David Leisawitz Quotes

Usually you see smoke before the fire, but we knew about the fire in this galaxy before Spitzer's infrared eyes saw the smoke.

- David Leisawitz

Tags

Smoke | Fire | Knew | Galaxy | Infrared |

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Usually you see smoke before the fire, but we knew about the fire in this galaxy before Spitzer's infrared eyes saw the smoke. - David Leisawitz

Astronomers have known for decades that stars are born, have an extended middle age, and then wither away or explode. - David Leisawitz