Your search criteria found 928 images
Gallery: Universe
Go to PIAxxxxx:
Refine this list of images by:
Target:
Mission:
Spacecraft:
Instrument:
Click on an image for detailed information
Click on a column heading to sort in ascending or descending order
My
List
Addition DateSort Ascending Target Mission Instrument Size
Add Image to Favorite List 2015-05-21 Wide-field Infrared Survey Explorer (WISE)
4000x2250x3
This artist's concept of the galaxy named WISE J224607.57-052635.0, is erupting with light equal to more than 300 trillion sunset; it was discovered by NASA's Wide-Field Infrared Survey Explorer, or WISE.
PIA19339:
Dusty 'Sunrise' at Core of Galaxy (Artist's Concept)
Full Resolution:     TIFF (27.01 MB)     JPEG (447.1 kB)
Add Image to Favorite List 2015-05-07 NuSTAR
NuSTAR
3000x1679x3
NASA's NuSTAR has made the most precise measurements yet of a radioactive element, called titanium-44, in the supernova remnant called 1987A.
PIA19335:
Tracing Titanium's Escape
Full Resolution:     TIFF (15.12 MB)     JPEG (299.3 kB)
Add Image to Favorite List 2015-04-29 NuSTAR
NuSTAR
2800x1575x3
This picture from NASA's NuSTAR is one of the most detailed ever taken of the center of our galaxy in high-energy X-rays. The X-ray light, normally invisible to our eyes, has been assigned the color magenta.
PIA19334:
Extra X-rays at the Hub of Our Milky Way Galaxy
Full Resolution:     TIFF (13.24 MB)     JPEG (864.6 kB)
Add Image to Favorite List 2015-04-14 Spitzer Space Telescope
3556x2000x3
This artist's map of the Milky Way shows the location of one of the farthest known exoplanets, lying 13,000 light-years away. Most of the thousands of exoplanets discovered to date are closer to our solar system, as indicated by the pink/orange areas.
PIA19333:
Map of Exoplanets Found in Our Galaxy (Artist's Concept)
Full Resolution:     TIFF (21.34 MB)     JPEG (500.1 kB)
Add Image to Favorite List 2015-04-14 Spitzer Space Telescope
3840x2160x3
This infographic explains how NASA's Spitzer Space Telescope can be used in tandem with a telescope on the ground to measure the distances to planets discovered using the 'microlensing' technique.
PIA19332:
Infographic: Finding Planets With Microlensing
Full Resolution:     TIFF (24.89 MB)     JPEG (613.4 kB)
Add Image to Favorite List 2015-04-14 Spitzer Space Telescope
3300x2550x3
This plot shows data obtained from NASA's Spitzer Space Telescope, and the Optical Gravitational Lensing Experiment telescope located in Chile, during a 'microlensing' event.
PIA19331:
Time Delay in Microlensing Event
Full Resolution:     TIFF (25.26 MB)     JPEG (502.2 kB)
Add Image to Favorite List 2015-03-31 Planck
1600x900x3
This map of the entire sky was captured by the European Space Agency's Planck mission. The band running through the middle corresponds to dust in our Milky Way galaxy.
PIA19330:
Astronomers Dig Up Treasure Trove of Galaxy Clusters
Full Resolution:     TIFF (4.322 MB)     JPEG (141.4 kB)
Add Image to Favorite List 2015-03-26 Galaxy Evolution Explorer (GALEX)
1600x900x3
A new study analyzes several sites where dead stars once exploded. The explosions, called Type Ia supernovae, occurred within galaxies, six of which are shown in these images from the Sloan Digital Sky Survey.
PIA18929:
After the Explosion: Investigating Supernova Sites
Full Resolution:     TIFF (4.322 MB)     JPEG (117.5 kB)
Add Image to Favorite List 2015-03-26 NEOWISE
1799x1799x3
NASA's NEOWISE spacecraft viewed comet C/2014 Q2 (Lovejoy) for a second time on January 30, 2015, as the comet passed through the closest point to our sun along its 14,000-year orbit, at a solar distance of 120 million miles (193 million kilometers).
PIA19354:
NEOWISE Wise to Comet Lovejoy
Full Resolution:     TIFF (9.713 MB)     JPEG (150.8 kB)
Add Image to Favorite List 2015-03-23 Spitzer Space Telescope
IRAC
Kitt Peak National Observatory
4008x2255x3
Infrared images from instruments at Kitt Peak National Observatory (left) and NASA's Spitzer Space Telescope document the outburst of HOPS 383, a young protostar in the Orion star-formation complex.
PIA18928:
Embryonic Star's Outburst
Full Resolution:     TIFF (27.12 MB)     JPEG (509.5 kB)
Add Image to Favorite List 2015-03-04 1160x876x3
The four stars and one planet of the 30 Ari system are illustrated in this diagram. This quadruple star system consists of two pairs of stars: 30 Ari B and 30 Ari A.
PIA18927:
Double Date: Two Pairs of Stars in One System
Full Resolution:     TIFF (3.05 MB)     JPEG (57.54 kB)
Add Image to Favorite List 2015-03-04 3300x2550x3
This artist's conception shows the 30 Ari system, which includes four stars and a planet. The planet, a gas giant, orbits its primary star (yellow) in about a year's time.
PIA18926:
Planet With Four Stars (Artist's Concept)
Full Resolution:     TIFF (25.26 MB)     JPEG (1.486 MB)
Add Image to Favorite List 2015-02-19 NuSTAR
XMM-Newton
4267x2400x3
Supermassive black holes at the cores of galaxies blast radiation and ultra-fast winds outward, as illustrated in this artist's conception based on NASA's NuSTAR and ESA's XMM-Newton telescopes.
