Birdwatch Archive

Birdwatch Note Rating

2023-01-17 19:29:26 UTC - HELPFUL

Rated by Participant: A1A809266041BBD8E0AD4F46D56DB77E556FB68EDABC68F8F46AF69B2CB3F75C
Participant Details

Original Note:

Evidence for a subsurface ocean in Ganymede has been known since the 1970s based on orbital properties. More evidence was found in the 1990s by the Galileo mission and in 2015 by Hubble. The linked article refers to a 2021 observation of water vapor in in atmosphere. https://solarsystem.nasa.gov/moons/jupiter-moons/ganymede/in-depth/ https://www.nytimes.com/2015/03/13/science/space/suddenly-it-seems-water-is-everywhere-in-solar-system.html https://www.nasa.gov/feature/goddard/2021/hubble-finds-first-evidence-of-water-vapor-at-jupiter-s-moon-ganymede/

All Note Details

Original Tweet

All Information

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