K2-38
Imaginary Picture of Star K2-38
Star Name : K2-38
Alternate Name :
Star Distance (LY/pc): 631.7792 (LY) 193.7046 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.1000 (Rsun, estimated)
Stellar Mass (Msun): 1.0700 (Msun/observed) 1.0700 (Msun/estimated)
Spectral type : G3
Metalicity : 0.2800
Absolute Magnitude : 4.96
Apparent Magnitude : 11.40
Right Ascension(RA) : 240.03358
Declination(DEC) : -23.18917
  • This is the K2-38 . The star K2-38 islocated about 631.8 light-years (193.7 pc) away from our Solar System.
  • The star K2-38 has apparent magnitude of 11.4, with absolute magnitude of 5.0.
  • It is 1.1 times more massive and 1.1 times bigger compared with our Sun. The surface temperature is 5757 with its spectral types of G3
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet K2-38 b radius 0.137400 mass 0.023000 orbital distance 0.049940
  • Name of the 2 Planet K2-38 c radius 0.204300 mass 0.026100 orbital distance 0.095140
    (Illustration of the K2-38's Planetary System)



    The Star K2-38 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.790 AU ( 118152592.8 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.092 AU ( 163317760.2 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.664 AU ( 248860124.5 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.448 AU ( 366208575.0 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star K2-38)



    Kopparapu's Recent Venus for Star K2-38 distance : 0.820 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star K2-38 distance : 1.038 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star K2-38 distance : 1.002 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star K2-38 distance : 1.099 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star K2-38 distance : 1.834 AU
    Kopparapu's Outer Boundary for Early Mars for Star K2-38 distance : 1.934 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star K2-38)



  • Original Kopparapu Recent Venus for Star K2-38 distance : 0.820 AU
  • Original Kopparapu Runaway Greenhouse for Star K2-38 distance : 1.067 AU
  • Original Kopparapu Moist Greenhouse for Star K2-38 distance : 1.085 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-38 distance : 1.866 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star K2-38 distance : 1.941 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star K2-38)



    (Position in Stellar Map of star K2-38 )



    (Zoomed position in Stellar Map of star K2-38 (zoom level 3))