The tiny dot in this image may be the first look at exomoons in the making
A new finding is some of the strongest evidence yet that planets around other stars have moons
![star PDS 70 surrounded by dusty ring of debris, with bright dot inside ring that may be a moon forming](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2021/07/072221_MT_exomoon-disk_feat.jpg?fit=1030%2C580&ssl=1)
Observations by the ALMA telescope array in Chile show the young star PDS 70 surrounded by a dusty ring of debris. The bright dot just inside that ring is a disk of potentially moon-forming debris surrounding a young planet.
ALMA/ESO, NAOJ and NRAO, M. Benisty et al