#SciAM:
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Salty clouds discovered on pink puffball planet

A cold, cherry-blossom-hued exoplanet supports bizarre clouds chock-full of salts
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".. GJ504b might not actually be a planet at all; it’s about 25 times the mass of Jupiter,.. .. used the James Webb Space Telescope (JWST) to capture the dim light emanating from the object. .."

https://www.scientificamerican.com/article/salty-clouds-discovered-on-pink-puffball-planet/

18.6.2026

#Astronomie #astronomy #BraunerZwerg #BrownDwarf #Exoplanet #Gasriese #GJ504b #JWST #PinkPlanet #salt #Salz #Weltraumteleskop

Salty clouds discovered on pink puffball planet

A cold, cherry-blossom-hued exoplanet supports bizarre clouds chock-full of salts

Scientific American

18-Jun-2026
Famous #PinkPlanet harbors a salty surprise
James Webb Space Telescope finds salt clouds surround one of the coldest objects ever studied

https://www.eurekalert.org/news-releases/1132425

#science #astrobiology #exoplanets

Famous “Pink Planet” harbors a salty surprise

Found in 2013, Pink Planet was too faint to study with ground-based telescopes. In new study, scientists used JWST and advanced processing methods to obtain its spectrum for the first time. Observations provided some of the first direct evidence for salt clouds in a cold object atmosphere. Pink Planet could be a giant planet or brown dwarf, so astronomers refer to it as a ‘planetary-mass companion’.

EurekAlert!