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Size matters in the detection of exoplanet atmospheres

19 Sep 2017, 05:00 UTC
Size matters in the detection of exoplanet atmospheres Alexaldo

A group-analysis of 30 exoplanets orbiting distant stars suggests that size, not mass, is a key factor in whether a planet’s atmosphere can be detected. The largest population-study of exoplanets to date successfully detected atmospheres around 16 ‘hot Jupiters’, and found that water vapour was present in every case.

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