Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...

A new NASA analysis concludes that it is "reasonable to hypothesize" that living things could have formed the odd organic molecules discovered on Mars.

Gypsum is a soft, translucent sulfate mineral that allows just enough light to penetrate for photosynthetic organisms to survive inside, while also protecting them from being desiccated or exposed to ...

The interstellar comet 3I/ATLAS is leaving our solar system for good. Here's what to know about its journey and NASA's observations.

America was winning the race to find Martian life. Then China jumped in. In July 2024, NASA’s Perseverance rover came across a peculiar rocky outcrop on Mars covered in strange spots. On Earth, these ...

A collapsed lava tube detected in 30-year-old radar data from Venus may be part of a much wider network of underground caves.

Six planets are linking up in the sky at the end of February, and most will be visible to the naked eye. It's what's known as ...