Answers to Space Science Questions

Is it technically possible for two planets to share the same orbit, as in exact polar opposites to each other...

Space is full of stars giving off huge amount of energy. So, why is it so chilly?

Where are we within the universe? Joanna Kerr asks astrophysicist Dr Sean McGee from the University of Birmingham.

Are wormholes science fact or fiction? James Farr investigates...