TOI-216

Planetary system · 580.4 light-years away

TOI-216 is 580 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this 5,026 K star; the first was found in 2019 by transit (Transiting Exoplanet Survey Satellite (TESS)).

Fly there in 3D

Worth knowing

TOI-216.02 goes round its star every 17.2 days, 5 times as often as Mercury goes round the Sun.

The star

Surface temperature5,026 K
Mass0.77 solar masses
Radius0.748 solar radii
Luminosity0.3618 times the Sun
Apparent magnitude12.324
Distance from the Sun580.4 light-years (177.9 parsecs)
Position (J2000)RA 73.9800°, Dec -63.2603°
ConstellationDorado

Planets (2)

PlanetYearOrbitRadiusMassFound
TOI-216.0217.2 days0.129 AU8 R⊕18.752 M⊕Transit, 2019
TOI-216.0134.5 days0.207 AU10.1 R⊕177.98 M⊕Transit, 2019

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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