Cosmoview Episode 106: Gemini South Confirms Long-Suspected Link Between the Composition of Exoplanets and Their Host Stars (VIDEO)

Association of Universities for Research in Astronomy (AURA)

Caption

Astronomers discovered that a giant planet, WASP-189b, echoes the composition of its host star, providing the first direct evidence of a foundational concept in astrobiology. This discovery was achieved through the first-ever simultaneous measurement of gaseous magnesium and silicon in a planet’s atmosphere.

Credit

Images and Videos: International Gemini Observatory/NOIRLab/NSF/AURA/DSS/N. Bartmann/E. Slawik/D. de Martin/M. Zamani/J. Pollard, ESA/Hubble (M. Kornmesser & L. L. Christensen), NASA/JPL-Caltech/NASA's Goddard Space Flight Center Motion graphics: Mik Garrison Music: Cryodisco – Mik Garrison

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