Kepler-444 A

Display orbital revolution around the star Kepler-444 A
Imaginary Picture of Star Kepler-444 A
Star Name : Kepler-444 A
Alternate Name : Kepler-444
Star Distance (LY/pc): 116.3596 (LY) 35.6761 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.7520 (Rsun, estimated)
Stellar Mass (Msun): 0.7580 (Msun/observed) 0.7580 (Msun/estimated)
Spectral type : K1
Metalicity : -0.5500
Absolute Magnitude : 6.24
Apparent Magnitude : 9.00
Right Ascension(RA) : 289.75229
Declination(DEC) : 41.63472
  • This is the Kepler-444 A . The star Kepler-444 A islocated about 116.4 light-years (35.7 pc) away from our Solar System.
  • The star Kepler-444 A has apparent magnitude of 9.0, with absolute magnitude of 6.2.
  • It is 0.8 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 5046 with its spectral types of K1
  • Number of Extrasolar Planets : 5
  • Name of the 1 Planet Kepler-444 A b radius 0.034800 mass 0.000118 orbital distance 0.041780
  • Name of the 2 Planet Kepler-444 A c radius 0.044600 mass 0.000274 orbital distance 0.048810
  • Name of the 3 Planet Kepler-444 A d radius 0.045500 mass 0.000293 orbital distance 0.060000
  • Name of the 4 Planet Kepler-444 A e radius 0.047300 mass 0.000334 orbital distance 0.069600
  • Name of the 5 Planet Kepler-444 A f radius 0.057100 mass 0.000639 orbital distance 0.081100
    (Illustration of the Kepler-444 A's Planetary System)



    The Star Kepler-444 A 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.415 AU ( 62054094.9 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.573 AU ( 85774975.8 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.874 AU ( 130702081.2 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.286 AU ( 192333838.1 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-444 A)



    Kopparapu's Recent Venus for Star Kepler-444 A distance : 0.448 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-444 A distance : 0.567 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-444 A distance : 0.548 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-444 A distance : 0.600 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-444 A distance : 1.026 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-444 A distance : 1.082 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-444 A)



  • Original Kopparapu Recent Venus for Star Kepler-444 A distance : 0.443 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-444 A distance : 0.584 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-444 A distance : 0.586 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-444 A distance : 1.043 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-444 A distance : 1.085 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-444 A)



    (Position in Stellar Map of star Kepler-444 A )



    (Zoomed position in Stellar Map of star Kepler-444 A (zoom level 3))