Imaginary Picture of TOI-4329 b

Display orbital revolution of TOI-4329 b around the hoststar TOI-4329
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Exoplanet Name : TOI-4329 b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 1.5000 (Rjup) 16.8135 (Rearth)
Mass (Mjup / Me): 0.4500 (Mjup) 143.0721 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0462 (AU Est.)
Eccentricity : 0.0680
Orbital Period(Yrs) 0.0080
Orbital Period(Observed/Estimated) 2.92 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 0.5061
Star Radiation at Atmospheric Boundary: 3975746.3 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1993.0 (K)
Blackbody T 0.3(K) 1871.6 (K)
Blackbody T 0.7(K) 1514.3 (K)
Tidally Locked Blackbody T 0.1(K) 2370.0 (K)
Tidally Locked Blackbody T 0.3(K) 2225.7 (K)
Size Class: Super-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-4329
Alternate Name :
Star Distance(LY) : 2257.3
Stellar Radius(Rsun) : 2.3 (Rsun Measured)
Stellar Mass(Msun) : 1.5 (Msun Measured) 1.5 (Msun Estimated)
Star Age : 2.4 (GY)
Temperature : 6000 (K)
Spectral type : G0
UV portion[%]: 0.3
Visible portion[%]: 1.5
IR portion[%]: 98.2
Metalicity : 0.3
Absolute Magnitude: 2.3
Apparent Magnitude: 11.5
Right Ascension(RA) 329.5625
Declination (DEC) 71.1317
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.cds.unistra.fr/simbad/sim-basic?Ident=TOI-4329&submit=SIMBAD+search
Open Exoplanet Database Link
TOI-4329 b
TOI-4329 b

  • TOI-4329 b is an exoplanet orbiting the star TOI-4329, located about 2257.3 light-years (692.1 pc) away from Solar System. Its discovery was publicly announced on 2022.
  • The host star TOI-4329 has apparent magnitude of 11.5, with absolute magnitude of 2.3.
  • It is 1.5 times more massive and 2.3 times bigger compared with our Sun. The surface temperature is 6000 with its spectral types of G0
  • In this planetary system, the extrasolar planet TOI-4329 b orbits around the star TOI-4329 every 2.9 days with its orbital distance of 0.05 AU ( 6909282.7 km)
  • (Projected orbit of TOI-4329 b around its host star TOI-4329)


  • The Star TOI-4329 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.802 AU ( 269508578.3 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 2.490 AU ( 372531286.3 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 3.795 AU ( 567655239.3 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 5.584 AU ( 835329551.9 km)
  • Radiation at Planetary Boundary of TOI-4329 b : 3975746.32 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-4329)



  • Kopparapu Recent Venus for Star TOI-4329 distance : 1.842 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star TOI-4329 distance : 2.333 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star TOI-4329 distance : 2.253 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star TOI-4329 distance : 2.470 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-4329 distance : 4.097 AU
  • Kopparapu Outer Boundary for Early Mars for Star TOI-4329 distance : 4.321 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-4329)



  • Original Kopparapu Recent Venus for Star TOI-4329 distance : 1.853 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI-4329 distance : 2.396 AU
  • Original Kopparapu Moist Greenhouse for Star TOI-4329 distance : 2.452 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-4329 distance : 4.170 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI-4329 distance : 4.337 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-4329)



    (Position in Stellar Map of star TOI-4329 and its Exoplanet TOI-4329 b)



    (Zoomed position in Stellar Map of star TOI-4329 and its Exoplanet TOI-4329 b (zoom level 3))

    (Synthetic Spectrum of star TOI-4329*)
    *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