Imaginary Picture of UScoCTIO 108 b
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Exoplanet Name : UScoCTIO 108 b
Alternate Name :
Radius (Rjup / Re): 2.4103 (Rjup) 27.0168 (Rearth)
Mass (Mjup / Me): 14.0000 (Mjup) 4451.1320 (Mearth)
Semi Major Axis / Orbital Distance Calculated 670.0000 (AU) 670.0000 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0000
Orbital Period(Observed/Estimated) 0.00 (Days Obs.) 26531695.29 (Days Est.)
Star Radiation at Atmospheric Boundary: 0.0 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1.1 (K)
Blackbody T 0.3(K) 1.1 (K)
Blackbody T 0.7(K) 0.9 (K)
Tidally Locked Blackbody T 0.1(K) 1.3 (K)
Tidally Locked Blackbody T 0.3(K) 1.3 (K)
Size Class: Sub-Star-size
Mass Class:
Detection Type : Imaging
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : UScoCTIO 108
Alternate Name :
Star Distance(LY) : 472.9
Stellar Radius(Rsun) : 0.1 (Rsun Estimated)
Stellar Mass(Msun) : 0.1 (Msun Measured) 0.0 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 2600 (K)
Spectral type : M7
Metalicity : 0.0
Absolute Magnitude: 9.8
Apparent Magnitude: 15.7
Right Ascension(RA) 241.4750
Declination (DEC) -18.3119
Hubble Space Telescope Guide Star Catalog (GSC) ID 0
Discovered by
Discovery Paper - Authors "B_jar,...; Zapaterosorio,..; P_rez-Garrido,.; _lvarez,.; Mart_n,..; Rebolo,.; Vill_-P_rez,.; D_az-S_nchez,."
Discovery Paper - Title Discovery of a Wide Companion near the Deuterium-burning Mass Limit in the Upper Scorpius Association
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=UScoCTIO+108+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/UScoCTIO%20108%20b/
UScoCTIO 108 b
UScoCTIO 108 b

  • UScoCTIO 108 b is an exoplanet orbiting the star UScoCTIO 108, located about 472.9 light-years (145.0 pc) away from Solar System. Its discovery was publicly announced on 2007.
  • The host star UScoCTIO 108 has apparent magnitude of 15.7, with absolute magnitude of 9.8.
  • It is 0.1 times more massive and 0.1 times bigger compared with our Sun. The surface temperature is 2600 with its spectral types of M7
  • (Projected orbit of UScoCTIO 108 b around its host star UScoCTIO 108)


  • The Star UScoCTIO 108 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.008 AU ( 1248762.0 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.012 AU ( 1726115.4 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.018 AU ( 2630217.9 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.026 AU ( 3870480.8 km)
  • Radiation at Planetary Boundary of UScoCTIO 108 b : 0.00 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star UScoCTIO 108)



  • Kopparapu Recent Venus for Star UScoCTIO 108 distance : 0.010 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star UScoCTIO 108 distance : 0.012 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star UScoCTIO 108 distance : 0.012 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star UScoCTIO 108 distance : 0.013 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star UScoCTIO 108 distance : 0.024 AU
  • Kopparapu Outer Boundary for Early Mars for Star UScoCTIO 108 distance : 0.026 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star UScoCTIO 108)



  • Original Kopparapu Recent Venus for Star UScoCTIO 108 distance : 0.010 AU
  • Original Kopparapu Runaway Greenhouse for Star UScoCTIO 108 distance : 0.013 AU
  • Original Kopparapu Moist Greenhouse for Star UScoCTIO 108 distance : 0.013 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star UScoCTIO 108 distance : 0.025 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star UScoCTIO 108 distance : 0.026 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star UScoCTIO 108)



    (Position in Stellar Map of star UScoCTIO 108 and its Exoplanet UScoCTIO 108 b)



    (Zoomed position in Stellar Map of star UScoCTIO 108 and its Exoplanet UScoCTIO 108 b (zoom level 3))