Imaginary Picture of WASP-176 b

Display orbital revolution of WASP-176 b around the hoststar WASP-176
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Exoplanet Name : WASP-176 b
Alternate Name :
Radius (Rjup / Re): 1.5050 (Rjup) 16.8695 (Rearth)
Mass (Mjup / Me): 0.8550 (Mjup) 271.8370 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0535 (AU) 0.0535 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0107
Orbital Period(Observed/Estimated) 3.90 (Days Obs.) 4.01 (Days Est.)
Surface Gravity (G Earth) 0.9552
Star Radiation at Atmospheric Boundary: 1966678.1 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1671.4 (K)
Blackbody T 0.3(K) 1569.6 (K)
Blackbody T 0.7(K) 1270.0 (K)
Tidally Locked Blackbody T 0.1(K) 1987.6 (K)
Tidally Locked Blackbody T 0.3(K) 1866.6 (K)
Size Class: Super-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 : WASP-176
Alternate Name :
Star Distance(LY) : 1885.2
Stellar Radius(Rsun) : 1.9 (Rsun Measured)
Stellar Mass(Msun) : 1.3 (Msun Measured) 1.3 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5902 (K)
Spectral type : G1
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : 0.2
Absolute Magnitude: 3.2
Apparent Magnitude: 12.0
Right Ascension(RA) 313.6875
Declination (DEC) 9.1792
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal
Discovery Paper - URL
SIMBAD LINK
Open Exoplanet Database Link
WASP-176 b
WASP-176 b

  • WASP-176 b is an exoplanet orbiting the star WASP-176, located about 1885.2 light-years (578.0 pc) away from Solar System. Its discovery was publicly announced on 2020.
  • The host star WASP-176 has apparent magnitude of 12.0, with absolute magnitude of 3.2.
  • It is 1.3 times more massive and 1.9 times bigger compared with our Sun. The surface temperature is 5902 with its spectral types of G1
  • In this planetary system, the extrasolar planet WASP-176 b orbits around the star WASP-176 every 3.9 days with its orbital distance of 0.05 AU ( 8003486.1 km)
  • (Projected orbit of WASP-176 b around its host star WASP-176)


  • The Star WASP-176 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.468 AU ( 219571580.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 2.029 AU ( 303505305.5 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 3.091 AU ( 462474920.0 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 4.549 AU ( 680552104.5 km)
  • Radiation at Planetary Boundary of WASP-176 b : 1966678.09 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star WASP-176)



  • Kopparapu Recent Venus for Star WASP-176 distance : 1.510 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star WASP-176 distance : 1.912 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star WASP-176 distance : 1.847 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star WASP-176 distance : 2.024 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star WASP-176 distance : 3.366 AU
  • Kopparapu Outer Boundary for Early Mars for Star WASP-176 distance : 3.550 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star WASP-176)



  • Original Kopparapu Recent Venus for Star WASP-176 distance : 1.516 AU
  • Original Kopparapu Runaway Greenhouse for Star WASP-176 distance : 1.964 AU
  • Original Kopparapu Moist Greenhouse for Star WASP-176 distance : 2.005 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star WASP-176 distance : 3.425 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star WASP-176 distance : 3.562 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star WASP-176)



    (Position in Stellar Map of star WASP-176 and its Exoplanet WASP-176 b)



    (Zoomed position in Stellar Map of star WASP-176 and its Exoplanet WASP-176 b (zoom level 3))

    (Synthetic Spectrum of star WASP-176*)
    *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