Asteroids
Latest about Asteroids
'Oumuamua: A guide to the 1st known interstellar visitor
By Keith Cooper last updated
Reference 'Oumuamua, our first visitor from another star system raised more questions than answers. Here we explore what is could be, where it came from and where it's going.
Asteroid Apophis will visit Earth in 2029. Why do scientists want NASA to send a probe there first?
By Andrew Jones published
NASA's Small Bodies Assessment Group wants the agency to send spacecraft to visit the asteroid Apophis before it makes a close approach to Earth in 2029.
Newly discovered asteroid zooms within 2,500 miles of Earth
By Tereza Pultarova published
A newly discovered space rock about 6.5 feet wide (2 meters) zipped past Earth today at a distance five times closer than GPS satellites orbit.
How many potentially dangerous asteroids narrowly miss Earth each year?
By Steven Tingay published
Last year Earth had more than 100 close encounters with large asteroids. What are the odds of a direct hit in the near future?
AI algorithm discovers 'potentially hazardous' asteroid 600 feet wide in a 1st for astronomy
By Robert Lea published
A new AI algorithm programmed to hunt for potentially dangerous near-Earth asteroids has spotted its first space rock.
How long can an asteroid 'survive'?
By Joanna Thompson published
Asteroids are left over from the early solar system. Here's how they get destroyed.
Asteroid collisions may be responsible for mysteriously magnetic meteorites on Earth
By Rahul Rao published
By modeling meteorite collisions, scientists from Yale University may have finally solved the puzzle of why some space rocks have unexpected magnetic fields.
What are asteroids?
By Robert Lea last updated
Reference Asteroids are relics from the birth of our solar system and provide us with a window into our cosmic neighborhood's violent past.
What's it like to have an asteroid named after you? Our night sky columnist Joe Rao explains
By Brett Tingley published
Space.com's night sky columnist Joe Rao explains what it was like to have asteroid 200009 Joerao named after him for his many years of astronomy outreach with the general public.
Get the Space.com Newsletter
Breaking space news, the latest updates on rocket launches, skywatching events and more!