Astronomers Find Elusive Cloud-Forming Chemical on 10-Billion-Year-Old Brown Dwarf

Sep 9, 2025 - 16:30
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Astronomers Find Elusive Cloud-Forming Chemical on 10-Billion-Year-Old Brown Dwarf
This artist’s illustration shows a brown dwarf that hosts an atmosphere filled with gas and dust clouds. Image credit: NOIRLab / NSF / AURA / R. Proctor.

Using data gathered by NSF’s Gemini South telescope and the NASA/ESA/CSA James Webb Space Telescope, astronomers have detected signatures of methane (CH4), water (H2O) and silane (SiH4) gas on the cold brown dwarf WISEA J153429.75-104303.3 (W1534 for short).

The post Astronomers Find Elusive Cloud-Forming Chemical on 10-Billion-Year-Old Brown Dwarf appeared first on Sci.News: Breaking Science News.

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