Latest about asteroid
How many 'city killer' asteroids narrowly miss Earth each year?
Last year Earth had more than 100 close encounters with large asteroids. What are the odds of a direct hit in the near future?
'Swarm of boulders' in space shows the gory aftermath of NASA's asteroid-smashing DART mission
The Double Asteroid Redirection Test (DART) has left a vast field of rubble strewn around asteroid Dimorphos, Hubble images show.
A skyscraper-size asteroid flew closer to Earth than the moon — and scientists didn't notice until 2 days later
A stealthy asteroid the size of a 20-story building hid in the sun's glare before zooming uncomfortably close to Earth on July 13. Scientists didn't notice until July 15.
A nearby supernova nearly blew our solar system to bits 4 billion years ago, new research suggests
A supernova that erupted when a massive star died could have destroyed our infant solar system — if it weren't protected by a cocoon of molecular gas.
'Anomalous' metal spheres unlikely to be alien technology, despite Harvard scientist's claim
A prominent extraterrestrial-hunting scientist thinks that more than 50 tiny, metal spheres pulled from the Pacific Ocean might be the work of intelligent aliens. Others are skeptical.
How to watch a 'potentially hazardous' asteroid the size of Earth's tallest building zoom past the planet Sunday
A large, skyscraper-size asteroid will pass close to Earth Sunday night (June 11), missing our planet by a few million miles.
The Tunguska event was the biggest asteroid impact in recorded history. How did it vanish without a trace?
During the Tunguska event, over 8 million trees covering an area of 830 square miles were flattened when an asteroid entered Earth's atmosphere.
'Planet killer' asteroids pose no threat to Earth for at least 1,000 years — but smaller rocks could still be a problem
The risk of a kilometer-scale asteroid hitting Earth in the next millennium is really low. Phew.
