This image shows asteroid 2012 DA14 and the Eta Carinae Nebula, with the white box highlighting the asteroid's path. The image was taken using a 3" refractor equipped with a color CCD camera. The tele...
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This animated set of images, from the telescope known as the iTelescope.net Siding Spring Observatory, shows asteroid 2012 DA14 as the streak moving from left to right in the field of view. The images...
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This image of asteroid 2012 DA14 (the white dot in the middle of picture) was taken by the FRAM Telescope in Argentina, part of the GLObal Robotic-telescopes Intelligent Array (GLORIA) project, in adv...
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This animated set of three images depicts asteroid 2012 DA14 as it was seen on Feb. 14, 2013, at a distance of 465,000 miles (748,000 kilometers). The animation was created by astronomers at the Reman...
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This image from D. Herald of Murrumbateman, Australia, shows the asteroid 2012 DA14 as a tiny speck in the center of the field of view. It was taken just past midnight on Feb. 13, 2013 in Australia (t...
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This image from NASA's Dawn spacecraft features the distinctive crater Canuleia on the giant asteroid Vesta. Canuleia, about 6 miles (10 kilometers) in diameter, is distinguished by the rays of bright...
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This image from NASA's Dawn spacecraft shows a close up of part of the rim around the crater Canuleia on the giant asteroid Vesta. Canuleia, about 6 miles (10 kilometers) in diameter, is the large cra...
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This full view of the giant asteroid Vesta was taken by NASA's Dawn spacecraft, as part of a rotation characterization sequence on July 24, 2011, at a distance of 3,200 miles (5,200 kilometers). A rot...
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A new study provides a possible explanation of mysterious X-ray flares detected by the Chandra X-ray Observatory for several years in the region of Sagittarius A*, or Sgr A*. The study suggests a clou...
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This image of the giant asteroid Vesta was obtained by NASA's Dawn spacecraft in the evening Nov. 27 PST (early morning Nov. 28, UTC), as it was spiraling down from its high altitude mapping orbit to ...
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This radar image of asteroid 2005 YU55 was obtained on Nov. 6, 2011, at 1:45 p.m. PST (4:45 p.m. EST/2145 UTC), when the space rock was at 6.4 lunar distances, which is about 1.5 million miles, or 2.4...
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This radar image of asteroid 2005 YU55 was obtained on Nov. 7, 2011, at 11:45 a.m. PST (2:45 p.m. EST/1945 UTC), when the space rock was at 3.6 lunar distances, which is about 860,000 miles, or 1.38 m...
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In this image of Vesta, taken by NASA's Dawn spacecraft just shortly before the beginning of high altitude mapping orbit, north is up and the upper right corner is to the northeast. The spacecraft's d...
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In this image of the south pole region of the asteroid Vesta, a mountain is rising approximately 9 miles (15 kilometers) above the floor of a crater. This mountain, which measures about 125 miles (200...
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When NASA's Dawn spacecraft arrived at Vesta, one of the first tasks was to determine the precise orientation of the asteroid's rotation axis and its equator. To do that, scientists defined a prime me...
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The south pole of the giant asteroid Vesta reveals cliffs that are several miles or kilometers high, deep grooves, and craters. How this wild scenery formed is not yet clear to the scientists of the D...
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This image obtained by the framing camera on NASA's Dawn spacecraft shows the south pole of the giant asteroid Vesta.
Scientists are discussing whether the circular structure that covers ...
This false-color map of the giant asteroid Vesta was created from stereo images obtained by the framing camera aboard NASA's Dawn spacecraft. The image shows the elevation of surface structures with a...
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This false-color image obtained by NASA's Dawn spacecraft shows a crater on the giant asteroid Vesta. The reddish coloring below the crater points to material that was hurled from Vesta's interior dur...
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When NASA's Dawn spacecraft sent the first images of the giant asteroid Vesta to the ground, scientists were fascinated by an enormous mound inside a big circular depression at the south pole. From st...
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