PIA18919:
How Black Hole Winds Blow (Artist's Concept)
Full Resolution:     TIFF (30.74 MB)     JPEG (1.644 MB)
Add Image to Favorite List 2015-02-19 NuSTAR
XMM-Newton
3000x2400x3
This plot of data from two space telescopes, NASA's NuSTAR and ESA's XMM-Newton determines for the first time the shape of ultra-fast winds from supermassive black holes, or quasars.
PIA18918:
The Answer is Blowing in the Black Hole Wind
Full Resolution:     TIFF (21.61 MB)     JPEG (407.3 kB)
Add Image to Favorite List 2015-02-10 Hubble Space Telescope
Wide Field Planetary Camera 2
758x748x3
This image from the NASA/ESA Hubble Space Telescope shows a galaxy cluster, SDSS J1038+4849, that appears to have two eyes and a nose as part of a happy face. The 'face' is the result of gravitational lensing.
PIA18794:
Smile, and the Universe Smiles With You
Full Resolution:     TIFF (1.702 MB)     JPEG (37.58 kB)
Add Image to Favorite List 2015-02-05 Planck
2400x1200x3
A visualization of the polarization of the Cosmic Microwave Background, or CMB, as detected by ESA's Planck satellite over the entire sky.
PIA18916:
Polarization of the Cosmic Microwave Background
Full Resolution:     TIFF (8.643 MB)     JPEG (439.6 kB)
Add Image to Favorite List 2015-02-05 Milky Way Planck
13206x6853x3
Our Milky Way galaxy is ablaze with dust in this new all-sky map from Planck, a European Space Agency mission with important NASA contributions. The towers of fiery colors are actually dust in the galaxy and beyond that has been polarized.
PIA18915:
Polarized Dust Lights Up Milky Way
Full Resolution:     TIFF (271.6 MB)     JPEG (6.333 MB)
Add Image to Favorite List 2015-02-05 Planck
13206x6853x3
Matter lying between Earth and the edge of the observable universe is shown in this all-sky map from Planck, a European Space Agency mission with important NASA contributions.
PIA18914:
Universal Matter
Full Resolution:     TIFF (271.6 MB)     JPEG (2.144 MB)
Add Image to Favorite List 2015-02-05 Milky Way Planck
6000x6000x3
A new, dynamic portrait of our Milky Way galaxy shows a frenzy of gas, charged particles and dust as seen by the European Space Agency's Planck mission.
PIA18913:
Milky Way Untangled
Full Resolution:     TIFF (108 MB)     JPEG (2.399 MB)
Add Image to Favorite List 2015-02-05 Milky Way Planck
13206x6853x3
This composite image comes from the ESA's Planck shows a festive portrait of our Milky Way galaxy shows a mishmash of gas, charged particles and several types of dust.
PIA18912:
A Milky Way 'Mixer' Amongst the Stars
Full Resolution:     TIFF (271.6 MB)     JPEG (4.538 MB)
Add Image to Favorite List 2015-01-30 Planck
1200x1200x3
The color scale in this image from the Planck mission represents the emission from dust, a minor but crucial component that pervades our Milky Way galaxy. The texture indicates the orientation of the galactic magnetic field.
PIA18911:
Planck's View of BICEP2/Keck Array Field
Full Resolution:     TIFF (4.322 MB)     JPEG (299.3 kB)
Add Image to Favorite List 2015-01-28 Kepler
1920x1080x3
The tightly packed system, named Kepler-444, is home to five small planets in very compact orbits. The planets were detected from the dimming that occurs when they transit the disk of their parent star, as shown in this artist's conception.
PIA18910:
Kepler-444 Planetary System (Artist Concept)
Full Resolution:     TIFF (6.223 MB)     JPEG (144.1 kB)
Add Image to Favorite List 2015-01-27 Spitzer Space Telescope
IRAC
2694x1601x3
This series of images show three evolutionary phases of massive star formation, as pictured in infrared images from NASA's Spitzer Space Telescope.
PIA18909:
Evolution of a Massive Star
Full Resolution:     TIFF (12.94 MB)     JPEG (410.2 kB)
Add Image to Favorite List 2015-01-27 Spitzer Space Telescope
IRAC
3000x1688x3
'Yellow balls' -- which are several hundred to thousands times the size of our solar system -- are pictured here in the center of this image taken by NASA's Spitzer Space Telescope.
PIA18908:
Finding 'Yellowballs' in our Milky Way
Full Resolution:     TIFF (15.2 MB)     JPEG (413.7 kB)
Add Image to Favorite List 2015-01-08 Hubble Space Telescope
NuSTAR
9000x3000x3
The real monster black hole is revealed in this image from NASA's Nuclear Spectroscopic Telescope Array of colliding galaxies Arp 299.
PIA18907:
Tale of Two Black Holes
Full Resolution:     TIFF (81.02 MB)     JPEG (3.67 MB)
Add Image to Favorite List 2014-12-22 Sol (our sun) NuSTAR
NuSTAR
SDO
3150x1600x3
X-rays stream off the sun in this first picture of the sun, overlaid on a picture taken by NASA's Solar Dynamics Observatory (SDO), taken by NASA's NuSTAR. The field of view covers the west limb of the sun.
PIA18906:
Sun Shines in High-Energy X-rays
Full Resolution:     TIFF (15.13 MB)     JPEG (282 kB)
Add Image to Favorite List 2014-12-19 Spitzer Space Telescope
IRAC
6250x3800x3
The famous Horsehead nebula takes on a ghostly appearance in this image from NASA's Spitzer Space Telescope, released on December 18, 2014.
