Imaginary Picture of WASP-127 b

Display orbital revolution of WASP-127 b around the hoststar WASP-127
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Exoplanet Name : WASP-127 b
Alternate Name :
Radius (Rjup / Re): 1.3700 (Rjup) 15.3563 (Rearth)
Mass (Mjup / Me): 0.1800 (Mjup) 57.2288 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0520 (AU) 0.0520 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0114
Orbital Period(Observed/Estimated) 4.18 (Days Obs.) 4.17 (Days Est.)
Surface Gravity (G Earth) 0.2427
Star Radiation at Atmospheric Boundary: 874123.9 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1364.7 (K)
Blackbody T 0.3(K) 1281.6 (K)
Blackbody T 0.7(K) 1036.9 (K)
Tidally Locked Blackbody T 0.1(K) 1622.9 (K)
Tidally Locked Blackbody T 0.3(K) 1524.1 (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-127
Alternate Name :
Star Distance(LY) : 522.6
Stellar Radius(Rsun) : 1.4 (Rsun Measured)
Stellar Mass(Msun) : 1.1 (Msun Measured) 1.1 (Msun Estimated)
Star Age : 11.4 (GY)
Temperature : 5620 (K)
Spectral type : G5
UV portion[%]: 7.3
Visible portion[%]: 44.0
IR portion[%]: 48.7
Metalicity : 0.0
Absolute Magnitude: 4.1
Apparent Magnitude: 10.2
Right Ascension(RA) 160.5587
Declination (DEC) -3.8351
Hubble Space Telescope Guide Star Catalog (GSC) ID 04916-00912
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal
Discovery Paper - URL
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=WASP-127+&submit=SIMBAD+search
Open Exoplanet Database Link
WASP-127 b
WASP-127 b

  • WASP-127 b is an exoplanet orbiting the star WASP-127, located about 522.6 light-years (160.2 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star WASP-127 has apparent magnitude of 10.2, with absolute magnitude of 4.1.
  • It is 1.1 times more massive and 1.4 times bigger compared with our Sun. The surface temperature is 5620 with its spectral types of G5
  • In this planetary system, the extrasolar planet WASP-127 b orbits around the star WASP-127 every 4.2 days with its orbital distance of 0.05 AU ( 7779089.3 km)
  • (Projected orbit of WASP-127 b around its host star WASP-127)


  • The Star WASP-127 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.951 AU ( 142280552.8 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.315 AU ( 196668906.3 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.003 AU ( 299679890.5 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.948 AU ( 440992087.0 km)
  • Radiation at Planetary Boundary of WASP-127 b : 874123.88 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star WASP-127)



  • Kopparapu Recent Venus for Star WASP-127 distance : 0.995 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star WASP-127 distance : 1.260 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star WASP-127 distance : 1.217 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star WASP-127 distance : 1.334 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star WASP-127 distance : 2.235 AU
  • Kopparapu Outer Boundary for Early Mars for Star WASP-127 distance : 2.357 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star WASP-127)



  • Original Kopparapu Recent Venus for Star WASP-127 distance : 0.993 AU
  • Original Kopparapu Runaway Greenhouse for Star WASP-127 distance : 1.296 AU
  • Original Kopparapu Moist Greenhouse for Star WASP-127 distance : 1.314 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star WASP-127 distance : 2.274 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star WASP-127 distance : 2.365 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star WASP-127)



    (Position in Stellar Map of star WASP-127 and its Exoplanet WASP-127 b)



    (Zoomed position in Stellar Map of star WASP-127 and its Exoplanet WASP-127 b (zoom level 3))

    (Synthetic Spectrum of star WASP-127*)
    *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