Imaginary Picture of Kepler-276 b

Display orbital revolution of Kepler-276 b around the hoststar Kepler-276
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Exoplanet Name : Kepler-276 b
Alternate Name : "2MASS J19341635+3902107 b, K01203.02, KIC 3962243 b, KOI-1203 b, KOI-1203.02, WISE J193416.36+390210.7 b"
Radius (Rjup / Re): 0.2560 (Rjup) 2.8695 (Rearth)
Mass (Mjup / Me): 0.0221 (Mjup) 7.0319 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.1190 (AU) 0.1190 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0387
Orbital Period(Observed/Estimated) 14.13 (Days Obs.) 15.30 (Days Est.)
Surface Gravity (G Earth) 0.8540
Star Radiation at Atmospheric Boundary: 75992.0 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 741.0 (K)
Blackbody T 0.3(K) 695.9 (K)
Blackbody T 0.7(K) 563.1 (K)
Tidally Locked Blackbody T 0.1(K) 881.2 (K)
Tidally Locked Blackbody T 0.3(K) 827.6 (K)
Size Class: sub-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-276
Alternate Name : "2MASS J19341635+3902107, KIC 3962243, KOI-1203, WISE J193416.36+390210.7"
Star Distance(LY) : 3739.3
Stellar Radius(Rsun) : 0.9 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.1 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5693 (K)
Spectral type : G0
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : 0.0
Absolute Magnitude: 3.9
Apparent Magnitude: 14.2
Right Ascension(RA) 293.5682
Declination (DEC) 39.0363
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-276+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-276%20b/
Kepler-276 b
Kepler-276 b

  • Kepler-276 b is an exoplanet orbiting the star Kepler-276, located about 3739.3 light-years (1146.5 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-276 has apparent magnitude of 14.2, with absolute magnitude of 3.9.
  • It is 1.0 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5693 with its spectral types of G0
  • In this planetary system, the extrasolar planet Kepler-276 b orbits around the star Kepler-276 every 14.1 days with its orbital distance of 0.12 AU ( 17802146.6 km)
  • (Projected orbit of Kepler-276 b around its host star Kepler-276)


  • The Star Kepler-276 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.642 AU ( 96003413.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.887 AU ( 132701806.4 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.352 AU ( 202208186.1 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.989 AU ( 297558204.0 km)
  • Radiation at Planetary Boundary of Kepler-276 b : 75992.02 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-276)



  • Kopparapu Recent Venus for Star Kepler-276 distance : 0.669 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-276 distance : 0.847 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-276 distance : 0.818 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-276 distance : 0.897 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-276 distance : 1.498 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-276 distance : 1.580 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-276)



  • Original Kopparapu Recent Venus for Star Kepler-276 distance : 0.668 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-276 distance : 0.870 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-276 distance : 0.884 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-276 distance : 1.525 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-276 distance : 1.586 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-276)



    (Position in Stellar Map of star Kepler-276 and its Exoplanet Kepler-276 b)



    (Zoomed position in Stellar Map of star Kepler-276 and its Exoplanet Kepler-276 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-276*)
    *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