TOI-622

Planetary system · 402.1 light-years away

TOI-622 is 402 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this F6 V star; the first was found in 2023 by transit (Transiting Exoplanet Survey Satellite (TESS)).

Fly there in 3D

Worth knowing

TOI-622 b goes round its star every 6.40 days, 14 times as often as Mercury goes round the Sun.

The star

Spectral typeF6 V
Surface temperature6,400 K
Mass1.313 solar masses
Radius1.415 solar radii
Luminosity2.979 times the Sun
Apparent magnitude8.995
Ageabout 0.9 billion years
Distance from the Sun402.1 light-years (123.3 parsecs)
Position (J2000)RA 125.3051°, Dec -46.4843°
ConstellationVela

Planets (1)

PlanetYearOrbitRadiusMassFound
TOI-622 b6.40 days0.0708 AU9.2362 R⊕96.302 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.

The planets, compared

For a star of 6,400 K, 3.0 times as bright as the Sun, the habitable zone, where starlight could keep water liquid on a rocky surface, runs from about 1.58 to 2.75 AU. None of its known planets orbits inside it. The zone says how much starlight arrives, not whether a planet has water or air. The edges follow Kopparapu et al. (2014), as the 3D view draws them.

The light you see left 402 years ago, around 1620.

Nearest systems to it

Also found by Transiting Exoplanet Survey Satellite (TESS)

Sources

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