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Add Image to Favorite List 2013-02-15 Asteroid Samford Valley Observatory
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This frame from a movie from the Samford Valley Observatory in Brisbane, Australia, shows the progress of asteroid 2012 DA14 across the night sky as it nears its closest approach. It was taken at 12:59 UTC on Feb. 15 (7:59 a.m. EST, or 4:59 a.m. PST).
PIA16735:
Approach of Asteroid 2012 DA14 from Samford Valley Observatory Animation Icon
Full Resolution:     TIFF (368.9 kB)     JPEG (48.69 kB)
Add Image to Favorite List 2013-02-15 Asteroid Siding Spring Observatory
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An animated set of images, from the telescope known as the iTelescope.net Siding Spring Observatory, shows asteroid 2012 DA14 as the streak moving from top to bottom in the field of view. The animation is available in the Planetary Photojournal.
PIA16737:
Asteroid 2012 DA14 as Seen from Siding Spring, Australia Animation Icon
Full Resolution:     TIFF (272.4 kB)     JPEG (26.25 kB)
Add Image to Favorite List 2005-07-01 Comet Spitzer Space Telescope
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This artist's concept depicts one of the most widely accepted theories pertaining to the origin of comets. This image is courtesy of NASA's Spitzer Science Center at the California Institute of Technology, Pasadena, Calif.
PIA02107:
Genesis of a Comet (Artist's Concept) Animation Icon
Full Resolution:     TIFF (943.1 kB)     JPEG (30.67 kB)
Add Image to Favorite List 2006-05-05 Schwassmann-Wachmann 3 Spitzer Space Telescope
 MIPS
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NASA's Spitzer Space Telescope shows three of the many fragments making up Comet 73P/Schwassman-Wachmann 3. The picture also provides the best look yet at the crumbling comet's trail of debris.
PIA08438:
Comet Stepping Stones
Full Resolution:     TIFF (17.99 MB)     JPEG (1.157 MB)
Add Image to Favorite List 2006-05-10 Schwassmann-Wachmann 3 Spitzer Space Telescope
 MIPS
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This infrared image from NASA's Spitzer Space Telescope shows the broken Comet 73P/Schwassman-Wachmann 3 skimming along a trail of debris left during its multiple trips around the sun.
PIA08452:
A Million Comet Pieces
Full Resolution:     TIFF (33.99 MB)     JPEG (1.795 MB)
Add Image to Favorite List 2008-10-13 Holmes Spitzer Space Telescope
 IRAC
MIPS
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NASA's Spitzer Space Telescope captured this picture of comet Holmes in March 2008, five months after the comet suddenly erupted and brightened a millionfold overnight.
PIA11228:
Anatomy of a Busted Comet
Full Resolution:     TIFF (32.58 MB)     JPEG (326.3 kB)
Add Image to Favorite List 2013-09-10 Comet Spitzer Space Telescope
 IRAC
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With the help of NASA's Spitzer Space Telescope, astronomers have discovered that what was thought to be a large asteroid called Don Quixote is in fact a comet.
PIA17443:
Spitzer Spies a Comet Coma and Tail
Full Resolution:     TIFF (17.29 MB)     JPEG (189.8 kB)
Add Image to Favorite List 2014-06-19 Asteroid Spitzer Space Telescope
 IRAC
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This image of asteroid 2011 MD was taken by NASA's Spitzer Space Telescope in Feb. 2014, over a period of 20 hours.
PIA18453:
I Spy a Little Asteroid With My Infrared Eye
Full Resolution:     TIFF (3.765 MB)     JPEG (42.88 kB)
Add Image to Favorite List 2014-06-19 Asteroid Spitzer Space Telescope
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Observations of infrared light from NASA's Spitzer Space Telescope coming from asteroids provide a better estimate of their true sizes than visible-light measurements.
PIA18454:
How to Measure the Size of an Asteroid
Full Resolution:     TIFF (19.96 MB)     JPEG (305.5 kB)
Add Image to Favorite List 2014-06-19 Asteroid Spitzer Space Telescope
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Observations from NASA's Spitzer Space Telescope, taken in infrared light, have helped to reveal that a small asteroid called 2011 MD is made-up of two-thirds empty space.
