Imaginary Picture of Kepler-1737 b

Display orbital revolution of Kepler-1737 b around the hoststar Kepler-1737
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Exoplanet Name : Kepler-1737 b
Alternate Name : "KOI-1159 b, KOI-1159.01"
Status : Confirmed
Radius (Rjup / Re): 0.4813 (Rjup) 5.3950 (Rearth)
Mass (Mjup / Me): 0.1093 (Mjup) 34.7493 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.2970 (AU) 0.2970 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.1769
Orbital Period(Observed/Estimated) 64.62 (Days Obs.) 64.74 (Days Est.)
Surface Gravity (G Earth) 1.1939
Star Radiation at Atmospheric Boundary: 6979.1 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 407.9 (K)
Blackbody T 0.3(K) 383.1 (K)
Blackbody T 0.7(K) 310.0 (K)
Tidally Locked Blackbody T 0.1(K) 485.1 (K)
Tidally Locked Blackbody T 0.3(K) 455.6 (K)
Size Class: sub-Jupiter-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection : Primary Transit
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : Kepler-1737
Alternate Name : "10354039, KOI-1159"
Star Distance(LY) : 2551.1
Stellar Radius(Rsun) : 0.9 (Rsun Measured)
Stellar Mass(Msun) : 0.8 (Msun Measured) 0.8 (Msun Estimated)
Star Age : 13.7 (GY)
Temperature : 5043 (K)
Spectral type : K0V
UV portion[%]: 3.5
Visible portion[%]: 37.6
IR portion[%]: 58.9
Metalicity : 0.3
Absolute Magnitude: 6.0
Apparent Magnitude: 15.5
Right Ascension(RA) 297.0148
Declination (DEC) 47.4864
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-1737 b
Kepler-1737 b

  • Kepler-1737 b is an exoplanet orbiting the star Kepler-1737, located about 2551.1 light-years (782.2 pc) away from Solar System. Its discovery was publicly announced on 2017.
  • The host star Kepler-1737 has apparent magnitude of 15.5, with absolute magnitude of 6.0.
  • It is 0.8 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5043 with its spectral types of K0V
  • In this planetary system, the extrasolar planet Kepler-1737 b orbits around the star Kepler-1737 every 64.6 days with its orbital distance of 0.30 AU ( 44430567.6 km)
  • (Projected orbit of Kepler-1737 b around its host star Kepler-1737)


  • The Star Kepler-1737 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.485 AU ( 72612594.9 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.671 AU ( 100369582.1 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.022 AU ( 152941031.4 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.504 AU ( 225059427.6 km)
  • Radiation at Planetary Boundary of Kepler-1737 b : 6979.10 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1737)



  • Kopparapu Recent Venus for Star Kepler-1737 distance : 0.524 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-1737 distance : 0.663 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1737 distance : 0.641 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-1737 distance : 0.703 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1737 distance : 1.200 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-1737 distance : 1.266 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1737)



  • Original Kopparapu Recent Venus for Star Kepler-1737 distance : 0.519 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1737 distance : 0.684 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1737 distance : 0.686 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1737 distance : 1.221 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1737 distance : 1.269 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1737)



    (Position in Stellar Map of star Kepler-1737 and its Exoplanet Kepler-1737 b)



    (Zoomed position in Stellar Map of star Kepler-1737 and its Exoplanet Kepler-1737 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-1737*)
    *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