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NASA scientists calculated the exact date an asteroid could hit Earth with the force of at least 24 nuclear bombs. Thankfully, it's a long way off.
There's a 1/2,700 chance asteroid Bennu could hit the Earth, and scientists think it could happen o…
Marianne Guenot
'Planet killer' asteroid hidden by the sun may threaten Earth in a few thousand years
Asteroids orbiting between Earth and the sun are especially hard to find, but NASA can't deflect ha…
Morgan McFall-Johnsen
NASA is finally advancing a space telescope that could track down dangerous asteroids before they strike Earth
Potentially hazardous asteroids often skim past Earth without warning. A space telescope that looks…
Morgan McFall-Johnsen
A space telescope that could protect Earth from asteroids has been stuck in 'NASA mission limbo hell' - but it may finally escape
A telescope in orbit could track asteroids that may crash into Earth. But no such mission has moved…