Imaginary Picture of HATS-7 b
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Exoplanet Name : HATS-7 b
Alternate Name :
Radius (Rjup / Re): 0.5630 (Rjup) 6.3107 (Rearth)
Mass (Mjup / Me): 0.1200 (Mjup) 38.1526 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0401 (AU) 0.0401 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0087
Orbital Period(Observed/Estimated) 3.19 (Days Obs.) 3.19 (Days Est.)
Star Radiation at Atmospheric Boundary: 312506.3 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1055.3 (K)
Blackbody T 0.3(K) 991.0 (K)
Blackbody T 0.7(K) 801.8 (K)
Tidally Locked Blackbody T 0.1(K) 1254.9 (K)
Tidally Locked Blackbody T 0.3(K) 1178.5 (K)
Size Class: sub-Jupiter-size
Mass Class:
Detection Type : Primary Transit
Mass Detection : Radial Velocity
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : HATS-7
Alternate Name :
Star Distance(LY) : 838.2
Stellar Radius(Rsun) : 0.8 (Rsun Measured)
Stellar Mass(Msun) : 0.8 (Msun Measured) 0.8 (Msun Estimated)
Star Age : 7.8 (GY)
Temperature : 4985 (K)
Spectral type : K2
Metalicity : 0.2
Absolute Magnitude: 6.3
Apparent Magnitude: 13.3
Right Ascension(RA) 208.8570
Declination (DEC) -21.2077
Hubble Space Telescope Guide Star Catalog (GSC) ID 06148-00422
Discovered by
Discovery Paper - Authors "G. _. Bakos (1), K. Penev (1), D. Bayliss (2,3), J. D. Hartman (1), G. Zhou (2,1), R. Brahm (4,5), L. Mancini (6), M. de Val-Borro (1), W. Bhatti (1), A. Jord_n (4,5), M. Rabus (4,6), N. Espinoza (4,5), Z. Csubry (1), A. W. Howard (7), B. J. Fulton (7,8), L. A. Buchhave (9,10), S. Ciceri (6), T. Henning (6), B. Schmidt (2), H. Isaacson (11), R. W. Noyes (9), G. W. Marcy (11), V. Suc (4), A. R. Howe (1), A. S. Burrows (1), J. L_z_r (12), I. Papp (12), P. S_ri (12) ((1) Princeton, (2) ANU/Australia, (3) Obs.Geneva, (4) PUC/Chile, (5) MAS, (6) MPIA, (7) IfA, (8) NSF Fellow, (9) CfA, (10) Uni Copenhagen, (11) UCB, (12) HAS/Budapest)"
Discovery Paper - Title HATS-7b: A Hot Super Neptune Transiting a Quiet K Dwarf Star
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HATS-7+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/HATS-7%20b/
HATS-7 b
HATS-7 b

  • HATS-7 b is an exoplanet orbiting the star HATS-7, located about 838.2 light-years (257.0 pc) away from Solar System. Its discovery was publicly announced on 2015.
  • The host star HATS-7 has apparent magnitude of 13.3, with absolute magnitude of 6.3.
  • It is 0.8 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 4985 with its spectral types of K2
  • In this planetary system, the extrasolar planet HATS-7 b orbits around the star HATS-7 every 3.2 days with its orbital distance of 0.04 AU ( 6001866.6 km)
  • (Projected orbit of HATS-7 b around its host star HATS-7)


  • The Star HATS-7 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.439 AU ( 65636595.5 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.606 AU ( 90726927.9 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.924 AU ( 138247760.2 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.360 AU ( 203437635.4 km)
  • Radiation at Planetary Boundary of HATS-7 b : 312506.34 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HATS-7)



  • Kopparapu Recent Venus for Star HATS-7 distance : 0.475 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star HATS-7 distance : 0.601 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HATS-7 distance : 0.581 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star HATS-7 distance : 0.637 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star HATS-7 distance : 1.091 AU
  • Kopparapu Outer Boundary for Early Mars for Star HATS-7 distance : 1.150 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HATS-7)



  • Original Kopparapu Recent Venus for Star HATS-7 distance : 0.470 AU
  • Original Kopparapu Runaway Greenhouse for Star HATS-7 distance : 0.620 AU
  • Original Kopparapu Moist Greenhouse for Star HATS-7 distance : 0.622 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HATS-7 distance : 1.109 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HATS-7 distance : 1.153 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HATS-7)



    (Position in Stellar Map of star HATS-7 and its Exoplanet HATS-7 b)



    (Zoomed position in Stellar Map of star HATS-7 and its Exoplanet HATS-7 b (zoom level 3))