Imaginary Picture of Kepler-329 b

Display orbital revolution of Kepler-329 b around the hoststar Kepler-329
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Exoplanet Name : Kepler-329 b
Alternate Name : "2MASS J19570433+4513387 b, K01874.02, KIC 8978528 b, KOI-1874 b, KOI-1874.02, WISE J195704.35+451338.5 b"
Status : Confirmed
Radius (Rjup / Re): 0.1250 (Rjup) 1.4011 (Rearth)
Mass (Mjup / Me): 0.0104 (Mjup) 3.3150 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0610 (AU) 0.0610 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0203
Orbital Period(Observed/Estimated) 7.42 (Days Obs.) 7.56 (Days Est.)
Surface Gravity (G Earth) 1.6886
Star Radiation at Atmospheric Boundary: 56194.1 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 687.2 (K)
Blackbody T 0.3(K) 645.3 (K)
Blackbody T 0.7(K) 522.1 (K)
Tidally Locked Blackbody T 0.1(K) 817.2 (K)
Tidally Locked Blackbody T 0.3(K) 767.4 (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-329
Alternate Name : "2MASS J19570433+4513387, KIC 8978528, KOI-1874, WISE J195704.35+451338.5"
Star Distance(LY) : 1434.2
Stellar Radius(Rsun) : 0.8 (Rsun Measured)
Stellar Mass(Msun) : 0.5 (Msun Measured) 0.6 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 4156 (K)
Spectral type : K6
UV portion[%]: 0.9
Visible portion[%]: 27.1
IR portion[%]: 72.0
Metalicity : -0.6
Absolute Magnitude: 5.3
Apparent Magnitude: 13.5
Right Ascension(RA) 299.2680
Declination (DEC) 45.2274
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors 0
Discovery Paper - Title
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-329+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-329%20b/
Kepler-329 b
Kepler-329 b

  • Kepler-329 b is an exoplanet orbiting the star Kepler-329, located about 1434.2 light-years (439.7 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-329 has apparent magnitude of 13.5, with absolute magnitude of 5.3.
  • It is 0.5 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 4156 with its spectral types of K6
  • In this planetary system, the extrasolar planet Kepler-329 b orbits around the star Kepler-329 every 7.4 days with its orbital distance of 0.06 AU ( 9125470.1 km)
  • (Projected orbit of Kepler-329 b around its host star Kepler-329)


  • The Star Kepler-329 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.283 AU ( 42318570.2 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.391 AU ( 58495323.2 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.596 AU ( 89133927.5 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.877 AU ( 131164479.0 km)
  • Radiation at Planetary Boundary of Kepler-329 b : 56194.12 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-329)



  • Kopparapu Recent Venus for Star Kepler-329 distance : 0.316 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-329 distance : 0.400 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-329 distance : 0.386 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-329 distance : 0.424 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-329 distance : 0.753 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-329 distance : 0.794 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-329)



  • Original Kopparapu Recent Venus for Star Kepler-329 distance : 0.312 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-329 distance : 0.413 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-329 distance : 0.412 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-329 distance : 0.765 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-329 distance : 0.795 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-329)



    (Position in Stellar Map of star Kepler-329 and its Exoplanet Kepler-329 b)



    (Zoomed position in Stellar Map of star Kepler-329 and its Exoplanet Kepler-329 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-329*)
    *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