Water vapor detected in the atmosphere of a minuscule exoplanet by Hubble
Astronomers have made a groundbreaking discovery using the NASA/ESA Hubble Space Telescope – they have observed the smallest exoplanet where water vapor has been detected in its atmosphere. This planet, known as GJ 9827d, is just about twice the size of Earth and could potentially be a prime example of a water-rich atmosphere on other […]
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