Imaginary Picture of Kepler-1744 b

Display orbital revolution of Kepler-1744 b around the hoststar Kepler-1744
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Exoplanet Name : Kepler-1744 b
Alternate Name : "KOI-1359 b, KOI-1359.01"
Status : Confirmed
Radius (Rjup / Re): 0.3361 (Rjup) 3.7670 (Rearth)
Mass (Mjup / Me): 0.0285 (Mjup) 9.0571 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.2093 (AU) 0.2093 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.1016
Orbital Period(Observed/Estimated) 37.10 (Days Obs.) 34.97 (Days Est.)
Surface Gravity (G Earth) 0.6383
Star Radiation at Atmospheric Boundary: 24780.9 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 560.0 (K)
Blackbody T 0.3(K) 525.9 (K)
Blackbody T 0.7(K) 425.5 (K)
Tidally Locked Blackbody T 0.1(K) 665.9 (K)
Tidally Locked Blackbody T 0.3(K) 625.4 (K)
Size Class: Neptune-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection : Primary Transit
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : Kepler-1744
Alternate Name : "6946199, KOI-1359"
Star Distance(LY) : 3560.4
Stellar Radius(Rsun) : 0.9 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 0.9 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5623 (K)
Spectral type : G3V
UV portion[%]: 7.4
Visible portion[%]: 44.0
IR portion[%]: 48.6
Metalicity : -0.2
Absolute Magnitude: 5.4
Apparent Magnitude: 15.6
Right Ascension(RA) 291.0207
Declination (DEC) 42.4624
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal
Discovery Paper - URL
SIMBAD LINK
Open Exoplanet Database Link
Kepler-1744 b
Kepler-1744 b

  • Kepler-1744 b is an exoplanet orbiting the star Kepler-1744, located about 3560.4 light-years (1091.6 pc) away from Solar System. Its discovery was publicly announced on 2017.
  • The host star Kepler-1744 has apparent magnitude of 15.6, with absolute magnitude of 5.4.
  • It is 1.0 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5623 with its spectral types of G3V
  • In this planetary system, the extrasolar planet Kepler-1744 b orbits around the star Kepler-1744 every 37.1 days with its orbital distance of 0.21 AU ( 31310834.3 km)
  • (Projected orbit of Kepler-1744 b around its host star Kepler-1744)


  • The Star Kepler-1744 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.645 AU ( 96423724.5 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.891 AU ( 133282785.9 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.358 AU ( 203093470.2 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.998 AU ( 298860938.4 km)
  • Radiation at Planetary Boundary of Kepler-1744 b : 24780.95 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1744)



  • Kopparapu Recent Venus for Star Kepler-1744 distance : 0.674 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-1744 distance : 0.854 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1744 distance : 0.825 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-1744 distance : 0.904 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1744 distance : 1.514 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-1744 distance : 1.597 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1744)



  • Original Kopparapu Recent Venus for Star Kepler-1744 distance : 0.673 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1744 distance : 0.878 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1744 distance : 0.891 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1744 distance : 1.541 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1744 distance : 1.602 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1744)



    (Position in Stellar Map of star Kepler-1744 and its Exoplanet Kepler-1744 b)



    (Zoomed position in Stellar Map of star Kepler-1744 and its Exoplanet Kepler-1744 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-1744*)
    *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