04-20-2024
Cold brown dwarf seen emitting methane and generating an auroraAstonishing new observations from the Webb Telescope (JWST) have revealed methane emissions from a cold brown dwarf -- a discovery that challenges our understanding of these distant celestial bodies. This observation suggests potential auroral activities similar to those on Earth, Jupiter, and Saturn, reshaping how we perceive the atmospheres of distant, isolated worlds. Brown dwarfs are an enigma Brown dwarfs are intriguing cosmic entities, larger than planets yet not massive enough to ignite like stars. They populate our galaxy in abundance, with thousands discovered within our own...
Read more...