PIA18455:
Solid as a Rock? Porosity of Asteroids
Full Resolution:     TIFF (15.13 MB)     JPEG (196.5 kB)
Add Image to Favorite List 2014-06-19 Asteroid Spitzer Space Telescope
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Illustrated in this artist's concept are two possible structures for asteroid 2011 MD. NASA's Spitzer infrared camera helped reveal that this asteroid consists of about two-thirds empty space.
PIA18456:
The Spacious Structure of Asteroid 2011 MD (Artist's Concept)
Full Resolution:     TIFF (30.74 MB)     JPEG (529.5 kB)
Add Image to Favorite List 2002-11-05 Annefrank Stardust
 Stardust Navigation Camera
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False colors emphasize the variations in surface brightness on asteroid Annefrank, as seen in an image taken by NASA's Stardust spacecraft during a Nov. 2, 2002 flyby of the asteroid.
PIA02886:
Annefrank Near Closest Approach
Full Resolution:     TIFF (29.43 kB)     JPEG (11.02 kB)
Add Image to Favorite List 2002-11-05 Annefrank Stardust
 Stardust Navigation Camera
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Asteroid Annefrank is seen as irregularly shaped, cratered body in this image taken by NASA's Stardust spacecraft during a Nov 2, 2002 flyby of the asteroid.
PIA02885:
Stardust Image of Asteroid Annefrank
Full Resolution:     TIFF (48.97 kB)     JPEG (4.494 kB)
Add Image to Favorite List 2004-01-06 Wild 2 Stardust
 Stardust Navigation Camera
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This image was taken during the close approach phase of NASA's Stardust's Jan 2, 2004 flyby of comet Wild 2. It is a distant side view of the roughly spherical comet nucleus.
PIA05004:
Comet Wild 2 - Stardust Approach Image
Full Resolution:     TIFF (1.535 MB)     JPEG (133.6 kB)
Add Image to Favorite List 2004-01-02 Wild 2 Stardust
 Stardust Navigation Camera
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On January 2, 2004 NASA's Stardust spacecraft made a close flyby of comet Wild 2 showing faint jets emanating from the surface. Comet Wild 2 is about five kilometers (3.1 miles) in diameter.
PIA05571:
Comet Wild 2 Up Close and Personal
Full Resolution:     TIFF (91.63 kB)     JPEG (6.664 kB)
Add Image to Favorite List 2004-03-18 Wild 2 Stardust
 Stardust Navigation Camera
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This composite image was taken by the navigation camera during the close approach phase of Stardust's Jan 2, 2004 flyby of comet Wild 2. Several large depressed regions can be seen. Comet Wild 2 is about five kilometers (3.1 miles) in diameter.
PIA05578:
Comet Wild 2 - Jet Release
Full Resolution:     TIFF (11.5 MB)     JPEG (320.8 kB)
Add Image to Favorite List 2004-03-18 Wild 2 Stardust
 Stardust Navigation Camera
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This image shows a stereo pair of the comet Wild 2, which NASA's Stardust spacecraft flew by on Jan. 2, 2004.
PIA05579:
Comet Wild 2 - Stereo Image Pair
Full Resolution:     TIFF (1.073 MB)     JPEG (77.59 kB)
Add Image to Favorite List 2004-03-18 Wild 2 Stardust
 Stardust Navigation Camera
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NASA's Stardust Navigation Camera captured this anaglyph of the comet Wild 2. 3-D glasses are necessary to view this image.
PIA05580:
Comet Wild 2 - Anaglyph
Full Resolution:     TIFF (6.111 MB)     JPEG (185 kB)
Add Image to Favorite List 2004-06-17 Wild 2 Stardust
 Stardust Navigation Camera
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This is an artist's concept depicting a view of comet Wild 2 with emanating jets as seen from NASA's Stardust spacecraft during its flyby of the comet on Jan. 2, 2004.
PIA06283:
Wild 2: If You Were There
Full Resolution:     TIFF (4.875 MB)     JPEG (525 kB)
Add Image to Favorite List 2004-06-17 Wild 2 Stardust
 Stardust Navigation Camera
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These images taken by NASA's Stardust spacecraft in 2004 highlight the diverse features that make up the surface of comet Wild 2. A variety of small pinnacles and mesas seen on the limb of the comet.
