Kepler-108

Display orbital revolution around the star Kepler-108
Imaginary Picture of Star Kepler-108
Star Name : Kepler-108
Alternate Name : "Kepler-108, 2MASS J19381420+4603443, KIC 9471974, KOI-119, Kepler-108 B, WISE J193814.19+460344.4"
Star Distance (LY/pc): 2377.6772 (LY) 729.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 2.1900 (Rsun, estimated)
Stellar Mass (Msun): 0.8700 (Msun/observed) 0.8700 (Msun/estimated)
Spectral type : G2
Metalicity : -0.0260
Absolute Magnitude : 2.12
Apparent Magnitude : 11.43
Right Ascension(RA) : 294.55917
Declination(DEC) : 46.06233
  • This is the Kepler-108 . The star Kepler-108 islocated about 2377.7 light-years (729.0 pc) away from our Solar System.
  • The star Kepler-108 has apparent magnitude of 11.4, with absolute magnitude of 2.1.
  • It is 0.9 times more massive and 2.2 times bigger compared with our Sun. The surface temperature is 5854 with its spectral types of G2
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet Kepler-108 b radius 0.772000 mass 0.408601 orbital distance 0.292000
  • Name of the 2 Planet Kepler-108 c radius 0.730000 mass 0.351847 orbital distance 0.721000
    (Illustration of the Kepler-108's Planetary System)



    The Star Kepler-108 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.626 AU ( 243224692.8 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 2.247 AU ( 336200087.6 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 3.424 AU ( 512294532.6 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 5.039 AU ( 753863846.9 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-108)



    Kopparapu's Recent Venus for Star Kepler-108 distance : 1.677 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-108 distance : 2.124 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-108 distance : 2.052 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-108 distance : 2.249 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-108 distance : 3.744 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-108 distance : 3.949 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-108)



  • Original Kopparapu Recent Venus for Star Kepler-108 distance : 1.682 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-108 distance : 2.182 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-108 distance : 2.226 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-108 distance : 3.810 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-108 distance : 3.962 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-108)



    (Position in Stellar Map of star Kepler-108 )



    (Zoomed position in Stellar Map of star Kepler-108 (zoom level 3))

    (Synthetic Spectrum of star HIP 67851*)
    *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