Astronomers may have spotted a distant alien moon being born

Astronomers have spotted a disc of debris around a distant planet called PDS 70 c, and it is massive enough that the young exoplanet might be in the process of forming exomoons

Astronomers may have spotted a distant alien moon being born
Astronomers have spotted a disc of debris around a distant planet called PDS 70 c, and it is massive enough that the young exoplanet might be in the process of forming exomoons