Imaginary Picture of TOI-852 b

Display orbital revolution of TOI-852 b around the hoststar TOI-852
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Exoplanet Name : TOI-852 b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 0.7500 (Rjup) 8.4067 (Rearth)
Mass (Mjup / Me): 53.7000 (Mjup) 17073.2706 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0558 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0135
Orbital Period(Observed/Estimated) 4.95 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 241.5797
Star Radiation at Atmospheric Boundary: 394429.0 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1118.5 (K)
Blackbody T 0.3(K) 1050.4 (K)
Blackbody T 0.7(K) 849.9 (K)
Tidally Locked Blackbody T 0.1(K) 1330.1 (K)
Tidally Locked Blackbody T 0.3(K) 1249.1 (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 : TOI-852
Alternate Name :
Star Distance(LY) : 1169.1
Stellar Radius(Rsun) : 1.0 (Rsun Estimated)
Stellar Mass(Msun) : 0.9 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5746 (K)
Spectral type : G3
UV portion[%]: 7.7
Visible portion[%]: 44.6
IR portion[%]: 47.6
Metalicity : 0.3
Absolute Magnitude: 14.2
Apparent Magnitude: 22.0
Right Ascension(RA) 24.7417
Declination (DEC) -7.2811
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=TOI-852&submit=SIMBAD+search
Open Exoplanet Database Link
TOI-852 b
TOI-852 b

  • TOI-852 b is an exoplanet orbiting the star TOI-852, located about 1169.1 light-years (358.5 pc) away from Solar System. Its discovery was publicly announced on 2020.
  • The host star TOI-852 has apparent magnitude of 22.0, with absolute magnitude of 14.2.
  • It is 0.9 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 5746 with its spectral types of G3
  • In this planetary system, the extrasolar planet TOI-852 b orbits around the star TOI-852 every 4.9 days with its orbital distance of 0.06 AU ( 8354485.5 km)
  • (Projected orbit of TOI-852 b around its host star TOI-852)


  • The Star TOI-852 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.686 AU ( 102644206.6 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.948 AU ( 141881117.7 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.445 AU ( 216195425.1 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.127 AU ( 318141039.0 km)
  • Radiation at Planetary Boundary of TOI-852 b : 394429.04 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-852)



  • Kopparapu Recent Venus for Star TOI-852 distance : 0.713 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star TOI-852 distance : 0.902 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star TOI-852 distance : 0.871 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star TOI-852 distance : 0.955 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-852 distance : 1.595 AU
  • Kopparapu Outer Boundary for Early Mars for Star TOI-852 distance : 1.682 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-852)



  • Original Kopparapu Recent Venus for Star TOI-852 distance : 0.713 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI-852 distance : 0.927 AU
  • Original Kopparapu Moist Greenhouse for Star TOI-852 distance : 0.943 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-852 distance : 1.623 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI-852 distance : 1.688 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-852)



    (Position in Stellar Map of star TOI-852 and its Exoplanet TOI-852 b)



    (Zoomed position in Stellar Map of star TOI-852 and its Exoplanet TOI-852 b (zoom level 3))

    (Synthetic Spectrum of star TOI-852*)
    *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