PIA18905:
Horsehead of a Different Color
Full Resolution:     TIFF (71.28 MB)     JPEG (848.6 kB)
Add Image to Favorite List 2014-12-18 Kepler
3000x2400x3
This artist concept shows NASA's planet-hunting Kepler spacecraft operating in a new mission profile called K2. Using publicly available data, astronomers have confirmed K2's first exoplanet discovery proving Kepler can still find planets.
PIA18904:
Reborn Kepler Discovers First K2 Exoplanet (Artist Concept)
Full Resolution:     TIFF (21.61 MB)     JPEG (1.297 MB)
Add Image to Favorite List 2014-12-11 Chandra X-ray Observatory
Hubble Space Telescope
Spitzer Space Telescope
3600x1742x3
This composite image of NGC 2207 and IC 2163 contains Chandra data in pink, optical-light data from NASA's Hubble Space Telescope in red, green, and blue (appearing as blue, white, orange, and brown), and infrared data from Spitzer Space Telescope in red.
PIA18903:
Galactic Gathering Gives Impressive Light Display
Full Resolution:     TIFF (18.82 MB)     JPEG (698.6 kB)
Add Image to Favorite List 2014-12-05 Spitzer Space Telescope
Canada France Hawaii Telescope
IRAC
Very Large Array Radio Telescope
3615x3500x3
A new feature in the evolution of galaxies has been captured in this image of galactic interactions. The two galaxies seen here -- NGC 3226 at the top, NGC 3227 at the bottom.
PIA18902:
A Flood of Gas
Full Resolution:     TIFF (14.47 MB)     JPEG (2.111 MB)
Add Image to Favorite List 2014-12-02 W. M. Keck Observatory
3200x1800x3
A dusty planetary system (left) is compared to another system with little dust in this artist's concept. Dust can make it difficult for telescopes to image planets because light from the dust can outshine that of the planets.
PIA18901:
Seeking Planets in the Dust (Artist Concept)
Full Resolution:     TIFF (17.29 MB)     JPEG (343.2 kB)
Add Image to Favorite List 2014-11-10 Spitzer Space Telescope
Spitzer Space Telescope
3300x4000x3
This diagram illustrates two similar star systems, HD 95086 and HR 8799. Evidence from NASA's Spitzer Space Telescope has pointed to the presence of two dust belts in each system.
PIA18900:
Sibling Star Systems? Dust Structures Suggest So
Full Resolution:     TIFF (39.62 MB)     JPEG (590.8 kB)
Add Image to Favorite List 2014-11-06 CIBER
2100x1950x3
This plot shows data from the Cosmic Infrared Background Experiment, or CIBER, rockets launched in 2010 and 2012. The experiment measures a diffuse glow of infrared light in the sky, known as the cosmic infrared background.
PIA18855:
Background Light 'Bluer' Than Expected
Full Resolution:     TIFF (12.29 MB)     JPEG (202 kB)
Add Image to Favorite List 2014-11-06 CIBER
2500x1600x3
This graphic illustrates how the Cosmic Infrared Background Experiment, or CIBER, team measures a diffuse glow of infrared light filling the spaces between galaxies. The glow does not come from any known stars and galaxies.
PIA18854:
Masking Out Galaxies
Full Resolution:     TIFF (12 MB)     JPEG (634.3 kB)
Add Image to Favorite List 2014-11-06 CIBER
2560x1440x3
This artist's concept shows a view of a number of galaxies sitting in huge halos of stars. The stars are too distant to be seen individually and instead are seen as a diffuse glow, colored yellow in this illustration.
PIA18852:
Stray Stars Scattered in Space (Artist Concept)
Full Resolution:     TIFF (11.06 MB)     JPEG (100.2 kB)
Add Image to Favorite List 2014-11-06 CIBER
Hubble Space Telescope
Spitzer Space Telescope
4000x2000x3
Our sky is filled with a diffuse background glow, known as the cosmic infrared background. Much of the light is from galaxies we know about, but previous Spitzer measurements have shown an extra component of unknown origin.
PIA18851:
First Stars or Stray Stars? A Cosmic Infrared Mystery
Full Resolution:     TIFF (24.01 MB)     JPEG (840.9 kB)
Add Image to Favorite List 2014-11-06 CIBER
CIBER
2248x1328x3
These images from the Cosmic Infrared Background Experiment, or CIBER, show large patches of the sky at two different infrared wavelengths (1.1 microns and 1.6 microns) after all known galaxies have been subtracted out and the images smoothed.
PIA18849:
Matching Patterns of Light
Full Resolution:     TIFF (8.96 MB)     JPEG (146.3 kB)
Add Image to Favorite List 2014-10-22 Chandra X-ray Observatory
Wide-field Infrared Survey Explorer (WISE)
3600x3600x3
In this image of PSR B1509-58 (about 170,000 light-years from Earth), X-rays from NASA's Chandra in gold are seen along with infrared data from NASA's Wide-field Infrared Survey Explorer (WISE) telescope in red, green and blue.
PIA18848:
Face Illusion in the Cosmic Clouds
Full Resolution:     TIFF (38.89 MB)     JPEG (573.6 kB)
Add Image to Favorite List 2014-10-22 Spitzer Space Telescope
IRAC
1188x1188x3
This image from NASA's Spitzer Space Telescope shows where the action is taking place in galaxy NGC 1291. The outer ring, colored red, is filled with new stars that are igniting and heating up dust that glows with infrared light.
