NASA's Jet Propulsion Laboratory used a powerful Deep Space Network radar antenna to image asteroid 2008 OS7 as it spun harmlessly past Earth on Feb. 2, 2024.
The Greenbank Telescope could join NASA's Goldstone Solar System Radar for planetary defense.
A newfound asteroid the size of a bus will zoom close by Earth on Thursday (Feb. 22), but it shouldn't pose a threat to our planet.
Any day now, it could happen: We could detect an asteroid on an Earth-crossing trajectory. It might be tomorrow; it might be a thousand years from now. So what can we do about it?
Water molecules have been detected on the surface of an asteroid for the first time, revealing new clues about the distribution of water in our solar system.
A newly discovered asteroid has passed safely between the Earth and moon during a very close encounter this week.
The comet-like asteroid Phaethon likely lobbed thousands of rocky fragments toward Earth while rapidly spinning around the sun 18,000 years ago, new research suggests ― and it may fling some more soon.
When asteroid 2024 BX1 exploded over Earth it littered the planet with rare meteorites that are similar in composition to the unspoiled building blocks of our planet.
Space.com caught up with two leading scientists now engaged in extracting and analyzing samples of asteroid Bennu retrieved by NASA's OSIRIS-Rex mission.
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