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Queen Rock legend Brian May launches Space.com astrophotography competition for signed copy of his asteroid book (video)
By Tereza Pultarova last updated
Sir Brian May and NASA's OSIRIS-REx chief scientist Dante Lauretta challenge Space.com readers to photograph solar system objects to win a signed copy of their new book about asteroid Bennu.
Watch NASA's OSIRIS-REx's asteroid sample-return capsule land on Earth in this free livestream on Sept. 24
By Elizabeth Howell published
The return capsule of NASA's OSIRIS-REx mission is scheduled to touch down in Utah on Sept. 24, bearing samples of asteroid Bennu. Here's how to watch the event live.
NASA's OSIRIS-REx spacecraft changed how we think about asteroids. Here's how.
By Tereza Pultarova published
NASA's OSIRIS-REx mission taught astronomers how little they know about space rocks. They might be only a few hundreds of feet wide, but their geology appears surprisingly complex.
OSIRIS-REx asteroid probe makes final maneuver before Sept. 24 sample delivery
By Mike Wall published
NASA's OSIRIS-REx probe performed one last trajectory-correcting maneuver on Sunday (Sept. 17) to set up the Sept. 24 arrival of its asteroid sample here on Earth.
How much of asteroid Bennu is NASA's OSIRIS-REx probe delivering to Earth this weekend?
By Mike Wall published
NASA's OSIRIS-REx mission is delivering a precious haul of asteroid dirt and gravel to Earth this weekend. How much of this space-rock stuff will there be?
What if NASA's OSIRIS-REx asteroid-sample capsule crashes to Earth this weekend?
By Elizabeth Howell published
The descent capsule of NASA's OSIRIS-REx asteroid-sampling mission is supposed to touch down softly under parachutes on Sept. 24. If it crashes, however, the agency has a backup plan.
OSIRIS-REx asteroid probe heads toward Earth for Sept. 24 sample delivery
By Mike Wall published
NASA's OSIRIS-REx probe put itself on course toward Earth with a thruster firing on Sept. 10, two weeks before its highly anticipated asteroid-sample delivery.
OSIRIS-REx's Dante Lauretta shares final preparations for Sept. 24 asteroid-sample return
By Leonard David published
NASA's OSIRIS-REx mission will see a sample of an asteroid return to Earth on Sept. 24. Here's how the mission's head scientist feels about the chances of success.
NASA conducts crucial drop test ahead of Sept. 24 arrival of OSIRIS-REx asteroid sample
By Mike Wall published
The OSIRIS-REx team performed a crucial drop test on Wednesday (Aug. 30), practicing what they'll do when the mission's real asteroid sample comes home on Sept. 24.
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