When NASA's DART spacecraft slammed into the asteroid moon Dimorphos in September 2022, it didn't just change the asteroid's ...

How did Earth, alone among the solar system's rocky planets, become the home for life? How, among all this frigid ...

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

The clingy planet orbits so close to its star, it triggers powerful explosions of radiation that eat away at its atmosphere.