# Astronomers Might Have Discovered the First Exomoon

Astronomers have detected a potential candidate for the first exomoon, a moon orbiting a planet outside our solar system. The finding, based on data from the Hubble Space Telescope and Kepler, shows a small dip in light suggesting a satellite around the gas giant Kepler-1708b. If confirmed, it could transform our understanding of how moons form and influence planetary habitability.

**Importance:** 4/5

## Sources

### Technology
- [Hacker News](https://www.eso.org/public/news/eso2610/) — Thu, 23 Jul 2026 14:02:24 +0000