How does Jupiter's moon Io get the energy needed to heat it up?
Why do new planets have such terrible names?
Is the frozen water on the Moon, Mars or anywhere else in space drinkable?
What will the Event Horizon Telescope see?
What's so special about the size of the Earth that makes life more likely?
Would a mirror lightyears away in space show us our planet's ancient history?
If an asteroid wiped out the dinosaurs, but birds are dinosaurs, what the heck is going on?
Why don't you get thrown backwards when you switch on your torch? Kerstin Göpfrich found out from Dr Anna Lombardi.