Imaginary Picture of Kepler-155 c

Display orbital revolution of Kepler-155 c around the hoststar Kepler-155
/
Exoplanet Name : Kepler-155 c
Alternate Name : "2MASS J19135899+5104550 c, K00438.02, KIC 12302530 c, KOI-438 c, KOI-438.02, WISE J191358.98+510454.5 c"
Status : Confirmed
Radius (Rjup / Re): 0.2000 (Rjup) 2.2418 (Rearth)
Mass (Mjup / Me): 0.0176 (Mjup) 5.5894 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.2420 (AU) 0.2420 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.1442
Orbital Period(Observed/Estimated) 52.66 (Days Obs.) 57.10 (Days Est.)
Surface Gravity (G Earth) 1.1122
Star Radiation at Atmospheric Boundary: 1532.6 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 279.3 (K)
Blackbody T 0.3(K) 262.2 (K)
Blackbody T 0.7(K) 212.2 (K)
Tidally Locked Blackbody T 0.1(K) 332.1 (K)
Tidally Locked Blackbody T 0.3(K) 311.9 (K)
Size Class: sub-Neptune-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Habitable
Habitability by Kopparapu: Habitable
Star Name : Kepler-155
Alternate Name : "2MASS J19135899+5104550, KIC 12302530, KOI-438, WISE J191358.98+510454.5"
Star Distance(LY) : 602.4
Stellar Radius(Rsun) : 0.5 (Rsun Measured)
Stellar Mass(Msun) : 0.6 (Msun Measured) 0.7 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 3984 (K)
Spectral type : M0 V
UV portion[%]: 1.6
Visible portion[%]: 31.2
IR portion[%]: 67.2
Metalicity : -0.4
Absolute Magnitude: 6.2
Apparent Magnitude: 12.5
Right Ascension(RA) 288.4958
Declination (DEC) 51.0819
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-155+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-155%20c/
Kepler-155 c
Kepler-155 c

  • Kepler-155 c is an exoplanet orbiting the star Kepler-155, located about 602.4 light-years (184.7 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-155 has apparent magnitude of 12.5, with absolute magnitude of 6.2.
  • It is 0.6 times more massive and 0.5 times bigger compared with our Sun. The surface temperature is 3984 with its spectral types of M0 V
  • In this planetary system, the extrasolar planet Kepler-155 c orbits around the star Kepler-155 every 52.7 days with its orbital distance of 0.24 AU ( 36202684.7 km)
  • (Projected orbit of Kepler-155 c around its host star Kepler-155)


  • The Star Kepler-155 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.185 AU ( 27725892.6 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.256 AU ( 38324429.3 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.390 AU ( 58397949.0 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.574 AU ( 85935140.2 km)
  • Radiation at Planetary Boundary of Kepler-155 c : 1532.60 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-155)



  • Kopparapu Recent Venus for Star Kepler-155 distance : 0.208 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-155 distance : 0.263 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-155 distance : 0.254 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-155 distance : 0.279 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-155 distance : 0.499 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-155 distance : 0.527 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-155)



  • Original Kopparapu Recent Venus for Star Kepler-155 distance : 0.205 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-155 distance : 0.272 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-155 distance : 0.272 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-155 distance : 0.507 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-155 distance : 0.528 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-155)



    (Position in Stellar Map of star Kepler-155 and its Exoplanet Kepler-155 c)



    (Zoomed position in Stellar Map of star Kepler-155 and its Exoplanet Kepler-155 c (zoom level 3))

    (Synthetic Spectrum of star Kepler-155*)
    *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