PIA18847:
Ring of Stellar Fire
Full Resolution:     TIFF (4.236 MB)     JPEG (173.1 kB)
Add Image to Favorite List 2014-10-15 Herschel Space Observatory
1560x1560x3
A small galaxy, called Sextans A, is shown here in a multi-wavelength mosaic captured by the ESA's Herschel mission. In this image, the purple shows gas; blue shows young stars and the orange and yellow dots are newly formed stars heating up dust.
PIA18846:
Sluggish Galaxy Grows Stars Slowly
Full Resolution:     TIFF (7.304 MB)     JPEG (90.61 kB)
Add Image to Favorite List 2014-10-08 NuSTAR
3000x1688x3
This image shows a neutron star -- the core of a star that exploded in a massive supernova. This particular neutron star is known as a pulsar because it sends out rotating beams of X-rays that sweep past Earth like lighthouse beacons.
PIA18845:
Beacons of X-ray Light (Animation) Animation Icon
Full Resolution:     TIFF (15.2 MB)     JPEG (147.8 kB)
Add Image to Favorite List 2014-10-08 NuSTAR
1200x1200x3
NuSTAR has added a new twist to the mystery of ultraluminous X-ray sources (ULXs) by showing that one of the ULXs in M82, called M82 X-2, is not a black hole but a pulsar.
PIA18844:
Ultraluminous X-ray Sources in M82 Galaxy
Full Resolution:     TIFF (4.322 MB)     JPEG (60.5 kB)
Add Image to Favorite List 2014-10-08 NuSTAR
600x600x3
The brightest pulsar detected to date is shown in this frame from an animation that flips back and forth between images captured by NASA's NuSTAR. A pulsar is a type of neutron star, the leftover core of a star that exploded in a supernova.
PIA18843:
NuSTAR Captures the Beat of a Dead Star (Animation) Animation Icon
Full Resolution:     TIFF (362.1 kB)     JPEG (7.725 kB)
Add Image to Favorite List 2014-10-08 NuSTAR
4000x2250x3
This chart illustrates relative masses of super-dense cosmic objects, ranging from white dwarfs to supermassive black holes encased in the cores of most galaxies. The first three 'dead' stars (left) all form when stars more massive than our sun explode.
PIA18842:
Mass Chart for Dead Stars and Black Holes
Full Resolution:     TIFF (27.01 MB)     JPEG (345.1 kB)
Add Image to Favorite List 2014-10-08 NuSTAR
1900x1600x3
The bulk of a galaxy called Messier 82 (M82), or the 'Cigar galaxy,' is seen in visible-light data captured by the National Optical Astronomy Observatory's 2.1-meter telescope at Kitt Peak in Arizona.
PIA18841:
NuSTAR Finds a Pulse in Cigar Galaxy
Full Resolution:     TIFF (9.123 MB)     JPEG (97.7 kB)
Add Image to Favorite List 2014-10-08 NuSTAR
Chandra X-ray Telescope
Hubble Space Telescope
1200x675x3
The comparison from NASA's Hubble telescope and Chandra X-ray Observatory highlights how different the universe can look when viewed in other wavelengths of light. M82 is located 12 million light-years away in the Ursa Major constellation.
PIA18840:
Galaxy in Different Lights
Full Resolution:     TIFF (2.431 MB)     JPEG (58.14 kB)
Add Image to Favorite List 2014-09-24 Hubble Space Telescope
Kepler
Spitzer Space Telescope
1893x1125x3
A plot of the transmission spectrum for exoplanet HAT-P-11b, with data from NASA's Kepler, Hubble and Spitzer observatories combined. The results show a robust detection of water absorption in the Hubble data.
PIA18839:
Transmission Spectrum of HAT-P-11b
Full Resolution:     TIFF (6.391 MB)     JPEG (139.1 kB)
Add Image to Favorite List 2014-09-24 Hubble Space Telescope
Kepler
Spitzer Space Telescope
4200x2400x3
Scientists were excited to discover clear skies on a relatively small planet, about the size of Neptune, using the combined power of NASA's Hubble, Spitzer and Kepler space telescopes.
PIA18838:
A Sunny Outlook for 'Weather' on Exoplanets (Artist's Concept)
Full Resolution:     TIFF (30.26 MB)     JPEG (473.5 kB)
Add Image to Favorite List 2014-09-24 Hubble Space Telescope
Spitzer Space Telescope
4124x2320x3
A Neptune-size planet with a clear atmosphere is shown crossing in front of its star in this artist's depiction. Such crossings, or transits, are observed by telescopes like NASA's Hubble and Spitzer to glean information about planets' atmospheres.
PIA18837:
Seeing Starlight Through a Planet's Rim (Artist's Concept)
Full Resolution:     TIFF (28.72 MB)     JPEG (324.8 kB)
Add Image to Favorite List 2014-09-19 Hubble Space Telescope
Wide Field Planetary Camera 2
1280x686x3
This picture, taken by the NASA/ESA Hubble Space Telescope's WFPC2, shows a galaxy known as NGC 6872 in the constellation of Pavo (The Peacock). Its unusual shape is caused by its interactions with the smaller galaxy that can be seen just above NGC 6872.
PIA17808:
Hubble Feathers the Peacock
Full Resolution:     TIFF (2.635 MB)     JPEG (101.2 kB)
Add Image to Favorite List 2014-09-16 Chandra X-ray Observatory
NuSTAR
1400x1400x3
The blue dot in this image marks the spot of an energetic pulsar -- the magnetic, spinning core of star that blew up in a supernova explosion. NASA's NuSTAR discovered the pulsar by identifying its telltale pulse.
PIA18836:
Powerful, Pulsating Core of Star
Full Resolution:     TIFF (5.882 MB)     JPEG (319 kB)
Add Image to Favorite List 2014-09-09 Spitzer Space Telescope
Subaru Telescope
4096x4096x3
Millions of galaxies populate the patch of sky known as the COSMOS field, short for Cosmic Evolution Survey, a portion of which is shown here. Even the smallest dots in this image are galaxies, some up to 12 billion light-years away.
