TOI-1194

Planetary system · 488.1 light-years away · also TYC 4385-509-1

TOI-1194 is 488 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this 5,394 K star; the first was found in 2023 by transit (Transiting Exoplanet Survey Satellite (TESS)).

Fly there in 3D

Worth knowing

TOI-1194 b goes round its star every 2.31 days, 38 times as often as Mercury goes round the Sun.

The star

Surface temperature5,394 K
Mass0.9835 solar masses
Radius0.9608 solar radii
Luminosity0.706 times the Sun
Apparent magnitude11.302
Ageabout 4.9 billion years
Distance from the Sun488.1 light-years (149.7 parsecs)
Position (J2000)RA 167.8215°, Dec 69.9648°
ConstellationUrsa Major

Planets (1)

PlanetYearOrbitRadiusMassFound
TOI-1194 b2.31 days0.0340 AU8.7166 R⊕120 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.

Sources

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