'Sub-Neptune' planet developed 2nd atmosphere? Young hot star stripped 1st

A Hubble Space Telescope study of GJ 1132 b may have revealed that the exoplanet developed a second atmposhere after the first was stripped away by the intense radiation of its host star. Video credit: NASA's Goddard Space Flight Center Paul Morris: Lead Producer Additional Visualizations: Artist’s impression of Exoplanet GJ 1132 b: Robert Hurt Atmosphere escaping an exoplanet (artist’s impression): NASA, ESA, M. Kornmesser Artist’s impression of WASP-107b: ESA/Hubble, NASA, M. Kornmesser Video animation of of Exoplanet GJ 1132 b: Robert Hurt Aerial of oozing red lava in Hawaii: Artbeats Aerial from Puu Oo volcanic vents on Hawaii's Kilauea: Artbeats Exovolcano Animation Background Only: Michael Lentz Illustration depicting one interpretation of planet GJ 357 c: Chris Smith Music: "Planetary Exploration" by Richard Andrew Canavan [PRS], via Sound Pocket Music [PRS] and Universal Production Music #hubble #exoplanet #nasa