Imaginary Picture of Kepler-745 b

Display orbital revolution of Kepler-745 b around the hoststar Kepler-745
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Exoplanet Name : Kepler-745 b
Alternate Name : "2MASS J19255986+3703334 b, K00992.01, KIC 1432789 b, KOI-992 b, KOI-992.01"
Status : Confirmed
Radius (Rjup / Re): 0.1930 (Rjup) 2.1633 (Rearth)
Mass (Mjup / Me): 0.0170 (Mjup) 5.4073 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0916 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0272
Orbital Period(Observed/Estimated) 9.93 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.1554
Star Radiation at Atmospheric Boundary: 390082.6 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1115.4 (K)
Blackbody T 0.3(K) 1047.5 (K)
Blackbody T 0.7(K) 847.5 (K)
Tidally Locked Blackbody T 0.1(K) 1326.4 (K)
Tidally Locked Blackbody T 0.3(K) 1245.7 (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-745
Alternate Name : "2MASS J19255986+3703334, KIC 1432789, KOI-992"
Star Distance(LY) : 5816.0
Stellar Radius(Rsun) : 1.5 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 4.1 (GY)
Temperature : 5783 (K)
Spectral type : G2
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : 0.1
Absolute Magnitude: 2.7
Apparent Magnitude: 14.0
Right Ascension(RA) 291.4994
Declination (DEC) 37.0593
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 637 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-745+&submit=SIMBAD+search0
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-745%20b/
Kepler-745 b
Kepler-745 b

  • Kepler-745 b is an exoplanet orbiting the star Kepler-745, located about 5816.0 light-years (1783.2 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-745 has apparent magnitude of 14.0, with absolute magnitude of 2.7.
  • It is 1.0 times more massive and 1.5 times bigger compared with our Sun. The surface temperature is 5783 with its spectral types of G2
  • In this planetary system, the extrasolar planet Kepler-745 b orbits around the star Kepler-745 every 9.9 days with its orbital distance of 0.09 AU ( 13705169.0 km)
  • (Projected orbit of Kepler-745 b around its host star Kepler-745)


  • The Star Kepler-745 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.119 AU ( 167453018.6 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.547 AU ( 231463832.4 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.358 AU ( 352699657.8 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.469 AU ( 519012997.2 km)
  • Radiation at Planetary Boundary of Kepler-745 b : 390082.60 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-745)



  • Kopparapu Recent Venus for Star Kepler-745 distance : 1.160 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-745 distance : 1.469 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-745 distance : 1.418 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-745 distance : 1.555 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-745 distance : 2.593 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-745 distance : 2.735 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-745)



  • Original Kopparapu Recent Venus for Star Kepler-745 distance : 1.161 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-745 distance : 1.509 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-745 distance : 1.537 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-745 distance : 2.639 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-745 distance : 2.744 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-745)



    (Position in Stellar Map of star Kepler-745 and its Exoplanet Kepler-745 b)



    (Zoomed position in Stellar Map of star Kepler-745 and its Exoplanet Kepler-745 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-745*)
    *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