Imaginary Picture of HATS-59 b
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Exoplanet Name : HATS-59 b
Alternate Name :
Radius (Rjup / Re): 1.1260 (Rjup) 12.6213 (Rearth)
Mass (Mjup / Me): 0.8060 (Mjup) 256.2580 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0611 (AU) 0.0611 (AU Est.)
Eccentricity : 0.1290
Orbital Period(Yrs) 0.0148
Orbital Period(Observed/Estimated) 5.42 (Days Obs.) 5.42 (Days Est.)
Star Radiation at Atmospheric Boundary: 364158.0 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1096.4 (K)
Blackbody T 0.3(K) 1029.6 (K)
Blackbody T 0.7(K) 833.1 (K)
Tidally Locked Blackbody T 0.1(K) 1303.8 (K)
Tidally Locked Blackbody T 0.3(K) 1224.4 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Primary Transit
Mass Detection : Radial Velocity
Radius Detection : Primary Transit
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : HATS-59
Alternate Name :
Star Distance(LY) : 2133.1
Stellar Radius(Rsun) : 1.0 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 4.3 (GY)
Temperature : 5670 (K)
Spectral type : G5
Metalicity : 0.2
Absolute Magnitude: 4.9
Apparent Magnitude: 14.0
Right Ascension(RA) 170.3250
Declination (DEC) -22.3881
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal
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SIMBAD LINK
Open Exoplanet Database Link
HATS-59 b
HATS-59 b

  • HATS-59 b is an exoplanet orbiting the star HATS-59, located about 2133.1 light-years (654.0 pc) away from Solar System. Its discovery was publicly announced on 2018.
  • The host star HATS-59 has apparent magnitude of 14.0, with absolute magnitude of 4.9.
  • It is 1.0 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 5670 with its spectral types of G5
  • In this planetary system, the extrasolar planet HATS-59 b orbits around the star HATS-59 every 5.4 days with its orbital distance of 0.06 AU ( 9143421.9 km)
  • (Projected orbit of HATS-59 b around its host star HATS-59)


  • The Star HATS-59 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.722 AU ( 107940390.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.997 AU ( 149201828.1 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.520 AU ( 227350567.8 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.236 AU ( 334556320.1 km)
  • Radiation at Planetary Boundary of HATS-59 b : 364158.01 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HATS-59)



  • Kopparapu Recent Venus for Star HATS-59 distance : 0.753 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star HATS-59 distance : 0.953 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HATS-59 distance : 0.921 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star HATS-59 distance : 1.009 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star HATS-59 distance : 1.688 AU
  • Kopparapu Outer Boundary for Early Mars for Star HATS-59 distance : 1.781 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HATS-59)



  • Original Kopparapu Recent Venus for Star HATS-59 distance : 0.752 AU
  • Original Kopparapu Runaway Greenhouse for Star HATS-59 distance : 0.980 AU
  • Original Kopparapu Moist Greenhouse for Star HATS-59 distance : 0.995 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HATS-59 distance : 1.718 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HATS-59 distance : 1.786 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HATS-59)



    (Position in Stellar Map of star HATS-59 and its Exoplanet HATS-59 b)



    (Zoomed position in Stellar Map of star HATS-59 and its Exoplanet HATS-59 b (zoom level 3))