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Solar System
Meteorites, Comets and Asteroids
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Triple Asteroid Mash-Up
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| Topic: Meteorites, Comets and Asteroids |
10/14/11 |
| Summary: Analysis of fragments of a meteorite that landed in Sudan in 2008 show that its parent asteroid was likely formed from the collisions of three different types of asteroids. |
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Proof that Comets Brought Oceans to Earth
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| Topic: Meteorites, Comets and Asteroids |
10/07/11 |
| Summary: Scientists have identified 103P/Hartley 2 as the first comet with water similar to Earth's. The findings shed new light on how our planet could have become habitable for life. |
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Comet Hartley 2's Split History
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| Topic: Meteorites, Comets and Asteroids |
10/07/11 |
| Summary: New evidence from NASA's Deep Impact spacecraft suggests that the dob-bone shaped comet Hartley 2 may have originally been two comets that collided. |
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The Massive Mountains of Vesta
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| Topic: Meteorites, Comets and Asteroids |
10/04/11 |
| Summary: Dawn has revealed that the southern hemisphere of the astroid Vesta boasts one of the largest mountains in the Solar System. |
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WISE Finds Fewer Asteroids Near Earth
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| Topic: Meteorites, Comets and Asteroids |
09/30/11 |
| Summary: Observations from NASA's Wide-field Infrared Survey Explorer indicate that there are fewer near-Earth asteroids than previously thought. The findings also indicate that NASA has found more than 90% of the largest near-Earth asteroids. |
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What Kind of Asteroid Killed the Dinosaurs?
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| Topic: Meteorites, Comets and Asteroids |
09/21/11 |
| Summary: Observations from NASA's Wide-field Infrared Survey Explorer (WISE) mission indicate the family of asteroids some believed was responsible for the demise of the dinosaurs is not likely the culprit, keeping the case open on one of Earth's greatest mysteries |
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Vesta's Bounty of Beauty
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| Topic: Meteorites, Comets and Asteroids |
09/18/11 |
| Summary: A new video from NASA´s Dawn spacecraft takes us on a flyover journey above the surface of the giant asteroid Vesta. |
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Last Look at Asteroid Before OSIRIS-REX Launch
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| Topic: Meteorites, Comets and Asteroids |
09/15/11 |
| Summary: Observations of Asteroid 1999 RQ36 are helping researchers prepare for the upcoming OSIRIS-REx - the first U.S.-led mission to bring back a sample of pristine asteroid material. |
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Why Send Humans to an Asteroid?
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| Topic: Meteorites, Comets and Asteroids |
08/28/11 |
| Summary: NASA has been given a presidential directive to land astronauts on an asteroid by 2025. Is a human mission to an asteroid possible in this time-frame, and what benefits will such a mission provide for the future of space exploration? |
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