🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.8

Radius: 11

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.69 AU - 0.81 AU

Year: 448 Days

Day: 6.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 16,194,389 km

• M1: 139,874 km (0.082 R)
• M2: 610,060 km (0.111 R)
• M3: 1,192,744 km (0.063 R)
• M4: 1,636,900 km (0.058 R)
• M5: 2,471,357 km (0.092 R)
• M6: 3,337,977 km (0.069 R)
• M7: 4,301,238 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.3

Radius: 8.2

Gravity: 9.63 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.88 AU - 1.04 AU

Year: 649 Days

Day: 7.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 16,194,389 km

• M1: 104,719 km (0.082 R)
• M2: 420,669 km (0.117 R)
• M3: 718,967 km (0.097 R)
• M4: 1,218,026 km (0.104 R)
• M5: 1,497,624 km (0.115 R)
• M6: 1,967,511 km (0.084 R)
• M7: 2,346,443 km (0.082 R)
• M8: 2,785,064 km (0.079 R)
• M9: 3,239,243 km (0.094 R)
• M10: 3,591,396 km (0.081 R)
• M11: 4,115,437 km (0.054 R)
• M12: 4,466,244 km (0.105 R)
• M13: 4,770,975 km (0.087 R)
• M14: 5,585,087 km (0.113 R)
• M15: 5,977,482 km (0.091 R)
• M16: 6,631,225 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.2

Radius: 8.9

Gravity: 11.98 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.13 AU - 1.87 AU

Year: 1268 Days

Day: 13.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 16,194,389 km

• M1: 113,545 km (0.086 R)
• M2: 532,868 km (0.111 R)
• M3: 856,448 km (0.058 R)
• M4: 1,250,189 km (0.074 R)
• M5: 1,608,776 km (0.112 R)
• M6: 1,970,054 km (0.12 R)
• M7: 2,640,702 km (0.108 R)
• M8: 3,423,996 km (0.101 R)
• M9: 4,582,183 km (0.067 R)
• M10: 4,939,273 km (0.118 R)
• M11: 5,229,642 km (0.091 R)
• M12: 5,597,803 km (0.071 R)
• M13: 5,936,791 km (0.113 R)
• M14: 6,781,720 km (0.086 R)
• M15: 7,870,942 km (0.101 R)
• M16: 9,041,845 km (0.083 R)
• M17: 10,561,610 km (0.119 R)
• M18: 11,328,598 km (0.118 R)
• M19: 12,973,277 km (0.038 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.8

Radius: 8.9

Gravity: 11.85 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.37 AU - 3.85 AU

Year: 3786 Days

Day: 14.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 16,194,389 km

• M1: 112,946 km (0.052 R)
• M2: 609,761 km (0.076 R)
• M3: 1,028,635 km (0.058 R)
• M4: 1,331,421 km (0.1 R)
• M5: 2,181,586 km (0.033 R)
• M6: 2,622,750 km (0.092 R)
• M7: 2,919,103 km (0.056 R)
• M8: 3,257,194 km (0.106 R)
• M9: 4,336,693 km (0.088 R)
• M10: 6,135,158 km (0.104 R)
• M11: 6,724,873 km (0.054 R)
• M12: 8,914,088 km (0.091 R)
• M13: 9,427,209 km (0.114 R)
• M14: 11,175,260 km (0.082 R)
• M15: 13,028,927 km (0.047 R)
• M16: 13,690,000 km (0.103 R)
• M17: 15,524,669 km (0.063 R)
• M18: 21,093,150 km (0.115 R)
• M19: 22,361,591 km (0.115 R)
• M20: 24,282,577 km (0.102 R)
• M21: 26,713,692 km (0.027 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.2

Radius: 8.4

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.23 AU - 4.65 AU

Year: 6458 Days

Day: 8.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 16,194,389 km

• M1: 449,990 km (0.105 R)
• M2: 974,181 km (0.04 R)
• M3: 1,237,773 km (0.12 R)
• M4: 1,864,438 km (0.106 R)
• M5: 2,292,587 km (0.117 R)
• M6: 7,767,720 km (0.107 R)
• M7: 8,449,587 km (0.061 R)
• M8: 8,805,031 km (0.102 R)
• M9: 13,356,098 km (0.117 R)
• M10: 13,888,068 km (0.072 R)
• M11: 15,097,716 km (0.077 R)
• M12: 18,784,406 km (0.079 R)
• M13: 20,770,916 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.6

Radius: 8.2

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 4.62 AU - 5.08 AU

Year: 7373 Days

Day: 9 Hours

Environment

Temp: -230 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 16,194,389 km

• M1: 102,026 km (0.118 R)
• M2: 462,856 km (0.042 R)
• M3: 1,086,230 km (0.1 R)
• M4: 1,568,384 km (0.109 R)
• M5: 3,701,051 km (0.106 R)
• M6: 4,791,919 km (0.107 R)
• M7: 5,365,477 km (0.11 R)
• M8: 5,984,214 km (0.087 R)
• M9: 8,310,461 km (0.036 R)
• M10: 9,572,020 km (0.068 R)
• M11: 13,382,876 km (0.106 R)
• M12: 14,518,174 km (0.079 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 12,374 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit