Imaginary Picture of Kepler-1707 b

Display orbital revolution of Kepler-1707 b around the hoststar Kepler-1707
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Exoplanet Name : Kepler-1707 b
Alternate Name : KIC 5479689 b
Status : Confirmed
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 0.5000 (Mjup) 158.9690 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0276 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0047
Orbital Period(Observed/Estimated) 1.70 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.5352
Star Radiation at Atmospheric Boundary: 1144848.3 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1459.9 (K)
Blackbody T 0.3(K) 1371.0 (K)
Blackbody T 0.7(K) 1109.3 (K)
Tidally Locked Blackbody T 0.1(K) 1736.1 (K)
Tidally Locked Blackbody T 0.3(K) 1630.4 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Other
Mass Detection : Radial Velocity
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : Kepler-1707
Alternate Name : KIC 5479689
Star Distance(LY) : 0.0
Stellar Radius(Rsun) : 0.9 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5459 (K)
Spectral type : G7
UV portion[%]: 6.7
Visible portion[%]: 42.9
IR portion[%]: 50.4
Metalicity : 0.2
Absolute Magnitude: 25.0
Apparent Magnitude: 22.0
Right Ascension(RA) 299.3256
Declination (DEC) 40.6382
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal
Discovery Paper - URL
SIMBAD LINK
Open Exoplanet Database Link
Kepler-1707 b
Kepler-1707 b

  • Kepler-1707 b is an exoplanet orbiting the star Kepler-1707. Its discovery was publicly announced on 2021.
  • The host star Kepler-1707 has apparent magnitude of 22.0, with absolute magnitude of 25.0.
  • It is 1.0 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5459 with its spectral types of G7
  • In this planetary system, the extrasolar planet Kepler-1707 b orbits around the star Kepler-1707 every 1.7 days with its orbital distance of 0.03 AU ( 4124939.2 km)
  • (Projected orbit of Kepler-1707 b around its host star Kepler-1707)


  • The Star Kepler-1707 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.577 AU ( 86341943.5 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.798 AU ( 119347129.7 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.216 AU ( 181858614.2 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.789 AU ( 267612917.5 km)
  • Radiation at Planetary Boundary of Kepler-1707 b : 1144848.32 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1707)



  • Kopparapu Recent Venus for Star Kepler-1707 distance : 0.609 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-1707 distance : 0.772 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1707 distance : 0.745 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-1707 distance : 0.818 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1707 distance : 1.376 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-1707 distance : 1.451 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1707)



  • Original Kopparapu Recent Venus for Star Kepler-1707 distance : 0.607 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1707 distance : 0.794 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1707 distance : 0.803 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1707 distance : 1.399 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1707 distance : 1.455 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1707)



    (Position in Stellar Map of star Kepler-1707 and its Exoplanet Kepler-1707 b)



    (Zoomed position in Stellar Map of star Kepler-1707 and its Exoplanet Kepler-1707 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-1707*)
    *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