Ultra-hot Jupiter in death spiral may reveal how rocky worlds are born
2025-08-03
Macquarie University astronomers have tracked an extreme planet’s orbital decay, confirming it is spiralling towards its star in a cosmic death dance that could end in three possible ways. The ultra-hot Jupiter exoplanet TOI-2109b, located 870 light-years from Earth, completes an orbit around its star in just 16 hours –Continue Reading