🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.7

Radius: 8.9

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.51 AU - 0.55 AU

Year: 257 Days

Day: 14.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 27,271,941 km

• M1: 110,852 km (0.105 R)
• M2: 410,945 km (0.095 R)
• M3: 1,081,443 km (0.11 R)
• M4: 1,410,110 km (0.118 R)
• M5: 1,880,894 km (0.107 R)
• M6: 2,378,905 km (0.112 R)
• M7: 3,029,955 km (0.106 R)
• M8: 3,413,225 km (0.073 R)
• M9: 3,783,480 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.5

Radius: 10.4

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.37 AU - 1.75 AU

Year: 1299 Days

Day: 11.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,271,941 km

• M1: 129,402 km (0.111 R)
• M2: 492,775 km (0.089 R)
• M3: 822,788 km (0.113 R)
• M4: 1,367,175 km (0.116 R)
• M5: 1,990,998 km (0.086 R)
• M6: 2,486,765 km (0.115 R)
• M7: 4,118,429 km (0.118 R)
• M8: 4,836,948 km (0.11 R)
• M9: 5,302,945 km (0.103 R)
• M10: 5,778,367 km (0.114 R)
• M11: 7,092,585 km (0.109 R)
• M12: 7,844,912 km (0.069 R)
• M13: 8,175,823 km (0.048 R)
• M14: 9,003,099 km (0.094 R)
• M15: 9,855,807 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80

Radius: 9.6

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.82 AU - 2.84 AU

Year: 3175 Days

Day: 5 Hours

Environment

Temp: -211 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,271,941 km

• M1: 119,678 km (0.101 R)
• M2: 1,372,710 km (0.098 R)
• M3: 2,579,217 km (0.047 R)
• M4: 3,276,493 km (0.075 R)
• M5: 3,600,821 km (0.093 R)
• M6: 5,914,501 km (0.12 R)
• M7: 6,978,741 km (0.038 R)
• M8: 7,696,362 km (0.091 R)
• M9: 8,060,034 km (0.112 R)
• M10: 9,690,501 km (0.113 R)
• M11: 10,145,728 km (0.115 R)
• M12: 10,806,950 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471

Radius: 9.7

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.87 AU - 3.97 AU

Year: 5176 Days

Day: 11.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 27,271,941 km

• M1: 121,025 km (0.057 R)
• M2: 555,158 km (0.119 R)
• M3: 1,010,384 km (0.087 R)
• M4: 1,314,965 km (0.039 R)
• M5: 2,061,159 km (0.114 R)
• M6: 2,465,223 km (0.071 R)
• M7: 3,256,596 km (0.118 R)
• M8: 4,540,146 km (0.118 R)
• M9: 5,500,863 km (0.101 R)
• M10: 6,222,972 km (0.083 R)
• M11: 7,474,358 km (0.041 R)
• M12: 8,177,468 km (0.083 R)
• M13: 8,924,261 km (0.105 R)
• M14: 9,274,769 km (0.099 R)
• M15: 10,003,610 km (0.119 R)
• M16: 10,339,457 km (0.077 R)
• M17: 11,167,631 km (0.113 R)
• M18: 11,620,912 km (0.092 R)
• M19: 13,005,291 km (0.111 R)
• M20: 13,918,137 km (0.116 R)
• M21: 16,853,846 km (0.044 R)
• M22: 17,210,337 km (0.102 R)
• M23: 17,938,281 km (0.12 R)
• M24: 22,456,884 km (0.076 R)
• M25: 22,816,368 km (0.117 R)
• M26: 24,142,404 km (0.119 R)
• M27: 26,866,730 km (0.065 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 13,336 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit