Imaginary Picture of Kepler-791 b

Display orbital revolution of Kepler-791 b around the hoststar Kepler-791
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Exoplanet Name : Kepler-791 b
Alternate Name : "2MASS J19342300+3901461 b, K01210.01, KIC 3962357 b, KOI-1210 b, KOI-1210.01, WISE J193422.99+390146.0 b"
Status : Confirmed
Radius (Rjup / Re): 0.2720 (Rjup) 3.0488 (Rearth)
Mass (Mjup / Me): 0.0234 (Mjup) 7.4398 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.1273 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0398
Orbital Period(Observed/Estimated) 14.55 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 0.8004
Star Radiation at Atmospheric Boundary: 186277.1 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 927.2 (K)
Blackbody T 0.3(K) 870.8 (K)
Blackbody T 0.7(K) 704.5 (K)
Tidally Locked Blackbody T 0.1(K) 1102.7 (K)
Tidally Locked Blackbody T 0.3(K) 1035.5 (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-791
Alternate Name : "2MASS J19342300+3901461, KIC 3962357, KOI-1210, WISE J193422.99+390146.0"
Star Distance(LY) : 4131.8
Stellar Radius(Rsun) : 1.3 (Rsun Measured)
Stellar Mass(Msun) : 1.3 (Msun Measured) 1.3 (Msun Estimated)
Star Age : 2.2 (GY)
Temperature : 6136 (K)
Spectral type : F7
UV portion[%]: 0.3
Visible portion[%]: 1.5
IR portion[%]: 98.2
Metalicity : 0.1
Absolute Magnitude: 2.9
Apparent Magnitude: 13.4
Right Ascension(RA) 293.5958
Declination (DEC) 39.0295
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 666 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-791&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-791%20b/
Kepler-791 b
Kepler-791 b

  • Kepler-791 b is an exoplanet orbiting the star Kepler-791, located about 4131.8 light-years (1266.8 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-791 has apparent magnitude of 13.4, with absolute magnitude of 2.9.
  • It is 1.3 times more massive and 1.3 times bigger compared with our Sun. The surface temperature is 6136 with its spectral types of F7
  • In this planetary system, the extrasolar planet Kepler-791 b orbits around the star Kepler-791 every 14.6 days with its orbital distance of 0.13 AU ( 19047331.8 km)
  • (Projected orbit of Kepler-791 b around its host star Kepler-791)


  • The Star Kepler-791 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.075 AU ( 160821543.0 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.486 AU ( 222297400.1 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.264 AU ( 338732043.5 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.332 AU ( 498459040.8 km)
  • Radiation at Planetary Boundary of Kepler-791 b : 186277.14 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-791)



  • Kopparapu Recent Venus for Star Kepler-791 distance : 1.090 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-791 distance : 1.381 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-791 distance : 1.333 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-791 distance : 1.461 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-791 distance : 2.418 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-791 distance : 2.550 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-791)



  • Original Kopparapu Recent Venus for Star Kepler-791 distance : 1.100 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-791 distance : 1.417 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-791 distance : 1.455 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-791 distance : 2.461 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-791 distance : 2.559 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-791)



    (Position in Stellar Map of star Kepler-791 and its Exoplanet Kepler-791 b)



    (Zoomed position in Stellar Map of star Kepler-791 and its Exoplanet Kepler-791 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-791*)
    *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