A Meteor More Powerful Than 10 Atomic Bombs Exploded Over the Bering Sea
The December 18 fireball created the biggest airburst since the Chelyabinsk meteor of 2013.
Watch Two Years of Asteroid Observations in 20 Seconds
The quest to root out all the stray space rocks near Earth is simultaneously comforting and unnerving.
NASA Funds Five New Missions: To Venus, Psyche, and Beyond
Oh yeah, and a camera that might save the world from deadly asteroid impacts.
The Underfunded, Disorganized Plan to Save Earth from the Next Giant Asteroid
Meet the interstellar warriors of Spaceguard.