Can Fire Burn in Space?

Could fire exist in zero gravity? Yes, but it would burn a lot differently than it does on Earth. A candle flame would burn equally in all directions in space.

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Key Facts In This Video

  1. Flames in space burn equally in all directions, creating a globe of flame. 00:56

  2. Combustion can occur in space without any visible flames. 01:21

  3. 75% of our energy comes from burning something. 02:21

Written by Curiosity Staff July 2, 2014