Peake and Nasa astronaut to step out of ISS to replace solar unit.
European Space Agency hoping to 'return humans' to the moon by the end of the 2020s.
Just as the film Interstellar predicted, universes were once linked by wormholes, formed from bubble of space-time.
Nasa's Spitzer and Hubble telescopes spot five objects similar to Eta Carinae.
Any amateur astronomer can view the activity of black holes, as researchers find optical rays are emitted.
Harvard-Smithsonian astronomers say globular clusters could host intelligent life in Milky Way.
Pablo Carlos Budassi created this image using Photoshop, and data from Princeton University and NASA.
Discovery defies an age-old misnomer that black holes are only destructive in nature.
Enceladus, Rhea and Atlas seen in image taken by spacecraft co-owned by NASA, plus European and Italian space agencies.
Scientists discover BNNTs hold potential for lighter aircraft better able to shield space radiation.
Magnetic fields occur in red giants more often than we thought, altering astronomers idea of how they evolve.
Astronomers find a way to work out the gravity on distant stars - some of which we know very little about.
British astronaut wishes 'everybody on our beautiful planet Earth' a happy New Year.
IBTimes has chosen 10 images released by the ESA this year.
Earth is now surrounded by space debris – watch the story of how this happened.
Major astronomy events next year include eclipses, visible planets and supermoons.
Major Peake said it was not a prank call, but 'just a wrong number!'
Nasa says 'full cold moon' will peak at 23:11GMT.
Problem solved prior to arrival of Russian cargo ship for Christmas day delivery.
UK astronomers say giant comets pose a greater threat to life on Earth than asteroids.
'The extraordinary efforts of the team have set the bar for extra-terrestrial farming'.
Elon Musk's SpaceX successfully lands unmanned rocket upright for the first time in history.
It is for the first time in history that an orbital rocket has successfully achieved a ground landing.
His parents were out when he left the message: 'This is your son calling from the International Space Station'.
Black holes use the gas floating around them as their 'food source'. Once it runs out, it cannot grow anymore.
The winter solstice will take place on 22 December in the northern hemisphere, marking the longest night of 2015.
Peake says after some initial discomfort his body has got used to weightlessness in space.
Hubble Space Telescope spots The Force Awakening in a newborn star.
Astronomers have found a planet just 14 light years away that could hold water and life.
Flyby will be from a safe distance of 6.7 million miles away from Earth.