New particle discovered in the Fermilab is made up of four quarks - the first of its kind.
Ten fast radio bursts coming from mystery source beyond Milky Way discovered.
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.
Astronaut Tim Peake shared image of Wales from the International Space Station on 1 March.
Astrophysicists say extraterrestrial observers may have spotted Earth as it passed in front of the Sun.
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.
We take it for granted that time always moves forward - but does it?
What would we have to do if we were to move to another planet?
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.
Should the cosmos be obliterated by dark matter, it's nearing the half-way mark in its lifetime, scientists say
In his award presentation speech, Peake congratulated the artist who dominated the ceremony.
Supermassive black holes appear to be sucking normal matter in, possibly solving the missing baryon problem.
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.
Scientist pinpoint where fast radio burst is coming from for the first time.
ESO releases 'spectacular' image of Milky Way showing Galactic Plane from Southern Hemisphere.
What you would need to do to build a real-life time machine
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.
'Music' heard by astronauts on the Apollo 10 mission was kept top secret for 40 years.
The private space tourism firm's second spacecraft model has been bestowed the name VSS Unity.
Video was shot by British astronaut Tim Peake and first shared on Twitter.