NASA

The observation is a major step back in time to when the universe was just 3% of its current age.

Ubisoft's simulator ponders how quickly a smallpox disaster could wipe out humanity.

Scott Kelly carried out experiments on the International Space Station, all to help Nasa put man on Mars.

A Soyuz capsule also carrying Russian cosmonauts Mikhail Kornienko and Sergey Volkov landed in Kazakhstan.

Astronaut Scott Kelly successfully returned home in the early hours Wednesday 2 March.

Kelly is set to return to Earth on 1 March, after spending 340 days in space.

Nasa's Quesst jetliner would create a supersonic 'heartbeat', a soft thump.

Aldrin and Brian Cox discussed manned mission to Mars at London's Science Museum.

Astronauts can expect a number of physical changes to their body when working on ISS.

From phone calls with Obama to the first flower to bloom in space – Kelly's best moments.

After 340 days in Scott Kelly returns to Earth. Watch him leave the ISS live online.

Kelly said the ISS is a 'magical' place but that he'll be glad to get back to Earth.

Some of the incredible, beautiful images of Earth from space taken by astronaut which he posted on social media.

Nasa launches competition for coders to develop best algorithm to help improve ISS robot.

Nasa astronaut is seen in video chasing Britain's Tim Peake around space station while dressed up as an ape.

Asteroid which exploded in skies off Brazil was largest to hit Earth since 2013.

Philip Lubin says we could use particles of light to push spacecraft to the Red Planet.

Nasa scientists say they m ay have found the reason for Charon's cracked and broken surface.

The potatoes will be grown ina lab in soil from Atacama Desert in southern Peru.

The Wide Field Infrared Survey Telescope (WFIRST) will search for dark matter and planets outside our solar system.

After hottest year ever, scorching first month of 2016 racks up scary biggest anomaly from norm

Mission could uncover way of stopping a meteor strike similar to one that ended dinosaurs.

Researchers said more data is needed to understand causes of patterns and if they will continue.

US reconnaissance agency satellite left earth on a classified mission but who or what is it looking at?

Roland Miller's photographs show deserted American space facilities that played a crucial role in space exploration.

Nasa posters promote travel to Mars, Jupiter and Venus and moons Titan and Europa.

Indian experts also insist preliminary investigation points fingers at non-meteorite explosion.

Nasa is using Unreal Engine 4 and working with MIT and game developers to create the Mars 2030 Experience.

Mitchell believed that alien civilisations had visited the Earth and UFOs are real.

The average distance of the Moon from the Earth, by comparison, is 238,555 miles.