Imaginary Picture of TOI-715 b

Display orbital revolution of TOI-715 b around the hoststar TOI-715
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Exoplanet Name : TOI-715 b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 0.1383 (Rjup) 1.5502 (Rearth)
Mass (Mjup / Me): 0.0125 (Mjup) 3.9662 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0830 (AU) 0.0830 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0528
Orbital Period(Observed/Estimated) 19.29 (Days Obs.) 18.41 (Days Est.)
Surface Gravity (G Earth) 1.6504
Star Radiation at Atmospheric Boundary: 915.6 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 245.5 (K)
Blackbody T 0.3(K) 230.6 (K)
Blackbody T 0.7(K) 186.5 (K)
Tidally Locked Blackbody T 0.1(K) 292.0 (K)
Tidally Locked Blackbody T 0.3(K) 274.2 (K)
Size Class: super-Earth-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection : Primary Transit
Habitability by Solar Eq. Astronomical Unit: Habitable
Habitability by Kopparapu: Habitable
Star Name : TOI-715
Alternate Name :
Star Distance(LY) : 138.5
Stellar Radius(Rsun) : 0.2 (Rsun Measured)
Stellar Mass(Msun) : 0.2 (Msun Measured) 0.2 (Msun Estimated)
Star Age : 6.2 (GY)
Temperature : 3074 (K)
Spectral type : M7
UV portion[%]: 0.1
Visible portion[%]: 6.6
IR portion[%]: 93.3
Metalicity : -0.2
Absolute Magnitude: 13.1
Apparent Magnitude: 16.2
Right Ascension(RA) 113.8542
Declination (DEC) -73.5775
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-715 b
TOI-715 b

  • TOI-715 b is an exoplanet orbiting the star TOI-715, located about 138.5 light-years (42.5 pc) away from Solar System. Its discovery was publicly announced on 2023.
  • The host star TOI-715 has apparent magnitude of 16.2, with absolute magnitude of 13.1.
  • It is 0.2 times more massive and 0.2 times bigger compared with our Sun. The surface temperature is 3074 with its spectral types of M7
  • In this planetary system, the extrasolar planet TOI-715 b orbits around the star TOI-715 every 19.3 days with its orbital distance of 0.08 AU ( 12416623.3 km)
  • (Projected orbit of TOI-715 b around its host star TOI-715)


  • The Star TOI-715 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.049 AU ( 7349826.4 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.068 AU ( 10159380.8 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.103 AU ( 15480648.1 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.152 AU ( 22780451.8 km)
  • Radiation at Planetary Boundary of TOI-715 b : 915.56 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-715)



  • Kopparapu Recent Venus for Star TOI-715 distance : 0.056 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star TOI-715 distance : 0.071 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star TOI-715 distance : 0.068 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star TOI-715 distance : 0.075 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-715 distance : 0.140 AU
  • Kopparapu Outer Boundary for Early Mars for Star TOI-715 distance : 0.148 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-715)



  • Original Kopparapu Recent Venus for Star TOI-715 distance : 0.056 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI-715 distance : 0.073 AU
  • Original Kopparapu Moist Greenhouse for Star TOI-715 distance : 0.073 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-715 distance : 0.142 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI-715 distance : 0.148 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-715)



    (Position in Stellar Map of star TOI-715 and its Exoplanet TOI-715 b)



    (Zoomed position in Stellar Map of star TOI-715 and its Exoplanet TOI-715 b (zoom level 3))

    (Synthetic Spectrum of star TOI-715*)
    *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