🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.3

Radius: 11.5

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.63 AU - 0.63 AU

Year: 333 Days

Day: 10.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 51,012,472 km

• M1: 147,204 km (0.091 R)
• M2: 581,487 km (0.039 R)
• M3: 1,094,458 km (0.08 R)
• M4: 1,649,915 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.6

Radius: 11.5

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.68 AU - 2.64 AU

Year: 2117 Days

Day: 11.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,012,472 km

• M1: 143,016 km (0.074 R)
• M2: 531,671 km (0.094 R)
• M3: 1,248,245 km (0.073 R)
• M4: 2,410,022 km (0.081 R)
• M5: 3,459,152 km (0.052 R)
• M6: 3,916,921 km (0.114 R)
• M7: 4,872,403 km (0.111 R)
• M8: 6,844,402 km (0.112 R)
• M9: 8,798,300 km (0.056 R)
• M10: 10,603,198 km (0.106 R)
• M11: 11,389,933 km (0.098 R)
• M12: 11,835,436 km (0.052 R)
• M13: 12,486,186 km (0.102 R)
• M14: 14,196,838 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687

Radius: 10.7

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.12 AU - 2.68 AU

Year: 2479 Days

Day: 9.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 51,012,472 km

• M1: 133,142 km (0.082 R)
• M2: 988,543 km (0.111 R)
• M3: 1,516,174 km (0.106 R)
• M4: 2,671,519 km (0.112 R)
• M5: 3,470,671 km (0.052 R)
• M6: 3,994,712 km (0.089 R)
• M7: 4,338,338 km (0.083 R)
• M8: 4,879,583 km (0.093 R)
• M9: 6,229,704 km (0.112 R)
• M10: 6,806,105 km (0.088 R)
• M11: 7,814,394 km (0.116 R)
• M12: 8,650,497 km (0.115 R)
• M13: 9,090,315 km (0.112 R)
• M14: 9,868,822 km (0.12 R)
• M15: 12,218,406 km (0.107 R)
• M16: 12,600,329 km (0.042 R)
• M17: 13,568,078 km (0.061 R)
• M18: 13,931,900 km (0.076 R)
• M19: 14,584,446 km (0.114 R)
• M20: 15,750,412 km (0.11 R)
• M21: 18,322,298 km (0.117 R)
• M22: 18,823,302 km (0.044 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.3

Radius: 14.6

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.12 AU - 5.86 AU

Year: 8578 Days

Day: 9.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,012,472 km

• M1: 182,809 km (0.036 R)
• M2: 657,183 km (0.101 R)
• M3: 1,361,341 km (0.095 R)
• M4: 1,983,518 km (0.068 R)
• M5: 2,548,849 km (0.05 R)
• M6: 3,374,479 km (0.084 R)
• M7: 3,838,681 km (0.106 R)
• M8: 5,221,564 km (0.063 R)
• M9: 5,879,496 km (0.115 R)
• M10: 8,995,021 km (0.103 R)
• M11: 9,483,757 km (0.108 R)
• M12: 10,131,366 km (0.051 R)
• M13: 14,596,863 km (0.112 R)
• M14: 16,229,574 km (0.119 R)
• M15: 16,689,438 km (0.114 R)
• M16: 19,633,374 km (0.107 R)
• M17: 23,906,787 km (0.082 R)
• M18: 26,803,450 km (0.115 R)
• M19: 39,665,875 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 747.2

Radius: 6.9

Gravity: 15.69 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 8.7 AU - 9.46 AU

Year: 18246 Days

Day: 16 Hours

Environment

Temp: -227 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,012,472 km

• M1: 85,869 km (0.081 R)
• M2: 300,991 km (0.067 R)
• M3: 551,717 km (0.031 R)
• M4: 1,486,554 km (0.11 R)
• M5: 1,994,289 km (0.119 R)
• M6: 2,299,469 km (0.083 R)
• M7: 2,611,979 km (0.093 R)
• M8: 3,406,044 km (0.082 R)
• M9: 3,723,341 km (0.086 R)
• M10: 3,997,554 km (0.095 R)
• M11: 5,307,583 km (0.103 R)
• M12: 5,577,009 km (0.086 R)
• M13: 6,747,014 km (0.074 R)
• M14: 7,972,519 km (0.097 R)
• M15: 8,224,143 km (0.098 R)
• M16: 8,585,422 km (0.047 R)
• M17: 11,354,628 km (0.069 R)
• M18: 11,932,973 km (0.069 R)
• M19: 13,500,011 km (0.081 R)
• M20: 14,148,967 km (0.097 R)
• M21: 15,431,170 km (0.079 R)
• M22: 19,924,492 km (0.109 R)
• M23: 29,785,235 km (0.091 R)
• M24: 38,474,478 km (0.097 R)
• M25: 50,064,124 km (0.115 R)
• M26: 51,615,005 km (0.118 R)
• M27: 52,139,047 km (0.095 R)
• M28: 73,014,831 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 142.2

Radius: 7

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 9.62 AU - 12.24 AU

Year: 24097 Days

Day: 20.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,012,472 km

• M1: 103,821 km (0.11 R)
• M2: 328,517 km (0.079 R)
• M3: 1,134,700 km (0.091 R)
• M4: 2,036,177 km (0.045 R)
• M5: 10,178,190 km (0.089 R)
• M6: 23,245,714 km (0.084 R)
• M7: 26,751,989 km (0.058 R)
• M8: 27,655,261 km (0.092 R)
• M9: 27,960,740 km (0.087 R)
• M10: 31,031,685 km (0.116 R)
• M11: 37,584,221 km (0.104 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 512 - 18,688 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit