Imaginary Picture of TYC 8998-760-1 b

Display orbital revolution of TYC 8998-760-1 b around the hoststar TYC 8998-760-1
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Exoplanet Name : TYC 8998-760-1 b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 3.0000 (Rjup) 33.6270 (Rearth)
Mass (Mjup / Me): 14.0000 (Mjup) 4451.1320 (Mearth)
Semi Major Axis / Orbital Distance Calculated 162.0000 (AU) 162.0000 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0000
Orbital Period(Observed/Estimated) 0.00 (Days Obs.) 753117.51 (Days Est.)
Surface Gravity (G Earth) 3.9364
Star Radiation at Atmospheric Boundary: 0.0 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 16.9 (K)
Blackbody T 0.3(K) 15.8 (K)
Blackbody T 0.7(K) 12.8 (K)
Tidally Locked Blackbody T 0.1(K) 20.1 (K)
Tidally Locked Blackbody T 0.3(K) 18.8 (K)
Size Class: Sub-Star-size
Mass Class:
Detection Type : Imaging
Mass Detection : Spectrum
Radius Detection : Flux
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : TYC 8998-760-1
Alternate Name :
Star Distance(LY) : 309.4
Stellar Radius(Rsun) : 1.0 (Rsun Estimated)
Stellar Mass(Msun) : 1.0 (Msun Measured) 0.0 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 4573 (K)
Spectral type : K3IV
UV portion[%]: 1.8
Visible portion[%]: 32.3
IR portion[%]: 65.9
Metalicity : 0.0
Absolute Magnitude: 6.2
Apparent Magnitude: 11.1
Right Ascension(RA) 201.3005
Declination (DEC) -64.9391
Hubble Space Telescope Guide Star Catalog (GSC) ID
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=TYC+8998-760-1+&submit=SIMBAD+search
Open Exoplanet Database Link
TYC 8998-760-1 b
TYC 8998-760-1 b

  • TYC 8998-760-1 b is an exoplanet orbiting the star TYC 8998-760-1, located about 309.4 light-years (94.9 pc) away from Solar System. Its discovery was publicly announced on 2020.
  • The host star TYC 8998-760-1 has apparent magnitude of 11.1, with absolute magnitude of 6.2.
  • It is 1.0 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 4573 with its spectral types of K3IV
  • (Projected orbit of TYC 8998-760-1 b around its host star TYC 8998-760-1)


  • The Star TYC 8998-760-1 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.453 AU ( 67773593.8 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.626 AU ( 93680818.0 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.954 AU ( 142748835.0 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.404 AU ( 210061164.2 km)
  • Radiation at Planetary Boundary of TYC 8998-760-1 b : 0.02 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TYC 8998-760-1)



  • Kopparapu Recent Venus for Star TYC 8998-760-1 distance : 0.499 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star TYC 8998-760-1 distance : 0.632 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star TYC 8998-760-1 distance : 0.610 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star TYC 8998-760-1 distance : 0.670 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star TYC 8998-760-1 distance : 1.166 AU
  • Kopparapu Outer Boundary for Early Mars for Star TYC 8998-760-1 distance : 1.230 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TYC 8998-760-1)



  • Original Kopparapu Recent Venus for Star TYC 8998-760-1 distance : 0.492 AU
  • Original Kopparapu Runaway Greenhouse for Star TYC 8998-760-1 distance : 0.652 AU
  • Original Kopparapu Moist Greenhouse for Star TYC 8998-760-1 distance : 0.652 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TYC 8998-760-1 distance : 1.185 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TYC 8998-760-1 distance : 1.233 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TYC 8998-760-1)



    (Position in Stellar Map of star TYC 8998-760-1 and its Exoplanet TYC 8998-760-1 b)



    (Zoomed position in Stellar Map of star TYC 8998-760-1 and its Exoplanet TYC 8998-760-1 b (zoom level 3))

    (Synthetic Spectrum of star TYC 8998-760-1*)
    *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