Imaginary Picture of Kepler-385 b

Display orbital revolution of Kepler-385 b around the hoststar Kepler-385
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Exoplanet Name : Kepler-385 b
Alternate Name : "2MASS J19372123+5020115 b, K02433.02, KIC 11968463 b, KOI-2433 b, KOI-2433.02, WISE J193721.24+502011.4 b"
Radius (Rjup / Re): 0.2440 (Rjup) 2.7350 (Rearth)
Mass (Mjup / Me): 0.0212 (Mjup) 6.7249 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0970 (AU) 0.0970 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0275
Orbital Period(Observed/Estimated) 10.04 (Days Obs.) 10.57 (Days Est.)
Surface Gravity (G Earth) 0.8990
Star Radiation at Atmospheric Boundary: 191480.8 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 933.6 (K)
Blackbody T 0.3(K) 876.8 (K)
Blackbody T 0.7(K) 709.4 (K)
Tidally Locked Blackbody T 0.1(K) 1110.3 (K)
Tidally Locked Blackbody T 0.3(K) 1042.7 (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-385
Alternate Name : "2MASS J19372123+5020115, KIC 11968463, KOI-2433, WISE J193721.24+502011.4"
Star Distance(LY) : 4676.8
Stellar Radius(Rsun) : 1.1 (Rsun Measured)
Stellar Mass(Msun) : 1.1 (Msun Measured) 1.2 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5837 (K)
Spectral type : F8
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : -0.0
Absolute Magnitude: 3.4
Apparent Magnitude: 14.2
Right Ascension(RA) 294.3385
Declination (DEC) 50.3365
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-385+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-385%20b/
Kepler-385 b
Kepler-385 b

  • Kepler-385 b is an exoplanet orbiting the star Kepler-385, located about 4676.8 light-years (1433.9 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-385 has apparent magnitude of 14.2, with absolute magnitude of 3.4.
  • It is 1.1 times more massive and 1.1 times bigger compared with our Sun. The surface temperature is 5837 with its spectral types of F8
  • In this planetary system, the extrasolar planet Kepler-385 b orbits around the star Kepler-385 every 10.0 days with its orbital distance of 0.10 AU ( 14510993.5 km)
  • (Projected orbit of Kepler-385 b around its host star Kepler-385)


  • The Star Kepler-385 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.830 AU ( 124219570.0 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.148 AU ( 171703908.2 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.749 AU ( 261638758.1 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.574 AU ( 385012894.2 km)
  • Radiation at Planetary Boundary of Kepler-385 b : 191480.77 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-385)



  • Kopparapu Recent Venus for Star Kepler-385 distance : 0.858 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-385 distance : 1.086 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-385 distance : 1.049 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-385 distance : 1.150 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-385 distance : 1.915 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-385 distance : 2.020 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-385)



  • Original Kopparapu Recent Venus for Star Kepler-385 distance : 0.860 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-385 distance : 1.116 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-385 distance : 1.138 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-385 distance : 1.949 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-385 distance : 2.026 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-385)



    (Position in Stellar Map of star Kepler-385 and its Exoplanet Kepler-385 b)



    (Zoomed position in Stellar Map of star Kepler-385 and its Exoplanet Kepler-385 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-385*)
    *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