PIA06284:
Wild 2 Features
Full Resolution:     TIFF (557.1 kB)     JPEG (57.75 kB)
Add Image to Favorite List 2004-06-17 Wild 2 Stardust
 Stardust Navigation Camera
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This image is a close look at the comet Wild 2, which NASA's Stardust spacecraft flew by on Jan. 2, 2004.
PIA06285:
Wild 2 Close Look
Full Resolution:     TIFF (868.4 kB)     JPEG (74.67 kB)
Add Image to Favorite List 2011-03-24 Annefrank Stardust
 Stardust Navigation Camera
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This composite image shows the three small worlds NASA's Stardust spacecraft encountered during its 12 year mission. Stardust performed a flyby of asteroid Annefrank in 2002, Comet Wild in 2004, and Tempel 1 in 2011.
PIA13943:
Stardust's Worlds
Full Resolution:     TIFF (7.21 MB)     JPEG (180.3 kB)
Add Image to Favorite List 2011-01-27 Tempel 1 StardustNExT
 Stardust Navigation Camera
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This composite image is the first taken by NASA's Stardust spacecraft's navigation camera. The observations were made on Jan. 18 and 19, 2011. Stardust will fly within about 200 kilometers (124 miles) of the comet's nucleus.
PIA13829:
NASA Comet Hunter Spots its Valentine
Full Resolution:     TIFF (418.6 kB)     JPEG (54.69 kB)
Add Image to Favorite List 2011-02-10 Tempel 1 StardustNExT
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Artist concept of NASA's Stardust-NExT mission, which will fly by comet Tempel 1 on Feb. 14, 2011.
PIA13847:
Stardust-NExt (Artist Concept)
Full Resolution:     TIFF (21.62 MB)     JPEG (474.3 kB)
Add Image to Favorite List 2011-02-14 Tempel 1 StardustNExT
 Stardust Navigation Camera
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This composite image was taken by NASA's Stardust navigation camera 42 hours before its encounter with comet Tempel 1. The spacecraft is due to encounter the comet in the evening hours of Feb. 14, 2011.
PIA13851:
NASA Spacecraft Hours from Comet Encounter
Full Resolution:     TIFF (1.669 MB)     JPEG (156.6 kB)
Add Image to Favorite List 2011-02-15 Tempel 1 StardustNExT
 Stardust Navigation Camera
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NASA's Stardust-NExT mission transmitted the first image it took during its approach to comet Tempel 1 at 8:35 p.m. PST (11:35 p.m. EST) on Feb. 14, 2011.
PIA13853:
Comet Tempel 1 as Seen by NASA's Stardust
Full Resolution:     TIFF (1.05 MB)     JPEG (12.94 kB)
Add Image to Favorite List 2011-02-16 Tempel 1 StardustNExT
 Stardust Navigation Camera
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This pair of images shows the before-and-after comparison of the part of comet Tempel 1 that was hit by the impactor from NASA's Deep Impact spacecraft.
PIA13855:
Tempel 1 Impact Site
Full Resolution:     TIFF (5.859 MB)     JPEG (98.48 kB)
Add Image to Favorite List 2011-02-16 Tempel 1 StardustNExT
 Stardust Navigation Camera
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This pair of images shows the area affected by the impactor released by NASA's Deep Impact spacecraft in July 2005.
PIA13856:
Tempel 1 Impact Site
Full Resolution:     TIFF (5.888 MB)     JPEG (98.12 kB)
Add Image to Favorite List 2011-02-16 Tempel 1 StardustNExT
 Medium Resolution Instrument (MRI)
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These two images show the different views of comet Tempel 1 seen by NASA's Deep Impact spacecraft (left) and NASA's Stardust spacecraft (right).
PIA13859:
Tempel 1, as Seen by Two Spacecraft
Full Resolution:     TIFF (4.999 MB)     JPEG (88.61 kB)
Add Image to Favorite List 2011-02-16 Tempel 1 StardustNExT
 Medium Resolution Instrument (MRI)
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This pair of images shows the area affected by the impactor released by NASA's Deep Impact spacecraft in July 2005.