PIA18472:
Take a Splash Into the Cosmos
Full Resolution:     TIFF (50.35 MB)     JPEG (2.502 MB)
Add Image to Favorite List 2014-08-28 Spitzer Space Telescope
3800x2138x3
Astronomers were surprised to see these data from NASA's Spitzer Space Telescope in January 2013, showing a huge eruption of dust around a star called NGC 2547-ID8.
PIA18470:
Witnessing a Planetary Wreckage
Full Resolution:     TIFF (24.38 MB)     JPEG (260.9 kB)
Add Image to Favorite List 2014-08-28 Spitzer Space Telescope
4005x2253x3
This artist's concept shows the immediate aftermath of a large asteroid impact around NGC 2547-ID8, a 35-million-year-old sun-like star thought to be forming rocky planets.
PIA18469:
Building Planets Through Collisions (Artist's Concept)
Full Resolution:     TIFF (27.08 MB)     JPEG (415.7 kB)
Add Image to Favorite List 2014-08-27 Hubble Space Telescope
Spitzer Space Telescope
3000x2000x3
Artist's impression of a firestorm of star birth deep inside core of young, growing elliptical galaxy.
PIA18471:
A Cauldron of Star Birth in the Center of a Young Galaxy (Artist's Concept)
Full Resolution:     TIFF (18.01 MB)     JPEG (1.482 MB)
Add Image to Favorite List 2014-08-21 Chandra X-Ray Observatory
Spitzer Space Telescope
XMM-Newton
MIPS
XMM-Newton X-ray
2051x1591x3
Puppis A, around 7,000 light-years away, is seen in this image from NASA's Spitzer Space Telescope and Chandra X-Ray Observatory, and the European Space Agency's XMM-Newton.
PIA18468:
Supernova Seen In Two Lights
Full Resolution:     TIFF (9.794 MB)     JPEG (189.6 kB)
Add Image to Favorite List 2014-08-12 NuSTAR
NuSTAR
3300x2550x3
This data plot captured by NASA's Nuclear Spectroscopic Telescope Array, or NuSTAR, shows X-ray light streaming from regions near a supermassive black hole known as Markarian 335.
PIA18467:
Big, Spinning Black Hole Blurs Light
Full Resolution:     TIFF (25.26 MB)     JPEG (349.5 kB)
Add Image to Favorite List 2014-08-07 NEOWISE
NEOWISE Telescope
2519x2519x3
NASA's NEOWISE mission detected comet C/2013 A1 Siding Spring on July 28, 2014, less than three months before this comet's close flyby of Mars on Oct. 19.
PIA18593:
NEOWISE Spies Comet C/2013 A1 Siding Spring a Second Time
Full Resolution:     TIFF (19.04 MB)     JPEG (483.9 kB)
Add Image to Favorite List 2014-07-23 NEOWISE
NEOWISE Telescope
1596x1080x3
NASA's NEOWISE spotted Comet C/2013 UQ4 (Catalina), appearing to be a highly active comet one day past perihelion on July 7, 2014.
PIA18653:
NEOWISE Spies Activity on Comet Catalina
Full Resolution:     TIFF (5.173 MB)     JPEG (315 kB)
Add Image to Favorite List 2014-07-23 NEOWISE
NEOWISE Telescope
728x585x3
Comet C/2013 UQ4 (Catalina) first looked like an asteroid when NASA's NEOWISE team first observed it on December 31, 2013. These exposures were taken that day, when the comet was at a distance of about 2.9 AU from the sun.
PIA18652:
NEOWISE Spots Comet Catalina
Full Resolution:     TIFF (1.278 MB)     JPEG (113.2 kB)
Add Image to Favorite List 2014-07-02 Chandra X-ray Observatory
Spitzer Space Telescope
1232x960x3
A composite image of the spiral galaxy NGC 4258 showing X-ray emission observed with NASA's Chandra X-ray Observatory (blue) and infrared emission observed with NASA's Spitzer Space Telescope (red and green).
PIA18462:
Black Hole Jets Make Shock Waves
Full Resolution:     TIFF (3.55 MB)     JPEG (31.11 kB)
Add Image to Favorite List 2014-07-02 Chandra X-ray Observatory
Hubble Space Telescope
Spitzer Space Telescope
Karl Jansky Very Large Array
3600x2812x3
Anomalous arms are seen in this composite image of NGC 4258 from NASA's Chandra X-ray Observator, NSF's Karl Jansky Very Large Array, NASA's Hubble Space Telescope and Spitzer Space Telescope.
PIA18461:
Galactic Pyrotechnics on Display
Full Resolution:     TIFF (30.38 MB)     JPEG (1.396 MB)
Add Image to Favorite List 2014-06-12 NGC 7538 Herschel Space Observatory
PACS
SPIRE
2305x1540x3
The Herschel Space Observatory has uncovered a weird ring of dusty material while obtaining one of the sharpest scans to date of a huge cloud of gas and dust, called NGC 7538.
PIA18452:
A Puzzling Cosmic Ring
Full Resolution:     TIFF (10.65 MB)     JPEG (170.6 kB)
Add Image to Favorite List 2014-06-04 Spitzer Space Telescope
IRAC
986x1135x3
This infrared image from NASA's Spitzer Space Telescope shows N103B -- all that remains from a supernova that exploded a millennium ago in the Large Magellanic Cloud, a satellite galaxy 160,000 light-years away from our own Milky Way.
