Kepler-84

Planetary system · 3339.5 light-years away

Kepler-84 is 3,340 light-years from the Sun. The NASA Exoplanet Archive lists 5 planets around this 6,039 K star; the first was found in 2012 by transit (Kepler).

Fly there in 3D

Worth knowing

Kepler-84 d goes round its star every 4.22 days, 21 times as often as Mercury goes round the Sun.

The star

Surface temperature6,039 K
Mass1 solar masses
Radius1.43 solar radii
Luminosity2.455 times the Sun
Apparent magnitude14.92
Ageabout 3.98 billion years
Distance from the Sun3339.5 light-years (1023.9 parsecs)
Position (J2000)RA 298.2520°, Dec 40.4961°
ConstellationCygnus

Planets (5)

PlanetYearOrbitRadiusMassFound
Kepler-84 d4.22 days0.0520 AU1.38 R⊕2.48 M⊕ estimatedTransit, 2014
Kepler-84 b8.73 days0.0827 AU2.23 R⊕40 M⊕Transit, 2012
Kepler-84 c12.9 days0.107 AU2.36 R⊕20.2 M⊕Transit, 2012
Kepler-84 e27.4 days0.181 AU2.6 R⊕7.27 M⊕ estimatedTransit, 2014
Kepler-84 f44.6 days0.250 AU2.2 R⊕5.48 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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