Imaginary Picture of WASP-89 b

Display orbital revolution of WASP-89 b around the hoststar WASP-89
/
Exoplanet Name : WASP-89 b
Alternate Name :
Radius (Rjup / Re): 1.0400 (Rjup) 11.6574 (Rearth)
Mass (Mjup / Me): 5.9000 (Mjup) 1875.8342 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0427 (AU) 0.0427 (AU Est.)
Eccentricity : 0.1930
Orbital Period(Yrs) 0.0092
Orbital Period(Observed/Estimated) 3.36 (Days Obs.) 3.36 (Days Est.)
Surface Gravity (G Earth) 13.8037
Star Radiation at Atmospheric Boundary: 313970.6 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1056.5 (K)
Blackbody T 0.3(K) 992.2 (K)
Blackbody T 0.7(K) 802.8 (K)
Tidally Locked Blackbody T 0.1(K) 1256.4 (K)
Tidally Locked Blackbody T 0.3(K) 1179.9 (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 : WASP-89
Alternate Name :
Star Distance(LY) : 0.0
Stellar Radius(Rsun) : 0.9 (Rsun Measured)
Stellar Mass(Msun) : 0.9 (Msun Measured) 0.9 (Msun Estimated)
Star Age : 1.3 (GY)
Temperature : 4955 (K)
Spectral type : K3
UV portion[%]: 3.0
Visible portion[%]: 36.6
IR portion[%]: 60.4
Metalicity : 0.1
Absolute Magnitude: 25.0
Apparent Magnitude: 13.1
Right Ascension(RA) 313.8583
Declination (DEC) -18.9711
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors "Coel Hellier (Keele University), D.R. Anderson, A. Collier Cameron, L. Delrez, M. Gillon, E. Jehin, M. Lendl, P.F.L. Maxted, F. Pepe, D. Pollacco, D. Queloz, D. Segransan, B. Smalley, A.M.S. Smith, J. Southworth, A.H.M.J. Triaud, O.D. Turner, S. Udry, R.G. West"
Discovery Paper - Title "Three WASP-South transiting exoplanets: WASP-74b, WASP-83b & WASP-89b"
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=WASP-89+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/WASP-89%20b/
WASP-89 b
WASP-89 b

  • WASP-89 b is an exoplanet orbiting the star WASP-89. Its discovery was publicly announced on 2014.
  • The host star WASP-89 has apparent magnitude of 13.1, with absolute magnitude of 25.0.
  • It is 0.9 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 4955 with its spectral types of K3
  • In this planetary system, the extrasolar planet WASP-89 b orbits around the star WASP-89 every 3.4 days with its orbital distance of 0.04 AU ( 6387829.1 km)
  • (Projected orbit of WASP-89 b around its host star WASP-89)


  • The Star WASP-89 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.468 AU ( 70020966.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.647 AU ( 96787274.6 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.986 AU ( 147482387.6 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.451 AU ( 217026794.1 km)
  • Radiation at Planetary Boundary of WASP-89 b : 313970.64 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star WASP-89)



  • Kopparapu Recent Venus for Star WASP-89 distance : 0.507 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star WASP-89 distance : 0.642 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star WASP-89 distance : 0.621 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star WASP-89 distance : 0.681 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star WASP-89 distance : 1.167 AU
  • Kopparapu Outer Boundary for Early Mars for Star WASP-89 distance : 1.230 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star WASP-89)



  • Original Kopparapu Recent Venus for Star WASP-89 distance : 0.502 AU
  • Original Kopparapu Runaway Greenhouse for Star WASP-89 distance : 0.662 AU
  • Original Kopparapu Moist Greenhouse for Star WASP-89 distance : 0.664 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star WASP-89 distance : 1.186 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star WASP-89 distance : 1.233 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star WASP-89)



    (Position in Stellar Map of star WASP-89 and its Exoplanet WASP-89 b)



    (Zoomed position in Stellar Map of star WASP-89 and its Exoplanet WASP-89 b (zoom level 3))

    (Synthetic Spectrum of star WASP-89*)
    *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