TOI-1742 is 238 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this 5,815 K star; the first was found in 2024 by transit (Transiting Exoplanet Survey Satellite (TESS)).
Fly there in 3DTOI-1742 b goes round its star every 21.3 days, 4 times as often as Mercury goes round the Sun.
| Surface temperature | 5,815 K |
| Mass | 1.0861 solar masses |
| Radius | 1.131 solar radii |
| Luminosity | 1.322 times the Sun |
| Apparent magnitude | 8.863 |
| Age | about 3.9 billion years |
| Distance from the Sun | 237.7 light-years (72.9 parsecs) |
| Position (J2000) | RA 257.3289°, Dec 71.8767° |
| Constellation | Draco |
| Planet | Year | Orbit | Radius | Mass | Found |
|---|---|---|---|---|---|
| TOI-1742 b | 21.3 days | 0.154 AU | 2.3651 R⊕ | 9.7 M⊕ | Transit, 2024 |
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.