Imaginary Picture of Kepler-502 b
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Exoplanet Name : Kepler-502 b
Alternate Name :
Radius (Rjup / Re): 0.4260 (Rjup) 4.7750 (Rearth)
Mass (Mjup / Me): 0.0758 (Mjup) 24.0935 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0541 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0117
Orbital Period(Observed/Estimated) 4.29 (Days Obs.) 0.00 (Days Est.)
Star Radiation at Atmospheric Boundary: 1147593.6 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1460.8 (K)
Blackbody T 0.3(K) 1371.8 (K)
Blackbody T 0.7(K) 1110.0 (K)
Tidally Locked Blackbody T 0.1(K) 1737.2 (K)
Tidally Locked Blackbody T 0.3(K) 1631.4 (K)
Size Class: 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-502
Alternate Name :
Star Distance(LY) : 5194.3
Stellar Radius(Rsun) : 1.3 (Rsun Measured)
Stellar Mass(Msun) : 1.1 (Msun Measured) 1.2 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 6236 (K)
Spectral type : G0
Metalicity : 0.1
Absolute Magnitude: 2.9
Apparent Magnitude: 13.9
Right Ascension(RA) 291.0801
Declination (DEC) 43.8602
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 435 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-502%20b/
Kepler-502 b
Kepler-502 b

  • Kepler-502 b is an exoplanet orbiting the star Kepler-502, located about 5194.3 light-years (1592.6 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-502 has apparent magnitude of 13.9, with absolute magnitude of 2.9.
  • It is 1.1 times more massive and 1.3 times bigger compared with our Sun. The surface temperature is 6236 with its spectral types of G0
  • In this planetary system, the extrasolar planet Kepler-502 b orbits around the star Kepler-502 every 4.3 days with its orbital distance of 0.05 AU ( 8094518.8 km)
  • (Projected orbit of Kepler-502 b around its host star Kepler-502)


  • The Star Kepler-502 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.134 AU ( 169634969.6 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.567 AU ( 234479859.0 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.388 AU ( 357295414.8 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.515 AU ( 525775854.9 km)
  • Radiation at Planetary Boundary of Kepler-502 b : 1147593.59 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-502)



  • Kopparapu Recent Venus for Star Kepler-502 distance : 1.143 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-502 distance : 1.448 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-502 distance : 1.398 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-502 distance : 1.532 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-502 distance : 2.530 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-502 distance : 2.668 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-502)



  • Original Kopparapu Recent Venus for Star Kepler-502 distance : 1.156 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-502 distance : 1.485 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-502 distance : 1.529 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-502 distance : 2.575 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-502 distance : 2.678 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-502)



    (Position in Stellar Map of star Kepler-502 and its Exoplanet Kepler-502 b)



    (Zoomed position in Stellar Map of star Kepler-502 and its Exoplanet Kepler-502 b (zoom level 3))