NASA’s DART spacecraft crashed into an asteroid at over six kilometers per second to test Earth’s first planetary defense plan. Engineers designed the mission to precisely hit Dimorphos and measure ...

YR4 won’t hit Earth, but a 4% chance remains for a lunar impact. ESA's upcoming NEOMIR telescope could revolutionize early ...

Save the world and get fabulously wealthy doing so. Someone really should make a movie out of that scenario, before it ...

The detection of 3I/ATLAS marks our solar system’s third time saying aloha to an interstellar visitor, following the ...

Solar systems mostly keep to themselves. What’s ours is ours and what’s not is not. Stars are simply too far from each ...