Imaginary Picture of Kepler-70 c
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Exoplanet Name : Kepler-70 c
Alternate Name : KOI-55 c
Radius (Rjup / Re): 0.0780 (Rjup) 0.8743 (Rearth)
Mass (Mjup / Me): 0.0021 (Mjup) 0.6677 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0076 (AU) 0.0076 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0009
Orbital Period(Observed/Estimated) 0.34 (Days Obs.) 0.34 (Days Est.)
Star Radiation at Atmospheric Boundary: 517331806.1 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 6731.1 (K)
Blackbody T 0.3(K) 6321.2 (K)
Blackbody T 0.7(K) 5114.5 (K)
Tidally Locked Blackbody T 0.1(K) 8004.7 (K)
Tidally Locked Blackbody T 0.3(K) 7517.2 (K)
Size Class: Earth-size
Mass Class:
Detection Type : Imaging
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : KOI-55
Alternate Name :
Star Distance(LY) : 3848.6
Stellar Radius(Rsun) : 0.2 (Rsun Measured)
Stellar Mass(Msun) : 0.5 (Msun Measured) 0.5 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 27730 (K)
Spectral type : sdB
Metalicity : 0.0
Absolute Magnitude: 4.5
Apparent Magnitude: 14.9
Right Ascension(RA) 296.3542
Declination (DEC) 41.0928
Hubble Space Telescope Guide Star Catalog (GSC) ID 0
Discovered by
Discovery Paper - Authors 0
Discovery Paper - Title 0
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK 0
Open Exoplanet Database Link 0
Kepler-70 c
Kepler-70 c

  • Kepler-70 c is an exoplanet orbiting the star KOI-55, located about 3848.6 light-years (1180.0 pc) away from Solar System. Its discovery was publicly announced on 2011.
  • The host star KOI-55 has apparent magnitude of 14.9, with absolute magnitude of 4.5.
  • It is 0.5 times more massive and 0.2 times bigger compared with our Sun. The surface temperature is 27730 with its spectral types of sdB
  • In this planetary system, the extrasolar planet Kepler-70 c orbits around the star KOI-55 every 0.3 days with its orbital distance of 0.01 AU ( 1136943.8 km)
  • (Projected orbit of Kepler-70 c around its host star KOI-55)


  • The Star KOI-55 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 3.382 AU ( 505887431.3 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 4.674 AU ( 699268634.2 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 7.123 AU ( 1065530650.7 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 10.481 AU ( 1567975030.4 km)
  • Radiation at Planetary Boundary of Kepler-70 c : 517331806.14 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star KOI-55)



  • Kopparapu Recent Venus for Star KOI-55 distance : nan AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star KOI-55 distance : nan AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star KOI-55 distance : nan AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star KOI-55 distance : nan AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star KOI-55 distance : nan AU
  • Kopparapu Outer Boundary for Early Mars for Star KOI-55 distance : nan AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star KOI-55)



  • Original Kopparapu Recent Venus for Star KOI-55 distance : nan AU
  • Original Kopparapu Runaway Greenhouse for Star KOI-55 distance : nan AU
  • Original Kopparapu Moist Greenhouse for Star KOI-55 distance : nan AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star KOI-55 distance : nan AU
  • Original Kopparapu Outer Boundary for Early Mars for Star KOI-55 distance : nan AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star KOI-55)



    (Position in Stellar Map of star KOI-55 and its Exoplanet Kepler-70 c)



    (Zoomed position in Stellar Map of star KOI-55 and its Exoplanet Kepler-70 c (zoom level 3))