Pair of supermassive black holes are just a light-week apart and could collide in as little as 20,000 years.
Nasa's Cassini mission data suggests moon's wobble indicates a vast ocean covering it.
Ballantine's whisky makers created a glass which enables people to drink in space with a straw.
Amazing weather balloon footage from 2013 was discovered by a hiker in the desert.
Nasa launching its own non-commercial TV network in the US showing what it's like to live on the ISS
Elon Musk says dropping nuclear weapons over the poles of Mars will warm it up for human colonisation.
How to find parallel universes
Incredible images of Pluto's surface show "bewildering variety" of features rivalling anything seen in solar system.
Solar tornado spun for 40 hours with temperatures reaching 2.8 million degrees C.
Radio telescope on far side will help fill void in what we know about universe.
It will be the first time in over 30 years which the phenomenon has occurred
Scottish distiller has released results of its zero-gravity whisky test.
Footage shows a meteor-like object streaking the sky, before glowing brightly and disappearing on the horizon.
Unmanned Atlas 5 rocket blasted off from Florida on 2 September.
Cosmologists are getting closer to understanding what the future and ultimate fate of the universe will be.
German space agency DLR Institute of Space Systems says its jet is fully reusable and will be ready in 2050
A supermoon lunar eclipse will take place on 28 September after the September autumn equinox
Self-healing 'skin' that repairs itself in seconds could help protect International Space Station.
Jupiter's moon Europa and Saturn's satellite Enceladus are both thought to contain huge oceans of water
Mars rover scientist comments on reports of 'mystery objects' seen on Mars by UFO enthusiasts
Physicist Cox says extraterrestrial life may well exist in our solar system, but it is unlikely to be complex.
Nasa funded mission will see scientists spend 365 days in small dome in Hawaii.
The celestial phenomenon is the result of a lunar perigee coinciding with the full moon.
Full moon and lunar perigee will coincide to make it appear especially big.
The 85-year old hopes to help get people on the Red Planet by 2040
Physicists find leptons treated in 'strange ways' not predicted by Standard Model.
Crew were forced to suspend recycling process after filters on the urine-processing system expired in July.
Scientist says Earth's most extreme habitats could help predict what extraterrestrial life would be like.
Hawking offers solution to information paradox that plagues modern physics.
The space agency is giving $200,000 a year to researchers at Clemson University in South Carolina.