The December 18 fireball created the biggest airburst since the Chelyabinsk meteor of 2013.
It was the closest miss in recorded history.
Lindley Johnson is NASA’s Planetary Defense Officer and in many ways, the fate of the Earth rests in his hands. But he’s not stressed about it.
Understanding the dynamics of asteroid airbursts will make us better prepared for them.
Meet the interstellar warriors of Spaceguard.
Many of the world’s leading space researchers are currently at a conference in Italy discussing how to protect Earth from impacts by asteroids and comets.
The only place in the Southern Hemisphere that monitored comets and asteroids just got closed down due to a lack of funding. Does that put the planet at risk?
Even more proof that dash-cam videos offer more than just road rage fails.
The Chelyabinsk meteorite was unexpected, but the digital age means we’re always ready to capture something interesting.
As you've probably heard already, a meteor exploded above the Chelyabinsk region of central Russia earlier today. It injured over 900 people, at least two of them seriously. But what the hell was it? UFOs? A missile test gone wrong? Or... an American...