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How Do We Know What Air is Like on Other Planets?
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Key Facts In This Video
Scientists can study the air on other planets by looking at the light that bounces off or shines through their atmospheres. 00:28
Many exoplanets have been discovered because they pass in front of their parent star, creating a dip in the overall intensity of the star's light. 01:18
The "fingerprints" of different gases can be difficult to locate and analyze in the atmospheres of exoplanets due to a variety of factors. 01:40