TOI-2109 is 855 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this F star; the first was found in 2021 by transit (Transiting Exoplanet Survey Satellite (TESS)).
Fly there in 3DTOI-2109 b goes round its star every 16.1 hours, 131 times as often as Mercury goes round the Sun.
| Spectral type | F |
| Surface temperature | 6,540 K |
| Mass | 1.453 solar masses |
| Radius | 1.698 solar radii |
| Luminosity | 4.71 times the Sun |
| Apparent magnitude | 10.217 |
| Age | about 1.77 billion years |
| Distance from the Sun | 854.7 light-years (262.0 parsecs) |
| Position (J2000) | RA 253.1863°, Dec 16.5799° |
| Constellation | Hercules |
| Planet | Year | Orbit | Radius | Mass | Found |
|---|---|---|---|---|---|
| TOI-2109 b | 16.1 hours | 0.0179 AU | 15.098 R⊕ | 1595.5 M⊕ | Transit, 2021 |
Values are the NASA Exoplanet Archive’s composite parameters. A radius marked estimated comes from a mass–radius relation; a mass marked minimum is M sin i. Planet sizes and colours in the 3D view are renderings: none of these worlds has been photographed as more than a point of light.