Imaginary Picture of Kepler-94 b

Display orbital revolution of Kepler-94 b around the hoststar Kepler-94
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Exoplanet Name : Kepler-94 b
Alternate Name : "2MASS J18444674+4729496 b, K00104.01, KIC 10318874 b, KOI-104 b, KOI-104.01, WISE J184446.73+472950.0 b"
Status : Confirmed
Radius (Rjup / Re): 0.3130 (Rjup) 3.5084 (Rearth)
Mass (Mjup / Me): 0.0340 (Mjup) 10.8099 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0337 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0069
Orbital Period(Observed/Estimated) 2.51 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 0.8782
Star Radiation at Atmospheric Boundary: 300703.7 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1045.1 (K)
Blackbody T 0.3(K) 981.5 (K)
Blackbody T 0.7(K) 794.1 (K)
Tidally Locked Blackbody T 0.1(K) 1242.9 (K)
Tidally Locked Blackbody T 0.3(K) 1167.2 (K)
Size Class: 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-94
Alternate Name : "KOI-104, KIC 10318874, 2MASS J18444674+4729496, WISE J184446.73+472950.0"
Star Distance(LY) : 625.8
Stellar Radius(Rsun) : 0.7 (Rsun Measured)
Stellar Mass(Msun) : 0.8 (Msun Measured) 0.8 (Msun Estimated)
Star Age : 1.4 (GY)
Temperature : 4728 (K)
Spectral type : M0 V
UV portion[%]: 2.4
Visible portion[%]: 35.3
IR portion[%]: 62.3
Metalicity : 0.3
Absolute Magnitude: 6.5
Apparent Magnitude: 12.9
Right Ascension(RA) 281.1947
Declination (DEC) 47.4971
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors "Geoffrey W. Marcy, Howard Isaacson, Andrew W. Howard et al. The Astrophysical Journal, Supplement Series 210:20(70pp) 2014 February, doi:10.1088/0067-0049/210/2/20"
Discovery Paper - Title "Masses, Radii, and Orbits of Small Kepler Planets: The Transition from Gaseous to Rocky Planets"
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-94+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-94%20b/
Kepler-94 b
Kepler-94 b

  • Kepler-94 b is an exoplanet orbiting the star Kepler-94, located about 625.8 light-years (191.9 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-94 has apparent magnitude of 12.9, with absolute magnitude of 6.5.
  • It is 0.8 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4728 with its spectral types of M0 V
  • In this planetary system, the extrasolar planet Kepler-94 b orbits around the star Kepler-94 every 2.5 days with its orbital distance of 0.03 AU ( 5037931.0 km)
  • (Projected orbit of Kepler-94 b around its host star Kepler-94)


  • The Star Kepler-94 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.361 AU ( 54044546.3 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.499 AU ( 74703686.6 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.761 AU ( 113831886.5 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.120 AU ( 167508607.6 km)
  • Radiation at Planetary Boundary of Kepler-94 b : 300703.67 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-94)



  • Kopparapu Recent Venus for Star Kepler-94 distance : 0.396 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-94 distance : 0.501 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-94 distance : 0.484 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-94 distance : 0.531 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-94 distance : 0.918 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-94 distance : 0.968 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-94)



  • Original Kopparapu Recent Venus for Star Kepler-94 distance : 0.391 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-94 distance : 0.517 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-94 distance : 0.517 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-94 distance : 0.933 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-94 distance : 0.971 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-94)



    (Position in Stellar Map of star Kepler-94 and its Exoplanet Kepler-94 b)



    (Zoomed position in Stellar Map of star Kepler-94 and its Exoplanet Kepler-94 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-94*)
    *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