Imaginary Picture of Kepler-225 c

Display orbital revolution of Kepler-225 c around the hoststar Kepler-225
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Exoplanet Name : Kepler-225 c
Alternate Name : "2MASS J19284655+4727255 c, K00736.01, KIC 10340423 c, KOI-7
Radius (Rjup / Re): 0.1640 (Rjup) 1.8383 (Rearth)
Mass (Mjup / Me): 0.0146 (Mjup) 4.6475 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.1110 (AU) 0.1110 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0515
Orbital Period(Observed/Estimated) 18.79 (Days Obs.) 11.67 (Days Est.)
Surface Gravity (G Earth) 1.3753
Star Radiation at Atmospheric Boundary: 15191.3 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 495.5 (K)
Blackbody T 0.3(K) 465.3 (K)
Blackbody T 0.7(K) 376.5 (K)
Tidally Locked Blackbody T 0.1(K) 589.2 (K)
Tidally Locked Blackbody T 0.3(K) 553.4 (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-225
Alternate Name : "2MASS J19284655+4727255, KIC 10340423, KOI-736, WISE J192846.55;j \@)G@Z!$@
Star Distance(LY) : 1830.8
Stellar Radius(Rsun) : 0.7 (Rsun Measured)
Stellar Mass(Msun) : 1.3 (Msun Measured) 0.5 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 4128 (K)
Spectral type : M1 V
UV portion[%]: 0.4
Visible portion[%]: 18.0
IR portion[%]: 81.6
Metalicity : -0.2
Absolute Magnitude: 5.3
Apparent Magnitude: 14.0
Right Ascension(RA) 292.1940
Declination (DEC) 47.4571
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors 0
Discovery Paper - Title
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-225+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-225%20c/
Kepler-225 c
Kepler-225 c

  • Kepler-225 c is an exoplanet orbiting the star Kepler-225, located about 1830.8 light-years (561.3 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-225 has apparent magnitude of 14.0, with absolute magnitude of 5.3.
  • It is 1.3 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4128 with its spectral types of M1 V
  • In this planetary system, the extrasolar planet Kepler-225 c orbits around the star Kepler-225 every 18.8 days with its orbital distance of 0.11 AU ( 16605363.6 km)
  • (Projected orbit of Kepler-225 c around its host star Kepler-225)


  • The Star Kepler-225 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.268 AU ( 40038287.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.370 AU ( 55343376.9 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.564 AU ( 84331058.9 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.830 AU ( 124096847.5 km)
  • Radiation at Planetary Boundary of Kepler-225 c : 15191.25 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-225)



  • Kopparapu Recent Venus for Star Kepler-225 distance : 0.299 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-225 distance : 0.378 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-225 distance : 0.365 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-225 distance : 0.402 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-225 distance : 0.714 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-225 distance : 0.753 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-225)



  • Original Kopparapu Recent Venus for Star Kepler-225 distance : 0.295 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-225 distance : 0.391 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-225 distance : 0.390 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-225 distance : 0.725 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-225 distance : 0.754 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-225)



    (Position in Stellar Map of star Kepler-225 and its Exoplanet Kepler-225 c)



    (Zoomed position in Stellar Map of star Kepler-225 and its Exoplanet Kepler-225 c (zoom level 3))

    (Synthetic Spectrum of star Kepler-225*)
    *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