Moons that escape their planets could become ‘ploonets’
Current telescopes may be able to find the wandering worlds
![](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2019/07/070219_lg_ploonet_feat.jpg?fit=860%2C460&ssl=1)
THAT’S NO MOON Comets around distant stars, shown in this artist’s illustration, could be explained by “ploonets” — moons that were freed from their orbits around migrating gas giants.
LYNNETTE COOK/Fuse/NASA