🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.52 AU - 0.54 AU

Year: 253 Days

Day: 39.9 Hours

Environment

Temp: -116 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617

Radius: 11.1

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.98 AU - 1.1 AU

Year: 696 Days

Day: 8.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,126,886 km

• M1: 138,079 km (0.045 R)
• M2: 527,632 km (0.085 R)
• M3: 881,879 km (0.107 R)
• M4: 1,276,818 km (0.081 R)
• M5: 1,694,046 km (0.049 R)
• M6: 2,061,608 km (0.061 R)
• M7: 2,556,927 km (0.078 R)
• M8: 3,118,368 km (0.102 R)
• M9: 3,663,801 km (0.063 R)
• M10: 4,062,031 km (0.065 R)
• M11: 4,410,744 km (0.099 R)
• M12: 4,895,740 km (0.079 R)
• M13: 5,488,447 km (0.105 R)
• M14: 5,840,002 km (0.119 R)
• M15: 6,507,059 km (0.085 R)
• M16: 7,180,698 km (0.101 R)
• M17: 7,784,774 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.2

Radius: 10.1

Gravity: 8.24 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.99 AU - 1.33 AU

Year: 820 Days

Day: 11.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,126,886 km

• M1: 125,662 km (0.084 R)
• M2: 450,589 km (0.111 R)
• M3: 1,222,514 km (0.087 R)
• M4: 1,540,110 km (0.075 R)
• M5: 1,980,377 km (0.107 R)
• M6: 2,370,079 km (0.074 R)
• M7: 2,725,673 km (0.088 R)
• M8: 3,751,915 km (0.094 R)
• M9: 4,420,467 km (0.093 R)
• M10: 4,801,194 km (0.118 R)
• M11: 5,298,457 km (0.111 R)
• M12: 6,203,525 km (0.062 R)
• M13: 6,999,086 km (0.101 R)
• M14: 8,659,323 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.1

Radius: 8.9

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.11 AU - 1.43 AU

Year: 939 Days

Day: 9.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 68,126,886 km

• M1: 117,285 km (0.115 R)
• M2: 772,972 km (0.036 R)
• M3: 1,288,187 km (0.085 R)
• M4: 2,258,479 km (0.055 R)
• M5: 2,665,385 km (0.084 R)
• M6: 3,573,893 km (0.101 R)
• M7: 4,056,197 km (0.119 R)
• M8: 4,457,269 km (0.118 R)
• M9: 6,957,498 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.4

Radius: 8.8

Gravity: 10.58 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.9 AU - 2.72 AU

Year: 2303 Days

Day: 8.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,126,886 km

• M1: 109,506 km (0.095 R)
• M2: 420,968 km (0.12 R)
• M3: 952,789 km (0.07 R)
• M4: 1,419,534 km (0.1 R)
• M5: 2,185,475 km (0.078 R)
• M6: 2,675,708 km (0.082 R)
• M7: 2,955,456 km (0.045 R)
• M8: 4,113,642 km (0.09 R)
• M9: 4,596,095 km (0.067 R)
• M10: 4,930,746 km (0.118 R)
• M11: 5,750,243 km (0.09 R)
• M12: 6,546,104 km (0.076 R)
• M13: 7,719,101 km (0.102 R)
• M14: 8,193,176 km (0.09 R)
• M15: 8,889,554 km (0.042 R)
• M16: 9,269,682 km (0.102 R)
• M17: 9,951,998 km (0.054 R)
• M18: 11,335,928 km (0.115 R)
• M19: 12,583,874 km (0.088 R)
• M20: 13,967,056 km (0.117 R)
• M21: 14,292,880 km (0.113 R)
• M22: 15,105,495 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.9

Radius: 11.3

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.01 AU - 3.01 AU

Year: 2609 Days

Day: 13.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 68,126,886 km

• M1: 140,472 km (0.113 R)
• M2: 598,541 km (0.12 R)
• M3: 980,464 km (0.114 R)
• M4: 1,644,230 km (0.081 R)
• M5: 2,646,985 km (0.117 R)
• M6: 3,000,484 km (0.105 R)
• M7: 3,894,930 km (0.099 R)
• M8: 4,404,909 km (0.061 R)
• M9: 5,897,148 km (0.12 R)
• M10: 6,792,192 km (0.07 R)
• M11: 7,677,961 km (0.083 R)
• M12: 8,639,127 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 559.1