PIA13857:
Comet Tempel 1, in Context
Full Resolution:     TIFF (5.798 MB)     JPEG (122.7 kB)
Add Image to Favorite List 2011-02-16 Tempel 1 StardustNExT
 Medium Resolution Instrument (MRI)
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This pair of images shows a before-and-after comparison of the area on comet Tempel 1 targeted by an impactor from NASA's Deep Impact spacecraft in July 2005.
PIA13858:
Deep Impact's Effect on Tempel 1
Full Resolution:     TIFF (5.002 MB)     JPEG (81.46 kB)
Add Image to Favorite List 2011-02-16 Tempel 1 StardustNExT
 Stardust Navigation Camera
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This image mosaic shows four different views of comet Tempel 1 as seen by NASA's Stardust spacecraft as it flew by on Feb. 14, 2011. The images progress in time beginning at upper left, upper right, to lower left, then lower right.
PIA13860:
Four Views of Comet Tempel 1
Full Resolution:     TIFF (1.368 MB)     JPEG (79.08 kB)
Add Image to Favorite List 2011-02-16 Tempel 1 StardustNExT
 Stardust Navigation Camera
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This image obtained by NASA's Stardust spacecraft shows a side of the nucleus of comet Tempel 1 that has never been seen before; three terraces of different elevations are visible, with dark, banded scarps, or slopes, separating them.
PIA13861:
New Territory on Tempel 1
Full Resolution:     TIFF (1.69 MB)     JPEG (77.51 kB)
Add Image to Favorite List 2011-02-16 Tempel 1 StardustNExT
 Medium Resolution Instrument (MRI)
Stardust Navigation Camera
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This image layout depicts changes in the surface of comet Tempel 1, observed first by NASA's Deep Impact Mission in 2005 (top right) and again by NASA's Stardust-NExT mission on Feb. 14, 2011 (bottom right).
PIA13862:
Changes to Smooth Terrain (Annotated)
Full Resolution:     TIFF (1.818 MB)     JPEG (53.38 kB)
Add Image to Favorite List 2011-02-16 Tempel 1 StardustNExT
 Medium Resolution Instrument (MRI)
Stardust Navigation Camera
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This image layout depicts changes in the surface of comet Tempel 1, observed first by NASA's Deep Impact Mission in 2005 (top right) and again by NASA's Stardust-NExT mission on Feb. 14, 2011 (bottom right).
PIA13863:
Changes to Smooth Terrain (Unannotated)
Full Resolution:     TIFF (606 kB)     JPEG (43.76 kB)
Add Image to Favorite List 2011-02-17 Tempel 1 StardustNExT
 Stardust Navigation Camera
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This image shows the location of the newly discovered planet-like object, dubbed 'Sedna,' in relation to the rest of the solar system in 2004.
PIA13867:
Stardust Swoops by Tempel 1 Animation Icon
Full Resolution:     TIFF (914.8 kB)     JPEG (17.87 kB)
Add Image to Favorite List 2011-02-18 Tempel 1 StardustNExT
 Stardust Navigation Camera
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This series of images shows the area where NASA's Deep Impact probe collided with the surface of comet Tempel 1 in 2005. The view zooms in as the images progress from top left to right, and then bottom left to right.
PIA13868:
Before the Deep Impact Collision
Full Resolution:     TIFF (1.663 MB)     JPEG (86.61 kB)
Add Image to Favorite List 2011-02-18 Tempel 1 StardustNExT
 Stardust Navigation Camera
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This image shows the surface of comet Tempel 1 before and after NASA's Deep Impact mission sent a probe into the comet in 2005. The region was imaged by Deep Impact before the collision (left), then six years later on by NASA's Stardust-NExT mission.
PIA13869:
Comet Tempel 1 Six Years Later
Full Resolution:     TIFF (4.362 MB)     JPEG (113.8 kB)
Add Image to Favorite List 2011-02-18 Tempel 1 StardustNExT
 Stardust Navigation Camera
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Reversed stereo image pair covering the region of NASA's Deep Impact site from the Stardust-NExT mission on comet Tempel 1. A large crater is seen at the top of the image.
