Fomalhaut

Display orbital revolution around the star Fomalhaut
Imaginary Picture of Star Fomalhaut
Star Name : Fomalhaut
Alternate Name : HD 216956
Star Distance (LY/pc): 25.1256 (LY) 7.7036 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.8420 (Rsun, estimated)
Stellar Mass (Msun): 1.9200 (Msun/observed) 1.9200 (Msun/estimated)
Spectral type : A3 V
Metalicity : 0.0000
Absolute Magnitude : 1.73
Apparent Magnitude : 1.16
Right Ascension(RA) : 344.41269
Declination(DEC) : -29.62222
  • This is the Fomalhaut . The star Fomalhaut islocated about 25.1 light-years ( 7.7 pc) away from our Solar System.
  • The star Fomalhaut has apparent magnitude of 1.2, with absolute magnitude of 1.7.
  • It is 1.9 times more massive and 1.8 times bigger compared with our Sun. The surface temperature is 8590 with its spectral types of A3 V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet Fomalhaut b radius 0.907830 mass 0.208000 orbital distance 117.000000
    (Illustration of the Fomalhaut's Planetary System)



    The Star Fomalhaut 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 2.944 AU ( 440487984.1 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 4.070 AU ( 608869507.3 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 6.202 AU ( 927782386.6 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 9.126 AU ( 1365272425.5 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Fomalhaut)



    Kopparapu's Recent Venus for Star Fomalhaut distance : 2.814 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Fomalhaut distance : 3.565 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Fomalhaut distance : 3.443 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Fomalhaut distance : 3.740 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Fomalhaut distance : 6.159 AU
    Kopparapu's Outer Boundary for Early Mars for Star Fomalhaut distance : 6.493 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Fomalhaut)



  • Original Kopparapu Recent Venus for Star Fomalhaut distance : 2.908 AU
  • Original Kopparapu Runaway Greenhouse for Star Fomalhaut distance : 3.632 AU
  • Original Kopparapu Moist Greenhouse for Star Fomalhaut distance : 3.847 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Fomalhaut distance : 6.261 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Fomalhaut distance : 6.511 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Fomalhaut)



    (Position in Stellar Map of star Fomalhaut )



    (Zoomed position in Stellar Map of star Fomalhaut (zoom level 3))

    (Synthetic Spectrum of star EPIC 201757695*)
    *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