Imaginary Picture of Kepler-634 b

Display orbital revolution of Kepler-634 b around the hoststar Kepler-634
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Exoplanet Name : Kepler-634 b
Alternate Name : "2MASS J19244681+4042097 b, K00647.01, KIC 5531694 b, KOI-647 b, KOI-647.01, WISE J192446.82+404209.7 b"
Status : Confirmed
Radius (Rjup / Re): 0.1690 (Rjup) 1.8943 (Rearth)
Mass (Mjup / Me): 0.0150 (Mjup) 4.7791 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0591 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0142
Orbital Period(Observed/Estimated) 5.17 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.3318
Star Radiation at Atmospheric Boundary: 1057021.6 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1431.1 (K)
Blackbody T 0.3(K) 1343.9 (K)
Blackbody T 0.7(K) 1087.4 (K)
Tidally Locked Blackbody T 0.1(K) 1701.8 (K)
Tidally Locked Blackbody T 0.3(K) 1598.2 (K)
Size Class: super-Earth-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-634
Alternate Name : "2MASS J19244681+4042097, KIC 5531694, KOI-647, WISE J192446.82+404209.7"
Star Distance(LY) : 2894.8
Stellar Radius(Rsun) : 1.5 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 5.4 (GY)
Temperature : 6109 (K)
Spectral type : G0
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : -0.2
Absolute Magnitude: 2.8
Apparent Magnitude: 12.5
Right Ascension(RA) 291.1951
Declination (DEC) 40.7027
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 548 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-634+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-634%20b/
Kepler-634 b
Kepler-634 b

  • Kepler-634 b is an exoplanet orbiting the star Kepler-634, located about 2894.8 light-years (887.6 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-634 has apparent magnitude of 12.5, with absolute magnitude of 2.8.
  • It is 1.0 times more massive and 1.5 times bigger compared with our Sun. The surface temperature is 6109 with its spectral types of G0
  • In this planetary system, the extrasolar planet Kepler-634 b orbits around the star Kepler-634 every 5.2 days with its orbital distance of 0.06 AU ( 8839820.8 km)
  • (Projected orbit of Kepler-634 b around its host star Kepler-634)


  • The Star Kepler-634 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.188 AU ( 177793425.5 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.643 AU ( 245756977.0 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.503 AU ( 374479247.1 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.684 AU ( 551062617.0 km)
  • Radiation at Planetary Boundary of Kepler-634 b : 1057021.64 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-634)



  • Kopparapu Recent Venus for Star Kepler-634 distance : 1.207 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-634 distance : 1.529 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-634 distance : 1.477 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-634 distance : 1.618 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-634 distance : 2.679 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-634 distance : 2.825 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-634)



  • Original Kopparapu Recent Venus for Star Kepler-634 distance : 1.217 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-634 distance : 1.569 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-634 distance : 1.611 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-634 distance : 2.726 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-634 distance : 2.835 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-634)



    (Position in Stellar Map of star Kepler-634 and its Exoplanet Kepler-634 b)



    (Zoomed position in Stellar Map of star Kepler-634 and its Exoplanet Kepler-634 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-634*)
    *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