The number of stars in space is huge, so why is it so chilly? Felicity Bedford spoke to Ryan MacDonald from the Cambridge University Institute of Astronomy to find out more... Like this podcast? Please help us by <a href="https://www.thenakedscientists.com/donate">supporting the Naked Scientists</a>

The number of stars in space is huge, so why is it so chilly? Felicity Bedford spoke to Ryan MacDonald from the Cambridge University Institute of Astronomy to find out more... Like this podcast? Please help us by supporting the Naked Scientists

The number of stars in space is huge, so why is it so chilly? Felicity Bedford spoke to Ryan MacDonald from the Cambridge University Institute of Astronomy to find out more... Like this podcast? Please help us by <a href="https://www.thenakedscientists.com/donate" rel="noopener noreferrer">supporting the Naked Scientists</a>

Why is space so cold?

Each week we set out to solve one of the world's weirdest, wackiest, funniest and funkiest scientific puzzles. And along with the answer there's a brand new question to think about for next time...

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Why is space so cold?

Why is space so cold?

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