Why do spacecraft need to keep themselves at a low temperature to function properly?
Is this one of the ways the universe could end?
How do we measure the brightness of objects in the night sky?
Is there such a thing as a ‘galactic habitable zone’?
What’s inside these massive planets?
Are we able to observe the birth of the universe?
How does NASA keep their flagship Mars rover safe?
What causes the vivid colours in deep space photography?
Do astronauts have access to Twitter in space? Find out here.
When is it best to observe the Red Planet from Earth?
If we could hear in space, how far from a star would we need to be to hear it?
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What lurks beneath this mysterious moon of Jupiter?
What do astronauts eat in space in the modern era of space exploration?
What is the is region of space at the edge of the Solar System?
How do we catalogue stars in the night sky?
How would we stop an incoming asteroid from destroying our planet?
Josh Barker from the National Space Centre answers this one for us.
Aside from Russia and the USA, who else is able to send people and payloads into space?
Does the Milky Way block our view of stars in the night sky?
Is there a far side of the Sun that remains unseen, like the Moon?