How do we clean the Hubble Telescope mirror?

We focus in and reflect on how this star feature of the telescope is maintained.
26 January 2022
Presented by Otis Kingsman


The Hubble Space Telescope is suspended above shuttle Discovery's cargo bay some 332 nautical miles above Earth


Daniel wrote into The Naked Scientists with the question of 'How do they stop the mirror on the Hubble telescope from getting dirty?' Otis Kingsman spoke to Sarah Kendrew from the European Space Agency to clear up the answers to this question.


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