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Planetary data:
Name: Darwin
Orbital period in years: 1.72
Orbital period in days: 628.80
Orbital period in hours: 15091.10
Orbital radius (mean) km: 224.89E+6
Planetary diameter, km: 11631
Surface g, m/s/s: 9.21
Earth gravities: 0.94
Planetary mass, kg: 4.67E+24
Planetary mass, Earths: 0.78
Planetary volume, m^3: 823.86E+18
Planetary volume, Earths: 0.76
Approximate planetary temperature, K: 296.47
Density, g/cm^3: 5.67
Axial tilt, degrees: 0.98
Rotational period, hrs: 20.63
Atmospheric composition:
Pressure in millibars:
Hydrogen (H2): 0.00
Helium (He): 2.09
Oxygen (O2): 241.94
Nitrogen (N2): 815.55
Carbon dioxide (CO2): 82.71
Ammonia (NH3): 0.00
Methane (CH4): 6.05
Sulphur dioxide (SO2): 4.81
Hydrogen sulphide (H2S): 0.00
Total atmospheric pressure, bar: 1.15
Atmospheric gas speed analysis
Numbers reflect escape velocity/r.m.s. speeds of molecules
Hydrogen (H2): 2.80
Helium (He): 5.60
Oxygen (O2): 44.79
Nitrogen (N2): 39.19
Carbon dioxide (CO2): 61.58
Argon (Ar): 55.98
Krypton (Kr): 117.56
Neon (Ne): 28.27
Water Vapour (H20): 22.39
Methane (CH4): 22.39
Ozone (O3): 67.18
Sulphur Dioxide (SO2): 89.57
Benzene (C6H6): 25.19
Ethane (C2H6): 41.99
Hydrogen Sulphide (H2S): 47.58
Ammonia (NH3): 23.79
Surface hydrosphere:
Potential surface liquids:
Water (H2O): yes
Ammonia (NH3): only as solute
Sulphur dioxide (SO2): only as solute
Carbon dioxide (CO2): No
Oxygen (O2): No
Nitrogen (N2): No
Neon (Ne): No
Deuterium (D): No
Hydrogen (H): No
Helium (He): No
Arbitrary condensation points for compounds in the formation region. numbers approaching one indicate a relatively high acquisition rate, where as higher or lower numbers indicate less abundant compounds.
TiC: 0.43
Al2O3: 0.46
C (graphite): 0.47
SiC: 0.47
CaAl2O19: 0.47
CaTiO3: 0.49
Ca2Al2O4: 0.50
MgAl2O4: 0.54
Fe3C: 0.56
Fe: 0.56
Mg2SiO4: 0.57
AlN: 0.58
CaS: 0.60
Mg2SiO4: 0.71
TiN: 0.80
FeS: 1.48
FeO: 1.48
Ca2Mg5Si8O22: 1.35
H2O: 1.09
NH3: 1.52
H2SO4: 1.05
C6H6: 1.14
CH4: 3.06
CO2: 0.98
N2: 2.35
O2: 1.93
H2: 8.98
He: 59.29
Habitable zone description:
Planetary conditions: ideal, optimal ecology
Mean temperature, K: 296.47
life: Indigenous
Atmosphere: Unbreathable, but only because of elevated CO2 and CH4
Temperature at perihelion, K: 314
Temperature at aphelion, K: 281
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