Imaginary Picture of Kepler-744 b

Display orbital revolution of Kepler-744 b around the hoststar Kepler-744
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Exoplanet Name : Kepler-744 b
Alternate Name : "2MASS J19455907+4710583 b, K00991.01, KIC 10154388 b, KOI-991 b, KOI-991.01, WISE J194559.05+471058.1 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) 0.1008 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0330
Orbital Period(Observed/Estimated) 12.06 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.5690
Star Radiation at Atmospheric Boundary: 83427.7 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 758.5 (K)
Blackbody T 0.3(K) 712.3 (K)
Blackbody T 0.7(K) 576.4 (K)
Tidally Locked Blackbody T 0.1(K) 902.0 (K)
Tidally Locked Blackbody T 0.3(K) 847.1 (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-744
Alternate Name : "2MASS J19455907+4710583, KIC 10154388, KOI-991, WISE J194559.05+471058.1"
Star Distance(LY) : 1467.2
Stellar Radius(Rsun) : 0.9 (Rsun Measured)
Stellar Mass(Msun) : 0.9 (Msun Measured) 0.9 (Msun Estimated)
Star Age : 5.1 (GY)
Temperature : 5495 (K)
Spectral type : G6
UV portion[%]: 7.2
Visible portion[%]: 43.8
IR portion[%]: 48.9
Metalicity : 0.0
Absolute Magnitude: 4.1
Apparent Magnitude: 12.4
Right Ascension(RA) 296.4961
Declination (DEC) 47.1829
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 636 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-744+&submit=SIMBAD+search0
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-744%20b/
Kepler-744 b
Kepler-744 b

  • Kepler-744 b is an exoplanet orbiting the star Kepler-744, located about 1467.2 light-years (449.8 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-744 has apparent magnitude of 12.4, with absolute magnitude of 4.1.
  • It is 0.9 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5495 with its spectral types of G6
  • In this planetary system, the extrasolar planet Kepler-744 b orbits around the star Kepler-744 every 12.1 days with its orbital distance of 0.10 AU ( 15084334.3 km)
  • (Projected orbit of Kepler-744 b around its host star Kepler-744)


  • The Star Kepler-744 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.570 AU ( 85233762.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.788 AU ( 117815334.3 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.200 AU ( 179524497.0 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.766 AU ( 264178161.7 km)
  • Radiation at Planetary Boundary of Kepler-744 b : 83427.73 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-744)



  • Kopparapu Recent Venus for Star Kepler-744 distance : 0.600 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-744 distance : 0.760 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-744 distance : 0.734 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-744 distance : 0.805 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-744 distance : 1.354 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-744 distance : 1.428 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-744)



  • Original Kopparapu Recent Venus for Star Kepler-744 distance : 0.598 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-744 distance : 0.782 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-744 distance : 0.791 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-744 distance : 1.377 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-744 distance : 1.432 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-744)



    (Position in Stellar Map of star Kepler-744 and its Exoplanet Kepler-744 b)



    (Zoomed position in Stellar Map of star Kepler-744 and its Exoplanet Kepler-744 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-744*)
    *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