TOI-1422

Planetary system · 506.0 light-years away · also TYC 3235-524-1

TOI-1422 is 506 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this G2 V star; the first was found in 2022 by transit (Transiting Exoplanet Survey Satellite (TESS)).

Fly there in 3D

Worth knowing

TOI-1422 b goes round its star every 13.0 days, 7 times as often as Mercury goes round the Sun.

The star

Spectral typeG2 V
Surface temperature5,840 K
Mass0.9903 solar masses
Radius1.019 solar radii
Luminosity1.116 times the Sun
Apparent magnitude10.622
Ageabout 4.6 billion years
Distance from the Sun506.0 light-years (155.1 parsecs)
Position (J2000)RA 354.2408°, Dec 39.6393°
ConstellationAndromeda

Planets (2)

PlanetYearOrbitRadiusMassFound
TOI-1422 b13.0 days0.107 AU3.83 R⊕9.5 M⊕Transit, 2022
TOI-1422 c34.6 days0.205 AU2.61 R⊕14 M⊕Radial Velocity, 2025

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.

Sources

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