Imaginary Picture of TOI-5344 b

Display orbital revolution of TOI-5344 b around the hoststar TOI-5344
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Exoplanet Name : TOI-5344 b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 0.8700 (Rjup) 9.7518 (Rearth)
Mass (Mjup / Me): 0.4200 (Mjup) 133.5340 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0400 (AU) 0.0400 (AU Est.)
Eccentricity : 0.0600
Orbital Period(Yrs) 0.0104
Orbital Period(Observed/Estimated) 3.79 (Days Obs.) 3.74 (Days Est.)
Surface Gravity (G Earth) 1.4042
Star Radiation at Atmospheric Boundary: 52236.5 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 674.7 (K)
Blackbody T 0.3(K) 633.7 (K)
Blackbody T 0.7(K) 512.7 (K)
Tidally Locked Blackbody T 0.1(K) 802.4 (K)
Tidally Locked Blackbody T 0.3(K) 753.5 (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-5344
Alternate Name :
Star Distance(LY) : 446.4
Stellar Radius(Rsun) : 0.6 (Rsun Measured)
Stellar Mass(Msun) : 0.6 (Msun Measured) 0.6 (Msun Estimated)
Star Age : 10.9 (GY)
Temperature : 3747 (K)
Spectral type : M1
UV portion[%]: 0.4
Visible portion[%]: 18.9
IR portion[%]: 80.7
Metalicity : 0.4
Absolute Magnitude: 9.6
Apparent Magnitude: 15.3
Right Ascension(RA) 63.2667
Declination (DEC) 20.9153
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal
Discovery Paper - URL
SIMBAD LINK
Open Exoplanet Database Link
TOI-5344 b
TOI-5344 b

  • TOI-5344 b is an exoplanet orbiting the star TOI-5344, located about 446.4 light-years (136.9 pc) away from Solar System. Its discovery was publicly announced on 2023.
  • The host star TOI-5344 has apparent magnitude of 15.3, with absolute magnitude of 9.6.
  • It is 0.6 times more massive and 0.6 times bigger compared with our Sun. The surface temperature is 3747 with its spectral types of M1
  • In this planetary system, the extrasolar planet TOI-5344 b orbits around the star TOI-5344 every 3.8 days with its orbital distance of 0.04 AU ( 5983914.8 km)
  • (Projected orbit of TOI-5344 b around its host star TOI-5344)


  • The Star TOI-5344 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.179 AU ( 26754868.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.247 AU ( 36982220.5 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.377 AU ( 56352719.9 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.554 AU ( 82925496.0 km)
  • Radiation at Planetary Boundary of TOI-5344 b : 52236.52 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-5344)



  • Kopparapu Recent Venus for Star TOI-5344 distance : 0.201 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star TOI-5344 distance : 0.255 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star TOI-5344 distance : 0.246 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star TOI-5344 distance : 0.271 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-5344 distance : 0.490 AU
  • Kopparapu Outer Boundary for Early Mars for Star TOI-5344 distance : 0.517 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-5344)



  • Original Kopparapu Recent Venus for Star TOI-5344 distance : 0.199 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI-5344 distance : 0.264 AU
  • Original Kopparapu Moist Greenhouse for Star TOI-5344 distance : 0.264 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-5344 distance : 0.498 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI-5344 distance : 0.517 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-5344)



    (Position in Stellar Map of star TOI-5344 and its Exoplanet TOI-5344 b)



    (Zoomed position in Stellar Map of star TOI-5344 and its Exoplanet TOI-5344 b (zoom level 3))

    (Synthetic Spectrum of star TOI-5344*)
    *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