Kepler-128

Display orbital revolution around the star Kepler-128
Imaginary Picture of Star Kepler-128
Star Name : Kepler-128
Alternate Name : "2MASS J18495813+4358487, KIC 8077137, KOI-274, WISE J184958.14+435848.8"
Star Distance (LY/pc): 1418.0696 (LY) 434.7826 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.6100 (Rsun, estimated)
Stellar Mass (Msun): 1.0900 (Msun/observed) 1.0900 (Msun/estimated)
Spectral type : G0
Metalicity : -0.0480
Absolute Magnitude : 3.21
Apparent Magnitude : 11.40
Right Ascension(RA) : 282.49223
Declination(DEC) : 43.98021
  • This is the Kepler-128 . The star Kepler-128 islocated about 1418.1 light-years (434.8 pc) away from our Solar System.
  • The star Kepler-128 has apparent magnitude of 11.4, with absolute magnitude of 3.2.
  • It is 1.1 times more massive and 1.6 times bigger compared with our Sun. The surface temperature is 6013 with its spectral types of G0
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet Kepler-128 b radius 0.128000 mass 0.002420 orbital distance 0.000000
  • Name of the 2 Planet Kepler-128 c radius 0.120000 mass 0.002830 orbital distance 0.000000
    (Illustration of the Kepler-128's Planetary System)



    The Star Kepler-128 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.261 AU ( 188654164.3 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.743 AU ( 260769356.3 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.656 AU ( 397354790.9 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.909 AU ( 584724981.8 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-128)



    Kopparapu's Recent Venus for Star Kepler-128 distance : 1.289 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-128 distance : 1.632 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-128 distance : 1.576 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-128 distance : 1.727 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-128 distance : 2.865 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-128 distance : 3.022 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-128)



  • Original Kopparapu Recent Venus for Star Kepler-128 distance : 1.296 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-128 distance : 1.675 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-128 distance : 1.715 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-128 distance : 2.916 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-128 distance : 3.032 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-128)



    (Position in Stellar Map of star Kepler-128 )



    (Zoomed position in Stellar Map of star Kepler-128 (zoom level 3))

    (Synthetic Spectrum of star HW Vir (AB)*)
    *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