Imaginary Picture of Kepler-126 b

Display orbital revolution of Kepler-126 b around the hoststar Kepler-126
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Exoplanet Name : Kepler-126 b
Alternate Name : "2MASS J19172334+4412307 b, K00260.01, KIC 8292840 b, KOI-260 b, KOI-260.01, WISE J191723.36+441230.5 b"
Status : Confirmed
Radius (Rjup / Re): 0.1360 (Rjup) 1.5244 (Rearth)
Mass (Mjup / Me): 0.0142 (Mjup) 4.5162 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0990 (AU) 0.0990 (AU Est.)
Eccentricity : 0.0700
Orbital Period(Yrs) 0.0287
Orbital Period(Observed/Estimated) 10.50 (Days Obs.) 11.05 (Days Est.)
Surface Gravity (G Earth) 1.9434
Star Radiation at Atmospheric Boundary: 381187.6 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1109.0 (K)
Blackbody T 0.3(K) 1041.5 (K)
Blackbody T 0.7(K) 842.6 (K)
Tidally Locked Blackbody T 0.1(K) 1318.8 (K)
Tidally Locked Blackbody T 0.3(K) 1238.5 (K)
Size Class: super-Earth-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-126
Alternate Name : "2MASS J19172334+4412307, KIC 8292840, KOI-260, WISE J191723.36+441230.5"
Star Distance(LY) : 817.4
Stellar Radius(Rsun) : 1.4 (Rsun Measured)
Stellar Mass(Msun) : 1.1 (Msun Measured) 1.2 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 6270 (K)
Spectral type : F8
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : 0.0
Absolute Magnitude: 2.6
Apparent Magnitude: 9.6
Right Ascension(RA) 289.3473
Declination (DEC) 44.2086
Hubble Space Telescope Guide Star Catalog (GSC) ID 03133-00248
Discovered by
Discovery Paper - Authors "Rowe, Jason F.; Bryson, Stephen T.; Marcy, Geoffrey W.; Lissauer, Jack J.; Jontof-Hutter, Daniel; Mullally, Fergal; Gilliland, Ronald L.; Issacson, Howard; Ford, Eric; Howell, Steve B.; Borucki, William J.; Haas, Michael; Huber, Daniel; Steffen, Jason H.; Thompson, Susan E.; Quintana, Elisa; Barclay, Thomas; Still, Martin; Fortney, Jonathan; Gautier, T. N., III; Hunter, Roger; Caldwell, Douglas A.; Ciardi, David R.; Devore, Edna; Cochran, William; Jenkins, Jon; Agol, Eric; Carter, Joshua A.; Geary, John"
Discovery Paper - Title Validation of Kepler's Multiple Planet Candidates. III. Light Curve Analysis and Announcement of Hundreds of New Multi-planet Systems
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-126+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-126%20b/
Kepler-126 b
Kepler-126 b

  • Kepler-126 b is an exoplanet orbiting the star Kepler-126, located about 817.4 light-years (250.6 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-126 has apparent magnitude of 9.6, with absolute magnitude of 2.6.
  • It is 1.1 times more massive and 1.4 times bigger compared with our Sun. The surface temperature is 6270 with its spectral types of F8
  • In this planetary system, the extrasolar planet Kepler-126 b orbits around the star Kepler-126 every 10.5 days with its orbital distance of 0.10 AU ( 14810189.2 km)
  • (Projected orbit of Kepler-126 b around its host star Kepler-126)


  • The Star Kepler-126 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.196 AU ( 178879388.6 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.653 AU ( 247258061.9 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.519 AU ( 376766568.2 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.706 AU ( 554428510.2 km)
  • Radiation at Planetary Boundary of Kepler-126 b : 381187.63 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-126)



  • Kopparapu Recent Venus for Star Kepler-126 distance : 1.203 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-126 distance : 1.523 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-126 distance : 1.471 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-126 distance : 1.612 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-126 distance : 2.660 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-126 distance : 2.806 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-126)



  • Original Kopparapu Recent Venus for Star Kepler-126 distance : 1.217 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-126 distance : 1.563 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-126 distance : 1.610 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-126 distance : 2.708 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-126 distance : 2.816 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-126)



    (Position in Stellar Map of star Kepler-126 and its Exoplanet Kepler-126 b)



    (Zoomed position in Stellar Map of star Kepler-126 and its Exoplanet Kepler-126 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-126*)
    *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