Hunting molecules to find new planets

The Very Large Telescope (VLT) in Chile. Credit: G. Hüdepohl/ESO Each exoplanet revolves around a star, like the Earth around the Sun. This is why it is generally impossible to obtain images of an exoplanet, so dazzling is the light of its star. However, a team of astronomers, led by a researcher from the University of Geneva (UNIGE) and member of NCCR PlanetS, had the idea of detecting certain molecules that are present in  the planet’s atmosphere  in order to make it visible, provided that these same molecules are absent…

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