PIA13870:
Comet Tempel 1 in Stereo (reversed)
Full Resolution:     TIFF (743.8 kB)     JPEG (58.37 kB)
Add Image to Favorite List 2011-02-18 Tempel 1 StardustNExT
 Stardust Navigation Camera
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This pair of images shows the before-and-after comparison of the part of comet Tempel 1 that was hit by the impactor from NASA's Deep Impact spacecraft.
PIA13871:
Comet Tempel 1 in Stereo
Full Resolution:     TIFF (766.7 kB)     JPEG (59.05 kB)
Add Image to Favorite List 2011-02-18 Tempel 1 StardustNExT
 Stardust Navigation Camera
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This anaglyph shows the region where NASA's Deep Impact mission sent a probe into the surface of comet Tempel 1 in 2005. 3D glasses are necessary to view this image.
PIA13872:
Deep Impact Site in 3-D
Full Resolution:     TIFF (2.68 MB)     JPEG (58.62 kB)
Add Image to Favorite List 2011-02-18 Tempel 1 StardustNExT
 Stardust Navigation Camera
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This pair of images shows the before-and-after comparison of the part of comet Tempel 1 that was hit by the impactor from NASA's Deep Impact spacecraft.
PIA13873:
Tempel 1 Impact Site (unannotated)
Full Resolution:     TIFF (1.065 MB)     JPEG (75.39 kB)
Add Image to Favorite List 2010-02-17 C/2007 Q3 (Siding Spring) Wide-field Infrared Survey Explorer (WISE)
 WISE Telescope
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Is it a bird, or a plane? No, it's comet Siding Spring streaking across the sky, as seen by NASA's Wide-field Infrared Survey Explorer, or WISE. An animation is available at the Photojournal.
PIA12836:
Ablaze with Infrared Light Animation Icon
Full Resolution:     TIFF (2.759 MB)     JPEG (39.57 kB)
Add Image to Favorite List 2010-02-17 C/2007 Q3 (Siding Spring) Wide-field Infrared Survey Explorer (WISE)
 WISE Telescope
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Comet Siding Spring appears to streak across the sky like a superhero in this new infrared image from NASA's Wide-field Infrared Survey Explorer. The comet, also known as C/2007 Q3, was discovered in 2007 by observers in Australia.
PIA12830:
Visitor from Deep Space
Full Resolution:     TIFF (6.127 MB)     JPEG (105.7 kB)
Add Image to Favorite List 2010-02-11 P/2010 B2 (WISE) Wide-field Infrared Survey Explorer (WISE)
 WISE Telescope
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The red smudge at the center of this image is the first comet discovered by NASA's Wide-Field Infrared Survey Explorer, or WISE. The comet is a dusty mass of ice and parades around the sun every 4.7 years.
PIA12449:
First Comet Seen by WISE
Full Resolution:     TIFF (1.393 MB)     JPEG (33.48 kB)
Add Image to Favorite List 2010-01-23 2010 AB78 Wide-field Infrared Survey Explorer (WISE)
 WISE Telescope
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The red dot at the center of this image is the first near-Earth asteroid discovered by NASA's Wide-Field Infrared Survey Explorer, or WISE -- an all-sky mapping infrared mission designed to see all sorts of cosmic objects.
PIA12499:
First of Many Asteroid Finds
Full Resolution:     TIFF (6.442 MB)     JPEG (146.4 kB)
Add Image to Favorite List 2010-03-26 C/2008 Q3 (Garradd) Wide-field Infrared Survey Explorer (WISE)
 WISE Telescope
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This image from NASA's Wide-field Infrared Survey Explorer is a mosaic of 3 individual WISE frames spanning an area on the sky about 7 times the size of the full Moon in portions of the constellations Bootes and Canes Venatici.
PIA12985:
M3 & Comet Garradd
Full Resolution:     TIFF (7.055 MB)     JPEG (198.7 kB)
Add Image to Favorite List 2010-05-25 Asteroid Wide-field Infrared Survey Explorer (WISE)
 WISE Telescope
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This image shows asteroids observed so far by NASA's Wide-field Infrared Survey Explorer. An animation is available at the Photojournal.
