HATS-30

Planetary system · 1115.9 light-years away

HATS-30 is 1,116 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this G star; the first was found in 2016 by transit (HATSouth).

Fly there in 3D

Worth knowing

HATS-30 b goes round its star every 3.17 days, 28 times as often as Mercury goes round the Sun.

HATS-30 is one of 2 stars in its system. The position of the other star is not catalogued, so only HATS-30 and its planets are drawn.

The star

Spectral typeG
Surface temperature5,943 K
Mass1.093 solar masses
Radius1.061 solar radii
Luminosity1.25 times the Sun
Apparent magnitude12.283
Ageabout 2.3 billion years
Distance from the Sun1115.9 light-years (342.1 parsecs)
Position (J2000)RA 5.6185°, Dec -59.9426°
ConstellationTucana

Planets (1)

PlanetYearOrbitRadiusMassFound
HATS-30 b3.17 days0.0435 AU13.171 R⊕224.39 M⊕Transit, 2016

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 5,943 K, 1.3 times as bright as the Sun, the habitable zone, where starlight could keep water liquid on a rocky surface, runs from about 1.05 to 1.85 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 1,116 years ago, around AD 910.

Nearest systems to it

Also found by HATSouth

Sources

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