Imaginary Picture of WASP-26 b

Display orbital revolution of WASP-26 b around the hoststar WASP-26
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Exoplanet Name : WASP-26 b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 1.2810 (Rjup) 14.3587 (Rearth)
Mass (Mjup / Me): 1.0280 (Mjup) 326.8403 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0398 (AU) 0.0398 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0075
Orbital Period(Observed/Estimated) 2.76 (Days Obs.) 2.75 (Days Est.)
Surface Gravity (G Earth) 1.5853
Star Radiation at Atmospheric Boundary: 1737903.3 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1620.5 (K)
Blackbody T 0.3(K) 1521.8 (K)
Blackbody T 0.7(K) 1231.3 (K)
Tidally Locked Blackbody T 0.1(K) 1927.1 (K)
Tidally Locked Blackbody T 0.3(K) 1809.8 (K)
Size Class: Super-Jupiter-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : WASP-26
Alternate Name :
Star Distance(LY) : 778.4
Stellar Radius(Rsun) : 1.3 (Rsun Measured)
Stellar Mass(Msun) : 1.1 (Msun Measured) 1.1 (Msun Estimated)
Star Age : 6.0 (GY)
Temperature : 5950 (K)
Spectral type : G0
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : -0.0
Absolute Magnitude: 4.4
Apparent Magnitude: 11.3
Right Ascension(RA) 4.6029
Declination (DEC) -15.2672
Hubble Space Telescope Guide Star Catalog (GSC) ID 05839-00876
Discovered by
Discovery Paper - Authors CUTRI R.M.; SKRUTSKIE M.F.; VAN DYK S.; BEICHMAN C.A.; CARPENTER J.M.; CHESTER T.; CAMBRESY L.; EVANS T.; FOWLER J.; GIZIS J.; HOWARD E.; HUCHRA J.; JARRETT T.; KOPAN E.L.; KIRKPATRICK J.D.; LIGHT R.M.; MARSH K.A.; McCALLON H.; SCHNEIDER S.; STIENING R.;
Discovery Paper - Title 2MASS All Sky Catalog of point sources.
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=WASP-26+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/WASP-26%20b/
WASP-26 b
WASP-26 b

  • WASP-26 b is an exoplanet orbiting the star WASP-26, located about 778.4 light-years (238.7 pc) away from Solar System. Its discovery was publicly announced on 2010.
  • The host star WASP-26 has apparent magnitude of 11.3, with absolute magnitude of 4.4.
  • It is 1.1 times more massive and 1.3 times bigger compared with our Sun. The surface temperature is 5950 with its spectral types of G0
  • In this planetary system, the extrasolar planet WASP-26 b orbits around the star WASP-26 every 2.8 days with its orbital distance of 0.04 AU ( 5961475.1 km)
  • (Projected orbit of WASP-26 b around its host star WASP-26)


  • The Star WASP-26 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.028 AU ( 153743527.8 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.421 AU ( 212513733.5 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.165 AU ( 323823900.6 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.185 AU ( 476521055.6 km)
  • Radiation at Planetary Boundary of WASP-26 b : 1737903.34 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star WASP-26)



  • Kopparapu Recent Venus for Star WASP-26 distance : 1.054 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star WASP-26 distance : 1.335 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star WASP-26 distance : 1.289 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star WASP-26 distance : 1.413 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star WASP-26 distance : 2.347 AU
  • Kopparapu Outer Boundary for Early Mars for Star WASP-26 distance : 2.476 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star WASP-26)



  • Original Kopparapu Recent Venus for Star WASP-26 distance : 1.059 AU
  • Original Kopparapu Runaway Greenhouse for Star WASP-26 distance : 1.371 AU
  • Original Kopparapu Moist Greenhouse for Star WASP-26 distance : 1.402 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star WASP-26 distance : 2.389 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star WASP-26 distance : 2.484 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star WASP-26)



    (Position in Stellar Map of star WASP-26 and its Exoplanet WASP-26 b)



    (Zoomed position in Stellar Map of star WASP-26 and its Exoplanet WASP-26 b (zoom level 3))

    (Synthetic Spectrum of star WASP-26*)
    *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