Kepler-298

Planetary system · 1690.2 light-years away

Kepler-298 is 1,690 light-years from the Sun. The NASA Exoplanet Archive lists 3 planets around this 4,465 K star; the first was found in 2014 by transit (Kepler).

Fly there in 3D

Worth knowing

Kepler-298 b goes round its star every 10.5 days, 8 times as often as Mercury goes round the Sun.

The star

Surface temperature4,465 K
Mass0.66 solar masses
Radius0.582 solar radii
Luminosity0.185 times the Sun
Apparent magnitude15.617
Ageabout 2.4 billion years
Distance from the Sun1690.2 light-years (518.2 parsecs)
Position (J2000)RA 283.0398°, Dec 48.8253°
ConstellationDraco

Planets (3)

PlanetYearOrbitRadiusMassFound
Kepler-298 b10.5 days0.0800 AU1.96 R⊕4.5 M⊕ estimatedTransit, 2014
Kepler-298 c22.9 days0.136 AU1.93 R⊕4.38 M⊕ estimatedTransit, 2014
Kepler-298 d77.5 days0.305 AU2.5 R⊕6.8 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.

Sources

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