PIA18009:
Dissecting Dust from Detonation of Dead Star
Full Resolution:     TIFF (3.359 MB)     JPEG (103.6 kB)
Add Image to Favorite List 2014-05-28 Spitzer Space Telescope
IRAC
Two Micron All Sky Survey (2MASS)
2251x1476x3
Studied by astronomers, Serpens Cloud Core is one of the youngest collections of stars ever seen in our galaxy. This infrared image combines data from NASA's Spitzer with shorter-wavelength observations from the Two Micron All Sky Survey.
PIA18014:
The 'Serpent' Star-Forming Cloud Spawns Stars
Full Resolution:     TIFF (9.972 MB)     JPEG (628.5 kB)
Add Image to Favorite List 2014-05-22 Wide-field Infrared Survey Explorer (WISE)
WISE Telescope
3467x1949x3
This artistically enhanced image from NASA's WISE data shows galaxies clumped together in the Fornax cluster, located 60 million light-years from Earth.
PIA18012:
The Clumping Behavior of Galaxies
Full Resolution:     TIFF (20.28 MB)     JPEG (1.191 MB)
Add Image to Favorite List 2014-05-21 Spitzer Space Telescope
IRAC
2500x2500x3
Astronomers have found cosmic clumps so dark, dense and dusty that they throw the deepest shadows ever recorded. A large cloud looms in the center of this image of the galactic plane from NASA's Spitzer Space Telescope.
PIA18010:
Mapping the Densest Dusty Cloud Cores
Full Resolution:     TIFF (18.76 MB)     JPEG (1.225 MB)
Add Image to Favorite List 2014-05-07 Chandra X-ray Observatory
Spitzer Space Telescope
3600x3600x3
This composite image shows one of the clusters, NGC 2024, which is found in the center of the so-called Flame Nebula about 1,400 light years from Earth. Astronomers have studied two star clusters using NASA's Chandra and infrared telescopes.
PIA18249:
Inside the Flame Nebula
Full Resolution:     TIFF (38.89 MB)     JPEG (874.9 kB)
Add Image to Favorite List 2014-05-06 Planck
1760x880x3
The magnetic field of our Milky Way galaxy as seen by ESA's Planck satellite. This image was compiled from the first all-sky observations of polarized light emitted by interstellar dust in the Milky Way.
PIA18048:
Magnetic Map of Milky Way
Full Resolution:     TIFF (4.648 MB)     JPEG (127.3 kB)
Add Image to Favorite List 2014-05-01 Ganymede 3300x2550x3
This artist's concept of Jupiter's moon Ganymede, the largest moon in the solar system, illustrates the 'club sandwich' model of its interior oceans. Scientists suspect Ganymede has a massive ocean under an icy crust.
PIA18005:
Possible "Moonwich" of Ice and Oceans on Ganymede (Artist's Concept)
Full Resolution:     TIFF (25.26 MB)     JPEG (514.5 kB)
Add Image to Favorite List 2014-04-29 Herschel Space Observatory
Hubble Space Telescope
HIFI
WFC3
1000x712x3
The young galaxy SDSS090122.37+181432.3, also known as S0901, is seen here by the Herschel Space Observatory and the Hubble Space Telescope as the bright arc to the left of the central bright galaxy.
PIA18004:
Smeared and Magnified Galaxy
Full Resolution:     TIFF (2.137 MB)     JPEG (93.48 kB)
Add Image to Favorite List 2014-04-25 Spitzer Space Telescope
Wide-field Infrared Survey Explorer (WISE)
1200x900x3
This diagram illustrates the locations of the star systems closest to the sun. The year when the distance to each system was determined is listed after the system's name.
PIA18003:
Welcome to the Sun's Neighborhood
Full Resolution:     TIFF (3.241 MB)     JPEG (67.8 kB)
Add Image to Favorite List 2014-04-25 Spitzer Space Telescope
Wide-field Infrared Survey Explorer (WISE)
810x798x3
This frame from an animation shows the coldest brown dwarf yet seen, and the fourth closest system to our sun. Called WISE J085510.83-071442.5, this dim object was discovered through its rapid motion across the sky.
PIA18002:
Cold and Quick: a Fast-Moving Brown Dwarf Animation Icon
Full Resolution:     TIFF (1.94 MB)     JPEG (28.72 kB)
Add Image to Favorite List 2014-04-25 Wide-field Infrared Survey Explorer (WISE)
3000x1688x3
This artist's conception shows the object named WISE J085510.83-071442.5, the coldest known brown dwarf. Brown dwarfs are dim star-like bodies that lack the mass to burn nuclear fuel as stars do.
PIA18001:
Cold and Close Celestial Orb (Artist's Concept)
Full Resolution:     TIFF (15.2 MB)     JPEG (215.4 kB)
Add Image to Favorite List 2014-04-17 Kepler
4534x2550x3
This diagram compares the planets of our inner solar system to Kepler-186, a five-planet star system about 500 light-years from Earth in the constellation Cygnus.
PIA18000:
Kepler-186 and the Solar System
Full Resolution:     TIFF (34.71 MB)     JPEG (564.3 kB)
Add Image to Favorite List 2014-04-17 Kepler
4534x2550x3
This artist's concept depicts Kepler-186f, the first validated Earth-size planet to orbit a distant star in the habitable zone, a range of distance from a star where liquid water might pool on the planet's surface.
PIA17999:
Kepler-186f, the First Earth-size Planet in the Habitable Zone (Artist's Concept)
Full Resolution:     TIFF (34.71 MB)     JPEG (691.4 kB)
Add Image to Favorite List 2014-04-14 Hubble Space Telescope
Hubble Space Telescope
1280x824x3
Known as IRAS 20324+4057 ('The Tadpole'), taken by NASA's Hubble Space Telescope in 2012, shows a bright blue tadpole as it appears to swim through the inky blackness of space.
