Astronomers may have spotted a distant alien moon being born

Astronomers make first clear detection of a moon-forming disc around an exoplanet. Astronomers have unambiguously detected the presence of a disk around a planet outside our Solar System for the first time. The observations will shed new light on how moons and planets form in young stellar systems.

Astronomers make first clear detection of a moon-forming disc around an exoplanet

Astronomers spy possible moons in the making in a distant star system