Is maths our best bet to communicate with aliens?
Find out about the waste of space: what is it, and how did it get there?
How is space junk affecting our current ability to do work in space?
What kinds of objects form space junk? Meet a pair of artists who have turned them into music.
Top tips on how to get your very own space rock...
Desert Fireball need your help to find meteorites and track their origins back to outer space.
What have we found out so far from the Rosetta-Philae mission? And what does a comet smell like?
What's the difference between a meteorite, an asteroid and a comet?
Naked Scientist Connie Orbach won a meteorite and Graihagh Jackson made it her mission to find out more...
A look back at Gene Cernan's achievements and hopes for space exploration.
When the discovery of gravitational waves hit the headlines.
What if we found life beyond the Earth?
...and could it explain why we haven't found any evidence of life beyond Earth?
To prove life once existed on Mars, we may need to send humans. But what's life like in microgravity?
The science of how things spin and bounce...