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.
More than 3,000 astronomers to gather in Canberra in Guinness World Record attempt.
Nasa categorically denies any impending asteroid doom.
Valles Marineris is a system of canyons believed to be the biggest in the solar system.
'This finding indicates that comet impacts … played an important role in delivering the seeds of life to Earth'
Astrophysicist says warp speed space travel is possible according to Einstein's theory of relativity.
Nasa's amateur footage shows the auroa borealis occurring over Earth's horizon just as the sun comes up.
Thoth Technology granted US patent for 20km space elevator.
The universe has basically sat down on the sofa, pulled up a blanket and is about to nod off
The comet and Rosetta spacecraft were due to align today but it will be months scientists process results.
Photographing meteor showers can be tricky. You need the right equipment and no small amount of luck to get the best shots.
Penultimate hot fire test for the engine that will 'take humans to Mars'.
Astronauts took the first bites of food grown in entirely in space and harvested from their own space garden on board the International Space Station on 10 August.
'The universe will decline from here on in, sliding gently into old age.'
Bioreactor that requires sunlight, water and algae could feed astronauts on long-distance voyages.
One of the biggest meteor showers of the year will peak over coming days.
Ancient lake on Mars was probably habitable throughout its existence.
Experts think the comet could break up at its neck on 13 August.
Developed by Orbital Technologies, the Veggie system uses LEDs to stimulate plant growth.
Perseid meteor shower will peak around 11 August followed by a supermoon on 29 August.
Perseid meteor shower, or Perseids, will peak around 11 August with up to 100 shooting stars an hour
Best places to watch the Perseids 2015 in cities across the UK.
IBTimes UK takes a look at the best spots in the most populous US states.
Nasa paying Russian space agency to transport US astronauts to International Space Station
Large disk galaxies may have existed 500 million years after Big Bang.
Nasa Deep Space Climate Observatory satellite shows far side of the Moon as it moves in front of Earth.
Scientist debunks claim that mini black hole could trigger universe collapse through chain reaction.
One image was taken by ESO and the other by Nasa's Hubble Space Telescope.