🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.2

Radius: 8.9

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.24 AU - 1.68 AU

Year: 1240 Days

Day: 10.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 154.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 36,553,923 km

• M1: 110,702 km (0.109 R)
• M2: 481,107 km (0.103 R)
• M3: 880,084 km (0.102 R)
• M4: 1,561,951 km (0.116 R)
• M5: 1,928,765 km (0.037 R)
• M6: 2,883,798 km (0.105 R)
• M7: 3,821,478 km (0.081 R)
• M8: 4,652,793 km (0.096 R)
• M9: 5,137,191 km (0.052 R)
• M10: 5,729,150 km (0.087 R)
• M11: 6,345,642 km (0.089 R)
• M12: 7,069,995 km (0.117 R)
• M13: 7,396,867 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.8

Radius: 12.7

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.2 AU - 3.38 AU

Year: 3276 Days

Day: 8.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,553,923 km

• M1: 159,172 km (0.048 R)
• M2: 719,267 km (0.113 R)
• M3: 1,178,981 km (0.101 R)
• M4: 2,045,900 km (0.098 R)
• M5: 2,465,523 km (0.115 R)
• M6: 3,482,638 km (0.077 R)
• M7: 4,254,713 km (0.056 R)
• M8: 4,738,812 km (0.075 R)
• M9: 5,740,070 km (0.104 R)
• M10: 7,267,764 km (0.072 R)
• M11: 8,359,828 km (0.09 R)
• M12: 10,908,527 km (0.097 R)
• M13: 11,608,645 km (0.113 R)
• M14: 14,032,430 km (0.025 R)
• M15: 14,860,753 km (0.042 R)
• M16: 16,348,803 km (0.115 R)
• M17: 19,026,755 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.5

Radius: 14.3

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.43 AU - 3.81 AU

Year: 4841 Days

Day: 6.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,553,923 km

• M1: 177,872 km (0.078 R)
• M2: 647,908 km (0.046 R)
• M3: 1,526,945 km (0.071 R)
• M4: 2,334,774 km (0.078 R)
• M5: 4,133,090 km (0.084 R)
• M6: 5,230,241 km (0.055 R)
• M7: 5,931,705 km (0.053 R)
• M8: 6,634,366 km (0.101 R)
• M9: 7,590,147 km (0.091 R)
• M10: 8,527,228 km (0.08 R)
• M11: 9,193,986 km (0.094 R)
• M12: 10,341,102 km (0.055 R)
• M13: 12,587,314 km (0.108 R)
• M14: 15,089,189 km (0.11 R)
• M15: 17,846,876 km (0.104 R)
• M16: 18,327,086 km (0.1 R)
• M17: 21,797,906 km (0.089 R)
• M18: 23,117,060 km (0.059 R)
• M19: 24,268,515 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.1

Radius: 14.1

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.15 AU - 4.35 AU

Year: 6159 Days

Day: 11 Hours

Environment

Temp: -222 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 36,553,923 km

• M1: 176,077 km (0.084 R)
• M2: 4,227,935 km (0.029 R)
• M3: 5,358,147 km (0.11 R)
• M4: 6,192,454 km (0.088 R)
• M5: 8,000,793 km (0.12 R)
• M6: 12,676,475 km (0.109 R)
• M7: 15,894,624 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 660.1

Radius: 3.2

Gravity: 64.46 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 4.78 AU - 7.2 AU

Year: 10305 Days

Day: 19.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 77.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 36,553,923 km

• M1: 39,943 km (0.1 R)
• M2: 199,414 km (0.111 R)
• M3: 408,851 km (0.091 R)
• M4: 868,715 km (0.086 R)
• M5: 1,088,025 km (0.084 R)
• M6: 1,382,434 km (0.102 R)
• M7: 1,838,109 km (0.062 R)
• M8: 2,329,239 km (0.087 R)
• M9: 2,584,902 km (0.058 R)
• M10: 2,858,815 km (0.09 R)
• M11: 3,718,704 km (0.092 R)
• M12: 4,676,579 km (0.072 R)
• M13: 5,179,677 km (0.079 R)
• M14: 5,648,666 km (0.068 R)
• M15: 6,072,626 km (0.093 R)
• M16: 7,597,328 km (0.108 R)
• M17: 7,724,187 km (0.026 R)
• M18: 8,606,665 km (0.057 R)
• M19: 9,311,121 km (0.091 R)
• M20: 10,994,546 km (0.093 R)
• M21: 14,361,396 km (0.071 R)
• M22: 14,751,397 km (0.062 R)
• M23: 17,904,172 km (0.025 R)
• M24: 19,047,399 km (0.111 R)
• M25: 19,203,430 km (0.074 R)
• M26: 21,142,517 km (0.103 R)
• M27: 21,309,768 km (0.118 R)
• M28: 25,593,802 km (0.073 R)
• M29: 26,650,412 km (0.101 R)
• M30: 26,943,624 km (0.12 R)
• M31: 28,747,774 km (0.116 R)
• M32: 33,720,856 km (0.102 R)
• M33: 40,769,309 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904

