Imaginary Picture of Kepler-591 b

Display orbital revolution of Kepler-591 b around the hoststar Kepler-591
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Exoplanet Name : Kepler-591 b
Alternate Name : "2MASS J19040576+4825543 b, K00536.01, KIC 10965008 b, KOI-536 b, KOI-536.01, WISE J190405.75+482554.2 b"
Status : Confirmed
Radius (Rjup / Re): 0.3020 (Rjup) 3.3851 (Rearth)
Mass (Mjup / Me): 0.0258 (Mjup) 8.2001 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.3632 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.2222
Orbital Period(Observed/Estimated) 81.17 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 0.7156
Star Radiation at Atmospheric Boundary: 7336.9 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 413.1 (K)
Blackbody T 0.3(K) 387.9 (K)
Blackbody T 0.7(K) 313.9 (K)
Tidally Locked Blackbody T 0.1(K) 491.2 (K)
Tidally Locked Blackbody T 0.3(K) 461.3 (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-591
Alternate Name : "2MASS J19040576+4825543, KIC 10965008, KOI-536, WISE J190405.75+482554.2"
Star Distance(LY) : 2559.9
Stellar Radius(Rsun) : 0.9 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 4.2 (GY)
Temperature : 5458 (K)
Spectral type : G5
UV portion[%]: 7.5
Visible portion[%]: 44.3
IR portion[%]: 48.2
Metalicity : 0.0
Absolute Magnitude: 3.9
Apparent Magnitude: 13.3
Right Ascension(RA) 286.0240
Declination (DEC) 48.4318
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 508 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-591%20b/
Kepler-591 b
Kepler-591 b

  • Kepler-591 b is an exoplanet orbiting the star Kepler-591, located about 2559.9 light-years (784.9 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-591 has apparent magnitude of 13.3, with absolute magnitude of 3.9.
  • It is 1.0 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5458 with its spectral types of G5
  • In this planetary system, the extrasolar planet Kepler-591 b orbits around the star Kepler-591 every 81.2 days with its orbital distance of 0.36 AU ( 54331392.7 km)
  • (Projected orbit of Kepler-591 b around its host star Kepler-591)


  • The Star Kepler-591 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.609 AU ( 91040968.2 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.841 AU ( 125842410.0 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.282 AU ( 191755983.9 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.886 AU ( 282177330.6 km)
  • Radiation at Planetary Boundary of Kepler-591 b : 7336.88 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-591)



  • Kopparapu Recent Venus for Star Kepler-591 distance : 0.643 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-591 distance : 0.814 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-591 distance : 0.786 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-591 distance : 0.862 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-591 distance : 1.451 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-591 distance : 1.530 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-591)



  • Original Kopparapu Recent Venus for Star Kepler-591 distance : 0.640 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-591 distance : 0.837 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-591 distance : 0.847 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-591 distance : 1.476 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-591 distance : 1.535 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-591)



    (Position in Stellar Map of star Kepler-591 and its Exoplanet Kepler-591 b)



    (Zoomed position in Stellar Map of star Kepler-591 and its Exoplanet Kepler-591 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-591*)
    *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