PIA13113:
Scanning for Asteroids and Comets Animation Icon
Full Resolution:     TIFF (690.2 kB)     JPEG (16.57 kB)
Add Image to Favorite List 2010-10-04 Asteroid Wide-field Infrared Survey Explorer (WISE)
 WISE Telescope
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This frame from a video demonstrates how NASA's Wide-field Infrared Survey Explorer surveys asteroids and comets in the solar system. Perspective shown here is looking down from high above Earth's North Pole, a kind of bird's eye view of the solar system.
PIA13435:
Asteroid and Comet Census from WISE
Full Resolution:     TIFF (957.3 kB)     JPEG (61.23 kB)
Add Image to Favorite List 2010-10-05 Comet Wide-field Infrared Survey Explorer (WISE)
 WISE Telescope
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This visitor from deep space, seen here by NASA's Wide-field Infrared Survey Explorer, is comet Hartley 2, the destination for NASA's EPOXI mission. The comet's tail is seen here as a fuzzy streak to the right of the comet.
PIA13438:
Icy Visitor from Beyond
Full Resolution:     TIFF (8.588 MB)     JPEG (446.5 kB)
Add Image to Favorite List 2011-02-01 Comet Wide-field Infrared Survey Explorer (WISE)
 WISE Telescope
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During its one-year mission, NASA's Wide-field Infrared Survey Explorer, mapped the entire sky in infrared light. Among the multitudes of astronomical bodies that have been discovered by the NEOWISE portion of the WISE mission are 20 comets.
PIA13457:
Comets WISE -- A Family Portrait
Full Resolution:     TIFF (33.83 MB)     JPEG (1.278 MB)
Add Image to Favorite List 2011-09-29 Vesta Wide-field Infrared Survey Explorer (WISE)
 WISE Telescope
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This chart based on data from NASA's Wide-field Infrared Survey Explorer illustrates why infrared-sensing telescopes are more suited to finding small, dark asteroids than telescopes that detect visible light.
PIA14732:
Infrared Telescopes Spy Small, Dark Asteroids
Full Resolution:     TIFF (24.84 MB)     JPEG (457.8 kB)
Add Image to Favorite List 2011-09-29 Vesta Wide-field Infrared Survey Explorer (WISE)
 WISE Telescope
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This chart based on data from NASA's Wide-field Infrared Survey Explorer illustrates how infrared is used to more accurately determine an asteroid's size; three asteroids of different sizes can look similar when viewed in visible-light.
PIA14733:
How to Tell the Size of An Asteroid
Full Resolution:     TIFF (24.84 MB)     JPEG (463.2 kB)
Add Image to Favorite List 2011-09-29 Vesta Wide-field Infrared Survey Explorer (WISE)
 WISE Telescope
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Data from NASA's Wide-field Infrared Survey Explorer has led to revisions in the estimated population of near-Earth asteroids. The most accurate survey to date has allowed new estimates of the total numbers of objects in different size categories.
PIA14734:
WISE Revises Numbers of Asteroids Near Earth
Full Resolution:     TIFF (25.25 MB)     JPEG (848.6 kB)
Add Image to Favorite List 2011-09-29 Vesta Wide-field Infrared Survey Explorer (WISE)
 WISE Telescope
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This frame from an animation illustrates asteroid-hunting results from NASA's Wide-field Infrared Survey Explorer, or WISE, taken during its one-year survey of the sky in infrared light.
PIA14735:
Changing Views of Our Solar System Animation Icon
Full Resolution:     TIFF (2.77 MB)     JPEG (233.1 kB)
Add Image to Favorite List 2011-09-29 Vesta Wide-field Infrared Survey Explorer (WISE)
 WISE Telescope
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This frame from an animation illustrates the benefits of observing asteroids in infrared light. It begins by showing two artistic interpretations of asteroids up close.
PIA14736:
Portrait of Two Asteroids in Different Light Animation Icon
Full Resolution:     TIFF (917 kB)     JPEG (78.71 kB)
Add Image to Favorite List 2013-08-21 Asteroid Wide-field Infrared Survey Explorer (WISE)
 WISE Telescope
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NASA's NEOWISE, snapped this infrared picture of near-Earth object 1998 KN3 as it zips past a cloud of dense gas and dust near the Orion nebula.
PIA17255:
Asteroid Zips By Orion
Full Resolution:     TIFF (7.683 MB)     JPEG (163.5 kB)
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