Asteroids
Latest about Asteroids
A tiny asteroid just snuck between the Earth and moon
By Samantha Mathewson published
A newly discovered asteroid has passed safely between the Earth and moon during a very close encounter this week.
Geminid meteors may be 10 times older than thought, simulations of oddball asteroid Phaethon suggest
By Deepa Jain published
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.
Asteroid 2024 BX1 fragments confirmed to be rare meteorites as old as the solar system itself
By Robert Lea published
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.
1st look at asteroid Bennu samples suggests space rock may even be 'a fragment of an ancient ocean world'
By Leonard David published
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.
Huge stadium-size asteroid will make its closest approach to Earth for centuries today (Feb. 2)
By Harry Baker published
A "potentially hazardous" space rock the size of a football stadium is about to reach its closest point to our planet for more than 100 years, and it won't get this close to us again for centuries more.
Watch newly discovered asteroid fly between Earth and moon on Jan. 27 (video)
By Sascha Pare last updated
Asteroid 2024 BJ, which astronomers detected earlier this month, will be live-streamed as it zooms within 220,000 miles of Earth, or closer to us than the average distance to the moon.
Messenger comets might be why Earth has life, asteroid Ryugu samples suggest
By Robert Lea published
Samples of the asteroid Ryugu, returned to Earth by the Hayabusa2 mission, carry evidence that organic molecules important to life were once delivered to Earth by comets.
How NASA predicted the Jan. 21 asteroid crash over Germany
By Mike Wall published
NASA's Scout impact-assessment system told astronomers where and when the tiny space rock would crash on Sunday morning (Jan. 21).
Get the Space.com Newsletter
Breaking space news, the latest updates on rocket launches, skywatching events and more!