Radius: 6

Gravity: 15.53 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 5.48 AU - 7.62 AU

Year: 10997 Days

Day: 16.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,126,886 km

• M1: 74,649 km (0.105 R)
• M2: 321,336 km (0.065 R)
• M3: 819,198 km (0.094 R)
• M4: 1,439,880 km (0.091 R)
• M5: 1,882,091 km (0.065 R)
• M6: 2,547,502 km (0.076 R)
• M7: 3,579,727 km (0.087 R)
• M8: 4,051,260 km (0.079 R)
• M9: 4,959,020 km (0.084 R)
• M10: 10,011,090 km (0.086 R)
• M11: 12,160,512 km (0.038 R)
• M12: 12,920,469 km (0.079 R)
• M13: 16,348,803 km (0.09 R)
• M14: 17,273,767 km (0.088 R)
• M15: 20,016,793 km (0.106 R)
• M16: 23,657,557 km (0.081 R)
• M17: 26,155,841 km (0.058 R)
• M18: 28,926,843 km (0.114 R)
• M19: 31,996,741 km (0.039 R)
• M20: 43,968,759 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74

Radius: 5.7

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 7.46 AU - 11.14 AU

Year: 18605 Days

Day: 17.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,126,886 km

• M1: 78,389 km (0.12 R)
• M2: 296,204 km (0.081 R)
• M3: 559,346 km (0.052 R)
• M4: 920,177 km (0.062 R)
• M5: 1,873,713 km (0.1 R)
• M6: 2,115,164 km (0.102 R)
• M7: 4,642,321 km (0.07 R)
• M8: 5,962,373 km (0.084 R)
• M9: 7,626,948 km (0.103 R)
• M10: 9,844,138 km (0.089 R)
• M11: 11,690,026 km (0.039 R)
• M12: 12,457,463 km (0.112 R)
• M13: 16,677,919 km (0.034 R)
• M14: 17,386,863 km (0.114 R)
• M15: 18,250,192 km (0.053 R)
• M16: 19,563,063 km (0.05 R)
• M17: 20,134,228 km (0.098 R)
• M18: 27,346,192 km (0.108 R)
• M19: 33,408,346 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363.8

Radius: 4.7

Gravity: 16.47 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 9.69 AU - 11.89 AU

Year: 23251 Days

Day: 17.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,126,886 km

• M1: 58,493 km (0.06 R)
• M2: 442,361 km (0.063 R)
• M3: 1,505,104 km (0.106 R)
• M4: 1,878,052 km (0.097 R)
• M5: 2,373,669 km (0.092 R)
• M6: 2,733,751 km (0.115 R)
• M7: 3,506,275 km (0.108 R)
• M8: 3,764,032 km (0.057 R)
• M9: 5,395,247 km (0.119 R)
• M10: 5,546,191 km (0.072 R)
• M11: 6,428,071 km (0.105 R)
• M12: 6,684,033 km (0.102 R)
• M13: 6,858,314 km (0.052 R)
• M14: 7,216,152 km (0.038 R)
• M15: 9,795,968 km (0.106 R)
• M16: 12,076,438 km (0.088 R)
• M17: 15,281,871 km (0.115 R)
• M18: 16,756,607 km (0.113 R)
• M19: 19,099,011 km (0.046 R)
• M20: 20,348,153 km (0.058 R)
• M21: 22,032,924 km (0.099 R)
• M22: 42,156,680 km (0.104 R)
• M23: 46,129,700 km (0.064 R)
• M24: 51,861,842 km (0.075 R)
• M25: 53,235,599 km (0.105 R)
• M26: 56,594,969 km (0.05 R)
• M27: 59,905,420 km (0.093 R)
• M28: 67,516,062 km (0.052 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 14,920 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit