From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

How did life begin on Earth? While scientists have theories, they don’t yet fully understand the precise chemical steps that ...

Jupiter is a massive, terrifying planet. Despite being studied for centuries and even visited by nine space probes in the ...

Hubble reveals the largest planet-forming disk ever seen, Dracula's Chivito, showing a chaotic and uneven environment around ...

When you look up at the night sky, planets seem calm and fixed. But a new study shows that nearby planetary systems can be ...

The newly identified cluster of Kuiper Belt objects lies about 4 billion miles from the Sun, offering fresh clues about how ...

Astronomers discovered a new moon of Uranus and hundreds of moons around Saturn over the past year, and there may be many ...

Sometimes there are storms where the wind gets really strong, it might rain, or there might be thunder and lightning. Did you ...

The discovery is the first direct observational confirmation of a theory for how young stars feed on, and then explosively ...