A sleep-inducing molecule humans use to make proteins was found, along with other amino acids, on an asteroid named Bennu.

With major eclipses, brilliant supermoons, and lineups of five or more planets, 2026 offers something awe-inspiring in every season. Here’s what to watch for.

Although we have already had a taste of wintry weather, the official start to the astronomical winter season here in the ...

NASA has lost contact with a spacecraft that's been orbiting Mars for more than a decade. Maven abruptly stopped communicating to ground stations over the weekend.

Earth's climate has swung between ice ages and warmer periods for millions of years, driven by subtle changes in our planet's ...

Something happened to the probe on the far side of the Red Planet.

A strange, spider-like scar on Jupiter's icy moon Europa may mark where salty water once surged up through its fractured ...

Irish planetary scientists have christened a spider-like feature on Jupiter's icy moon Europa as "Damhán Alla," which ...