NASA

Check out photos of alleged UFO near international space station

New Horizons probe awakes to complete its mission to explore the former planet.

Asteroid 2004 BL86 will pass Earth by a range of 745,000 miles on 26 January.

SpaceX mission deemed a success despite failure of launcher to land on floating touchpad

Nasa has released a series of posters advertising vacations in the outer world.

'Close, but no cigar': SpaceX director Elon Musk on failed attempt to land launcher on a floating platform.

Nissan enters five-year partnership with Nasa to share self-driving technology and help develop autonomous Mars rover

Live streaming of the SpaceX Falcon 9 launch attempt on Saturday will be available online.

Launch of Falcon 9 rocket carrying cargo capsule to ISS put off due to snag.

Countdown aborts moments before launch of SpaceX Falcon 9 reusable rocket carrying ISS supplies

The Langley Research Center is exploring inflatable heat shields to safely land spacecraft on Mars.

Falcon 9's rocket will attempt to land on what SpaceX calls an 'autonomous spaceport drone ship'.

A tracksuit designed to look like moonwalker Neil Armstrong's space suit

CIA reveals secret behind UFO sightings

The alleged UFO's photos are part of Nasa's latest solar images.

Bigger payloads and frequent launches to Mars could be possible with the new technique.

The High Altitude Venus Concept mission, known as HAVOC, would use a helium-filled, solar powered airship.

The satellite is scheduled to be launched in August 2017

The new planet is larger in size than Earth and smaller than Neptune.

Strange spikes in methane which could be bacteria-like organisms were identified by the Curiosity Mars Rover.

A shock wave first encountered by Voyager 1 in February continues to propagate outwards, shows data from craft.

Don Pettit's images of star trails, Earth and the upper atmosphere from the ISS are a sight to behold.

Observations by Curiosity suggest that water and wind piled up sediments to form the Mount Sharp.

Martian meteorite crashed in Moroccan desert could hold evidence of life on Red Planet.

Second attempt went smoothly and Nasa is pleased with the events of the historic flight.

The test flight launched from Cape Canaveral Air Force Station after technical issues initially delayed it.

Nasa's Orion test flight failed to launch on Thursday due to technical issues. Will it succeed today?

Nasa's Orion test flight rescheduled to launch at 12:05pm GMT / 7:05am EST on Friday.

History and interesting facts about the ninth planet from the Sun.

Rapid ice melt sees Mt Everest worth of water lost from West Antarctica glaciers every two years, adding to sea level rise.