TOI-181 is 314 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this K star; the first was found in 2023 by transit (Transiting Exoplanet Survey Satellite (TESS)).
Fly there in 3DTOI-181 b goes round its star every 4.53 days, 19 times as often as Mercury goes round the Sun.
| Spectral type | K |
| Surface temperature | 4,994 K |
| Mass | 0.822 solar masses |
| Radius | 0.745 solar radii |
| Luminosity | 0.298 times the Sun |
| Apparent magnitude | 11.191 |
| Age | about 5.4 billion years |
| Distance from the Sun | 313.9 light-years (96.2 parsecs) |
| Position (J2000) | RA 352.1725°, Dec -34.4914° |
| Constellation | Sculptor |
| Planet | Year | Orbit | Radius | Mass | Found |
|---|---|---|---|---|---|
| TOI-181 b | 4.53 days | 0.0539 AU | 6.9559 R⊕ | 46.169 M⊕ | Transit, 2023 |
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.