🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431

Radius: 13.4

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.58 AU - 0.78 AU

Year: 368 Days

Day: 10.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 54,524,591 km

• M1: 166,652 km (0.062 R)
• M2: 747,241 km (0.067 R)
• M3: 1,204,562 km (0.113 R)
• M4: 1,642,136 km (0.098 R)
• M5: 2,641,898 km (0.097 R)
• M6: 3,138,863 km (0.095 R)
• M7: 4,014,459 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.5

Radius: 11.9

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.26 AU - 1.58 AU

Year: 1110 Days

Day: 11 Hours

Environment

Temp: -179 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,524,591 km

• M1: 148,251 km (0.11 R)
• M2: 695,780 km (0.088 R)
• M3: 1,140,684 km (0.076 R)
• M4: 1,590,225 km (0.093 R)
• M5: 2,137,006 km (0.088 R)
• M6: 2,521,023 km (0.084 R)
• M7: 3,156,814 km (0.036 R)
• M8: 3,628,048 km (0.073 R)
• M9: 4,512,470 km (0.119 R)
• M10: 6,002,764 km (0.033 R)
• M11: 6,801,168 km (0.099 R)
• M12: 7,338,374 km (0.11 R)
• M13: 7,798,836 km (0.12 R)
• M14: 8,920,222 km (0.078 R)
• M15: 9,898,442 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.9

Radius: 9.5

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.12 AU - 2.86 AU

Year: 2578 Days

Day: 13.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,524,591 km

• M1: 118,930 km (0.082 R)
• M2: 422,315 km (0.117 R)
• M3: 1,375,403 km (0.108 R)
• M4: 1,899,444 km (0.051 R)
• M5: 2,464,475 km (0.046 R)
• M6: 2,874,074 km (0.11 R)
• M7: 3,241,038 km (0.065 R)
• M8: 3,889,844 km (0.109 R)
• M9: 4,644,864 km (0.099 R)
• M10: 5,033,968 km (0.109 R)
• M11: 5,494,580 km (0.113 R)
• M12: 6,444,527 km (0.111 R)
• M13: 7,226,026 km (0.094 R)
• M14: 12,365,910 km (0.119 R)
• M15: 12,670,940 km (0.089 R)
• M16: 13,616,548 km (0.065 R)
• M17: 15,446,130 km (0.104 R)
• M18: 17,055,653 km (0.072 R)
• M19: 17,818,004 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.7

Radius: 13.3

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.66 AU - 3.46 AU

Year: 3511 Days

Day: 9.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,524,591 km

• M1: 166,353 km (0.069 R)
• M2: 585,526 km (0.115 R)
• M3: 1,026,391 km (0.101 R)
• M4: 1,471,295 km (0.107 R)
• M5: 1,982,471 km (0.045 R)
• M6: 2,627,836 km (0.09 R)
• M7: 3,334,985 km (0.118 R)
• M8: 4,596,095 km (0.08 R)
• M9: 5,131,057 km (0.115 R)
• M10: 8,494,018 km (0.07 R)
• M11: 12,731,228 km (0.072 R)
• M12: 13,205,902 km (0.115 R)
• M13: 14,140,589 km (0.033 R)
• M14: 16,196,812 km (0.09 R)
• M15: 18,146,072 km (0.079 R)
• M16: 18,992,497 km (0.087 R)
• M17: 20,440,155 km (0.087 R)
• M18: 23,839,169 km (0.042 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.1

Radius: 9.5

Gravity: 7.8 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 4.74 AU - 4.84 AU

Year: 6877 Days

Day: 10.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,524,591 km

• M1: 118,482 km (0.112 R)
• M2: 471,084 km (0.091 R)
• M3: 908,059 km (0.11 R)
• M4: 1,215,931 km (0.115 R)
• M5: 1,915,302 km (0.108 R)
• M6: 2,614,073 km (0.052 R)
• M7: 4,484,495 km (0.063 R)
• M8: 4,842,782 km (0.055 R)
• M9: 6,267,403 km (0.115 R)
• M10: 6,681,041 km (0.059 R)
• M11: 7,756,350 km (0.116 R)
• M12: 9,290,925 km (0.044 R)
• M13: 10,293,979 km (0.042 R)
• M14: 10,968,965 km (0.086 R)
• M15: 13,060,493 km (0.068 R)
• M16: 13,622,382 km (0.055 R)
• M17: 15,779,284 km (0.077 R)
• M18: 16,611,198 km (0.06 R)
• M19: 16,938,817 km (0.068 R)
• M20: 17,337,795 km (0.118 R)
• M21: 21,523,543 km (0.117 R)
• M22: 25,115,987 km (0.048 R)
• M23: 28,151,926 km (0.049 R)
• M24: 29,279,445 km (0.105 R)
• M25: 29,661,817 km (0.066 R)
• M26: 30,241,808 km (0.065 R)
• M27: 32,026,810 km (0.049 R)
• M28: 33,151,786 km (0.085 R)
• M29: 37,017,544 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 272.4

Radius: 4.2

Gravity: 15.44 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 7.52 AU - 11.5 AU

Year: 19239 Days

Day: 21.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,524,591 km

• M1: 52,359 km (0.1 R)
• M2: 195,375 km (0.091 R)
• M3: 419,921 km (0.077 R)
• M4: 714,928 km (0.089 R)
• M5: 944,860 km (0.079 R)
• M6: 1,353,412 km (0.048 R)
• M7: 1,904,979 km (0.08 R)
• M8: 3,308,357 km (0.108 R)
• M9: 4,323,079 km (0.12 R)
• M10: 5,016,017 km (0.106 R)
• M11: 5,183,267 km (0.117 R)
• M12: 6,152,063 km (0.098 R)
• M13: 8,487,435 km (0.103 R)
• M14: 9,414,942 km (0.086 R)
• M15: 10,300,262 km (0.108 R)
• M16: 11,468,771 km (0.088 R)
• M17: 12,355,737 km (0.077 R)
• M18: 12,599,731 km (0.108 R)
• M19: 18,736,236 km (0.111 R)
• M20: 19,630,981 km (0.103 R)
• M21: 24,058,778 km (0.113 R)
• M22: 27,733,500 km (0.103 R)
• M23: 30,862,340 km (0.115 R)
• M24: 37,300,284 km (0.066 R)
• M25: 38,195,179 km (0.09 R)
• M26: 40,428,077 km (0.047 R)
• M27: 50,075,793 km (0.117 R)
• M28: 54,035,798 km (0.076 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 12,912 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit