Imaginary Picture of TOI-2290 b

Display orbital revolution of TOI-2290 b around the hoststar TOI-2290
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Exoplanet Name : TOI-2290 b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 0.1044 (Rjup) 1.1702 (Rearth)
Mass (Mjup / Me): 0.0050 (Mjup) 1.5897 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0086 (AU) 0.0086 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0011
Orbital Period(Observed/Estimated) 0.39 (Days Obs.) 0.39 (Days Est.)
Surface Gravity (G Earth) 1.1609
Star Radiation at Atmospheric Boundary: 1138740.7 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1458.0 (K)
Blackbody T 0.3(K) 1369.2 (K)
Blackbody T 0.7(K) 1107.8 (K)
Tidally Locked Blackbody T 0.1(K) 1733.8 (K)
Tidally Locked Blackbody T 0.3(K) 1628.2 (K)
Size Class: Earth-size
Mass Class:
Detection Type : Primary Transit
Mass Detection : Theoretical
Radius Detection : Primary Transit
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : TOI-2290
Alternate Name :
Star Distance(LY) : 189.5
Stellar Radius(Rsun) : 0.6 (Rsun Measured)
Stellar Mass(Msun) : 0.6 (Msun Measured) 0.6 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 3813 (K)
Spectral type : M0
UV portion[%]: 0.4
Visible portion[%]: 18.4
IR portion[%]: 81.2
Metalicity : 0.0
Absolute Magnitude: 8.8
Apparent Magnitude: 12.6
Right Ascension(RA) 321.6000
Declination (DEC) 68.6403
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-2290 b
TOI-2290 b

  • TOI-2290 b is an exoplanet orbiting the star TOI-2290, located about 189.5 light-years (58.1 pc) away from Solar System. Its discovery was publicly announced on 2022.
  • The host star TOI-2290 has apparent magnitude of 12.6, with absolute magnitude of 8.8.
  • It is 0.6 times more massive and 0.6 times bigger compared with our Sun. The surface temperature is 3813 with its spectral types of M0
  • In this planetary system, the extrasolar planet TOI-2290 b orbits around the star TOI-2290 every 0.4 days with its orbital distance of 0.01 AU ( 1286541.7 km)
  • (Projected orbit of TOI-2290 b around its host star TOI-2290)


  • The Star TOI-2290 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.180 AU ( 26857561.5 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.248 AU ( 37124168.7 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.378 AU ( 56569017.5 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.556 AU ( 83243787.4 km)
  • Radiation at Planetary Boundary of TOI-2290 b : 1138740.69 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-2290)



  • Kopparapu Recent Venus for Star TOI-2290 distance : 0.202 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star TOI-2290 distance : 0.256 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star TOI-2290 distance : 0.247 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star TOI-2290 distance : 0.271 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-2290 distance : 0.489 AU
  • Kopparapu Outer Boundary for Early Mars for Star TOI-2290 distance : 0.516 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-2290)



  • Original Kopparapu Recent Venus for Star TOI-2290 distance : 0.200 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI-2290 distance : 0.264 AU
  • Original Kopparapu Moist Greenhouse for Star TOI-2290 distance : 0.264 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-2290 distance : 0.497 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI-2290 distance : 0.517 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-2290)



    (Position in Stellar Map of star TOI-2290 and its Exoplanet TOI-2290 b)



    (Zoomed position in Stellar Map of star TOI-2290 and its Exoplanet TOI-2290 b (zoom level 3))

    (Synthetic Spectrum of star TOI-2290*)
    *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