🗳 8 votes

Rank these space telescopes from largest to smallest primary mirror diameter.

Space telescopes have revolutionised our view of the universe, and Britain played a key role in the ESA's Herschel mission. But how well do you know your cosmic kit?

Put the options in the correct order. Sleep het ⠿ icoon om te herordenen.

Hubble Space Telescope

Spitzer Space Telescope

James Webb Space Telescope

Herschel Space Observatory

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🗳 20 votes

Rank these animals from fastest to slowest top speed — no excuses if you got it wrong!

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