If we can detect wobble, can we detect composition? (If someone observing us was... | Hacker News

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		neom on March 2, 2018 \| parent \| context \| favorite \| on: NASA finds a large amount of water in an exoplanet... If we can detect wobble, can we detect composition? (If someone observing us was more advanced, if they can detect wobble they can probably deduce composition?)

saagarjha on March 2, 2018 [–]

Probably, because we’ve been doing it for other exoplanets already. Wobble and composition are detected in different ways, though.

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