Category Archives: Asteroid

NASA's WISE Mission Finds First Trojan Asteroid Sharing Earth's Orbit

PASADENA, Calif. – Astronomers studying observations taken by NASA’s Wide-field Infrared Survey Explorer (WISE) mission have discovered the first known “Trojan” asteroid orbiting the sun along with Earth. Trojans are asteroids that share an orbit with a planet near stable … Continue reading

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Craters on Vesta

Craters on Vesta Image Credit: NASA / JPL-Caltech / UCLA / MPS / DLR / IDA NASA’s Dawn spacecraft obtained this image of the protoplanet Vesta with its framing camera on July 18, 2011. It was taken from a distance … Continue reading

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Dawn Spacecraft Enters Orbit around Asteroid Vesta July 15

NASA’s Dawn spacecraft will enter orbit around the second most massive (but third largest) asteroid in the asteroid belt at around 10 pm Pacific Daylight Time Friday July 15. It will stay in orbit around Vesta for about a year … Continue reading

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Mission to Asteroid Itokawa – The Seven Year Voyage

ISDC conference report by Dave Fischer Professor Jun’ichiro Kawaguchi presented the history and results of the Hayabusa program, formally known as MUSES-C. Professor Kawaguchi is the Program Manager for the MUSES-C program at the Lunar and Planetary Exploration Program Group … Continue reading

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