Imaginary Picture of GJ 9066 c

Display orbital revolution of GJ 9066 c around the hoststar GJ 9066
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Exoplanet Name : GJ 9066 c
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 0.2253 (Mjup) 71.6314 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.8700 (AU) 0.8700 (AU Est.)
Eccentricity : 0.3300
Orbital Period(Yrs) 2.1023
Orbital Period(Observed/Estimated) 767.89 (Days Obs.) 294.92 (Days Est.)
Surface Gravity (G Earth) 0.6918
Star Radiation at Atmospheric Boundary: 39.7 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 112.1 (K)
Blackbody T 0.3(K) 105.2 (K)
Blackbody T 0.7(K) 85.1 (K)
Tidally Locked Blackbody T 0.1(K) 133.3 (K)
Tidally Locked Blackbody T 0.3(K) 125.1 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Radial Velocity
Mass Detection : Radial Velocity
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : GJ 9066
Alternate Name :
Star Distance(LY) : 14.6
Stellar Radius(Rsun) : 0.4 (Rsun Estimated)
Stellar Mass(Msun) : 1.0 (Msun Measured) 0.1 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 3400 (K)
Spectral type : M4.5
UV portion[%]: 0.3
Visible portion[%]: 12.1
IR portion[%]: 87.6
Metalicity : 0.0
Absolute Magnitude: 23.7
Apparent Magnitude: 22.0
Right Ascension(RA) 30.0540
Declination (DEC) 13.0519
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=GJ+9066+&submit=SIMBAD+search
Open Exoplanet Database Link
GJ 9066 c
GJ 9066 c

  • GJ 9066 c is an exoplanet orbiting the star GJ 9066, located about 14.6 light-years ( 4.5 pc) away from Solar System. Its discovery was publicly announced on 2020.
  • The host star GJ 9066 has apparent magnitude of 22.0, with absolute magnitude of 23.7.
  • It is 1.0 times more massive and 0.4 times bigger compared with our Sun. The surface temperature is 3400 with its spectral types of M4.5
  • In this planetary system, the extrasolar planet GJ 9066 c orbits around the star GJ 9066 every 767.9 days with its orbital distance of 0.87 AU ( 130150147.5 km)
  • (Projected orbit of GJ 9066 c around its host star GJ 9066)


  • The Star GJ 9066 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.107 AU ( 16048133.5 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.148 AU ( 22182714.3 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.226 AU ( 33801547.6 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.332 AU ( 49740458.1 km)
  • Radiation at Planetary Boundary of GJ 9066 c : 39.73 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star GJ 9066)



  • Kopparapu Recent Venus for Star GJ 9066 distance : 0.121 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star GJ 9066 distance : 0.154 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star GJ 9066 distance : 0.148 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star GJ 9066 distance : 0.163 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star GJ 9066 distance : 0.300 AU
  • Kopparapu Outer Boundary for Early Mars for Star GJ 9066 distance : 0.317 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star GJ 9066)



  • Original Kopparapu Recent Venus for Star GJ 9066 distance : 0.120 AU
  • Original Kopparapu Runaway Greenhouse for Star GJ 9066 distance : 0.159 AU
  • Original Kopparapu Moist Greenhouse for Star GJ 9066 distance : 0.159 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star GJ 9066 distance : 0.305 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star GJ 9066 distance : 0.317 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star GJ 9066)



    (Position in Stellar Map of star GJ 9066 and its Exoplanet GJ 9066 c)



    (Zoomed position in Stellar Map of star GJ 9066 and its Exoplanet GJ 9066 c (zoom level 3))

    (Synthetic Spectrum of star GJ 9066*)
    *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