Satellites and rocket stages burning up on reentry are now depositing more aluminum into Earth’s upper atmosphere than natural meteoroids, crossing a threshold that atmospheric scientists have warned ...

The markets have been kind of obsessed with rare earth metals for the past couple of years now. Between all the stockpiling, price surges, and geopolitical export controls we’ve seen, rare earths ...

Bright streaks on a small asteroid moon looked, at first, like a camera problem. They were faint, fan-shaped, and easy to ...

A new study has found that an asteroid NASA used for target practice a few years ago was nudged into a slightly different ...

An asteroid, previously used by NASA for a planetary defence test, has been successfully shifted onto a slightly altered path around the sun, scientists reported on Friday. This landmark achievement ...

It's the first time a celestial body's orbit around the sun was deliberately changed. The asteroid that NASA's Dart ...