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Hot Topic Solar System Meteorites, Comets and Asteroids
 
Comet Hartley 2's Split History
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.

The Massive Mountains of Vesta
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.

WISE Finds Fewer Asteroids Near Earth
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.

What Kind of Asteroid Killed the Dinosaurs?
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

Vesta's Bounty of Beauty
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.

Last Look at Asteroid Before OSIRIS-REX Launch
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.

Why Send Humans to an Asteroid?
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?

Questioning Comet Elenin
Topic: Meteorites, Comets and Asteroids
08/20/11
Summary: NASA scientists have taken time over the last several months to answer questions about the upcoming, and harmless, approach of Comet Elenin.

A VIR View of Vesta
Topic: Meteorites, Comets and Asteroids
08/16/11
Summary: NASA's Dawn spacecraft has begun its first science-collecting orbit phase at Vesta.

Meteorites Deliver Nucleobases to Earth
Topic: Meteorites, Comets and Asteroids
08/09/11
Summary: New research indicates that meteorites can carry certain nucleobases - the building blocks of DNA - to the Earth. The findings could help astrobiologists understand the role of meteorite impacts in the origins of life on our planet.

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