Asteroid & Comet Missions
Latest about Asteroid & Comet Missions
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Space mining startup AstroForge aims to launch historic asteroid-landing mission in 2025
By Mike Wall published
Asteroid-mining startup AstroForge plans to launch its third mission, which will land on a metallic space rock, in 2025.
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NASA’s asteroid sample mission gave scientists around the world the rare opportunity to study an artificial meteor
By Brian Elbing, Elizabeth A. Silber published
While very small meteoroids are common, larger ones — bigger than a dishwasher — are not.
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Rare OSIRIS-REx asteroid sample debuts at Space Center Houston
By Robert Z. Pearlman published
Move over, moon rocks! Space Center Houston has a new type of space stone in its showcase: a sample of the asteroid Bennu.

How Earth's new Rubin Observatory will usher in the next era of asteroid space missions
By Robert Lea published
The Vera C. Rubin Observatory won't ever leave Earth, but its big picture, highly detailed view of the solar system will inspire a new era of space missions destined to visit asteroids.
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Near-Earth asteroids: Hunting and tracking upcoming flybys
By Robert Lea last updated
Reference Here we explore whether there are any upcoming asteroid encounters and how NASA and other space agencies actively monitor near-Earth asteroids that have the potential to hit our planet.
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NASA finally opens OSIRIS-REx asteroid sample canister after freeing stuck lid
By John Loeffler published
After months of anticipation, NASA's OSIRIS-REx mission team has successfully accessed the treasure trove of asteroid material the probe collected during its billion-mile journey.
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At last! NASA finally frees lid of asteroid Bennu sample capsule after battling stuck fasteners
By Samantha Mathewson published
NASA technicians have finally removed the two stubborn fasteners that prevented them from accessing all of the asteroid samples returned to Earth by OSIRIS-REx in September.
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NASA can't wait for its OSIRIS-APEX spacecraft to meet 'God of Chaos' asteroid Apophis in 2029
By Robert Lea published
'God of Chaos' asteroid Apophis will make a flyby like no other in recorded history in 2029 as it becomes visible with the naked eye, and NASA's OSIRIS-APEX spacecraft will be on hand to supervise.
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'What is that material?': Potentially hazardous asteroid Bennu stumps scientists with its odd makeup
By Sharmila Kuthunur published
Scientists found signs of organic molecules in the first samples of potentially hazardous asteroid Bennu, as well as a 'head scratching' material that has yet to be identified.
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Crossed wires caused parachute problem during OSIRIS-REx asteroid sample delivery, NASA says
By Mike Wall published
Crossed wires likely prevented OSIRIS-REx's return capsule from deploying its drogue parachute during its descent through Earth's atmosphere on Sept. 24, NASA officials say.
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