Imaginary Picture of Kepler-568 b

Display orbital revolution of Kepler-568 b around the hoststar Kepler-568
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Exoplanet Name : Kepler-568 b
Alternate Name : "2MASS J19522536+4824041 b, K00478.01, KIC 10990886 b, KOI-478 b, KOI-478.01, WISE J195225.44+482405.4 b"
Status : Confirmed
Radius (Rjup / Re): 0.2020 (Rjup) 2.2642 (Rearth)
Mass (Mjup / Me): 0.0177 (Mjup) 5.6414 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0794 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0302
Orbital Period(Observed/Estimated) 11.02 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.1004
Star Radiation at Atmospheric Boundary: 11429.9 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 461.5 (K)
Blackbody T 0.3(K) 433.4 (K)
Blackbody T 0.7(K) 350.6 (K)
Tidally Locked Blackbody T 0.1(K) 548.8 (K)
Tidally Locked Blackbody T 0.3(K) 515.4 (K)
Size Class: sub-Neptune-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : Kepler-568
Alternate Name : "2MASS J19522536+4824041, KIC 10990886, KOI-478, WISE J195225.44+482405.4"
Star Distance(LY) : 426.1
Stellar Radius(Rsun) : 0.5 (Rsun Measured)
Stellar Mass(Msun) : 0.6 (Msun Measured) 0.6 (Msun Estimated)
Star Age : 5.9 (GY)
Temperature : 3744 (K)
Spectral type : M1
UV portion[%]: 0.4
Visible portion[%]: 19.1
IR portion[%]: 80.5
Metalicity : 0.1
Absolute Magnitude: 6.2
Apparent Magnitude: 11.8
Right Ascension(RA) 298.1057
Declination (DEC) 48.4012
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors "Timothy D. Morton, Stephen T. Bryson, Jeffrey L. Coughlin, Jason F. Rowe, Ganesh Ravichandran, Erik A. Petigura, Michael R. Haas, and Natalie M. Batalha"
Discovery Paper - Title FALSE POSITIVE PROBABILITIES FOR ALL KEPLER OBJECTS OF INTEREST: 1284 NEWLY VALIDATED PLANETS AND 491 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-568%20b/
Kepler-568 b
Kepler-568 b

  • Kepler-568 b is an exoplanet orbiting the star Kepler-568, located about 426.1 light-years (130.6 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-568 has apparent magnitude of 11.8, with absolute magnitude of 6.2.
  • It is 0.6 times more massive and 0.5 times bigger compared with our Sun. The surface temperature is 3744 with its spectral types of M1
  • In this planetary system, the extrasolar planet Kepler-568 b orbits around the star Kepler-568 every 11.0 days with its orbital distance of 0.08 AU ( 11881333.0 km)
  • (Projected orbit of Kepler-568 b around its host star Kepler-568)


  • The Star Kepler-568 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.166 AU ( 24849469.3 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.230 AU ( 34348460.6 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.350 AU ( 52339452.6 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.515 AU ( 77019797.4 km)
  • Radiation at Planetary Boundary of Kepler-568 b : 11429.92 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-568)



  • Kopparapu Recent Venus for Star Kepler-568 distance : 0.187 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-568 distance : 0.237 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-568 distance : 0.229 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-568 distance : 0.251 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-568 distance : 0.455 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-568 distance : 0.480 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-568)



  • Original Kopparapu Recent Venus for Star Kepler-568 distance : 0.185 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-568 distance : 0.245 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-568 distance : 0.245 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-568 distance : 0.462 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-568 distance : 0.481 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-568)



    (Position in Stellar Map of star Kepler-568 and its Exoplanet Kepler-568 b)



    (Zoomed position in Stellar Map of star Kepler-568 and its Exoplanet Kepler-568 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-568*)
    *Yamashiki YA et al. 2019 ApJ 881 114
    MUSCLES Paper I - France et al. 2016 ApJ 820 89
    MUSCLES Paper II- Youngblood et al. 2016 ApJ 824 101
    MUSCLES Paper III- Loyd et al. 2016 ApJ 824 102