Though the days are fast ticking by, that success is far from assured. DART is the first-ever test of what NASA calls a ...

A team of astronomers announced Tuesday that a new satellite measuring roughly 90 football fields across was discovered ...

Hundreds of millions of years ago, an asteroid caught by Earth's gravity might have fragmented, creating a temporary ring ...

In 2024, scientists studying ancient sediments in the eastern United States reported signs of a comet exploding in Earth’s ...