Imaginary Picture of Kepler-1509 b
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Exoplanet Name : Kepler-1509 b
Alternate Name :
Radius (Rjup / Re): 0.1650 (Rjup) 1.8495 (Rearth)
Mass (Mjup / Me): 0.0147 (Mjup) 4.6738 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.1693 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0696
Orbital Period(Observed/Estimated) 25.43 (Days Obs.) 0.00 (Days Est.)
Star Radiation at Atmospheric Boundary: 46826.5 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 656.5 (K)
Blackbody T 0.3(K) 616.6 (K)
Blackbody T 0.7(K) 498.9 (K)
Tidally Locked Blackbody T 0.1(K) 780.8 (K)
Tidally Locked Blackbody T 0.3(K) 733.2 (K)
Size Class: super-Earth-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-1509
Alternate Name :
Star Distance(LY) : 4165.0
Stellar Radius(Rsun) : 1.0 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5780 (K)
Spectral type : G2
Metalicity : 0.0
Absolute Magnitude: 3.7
Apparent Magnitude: 14.2
Right Ascension(RA) 283.7978
Declination (DEC) 46.9310
Hubble Space Telescope Guide Star Catalog (GSC) ID 0
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. Batalha2"
Discovery Paper - Title FALSE POSITIVE PROBABILITIES FOR ALL KEPLER OBJECTS OF INTEREST: 1284 NEWLY VALIDATED PLANETS AND 428 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK 0
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-1509%20b/
Kepler-1509 b
Kepler-1509 b

  • Kepler-1509 b is an exoplanet orbiting the star Kepler-1509, located about 4165.0 light-years (1277.0 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-1509 has apparent magnitude of 14.2, with absolute magnitude of 3.7.
  • It is 1.0 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 5780 with its spectral types of G2
  • In this planetary system, the extrasolar planet Kepler-1509 b orbits around the star Kepler-1509 every 25.4 days with its orbital distance of 0.17 AU ( 25320541.4 km)
  • (Projected orbit of Kepler-1509 b around its host star Kepler-1509)


  • The Star Kepler-1509 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.717 AU ( 107188695.1 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.990 AU ( 148162788.4 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.509 AU ( 225767301.1 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.221 AU ( 332226473.8 km)
  • Radiation at Planetary Boundary of Kepler-1509 b : 46826.47 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1509)



  • Kopparapu Recent Venus for Star Kepler-1509 distance : 0.743 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-1509 distance : 0.940 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1509 distance : 0.908 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-1509 distance : 0.996 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1509 distance : 1.660 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-1509 distance : 1.751 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1509)



  • Original Kopparapu Recent Venus for Star Kepler-1509 distance : 0.744 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1509 distance : 0.966 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1509 distance : 0.984 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1509 distance : 1.690 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1509 distance : 1.757 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1509)



    (Position in Stellar Map of star Kepler-1509 and its Exoplanet Kepler-1509 b)



    (Zoomed position in Stellar Map of star Kepler-1509 and its Exoplanet Kepler-1509 b (zoom level 3))