Lightest black hole or heaviest neutron star? MeerKAT uncovers a mysterious object in Milky Way (phys.org) angielski

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cross-posted from: lemmy.world/post/10862560...
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....
cross-posted from: lemmy.world/post/10656840...
On April 8, 2024, a total solar eclipse will be visible across the Americas....