NGTS-39

Planetary system · 908.0 light-years away · also TYC 767-2177-1

NGTS-39 is 908 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this F9 V star; the first was found in 2026 by transit (Transiting Exoplanet Survey Satellite (TESS)).

Fly there in 3D

Worth knowing

NGTS-39 b goes round its star every 58.2 days, 1.5 times as often as Mercury goes round the Sun.

The star

Spectral typeF9 V
Surface temperature6,053 K
Mass1.16 solar masses
Radius1.16 solar radii
Luminosity1.582 times the Sun
Apparent magnitude11.568
Ageabout 2.2 billion years
Distance from the Sun908.0 light-years (278.4 parsecs)
Position (J2000)RA 109.9387°, Dec 9.9413°
ConstellationCanis Minor

Planets (1)

PlanetYearOrbitRadiusMassFound
NGTS-39 b58.2 days0.308 AU12.195 R⊕466.25 M⊕Transit, 2026

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 6,053 K, 1.6 times as bright as the Sun, the habitable zone, where starlight could keep water liquid on a rocky surface, runs from about 1.18 to 2.06 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 908 years ago, around 1120.

Nearest systems to it

Also found by Transiting Exoplanet Survey Satellite (TESS)

Sources

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