Not even an asteroid blast could kill it.

Scientists talk about Bennu with calm numbers, but behind them is a kind of fear that turns even small plans into something you hold tighter.

NASA’s Curiosity rover is investigating strange spiderweb-like ridges on Mars that may reveal a hidden chapter of the planet’s watery history. These “boxwork” formations likely formed when groundwater ...

Mars didn’t always look like the barren world we see today. Over billions of years, the Sun’s solar wind stripped away much of its atmosphere, helping transform it from a warmer, wetter planet into a ...

A party hat-shaped object spotted on Mars is drawing renewed scrutiny, with some experts suggesting it could be evidence of ...