The Sirens of Mars review: Inside the hunt for life on the Red Planet

We once thought Mars had canals built by an advanced society. We’ve come a long way…

Pluto's tiny moons may have been chipped off its biggest moon

Pluto has one very large moon, Charon, and four tiny ones, leaving astronomers confused as to…

Astronomers have spotted six possible exomoons in distant star systems

Moons are ubiquitous in our solar system, but we have not definitively found any farther afield…

Three exoplanets are close enough for us to see their atmospheres

A star just 11 light years away is calm enough that we may be able to…

Electric dust could be erasing signs of life from the surface of Mars

Dust grains rubbing together on Mars can generate electric charges and kick-start chemical reactions that could…

Some hot giant planets get larger as they are heated by their stars

Hot Jupiters, a class of large gas giant exoplanets, appear to get bigger as they are…

The Milky Way is about to completely obliterate a neighbouring galaxy

One of the Milky Way’s neighbour galaxies has been disrupting our galaxy’s disk for billions of…

The cosmic web that connects galaxies together may be spinning

Galaxies across the universe are connected by bridge-like filaments of matter that are the largest structures…

Exotic fifth state of matter made on the International Space Station

An instrument on board the International Space Station contains one of the coldest places in the…

Einstein was right about how extremely massive objects fall in space

A crucial pillar of Einstein’s theory of general relativity has been tested with the motion of…