Imaginary Picture of Kepler-909 b
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Exoplanet Name : Kepler-909 b
Alternate Name :
Radius (Rjup / Re): 0.1310 (Rjup) 1.4684 (Rearth)
Mass (Mjup / Me): 0.0124 (Mjup) 3.9360 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.1194 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0381
Orbital Period(Observed/Estimated) 13.93 (Days Obs.) 0.00 (Days Est.)
Star Radiation at Atmospheric Boundary: 168095.8 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 903.7 (K)
Blackbody T 0.3(K) 848.7 (K)
Blackbody T 0.7(K) 686.7 (K)
Tidally Locked Blackbody T 0.1(K) 1074.7 (K)
Tidally Locked Blackbody T 0.3(K) 1009.3 (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-909
Alternate Name :
Star Distance(LY) : 1009.5
Stellar Radius(Rsun) : 1.2 (Rsun Measured)
Stellar Mass(Msun) : 1.2 (Msun Measured) 1.2 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 6042 (K)
Spectral type : G0
Metalicity : 0.1
Absolute Magnitude: 3.1
Apparent Magnitude: 10.6
Right Ascension(RA) 289.5064
Declination (DEC) 45.3710
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 742 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-909%20b/
Kepler-909 b
Kepler-909 b

  • Kepler-909 b is an exoplanet orbiting the star Kepler-909, located about 1009.5 light-years (309.5 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-909 has apparent magnitude of 10.6, with absolute magnitude of 3.1.
  • It is 1.2 times more massive and 1.2 times bigger compared with our Sun. The surface temperature is 6042 with its spectral types of G0
  • In this planetary system, the extrasolar planet Kepler-909 b orbits around the star Kepler-909 every 13.9 days with its orbital distance of 0.12 AU ( 17863023.2 km)
  • (Projected orbit of Kepler-909 b around its host star Kepler-909)


  • The Star Kepler-909 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.958 AU ( 143272783.2 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.324 AU ( 198040428.0 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.017 AU ( 301769786.0 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.968 AU ( 444067459.9 km)
  • Radiation at Planetary Boundary of Kepler-909 b : 168095.81 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-909)



  • Kopparapu Recent Venus for Star Kepler-909 distance : 0.977 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-909 distance : 1.237 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-909 distance : 1.195 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-909 distance : 1.310 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-909 distance : 2.170 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-909 distance : 2.289 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-909)



  • Original Kopparapu Recent Venus for Star Kepler-909 distance : 0.983 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-909 distance : 1.270 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-909 distance : 1.301 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-909 distance : 2.209 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-909 distance : 2.297 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-909)



    (Position in Stellar Map of star Kepler-909 and its Exoplanet Kepler-909 b)



    (Zoomed position in Stellar Map of star Kepler-909 and its Exoplanet Kepler-909 b (zoom level 3))