Wired·4 min read·hard
Astronomers Have Detected an Exomoon for the First Time
R
Ritsuko Kawai
✦AI Summary
Astronomers have used the Very Large Telescope to detect a large exomoon orbiting a brown dwarf 73 light-years away. This discovery marks the first definitive evidence of a moon outside our solar system, achieved through high-precision radial velocity measurements.
Although more than 6,000 exoplanets have been discovered to date, there’s been a lack of definitive evidence of moons in other planetary systems. The new findings challenge that by focusing on an object orbiting the brown dwarf CD-35 2722 B in a system 73 light-years away.
sciencetechnology
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