Fastest Jupiter: a year on newly discovered exoplanet TOI-2109b lasts only 16 hours

25. 11. 2021

Exoplanets Stars TESS

Astronomers found a new exoplanet around star TOI-2109. It is a hot Jupiter - a planet similar to Jupiter orbitting very close to its star. In fact TOI-2109b is so close, that it finishes its orbit around star in only 16 hours. That makes it the fastest known hot Jupiter amd second hottest one.