Kepler-1518

Planetary system · 2946.9 light-years away

Kepler-1518 is 2,947 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this 6,846 K star; the first was found in 2016 by transit (Kepler).

Fly there in 3D

Worth knowing

Kepler-1518 b goes round its star every 5.11 days, 17 times as often as Mercury goes round the Sun.

The star

Surface temperature6,846 K
Mass1.54 solar masses
Radius1.88 solar radii
Luminosity4.908 times the Sun
Apparent magnitude13.374
Ageabout 1.48 billion years
Distance from the Sun2946.9 light-years (903.5 parsecs)
Position (J2000)RA 300.3323°, Dec 44.9861°
ConstellationCygnus

Planets (2)

PlanetYearOrbitRadiusMassFound
Kepler-1518 b5.11 days0.0593 AU3.05 R⊕9.53 M⊕ estimatedTransit, 2016
Kepler-1518 c9.63 days0.0905 AU2.9 R⊕8.75 M⊕ estimatedTransit, 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.

The planets, compared

For a star of 6,846 K, 4.9 times as bright as the Sun, the habitable zone, where starlight could keep water liquid on a rocky surface, runs from about 1.98 to 3.42 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 2,947 years ago, around 900 BC.

Nearest systems to it

Also found by Kepler

Sources

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