TOI-4551 is 704 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this 4,896 K star; the first was found in 2023 by transit (Transiting Exoplanet Survey Satellite (TESS)).
Fly there in 3DTOI-4551 b goes round its star every 9.96 days, 9 times as often as Mercury goes round the Sun.
| Surface temperature | 4,896 K |
| Mass | 1.31 solar masses |
| Radius | 3.55 solar radii |
| Luminosity | 6.35 times the Sun |
| Apparent magnitude | 9.973 |
| Age | about 4.92 billion years |
| Distance from the Sun | 704.5 light-years (216.0 parsecs) |
| Position (J2000) | RA 184.9788°, Dec -25.8279° |
| Constellation | Hydra |
| Planet | Year | Orbit | Radius | Mass | Found |
|---|---|---|---|---|---|
| TOI-4551 b | 9.96 days | 0.0994 AU | 11.859 R⊕ | 473.56 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.