Imaginary Picture of Kepler-7 b

Display orbital revolution of Kepler-7 b around the hoststar Kepler-7
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Exoplanet Name : Kepler-7 b
Alternate Name : "2MASS J19141956+4105233 b, K00097.01, KIC 5780885 b, KOI-97 b, KOI-97.01, WISE J191419.55+410523.1 b"
Status : Confirmed
Radius (Rjup / Re): 1.6220 (Rjup) 18.1810 (Rearth)
Mass (Mjup / Me): 0.4410 (Mjup) 140.2107 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0607 (AU) 0.0607 (AU Est.)
Eccentricity : 0.1000
Orbital Period(Yrs) 0.0134
Orbital Period(Observed/Estimated) 4.89 (Days Obs.) 4.68 (Days Est.)
Surface Gravity (G Earth) 0.4242
Star Radiation at Atmospheric Boundary: 1868122.7 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1650.0 (K)
Blackbody T 0.3(K) 1549.6 (K)
Blackbody T 0.7(K) 1253.8 (K)
Tidally Locked Blackbody T 0.1(K) 1962.2 (K)
Tidally Locked Blackbody T 0.3(K) 1842.7 (K)
Size Class: Super-Jupiter-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-7
Alternate Name : "2MASS J19141956+4105233, KIC 5780885, KOI-97, WISE J191419.55+410523.1"
Star Distance(LY) : 3009.4
Stellar Radius(Rsun) : 2.0 (Rsun Measured)
Stellar Mass(Msun) : 1.4 (Msun Measured) 1.2 (Msun Estimated)
Star Age : 3.5 (GY)
Temperature : 6084 (K)
Spectral type : G1
UV portion[%]: 0.3
Visible portion[%]: 1.5
IR portion[%]: 98.2
Metalicity : 0.1
Absolute Magnitude: 2.0
Apparent Magnitude: 11.8
Right Ascension(RA) 288.5815
Declination (DEC) 41.0898
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors "Brice-Olivier Demory1, Sara Seager1, Nikku Madhusudhan2, Hans Kjeldsen3, J_rgen Christensen-Dalsgaard3, Micha_l Gillon4, Jason F. Rowe5, William F. Welsh6, Elisabeth R. Adams7, Andrea Dupree7"
Discovery Paper - Title THE HIGH ALBEDO OF THE HOT JUPITER KEPLER-7
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-7+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-7%20b/
Kepler-7 b
Kepler-7 b

  • Kepler-7 b is an exoplanet orbiting the star Kepler-7, located about 3009.4 light-years (922.7 pc) away from Solar System. Its discovery was publicly announced on 2009.
  • The host star Kepler-7 has apparent magnitude of 11.8, with absolute magnitude of 2.0.
  • It is 1.4 times more massive and 2.0 times bigger compared with our Sun. The surface temperature is 6084 with its spectral types of G1
  • In this planetary system, the extrasolar planet Kepler-7 b orbits around the star Kepler-7 every 4.9 days with its orbital distance of 0.06 AU ( 9076102.8 km)
  • (Projected orbit of Kepler-7 b around its host star Kepler-7)


  • The Star Kepler-7 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.622 AU ( 242679117.0 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 2.242 AU ( 335445959.3 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 3.417 AU ( 511145407.9 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 5.028 AU ( 752172859.6 km)
  • Radiation at Planetary Boundary of Kepler-7 b : 1868122.74 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-7)



  • Kopparapu Recent Venus for Star Kepler-7 distance : 1.650 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-7 distance : 2.090 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-7 distance : 2.018 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-7 distance : 2.212 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-7 distance : 3.664 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-7 distance : 3.864 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-7)



  • Original Kopparapu Recent Venus for Star Kepler-7 distance : 1.663 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-7 distance : 2.145 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-7 distance : 2.201 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-7 distance : 3.729 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-7 distance : 3.878 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-7)



    (Position in Stellar Map of star Kepler-7 and its Exoplanet Kepler-7 b)



    (Zoomed position in Stellar Map of star Kepler-7 and its Exoplanet Kepler-7 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-7*)
    *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