Two astronauts have completed the first-ever female-only spacewalk at the International Space Station (ISS) after more than seven hours.
US astronauts Christina Koch and Jessica...
Nasa’s planet spotting telescope has uncovered another three planets, which scientists say include the first nearby super-Earth.
The planet, called GJ 357 d, orbits a...
Mars could be made habitable by the creation of small islands that mimic the Earth’s greenhouse effect, according to new research.
A two-centimetre thick shield...
Levels of methane on Mars have dropped following a spike detected by Nasa’s Curiosity Rover last week which fuelled discussions about the possibility of...