Astronomers may have discovered the first moon beyond our Solar System
Astronomers have uncovered evidence of a bizarre, potentially historic discovery: the first moon ever detected beyond our Solar System. Unlike familiar moons, this mysterious object is at least as massive as Jupiter and orbits a brown dwarf, which itself circles a star. The unusual arrangement challenges traditional definitions of planets and moons, leaving scientists unsure what to call it.
We haven't written up this one. ScienceDaily has the full story — the link below goes straight to it.