PIA18168:
The Tadpole and the Wriggler
Full Resolution:     TIFF (3.165 MB)     JPEG (102.6 kB)
Add Image to Favorite List 2014-04-10 Exoplanet 4200x2363x3
Researchers have detected the first 'exomoon' candidate -- a moon orbiting a planet that lies outside our solar system. Using a technique called 'microlensing,' they observed what could be either a moon and a planet -- or a planet and a star.
PIA17998:
Moon or Planet? The 'Exomoon Hunt' Continues (Artist's Concept)
Full Resolution:     TIFF (29.79 MB)     JPEG (934.1 kB)
Add Image to Favorite List 2014-03-26 Spitzer Space Telescope
Spitzer Space Telescope
930x886x3
The galaxy NGC 4395 is shown here in infrared light, captured by NASA's Spitzer Space Telescope. This dwarf galaxy is relatively small in comparison with our Milky Way galaxy, which is nearly 1,000 times more massive.
PIA17997:
Bulgeless Galaxy Hides Black Hole
Full Resolution:     TIFF (2.473 MB)     JPEG (70.62 kB)
Add Image to Favorite List 2014-03-20 Spitzer Space Telescope
IRAC
14400x8700x3
This mosaic reveals a panorama of the Milky Way from NASA's Spitzer Space Telescope. This picture covers only about three percent of the sky, but includes more than half of the galaxy's stars and the majority of its star formation activity.
PIA17996:
GLIMPSE the Galaxy All the Way Around
Full Resolution:     TIFF (375.9 MB)     JPEG (9.296 MB)
Add Image to Favorite List 2014-03-07 Wide-field Infrared Survey Explorer (WISE)
Gemini Observatory
WISE Telescope
2233x2236x3
The third closest star system to the sun, called WISE J104915.57-531906, center of large image, which was taken by NASA's WISE. It appeared to be a single object, but a sharper image from Gemini Observatory, revealed that it was binary star system.
PIA17992:
Brown Dwarfs in our 'Backyard'
Full Resolution:     TIFF (14.99 MB)     JPEG (190.2 kB)
Add Image to Favorite List 2014-03-07 Wide-field Infrared Survey Explorer (WISE)
1200x1202x3
A nearby star, called WISEA J204027.30+695924, stands out in red in this image from the Second Generation Digitized Sky Survey.
PIA17991:
A New Solar Neighbor
Full Resolution:     TIFF (4.329 MB)     JPEG (136 kB)
Add Image to Favorite List 2014-03-06 Spitzer Space Telescope
3840x2160x3
Magnetic loops carrying gas and dust above disks of planet-forming material circling stars are shown in this artist's conception, which NASA's Spitzer Space Telescope detects as infrared light.
PIA17849:
Loops of Gas and Dust Rise from Planetary Disks (Artist Concept)
Full Resolution:     TIFF (24.89 MB)     JPEG (461.2 kB)
Add Image to Favorite List 2014-02-27 Kepler
1200x860x3
This illustration shows the unusual orbit of planet Kepler-413b around a close pair of orange and red dwarf stars. The planet's 66-day orbit is tilted 2.5 degrees with respect to the plane of the binary stars' orbit.
PIA17848:
Star System Bonanza (Illustration)
Full Resolution:     TIFF (3.097 MB)     JPEG (156.3 kB)
Add Image to Favorite List 2014-02-26 Spitzer Space Telescope
IRAC
3900x2400x3
The closest supernova of its kind to be observed in the last few decades, M82 or the 'Cigar galaxy,' has sparked a global observing campaign involving legions of instruments on the ground and in space, including NASA's Spitzer Space Telescope.
PIA17847:
Seeing Through a Veil of Dust
Full Resolution:     TIFF (28.09 MB)     JPEG (442.5 kB)
Add Image to Favorite List 2014-02-20 Spitzer Space Telescope
IRAC
2470x1880x3
The red arc in this infrared image from NASA's Spitzer Space Telescope is a giant shock wave, created by a speeding star known as Kappa Cassiopeiae.
PIA17843:
Speedster Star Shocks the Galaxy
Full Resolution:     TIFF (13.94 MB)     JPEG (512.3 kB)
Add Image to Favorite List 2014-02-19 Chandra X-ray Observatory
NuSTAR
Chandra X-ray Telescope
NuSTAR
3000x2400x3
The images at the top of this graphic represent two popular models describing how stars blast apart. The models point to different triggers of the explosion. Jet-driven models are illustrated with an artist's concept shown at left.
PIA17846:
NuSTAR Data Point to Sloshing Supernovas
Full Resolution:     TIFF (21.61 MB)     JPEG (378 kB)
Add Image to Favorite List 2014-02-19 NuSTAR
586x434x3
NuSTAR has provided the first observational evidence in support of a theory that says exploding stars slosh around before detonating. That theory, referred to as mild asymmetries, is shown here in a simulation by Christian Ott.
PIA17845:
Sloshing Star Goes Supernova Animation Icon
Full Resolution:     TIFF (763.5 kB)     JPEG (9.537 kB)
Add Image to Favorite List 2014-02-19 Chandra X-ray Observatory
NuSTAR
Chandra X-ray Telescope
NuSTAR
3000x2000x3
A massive star (left), which has created elements as heavy as iron in its interior, blows up in a tremendous explosion (middle), scattering its outer layers in a structure called a supernova remnant (right).
