MARS

It was previously thought that ice and water could not exist around Mars' equatorial region.

Planetary gravity maps developed by Nasa can be used to find the density of any rocky planet.

The tunnels - known as lava tubes - could even help in the search for alien life on Mars.

They are part of a study to understand the psychological impacts of a long-term manned mission to Mars.

Nasa has detected a key ingredient for life for the first time on the Red Planet.

InSight is set for launch in May 2018.

Ice dunes and snowfall on Mars are made of dry ice and not water.

Orion is destined to take humans "father into space than we've ever gone", officials said.

Strong winds blow the snow down extremely fast from the atmosphere to the surface.

Found between Mars and Jupiter, it's nearly as old as the solar system.

Physicist says that close encounters with aliens could be like Native Americans meeting Columbus.

Brexit is not to blame.

Phobos is one of the tiniest moons in the whole solar system.

The second-generation Space Race sees tech billionaires battle to find humanity a new home.

India and China have also been announcing ambitious plans to develop their space programs.

Life on Earth may not be enough for the long run. Here's what we need to do to colonise Mars.

Mars UK and Ireland made difficult call today.

Full-size concept vehicle shown off at Nasa Kennedy Space Center in Florida.

This is the first close-up study of sand dunes outside of Earth.

Bricks made from Mars-like soil are stronger than reinforced concrete.

The president made the surprise announcement while talking live to the International Space Station.

The metal atoms in the Red Planet's atmosphere come from a 'constant rain of tiny meteoroids'.

Argon was lost from Mars' atmosphere in a process called 'sputtering'.

Nasa's long-term project is aimed at boosting communications technology for future missions to the moon and Mars and beyond.

Bean says that if an advanced alien civilisation had been to Earth they would have made contact.

A team of scientists say what seems like water is just an optical illusion.

Scientists think they have found the mechanism responsible for DNA damage as we age.

However, Nasa said the rover should be able to travel the required distance to complete its planned mission.

The tubers grew remarkably well in extremely dry soil under a Martian atmosphere simulated in a tiny, hermetically sealed box.

Nasa believes a magnetic field around Mars could help further human exploration and colonisation.