Cosmic Queries – Discovering Exoplanets with Gáspár Bakos
StarTalk Radio
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The Importance of Ozone and Oxygen in Planetary Atmosphere
The best bet right now for what we call a biomarker is ozone and oxygen because if there's no life replenishing these they would basically oxidize the planet so the planet would become big red and rustic. If it has oxygen that'd be kind of interesting because oxygen is not stable and so something would be making that oxygenYeah this would be your first indication or at least your first hint of life i guess yeah.
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