Imaginary Picture of Kepler-552 b

Display orbital revolution of Kepler-552 b around the hoststar Kepler-552
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Exoplanet Name : Kepler-552 b
Alternate Name : "2MASS J19225944+4814312 b, K00432.01, KIC 10858832 b, KOI-432 b, KOI-432.01, WISE J192259.44+481431.1 b"
Status : Confirmed
Radius (Rjup / Re): 0.3520 (Rjup) 3.9456 (Rearth)
Mass (Mjup / Me): 0.0297 (Mjup) 9.4557 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0598 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0144
Orbital Period(Observed/Estimated) 5.26 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 0.6074
Star Radiation at Atmospheric Boundary: 513438.7 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1194.7 (K)
Blackbody T 0.3(K) 1122.0 (K)
Blackbody T 0.7(K) 907.8 (K)
Tidally Locked Blackbody T 0.1(K) 1420.8 (K)
Tidally Locked Blackbody T 0.3(K) 1334.2 (K)
Size Class: 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-552
Alternate Name : "2MASS J19225944+4814312, KIC 10858832, KOI-432, WISE J192259.44+481431.1"
Star Distance(LY) : 2750.5
Stellar Radius(Rsun) : 1.0 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 3.9 (GY)
Temperature : 6094 (K)
Spectral type : G2
UV portion[%]: 0.3
Visible portion[%]: 1.5
IR portion[%]: 98.2
Metalicity : 0.0
Absolute Magnitude: 3.6
Apparent Magnitude: 13.2
Right Ascension(RA) 290.7477
Declination (DEC) 48.2420
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 484 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-552&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-552%20b/
Kepler-552 b
Kepler-552 b

  • Kepler-552 b is an exoplanet orbiting the star Kepler-552, located about 2750.5 light-years (843.3 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-552 has apparent magnitude of 13.2, with absolute magnitude of 3.6.
  • It is 1.0 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 6094 with its spectral types of G2
  • In this planetary system, the extrasolar planet Kepler-552 b orbits around the star Kepler-552 every 5.3 days with its orbital distance of 0.06 AU ( 8946560.9 km)
  • (Projected orbit of Kepler-552 b around its host star Kepler-552)


  • The Star Kepler-552 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.838 AU ( 125409585.1 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.159 AU ( 173348820.1 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.766 AU ( 264145239.8 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.598 AU ( 388701291.9 km)
  • Radiation at Planetary Boundary of Kepler-552 b : 513438.73 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-552)



  • Kopparapu Recent Venus for Star Kepler-552 distance : 0.852 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-552 distance : 1.079 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-552 distance : 1.042 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-552 distance : 1.143 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-552 distance : 1.892 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-552 distance : 1.995 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-552)



  • Original Kopparapu Recent Venus for Star Kepler-552 distance : 0.859 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-552 distance : 1.108 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-552 distance : 1.137 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-552 distance : 1.925 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-552 distance : 2.002 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-552)



    (Position in Stellar Map of star Kepler-552 and its Exoplanet Kepler-552 b)



    (Zoomed position in Stellar Map of star Kepler-552 and its Exoplanet Kepler-552 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-552*)
    *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