Browse Archive
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NASA Scientist Figures Way to Weigh Space Rock
05.24.12 - A scientist at NASA's Jet Propulsion Laboratory in Pasadena, Calif., has accurately determined the mass of a nearby asteroid from millions of miles away.
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NASA Survey Counts Potentially Hazardous Asteroids
05.16.12 - Observations from NASA's Wide-field Infrared Survey Explorer (WISE) have led to the best assessment yet of our solar system's population of potentially hazardous asteroids.
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NASA Dawn Mission Reveals Secrets of Large Asteroid
05.10.12 - NASA's Dawn spacecraft has provided researchers with the first orbital analysis of the giant asteroid Vesta, yielding new insights into its creation and kinship with terrestrial planets and Earth's moon.
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Dawn Reveals Secrets of Giant Asteroid Vesta
04.25.12 - Findings from Dawn reveal new details about the giant asteroid Vesta, including its varied surface composition, sharp temperature changes and clues to its internal structure.
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Fireball Over California/Nevada: How Big Was It?
04.24.12 - Scientists have a size estimate for an impressive fireball that was witnessed over California’s Central Valley Sunday (4/22).
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Dawn Gets Extra Time to Explore Vesta
04.18.12 - NASA's Dawn mission has received official confirmation that 40 extra days have been added to its exploration of the giant asteroid Vesta.
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Dawn Sees New Surface Features on Giant Asteroid
03.21.12 - NASA's Dawn spacecraft has revealed unexpected details on the surface of the giant asteroid Vesta.
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Asteroid 2011 AG5 – A Reality Check
02.28.12 - Asteroid 2011 AG5 has been receiving a lot of attention lately because of a very unlikely scenario which would place it on an Earth-interception course 28 years from now.
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Black Hole Grazes on Asteroids
02.08.12 - The giant black hole at the Milky Way center may be devouring asteroids.
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Vesta Likely Cold and Dark Enough for Ice
01.25.12 - Roughly half of the giant asteroid Vesta is expected to be so cold, with so little sunlight, that water ice could have survived there for billions of years.
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Catching a Comet Death on Camera
01.19.12 - On July 6, 2011, a comet was caught doing something never seen before: die a scorching death as it flew too close to the sun. The chance to watch it first-hand amazed even the most seasoned comet watchers.
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Dawn Obtains First Low Altitude Images of Vesta
12.21.11 - NASA's Dawn spacecraft has sent back the first images of the giant asteroid Vesta from its low-altitude mapping orbit.
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Comet Lovejoy -- Many Views
12.19.11 - Another view of Comet Lovejoy's solar approach taken by Hinode.
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NASA's Dawn Spirals Down to Lowest Orbit
12.12.11 - NASA's Dawn spacecraft successfully maneuvered into its closest orbit around the giant asteroid Vesta today, beginning a new phase of science observations.
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New NASA Dawn Visuals Show Vesta's 'Color Palette'
12.05.11 - New color data from NASA's Dawn mission give scientists an inside look at the chemical composition of giant asteroid Vesta.
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Dawn Soars Over Asteroid Vesta in 3-D
12.01.11 - Glide over the giant asteroid Vesta with NASA's Dawn spacecraft in a new 3-D video.
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NASA Releases Updated Radar Movie of Asteroid 2005 YU55
11.11.11 - NASA Scientists working with the 230-foot-wide (70-meter) Deep Space Network antenna at Goldstone, Calif., have released a second, longer, and more refined, movie clip of asteroid 2005 YU55.
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NASA's Swift Catches Asteroid Flyby
11.10.11 - As asteroid 2005 YU55 swept past Earth in the early morning hours of Wednesday, Nov. 9, 2011, Swift monitored the fast-moving space rock.
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NASA Releases Radar Movie of Asteroid 2005 YU55
11.08.11 - Scientists working with the 230-foot-wide (70-meter) Deep Space Network antenna at Goldstone, Calif., have generated a short movie clip of asteroid 2005 YU55.
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NASA Captures Images of Large Asteroid Passing Earth
11.07.11 - NASA's Deep Space Network antenna in Goldstone, Calif. has captured new radar images of Asteroid 2005 YU55 passing close to Earth.