Was 2025 the year we found signs of past life on Mars?

NASA’s Perseverance rover, the first mission to collect and cache Martian rock and regolith NASA/JPL-Caltech On…

More than 100 moons were discovered in our own solar system in 2025

Uranus’s new moon, S/2025 U1, was spotted using the James Webb Space Telescope NASA/ESA/CSA/STScI/M. El Moutamid…

Europa’s thick ice may hinder the search for life in its oceans

Europa has a vast, salty ocean covered by a thick shell of ice Claudio Caridi /…

The essential guide to proving we’ve found alien life

The afternoon of 7 August 1996 isn’t a time that sticks in many people’s minds. But…

Hopes of finding aliens were raised in 2025 – but quickly faded

Artist’s impression of the exoplanet K2-18b A. Smith/N. Mandhusudhan The search for life beyond our solar…

Black hole stars really do exist in the early universe

Balls of gas with a black hole at their centre could glow like a star Shutterstock…

Putting data centres in space isn’t going to happen any time soon

Starcloud wants to build a data centre satellite that is 4 kilometres by 4 kilometres Starcloud…

Chance of a devastating asteroid impact briefly spiked in 2025

Illustration of an asteroid passing nearby the moon MARK GARLICK/SCIENCE PHOTO LIBRARY The chances of a…

Two asteroids crashed around a nearby star, solving a cosmic mystery

A composite image of the dust belt around Fomalhaut (obscured in the middle). In the inset,…

Strange lemon-shaped exoplanet defies the rules of planet formation

An artist’s impression of PSR J2322-2650b NASA, ESA, CSA, Ralf Crawford (STScI) Astronomers have found what…