For a long time we've known that planets form and live around stars. For example, the Sun is the parent star of all the planets in our Solar System. But now astronomers have found clues that another type of object might make their own planets, too! This means that rocky, Earth-like planets may be even more common in the universe than we'd dreamed!
ALMA (ESO/NAOJ/NRAO)/M. Kornmesser (ESO)