W. M. Keck Observatory/Adam Makarenko
- Astronomers have observed a shrinking, Jupiter-sized planet with a comet-like tail in its wake.
- The planet orbits so closely to its host star that its atmosphere is boiling and shedding away.
- Scientists say studying WASP-69b can teach us about how planets and stars evolve over time.
Astronomers have nabbed a rare opportunity to watch a planet shrink in real-time.
The Jupiter-sized planet, located 160 light years away, is orbiting its host star so closely that the star is boiling the planet's atmosphere.