Imaginary Picture of ASol d(2000MY)

Display orbital revolution of ASol d(2000MY) around the hoststar Young Sun(2000MY)
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Exoplanet Name : ASol d(2000MY)
Alternate Name : Earth
Status : Confirmed
Radius (Rjup / Re): 0.0892 (Rjup) 1.0000 (Rearth)
Mass (Mjup / Me): 0.0031 (Mjup) 1.0003 (Mearth)
Semi Major Axis / Orbital Distance Calculated 1.0000 (AU) 1.0000 (AU Est.)
Eccentricity : 0.0170
Orbital Period(Yrs) 1.0000
Orbital Period(Observed/Estimated) 365.26 (Days Obs.) 365.25 (Days Est.)
Surface Gravity (G Earth) 1.0003
Star Radiation at Atmospheric Boundary: 1112.3 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 257.7 (K)
Blackbody T 0.3(K) 242.1 (K)
Blackbody T 0.7(K) 195.8 (K)
Tidally Locked Blackbody T 0.1(K) 306.5 (K)
Tidally Locked Blackbody T 0.3(K) 287.9 (K)
Size Class: Earth-size
Mass Class:
Detection Type :
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Habitable
Habitability by Kopparapu: Habitable
Star Name : Young Sun(2000MY)
Alternate Name :
Star Distance(LY) : 0.0
Stellar Radius(Rsun) : 0.9 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 2.0 (GY)
Temperature : 5706 (K)
Spectral type : G2V
UV portion[%]: 7.6
Visible portion[%]: 44.4
IR portion[%]: 47.9
Metalicity : 0.0
Absolute Magnitude: 25.0
Apparent Magnitude: 22.0
Right Ascension(RA) 0.0000
Declination (DEC) 0.0000
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK
Open Exoplanet Database Link
ASol d(2000MY)
ASol d(2000MY)

  • ASol d(2000MY) is an exoplanet orbiting the star Young Sun(2000MY).
  • The host star Young Sun(2000MY) has apparent magnitude of 22.0, with absolute magnitude of 25.0.
  • It is 1.0 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5706 with its spectral types of G2V
  • In this planetary system, the extrasolar planet ASol d(2000MY) orbits around the star Young Sun(2000MY) every 365.3 days with its orbital distance of 1.00 AU ( 149597870.7 km)
  • (Projected orbit of ASol d(2000MY) around its host star Young Sun(2000MY))


  • The Star Young Sun(2000MY) 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.652 AU ( 97603047.9 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.902 AU ( 134912918.9 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.374 AU ( 205577432.3 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.022 AU ( 302516197.4 km)
  • Radiation at Planetary Boundary of ASol d(2000MY) : 1112.28 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Young Sun(2000MY))



  • Kopparapu Recent Venus for Star Young Sun(2000MY) distance : 0.679 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Young Sun(2000MY) distance : 0.860 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Young Sun(2000MY) distance : 0.831 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Young Sun(2000MY) distance : 0.911 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Young Sun(2000MY) distance : 1.522 AU
  • Kopparapu Outer Boundary for Early Mars for Star Young Sun(2000MY) distance : 1.605 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Young Sun(2000MY))



  • Original Kopparapu Recent Venus for Star Young Sun(2000MY) distance : 0.679 AU
  • Original Kopparapu Runaway Greenhouse for Star Young Sun(2000MY) distance : 0.884 AU
  • Original Kopparapu Moist Greenhouse for Star Young Sun(2000MY) distance : 0.899 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Young Sun(2000MY) distance : 1.548 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Young Sun(2000MY) distance : 1.610 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Young Sun(2000MY))



    (Position in Stellar Map of star Young Sun(2000MY) and its Exoplanet ASol d(2000MY))



    (Zoomed position in Stellar Map of star Young Sun(2000MY) and its Exoplanet ASol d(2000MY) (zoom level 3))

    (Synthetic Spectrum of star Young Sun(2000MY)*)
    *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