A planetary first! Researchers detected signs of water vapor in the atmosphere of a faraway planet in the "habitable zone," where liquid water could potentially pool.
Read about this fascinating world and the findings from @NASAHubble data: https://www.nasa.gov/feature/goddard/2019/nasa-s-hubble-finds-water-vapor-on-habitable-zone-exoplanet-for-1st-time?utm_source=TWITTER&utm_medium=NASA&utm_campaign=NASASocial&linkId=73526669
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