Kepler-144

Planetary system · 1255.4 light-years away · also TYC 3126-2109-1

Kepler-144 is 1,255 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this 6,075 K star; the first was found in 2014 by transit (Kepler).

Fly there in 3D

Worth knowing

Kepler-144 b goes round its star every 5.89 days, 15 times as often as Mercury goes round the Sun.

The star

Surface temperature6,075 K
Mass1.154 solar masses
Radius1.235 solar radii
Luminosity1.914 times the Sun
Apparent magnitude12.195
Ageabout 0.94 billion years
Distance from the Sun1255.4 light-years (384.9 parsecs)
Position (J2000)RA 281.9156°, Dec 42.7756°
ConstellationLyra

Planets (2)

PlanetYearOrbitRadiusMassFound
Kepler-144 b5.89 days0.0660 AU1.33 R⊕2.33 M⊕ estimatedTransit, 2014
Kepler-144 c10.1 days0.0940 AU1.35 R⊕2.39 M⊕ estimatedTransit, 2014

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 6,075 K, 1.9 times as bright as the Sun, the habitable zone, where starlight could keep water liquid on a rocky surface, runs from about 1.29 to 2.26 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 1,255 years ago, around AD 770.

Nearest systems to it

Also found by Kepler

Sources

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