🌌 Stone's Star System Generator

Asteroid Belt

Center: 3.1 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.7

Radius: 11.4

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 6.05 AU - 6.36 AU

Year: 5816 Days

Day: 12.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,760,149 km

• M1: 141,819 km (0.091 R)
• M2: 504,444 km (0.094 R)
• M3: 888,611 km (0.058 R)
• M4: 1,616,704 km (0.074 R)
• M5: 2,011,792 km (0.06 R)
• M6: 2,652,969 km (0.039 R)
• M7: 3,083,811 km (0.078 R)
• M8: 3,723,192 km (0.101 R)
• M9: 4,917,282 km (0.097 R)
• M10: 5,920,186 km (0.09 R)
• M11: 6,317,069 km (0.11 R)
• M12: 6,981,882 km (0.102 R)
• M13: 9,347,025 km (0.112 R)
• M14: 9,932,551 km (0.042 R)
• M15: 12,468,983 km (0.098 R)
• M16: 15,286,060 km (0.105 R)
• M17: 16,419,862 km (0.107 R)
• M18: 16,810,014 km (0.103 R)
• M19: 17,273,019 km (0.094 R)
• M20: 22,621,891 km (0.099 R)
• M21: 23,349,535 km (0.115 R)
• M22: 32,927,838 km (0.079 R)
• M23: 33,444,848 km (0.081 R)
• M24: 36,883,804 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 8.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.6

Radius: 13.6

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 8.12 AU - 8.6 AU

Year: 9106 Days

Day: 6.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,760,149 km

• M1: 176,974 km (0.094 R)
• M2: 618,138 km (0.035 R)
• M3: 1,546,094 km (0.116 R)
• M4: 2,155,257 km (0.11 R)
• M5: 3,464,986 km (0.107 R)
• M6: 4,816,453 km (0.066 R)
• M7: 6,457,392 km (0.109 R)
• M8: 7,631,287 km (0.093 R)
• M9: 8,714,375 km (0.098 R)
• M10: 9,604,034 km (0.062 R)
• M11: 12,815,002 km (0.091 R)
• M12: 13,717,975 km (0.104 R)
• M13: 16,333,694 km (0.061 R)
• M14: 18,128,270 km (0.069 R)
• M15: 28,805,818 km (0.086 R)
• M16: 31,202,525 km (0.089 R)
• M17: 33,504,538 km (0.054 R)
• M18: 38,198,620 km (0.081 R)
• M19: 39,062,996 km (0.083 R)
• M20: 44,660,799 km (0.115 R)
• M21: 45,896,627 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 8.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.9

Radius: 12.4

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 6.84 AU - 10.96 AU

Year: 10003 Days

Day: 12.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 55,760,149 km

• M1: 154,235 km (0.068 R)
• M2: 561,291 km (0.037 R)
• M3: 1,008,290 km (0.059 R)
• M4: 1,418,188 km (0.065 R)
• M5: 2,038,720 km (0.044 R)
• M6: 2,459,987 km (0.104 R)
• M7: 3,931,582 km (0.111 R)
• M8: 5,925,123 km (0.099 R)
• M9: 7,665,096 km (0.12 R)
• M10: 9,675,392 km (0.088 R)
• M11: 14,205,215 km (0.074 R)
• M12: 15,361,308 km (0.055 R)
• M13: 15,962,392 km (0.075 R)
• M14: 16,371,692 km (0.087 R)
• M15: 17,211,684 km (0.098 R)
• M16: 22,268,541 km (0.104 R)
• M17: 25,549,671 km (0.108 R)
• M18: 26,016,416 km (0.046 R)
• M19: 29,039,041 km (0.092 R)
• M20: 30,165,513 km (0.099 R)
• M21: 30,582,442 km (0.098 R)
• M22: 32,179,848 km (0.099 R)
• M23: 34,282,147 km (0.081 R)
• M24: 34,964,762 km (0.107 R)
• M25: 39,251,938 km (0.063 R)
• M26: 39,873,816 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779

Radius: 9.8

Gravity: 8.11 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 8.92 AU - 11.76 AU

Year: 12526 Days

Day: 9.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,760,149 km

• M1: 121,922 km (0.106 R)
• M2: 690,394 km (0.108 R)
• M3: 1,072,617 km (0.087 R)
• M4: 1,381,836 km (0.084 R)
• M5: 1,800,560 km (0.074 R)
• M6: 2,131,919 km (0.087 R)
• M7: 2,896,813 km (0.06 R)
• M8: 3,381,211 km (0.064 R)
• M9: 3,697,311 km (0.073 R)
• M10: 5,622,786 km (0.089 R)
• M11: 6,457,990 km (0.12 R)
• M12: 9,105,723 km (0.109 R)
• M13: 9,565,138 km (0.064 R)
• M14: 10,365,038 km (0.098 R)
• M15: 12,342,572 km (0.07 R)
• M16: 15,117,314 km (0.117 R)
• M17: 16,499,598 km (0.034 R)
• M18: 18,283,403 km (0.042 R)
• M19: 20,624,011 km (0.109 R)
• M20: 21,150,446 km (0.113 R)
• M21: 22,230,244 km (0.103 R)
• M22: 24,014,348 km (0.102 R)
• M23: 25,993,378 km (0.096 R)
• M24: 27,336,767 km (0.05 R)
• M25: 35,624,938 km (0.08 R)
• M26: 38,062,186 km (0.107 R)
• M27: 41,020,783 km (0.082 R)
• M28: 45,592,943 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355.6

Radius: 4.9

Gravity: 14.81 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 12.45 AU - 13.31 AU

Year: 17414 Days

Day: 23.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,760,149 km

• M1: 61,485 km (0.096 R)
• M2: 334,650 km (0.03 R)
• M3: 520,002 km (0.094 R)
• M4: 811,868 km (0.049 R)
• M5: 1,231,938 km (0.027 R)
• M6: 1,505,403 km (0.063 R)
• M7: 2,044,405 km (0.078 R)
• M8: 2,368,134 km (0.098 R)
• M9: 2,681,392 km (0.078 R)
• M10: 2,905,191 km (0.109 R)
• M11: 4,306,624 km (0.039 R)
• M12: 5,880,842 km (0.095 R)
• M13: 6,298,070 km (0.091 R)
• M14: 8,686,251 km (0.061 R)
• M15: 9,531,628 km (0.097 R)
• M16: 9,790,283 km (0.115 R)
• M17: 10,321,804 km (0.116 R)
• M18: 10,872,474 km (0.053 R)
• M19: 11,558,679 km (0.086 R)
• M20: 13,922,176 km (0.066 R)
• M21: 14,390,118 km (0.052 R)
• M22: 15,076,623 km (0.116 R)
• M23: 21,286,730 km (0.085 R)
• M24: 23,371,526 km (0.118 R)
• M25: 26,594,911 km (0.077 R)
• M26: 29,552,311 km (0.106 R)
• M27: 32,371,633 km (0.06 R)
• M28: 42,869,963 km (0.071 R)
• M29: 43,858,954 km (0.117 R)
• M30: 51,053,415 km (0.069 R)
• M31: 55,260,406 km (0.055 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 175 - 14,389 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit