Imaginary Picture of Kepler-518 b

Display orbital revolution of Kepler-518 b around the hoststar Kepler-518
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Exoplanet Name : Kepler-518 b
Alternate Name : "2MASS J19082159+4122259 b, K00304.01, KIC 6029239 b, KOI-304 b, KOI-304.01, WISE J190821.60+412225.6 b"
Status : Confirmed
Radius (Rjup / Re): 0.1880 (Rjup) 2.1073 (Rearth)
Mass (Mjup / Me): 0.0166 (Mjup) 5.2769 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0805 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0233
Orbital Period(Observed/Estimated) 8.51 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.1883
Star Radiation at Atmospheric Boundary: 184347.3 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 924.8 (K)
Blackbody T 0.3(K) 868.5 (K)
Blackbody T 0.7(K) 702.7 (K)
Tidally Locked Blackbody T 0.1(K) 1099.8 (K)
Tidally Locked Blackbody T 0.3(K) 1032.8 (K)
Size Class: sub-Neptune-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : Kepler-518
Alternate Name : "2MASS J19082159+4122259, KIC 6029239, KOI-304, WISE J190821.60+412225.6"
Star Distance(LY) : 1101.8
Stellar Radius(Rsun) : 0.9 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 1.4 (GY)
Temperature : 5802 (K)
Spectral type : G2
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : -0.2
Absolute Magnitude: 3.8
Apparent Magnitude: 11.5
Right Ascension(RA) 287.0900
Declination (DEC) 41.3739
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors "Timothy D. Morton, Stephen T. Bryson, Jeffrey L. Coughlin, Jason F. Rowe, Ganesh Ravichandran, Erik A. Petigura, Michael R. Haas, and Natalie M. Batalha"
Discovery Paper - Title FALSE POSITIVE PROBABILITIES FOR ALL KEPLER OBJECTS OF INTEREST: 1284 NEWLY VALIDATED PLANETS AND 450 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-518%20b/
Kepler-518 b
Kepler-518 b

  • Kepler-518 b is an exoplanet orbiting the star Kepler-518, located about 1101.8 light-years (337.8 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-518 has apparent magnitude of 11.5, with absolute magnitude of 3.8.
  • It is 1.0 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5802 with its spectral types of G2
  • In this planetary system, the extrasolar planet Kepler-518 b orbits around the star Kepler-518 every 8.5 days with its orbital distance of 0.08 AU ( 12040503.2 km)
  • (Projected orbit of Kepler-518 b around its host star Kepler-518)


  • The Star Kepler-518 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.676 AU ( 101133094.4 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.934 AU ( 139792365.7 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.424 AU ( 213012629.3 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.095 AU ( 313457415.5 km)
  • Radiation at Planetary Boundary of Kepler-518 b : 184347.28 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-518)



  • Kopparapu Recent Venus for Star Kepler-518 distance : 0.700 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-518 distance : 0.886 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-518 distance : 0.856 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-518 distance : 0.938 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-518 distance : 1.564 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-518 distance : 1.649 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-518)



  • Original Kopparapu Recent Venus for Star Kepler-518 distance : 0.701 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-518 distance : 0.910 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-518 distance : 0.927 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-518 distance : 1.591 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-518 distance : 1.655 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-518)



    (Position in Stellar Map of star Kepler-518 and its Exoplanet Kepler-518 b)



    (Zoomed position in Stellar Map of star Kepler-518 and its Exoplanet Kepler-518 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-518*)
    *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