Imaginary Picture of Kepler-992 b

Display orbital revolution of Kepler-992 b around the hoststar Kepler-992
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Exoplanet Name : Kepler-992 b
Alternate Name : "2MASS J18574326+4738304 b, K01877.01, KIC 10454632 b, KOI-1877 b, KOI-1877.01, WISE J185743.28+473830.0 b"
Status : Confirmed
Radius (Rjup / Re): 0.1450 (Rjup) 1.6253 (Rearth)
Mass (Mjup / Me): 0.0130 (Mjup) 4.1446 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.1346 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0552
Orbital Period(Observed/Estimated) 20.16 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.5690
Star Radiation at Atmospheric Boundary: 20638.8 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 535.0 (K)
Blackbody T 0.3(K) 502.4 (K)
Blackbody T 0.7(K) 406.5 (K)
Tidally Locked Blackbody T 0.1(K) 636.2 (K)
Tidally Locked Blackbody T 0.3(K) 597.4 (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-992
Alternate Name : "2MASS J18574326+4738304, KIC 10454632, KOI-1877, WISE J185743.28+473830.0"
Star Distance(LY) : 846.6
Stellar Radius(Rsun) : 0.7 (Rsun Measured)
Stellar Mass(Msun) : 0.8 (Msun Measured) 0.8 (Msun Estimated)
Star Age : 3.0 (GY)
Temperature : 4914 (K)
Spectral type : K2
UV portion[%]: 3.0
Visible portion[%]: 36.5
IR portion[%]: 60.5
Metalicity : -0.0
Absolute Magnitude: 4.8
Apparent Magnitude: 11.9
Right Ascension(RA) 284.4303
Declination (DEC) 47.6418
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 799 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-992&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-992%20b/
Kepler-992 b
Kepler-992 b

  • Kepler-992 b is an exoplanet orbiting the star Kepler-992, located about 846.6 light-years (259.6 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-992 has apparent magnitude of 11.9, with absolute magnitude of 4.8.
  • It is 0.8 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4914 with its spectral types of K2
  • In this planetary system, the extrasolar planet Kepler-992 b orbits around the star Kepler-992 every 20.2 days with its orbital distance of 0.13 AU ( 20132323.1 km)
  • (Projected orbit of Kepler-992 b around its host star Kepler-992)


  • The Star Kepler-992 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.378 AU ( 56580491.3 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.523 AU ( 78209025.2 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.797 AU ( 119173246.8 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.172 AU ( 175368653.3 km)
  • Radiation at Planetary Boundary of Kepler-992 b : 20638.83 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-992)



  • Kopparapu Recent Venus for Star Kepler-992 distance : 0.411 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-992 distance : 0.520 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-992 distance : 0.502 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-992 distance : 0.551 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-992 distance : 0.946 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-992 distance : 0.998 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-992)



  • Original Kopparapu Recent Venus for Star Kepler-992 distance : 0.406 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-992 distance : 0.536 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-992 distance : 0.537 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-992 distance : 0.962 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-992 distance : 1.000 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-992)



    (Position in Stellar Map of star Kepler-992 and its Exoplanet Kepler-992 b)



    (Zoomed position in Stellar Map of star Kepler-992 and its Exoplanet Kepler-992 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-992*)
    *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