Daily Telescope: A Wolf-Rayet star puts on a howling light show (arstechnica.com) angielski
                            
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                        Recently, a team of astronomers used Webb to observe a brown dwarf called W1935 and found an infrared emission from methane in the upper atmosphere of the brown dwarf. While this isn’t an uncommon detection, W1935 does not orbit a star — meaning there isn’t an obvious source behind the emission....