Radius: 5.1

Gravity: 34.76 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 8.14 AU - 9.1 AU

Year: 17790 Days

Day: 24.9 Hours

Environment

Temp: -242 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 36,553,923 km

• M1: 63,429 km (0.06 R)
• M2: 289,023 km (0.084 R)
• M3: 536,159 km (0.049 R)
• M4: 1,077,254 km (0.118 R)
• M5: 1,254,229 km (0.055 R)
• M6: 1,548,039 km (0.093 R)
• M7: 2,295,131 km (0.082 R)
• M8: 3,427,287 km (0.1 R)
• M9: 3,632,087 km (0.11 R)
• M10: 4,816,902 km (0.099 R)
• M11: 5,536,318 km (0.102 R)
• M12: 6,152,960 km (0.113 R)
• M13: 7,138,661 km (0.101 R)
• M14: 7,818,284 km (0.083 R)
• M15: 8,862,627 km (0.1 R)
• M16: 9,879,144 km (0.094 R)
• M17: 10,598,411 km (0.112 R)
• M18: 11,288,057 km (0.105 R)
• M19: 12,276,001 km (0.111 R)
• M20: 12,895,636 km (0.039 R)
• M21: 14,879,752 km (0.112 R)
• M22: 16,146,846 km (0.075 R)
• M23: 21,440,965 km (0.086 R)
• M24: 21,936,583 km (0.098 R)
• M25: 22,847,784 km (0.094 R)
• M26: 23,053,780 km (0.061 R)
• M27: 25,844,079 km (0.076 R)
• M28: 29,699,366 km (0.048 R)
• M29: 31,444,575 km (0.107 R)
• M30: 44,164,583 km (0.064 R)
• M31: 45,452,022 km (0.103 R)
• M32: 55,543,745 km (0.094 R)
• M33: 61,107,140 km (0.061 R)
• M34: 66,610,098 km (0.054 R)
• M35: 67,030,318 km (0.118 R)
• M36: 70,239,043 km (0.042 R)
• M37: 70,892,935 km (0.094 R)
• M38: 76,499,863 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947.9

Radius: 6.6

Gravity: 21.76 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 7.26 AU - 11.38 AU

Year: 20000 Days

Day: 17.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 36,553,923 km

• M1: 82,129 km (0.084 R)
• M2: 609,761 km (0.111 R)
• M3: 971,788 km (0.115 R)
• M4: 1,805,646 km (0.061 R)
• M5: 2,754,994 km (0.101 R)
• M6: 3,238,345 km (0.038 R)
• M7: 3,470,521 km (0.071 R)
• M8: 4,916,085 km (0.057 R)
• M9: 8,114,039 km (0.107 R)
• M10: 9,450,097 km (0.099 R)
• M11: 12,409,742 km (0.11 R)
• M12: 12,980,906 km (0.053 R)
• M13: 14,958,141 km (0.105 R)
• M14: 19,214,799 km (0.12 R)
• M15: 24,435,316 km (0.081 R)
• M16: 37,857,088 km (0.092 R)
• M17: 42,324,080 km (0.114 R)
• M18: 45,601,470 km (0.108 R)
• M19: 48,517,133 km (0.032 R)
• M20: 51,920,035 km (0.12 R)
• M21: 71,795,160 km (0.102 R)
• M22: 77,392,813 km (0.1 R)
• M23: 84,282,992 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 58.8

Radius: 6.8

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 7.99 AU - 12.31 AU

Year: 22730 Days

Day: 18.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 36,553,923 km

• M1: 84,523 km (0.104 R)
• M2: 371,900 km (0.056 R)
• M3: 876,644 km (0.033 R)
• M4: 2,418,549 km (0.119 R)
• M5: 6,838,418 km (0.115 R)
• M6: 8,200,656 km (0.117 R)
• M7: 12,701,009 km (0.085 R)
• M8: 18,270,986 km (0.111 R)
• M9: 19,826,954 km (0.111 R)
• M10: 22,560,406 km (0.107 R)
• M11: 28,298,083 km (0.063 R)
• M12: 36,226,620 km (0.073 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 14,657 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit