Cookies and slime in orbit: What's the point of PR stunts in space?

Companies that run hotels, build cars and make TV are beginning to operate in space. This…

We could find alien life on exoplanets by looking for its glow

Most of the closest exoplanets we’ve found orbit stars that can release flares of dangerous UV…

We have spotted 8 more mysterious repeating radio bursts from space

Fast radio bursts are unexplained blasts of radio waves from space. A haul of eight newly…

A massive collision may have made Jupiter's core so weird

A few years ago we learned Jupiter’s core is much messier than expected. Now simulations suggest…

What if there was no big bang and we live in an ever-cycling universe?

There is no good evidence that our universe even had a beginning, a startling proposition that…

Mars 2020 rover cameras get eye exams to hunt life on the Red Planet

This Mars 2020 rover camera could be key to finding life on Mars and learning more…

Radioactive dust in Antarctic ice could help map interstellar clouds

Interstellar dust has been found in Antarctic ice samples. The discovery could provide a way of…

Milky Way's black hole has got 75 times brighter and we don't know why

Astronomers were shocked to find the area around the supermassive black hole at the centre of…

Mysterious signals from space could teach us how dark energy works

Weird bursts of radio waves from space could be used to measure cosmic distances, which would…

We just found dozens of missing galaxies from the early universe

A group of 39 previously unseen galaxies could be the ancestors of the massive galaxies we…