NGTS-20

Planetary system · 1248.8 light-years away · also TYC 5871-00345-1

NGTS-20 is 1,249 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this G1 IV star; the first was found in 2022 by transit (Transiting Exoplanet Survey Satellite (TESS)).

Fly there in 3D

Worth knowing

NGTS-20 b goes round its star every 54.2 days, 1.6 times as often as Mercury goes round the Sun.

The star

Spectral typeG1 IV
Surface temperature5,980 K
Mass1.47 solar masses
Radius1.78 solar radii
Luminosity4.416 times the Sun
Apparent magnitude11.233
Ageabout 4.1 billion years
Distance from the Sun1248.8 light-years (382.9 parsecs)
Position (J2000)RA 46.2926°, Dec -21.9336°
ConstellationEridanus

Planets (1)

PlanetYearOrbitRadiusMassFound
NGTS-20 b54.2 days0.313 AU11.994 R⊕947.13 M⊕Transit, 2022

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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