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

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

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

3I/ATLAS has now made its closest approach to the sun and Earth and is now heading back out toward the outer solar system. On ...

Ever wondered how planetary systems like our own solar system form? Thanks to the European Space Agency's Gaia space ...

The giant planets weren't always where we find them today. Jupiter, Saturn, Uranus and Neptune formed in a more compact configuration and later underwent a violent reshuffling that scattered them to ...

Hot Jupiters were once cosmic oddities, but unraveling how they moved so close to their stars has remained a stubborn mystery ...

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

Astronomers have been treated to a stunning fireworks display from around a young star called The events, detected in 2004 ...

Comet 3I/ATLAS is a rare visitor passing briefly through our solar system. Here’s how to find it in the night sky—and what ...

Years ago, astronomers believed they had found a planet forming around a nearby star called Fomalhaut. This was very exciting ...

A new explanation for the solar system's radioactive elements suggests Earth-like planets might be found orbiting up to 50 per cent of sun-like stars ...