PIA17844:
Evolution of a Supernova
Full Resolution:     TIFF (18.01 MB)     JPEG (344.8 kB)
Add Image to Favorite List 2014-02-19 Chandra X-ray Observatory
NuSTAR
Chandra X-ray Telescope
NuSTAR
2048x1024x3
When astronomers first looked at images of a supernova remnant called Cassiopeia A, captured by NASA's NuSTAR. The mystery of Cassiopeia A (Cas A), a massive star that exploded in a supernova more than 11,000 years ago continues to confound scientists.
PIA17842:
The Case of Missing Iron in Cassiopeia A
Full Resolution:     TIFF (6.294 MB)     JPEG (87.83 kB)
Add Image to Favorite List 2014-02-19 Chandra X-ray Observatory
NuSTAR
Chandra X-ray Telescope
NuSTAR
1024x1024x3
NASA's NuSTAR has, for the first time, imaged the radioactive 'guts' of a supernova remnant, the leftover remains of a star that exploded. The NuSTAR data are blue, and show high-energy X-rays.
PIA17841:
Radioactive Core of a Dead Star
Full Resolution:     TIFF (3.147 MB)     JPEG (62.44 kB)
Add Image to Favorite List 2014-02-19 NuSTAR
NuSTAR
4000x2250x3
This diagram illustrates why NASA's NuSTAR can see radioactivity in the remains of exploded stars for the first time. The observatory detects high-energy X-ray photons that are released by a radioactive substance called titanium-44.
PIA17840:
The Creation of Titanium in Stars
Full Resolution:     TIFF (27.01 MB)     JPEG (330.3 kB)
Add Image to Favorite List 2014-02-19 Chandra X-ray Observatory
NuSTAR
Chandra X-ray Telescope
NuSTAR
3072x1024x3
NASA's NuSTAR is complementing previous observations of the Cassiopeia A supernova remnant (red and green) by providing the first maps of radioactive material forged in the fiery explosion (blue).
PIA17839:
Adding a New "Color" to Palate of Cassiopeia A Images
Full Resolution:     TIFF (9.442 MB)     JPEG (157.2 kB)
Add Image to Favorite List 2014-02-19 Chandra X-ray Observatory
NuSTAR
Chandra X-ray Telescope
NuSTAR
3000x3000x3
This is the first map of radioactivity in a supernova remnant, the blown-out bits and pieces of a massive star that exploded. The blue color shows radioactive material mapped in high-energy X-rays using NASA's NuSTAR.
PIA17838:
Untangling the Remains of Cassiopeia A
Full Resolution:     TIFF (27.01 MB)     JPEG (350.8 kB)
Add Image to Favorite List 2014-02-11 Sol (our sun) SDO
Atmospheric Imaging Assembly
1024x1024x3
The dark region seen on the face of the sun at the end of March 2013 is a coronal hole (just above and to the right of the middle of the picture), which is a source of fast solar wind leaving the sun in this image from NASA's Solar Dynamic Observatory.
PIA17669:
Pulses from the Sun
Full Resolution:     TIFF (3.147 MB)     JPEG (71.34 kB)
Add Image to Favorite List 2014-02-07 Hubble Space Telescope
Spitzer Space Telescope
2416x1080x3
This image of the galaxy cluster Abell 2744 was obtained with NASA's Hubble Space Telescope. The zoomed image shows the region around the galaxy Abell2744_Y1, one of the most distant galaxy candidates known.
PIA17837:
Pushing the Limits of the Observable Universe
Full Resolution:     TIFF (7.831 MB)     JPEG (227.1 kB)
Add Image to Favorite List 2014-02-04 Kepler
3000x2400x3
This illustration shows the unusual orbit of planet Kepler-413b around a close pair of orange and red dwarf stars. The planet's 66-day orbit is tilted 2.5 degrees with respect to the plane of the binary stars' orbit.
PIA17836:
Wobbly Planet Orbital Schematic (Illustration)
Full Resolution:     TIFF (21.61 MB)     JPEG (345.3 kB)
Add Image to Favorite List 2014-01-30 Hubble Space Telescope
Wide Field Planetary Camera 2
1005x1005x3
This image from NASA's Hubble Space Telescope shows Herbig-Haro 30, the prototype of a gas-rich 'young stellar object' disk around a star.
PIA17835:
Dark Disks Around Young Stars
Full Resolution:     TIFF (3.031 MB)     JPEG (56.86 kB)
Add Image to Favorite List 2014-01-29 Wide-field Infrared Survey Explorer (WISE)
WISE Telescope
4095x4095x3
Radiation and winds from massive stars have blown a cavity into the surrounding dust and gas, creating the Trifid nebula, as seen here in infrared light by NASA's Wide-field Infrared Survey Explorer, or WISE.
PIA17834:
Storm of Stars in the Trifid Nebula
Full Resolution:     TIFF (50.32 MB)     JPEG (2.289 MB)
Add Image to Favorite List 2014-01-28 NEOWISE
NEOWISE Telescope
660x308x3
NASA's NEOWISE mission captured images of Comet C/2013 A1 Siding Spring. The infrared pictures reveal a comet that is active and very dusty.
PIA17833:
NEOWISE Spies Comet C/2013 A1 Siding Spring
Full Resolution:     TIFF (610.3 kB)     JPEG (65.2 kB)
 Current Set   Jump to a Following Set   Jump to a Following Set   Jump to a Following Set   Jump to a Following Set   Jump to a Following Set   Jump to a Following Set   Jump to a Following Set   Jump to a Following Set   Jump to a Following Set   Retrieve Next Set 
 1-100   101-200   201-300   301-400   401-500   501-600   601-700   701-800   801-900   901-1000 
Currently displaying images: 1 - 100 of 928