🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.3

Radius: 8.7

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.46 AU - 0.7 AU

Year: 300 Days

Day: 7.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 25,183,277 km

• M1: 108,159 km (0.069 R)
• M2: 535,112 km (0.118 R)
• M3: 957,726 km (0.084 R)
• M4: 1,522,308 km (0.061 R)
• M5: 1,985,313 km (0.108 R)
• M6: 2,687,077 km (0.113 R)
• M7: 3,534,250 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885

Radius: 11.8

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.65 AU - 0.67 AU

Year: 364 Days

Day: 6.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,183,277 km

• M1: 146,756 km (0.115 R)
• M2: 534,364 km (0.1 R)
• M3: 1,091,017 km (0.055 R)
• M4: 1,652,009 km (0.046 R)
• M5: 2,597,917 km (0.109 R)
• M6: 3,225,480 km (0.112 R)
• M7: 3,773,157 km (0.094 R)
• M8: 4,258,154 km (0.114 R)
• M9: 4,740,158 km (0.11 R)
• M10: 5,647,170 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946

Radius: 12.4

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.82 AU - 5.34 AU

Year: 6648 Days

Day: 7.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 25,183,277 km

• M1: 154,235 km (0.078 R)
• M2: 779,555 km (0.079 R)
• M3: 1,183,469 km (0.047 R)
• M4: 2,123,841 km (0.112 R)
• M5: 2,538,526 km (0.114 R)
• M6: 4,200,559 km (0.088 R)
• M7: 4,890,504 km (0.032 R)
• M8: 7,229,467 km (0.049 R)
• M9: 8,263,338 km (0.12 R)
• M10: 17,038,001 km (0.097 R)
• M11: 17,655,690 km (0.053 R)
• M12: 21,840,092 km (0.079 R)
• M13: 23,990,711 km (0.073 R)
• M14: 29,584,176 km (0.106 R)
• M15: 38,745,998 km (0.079 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 66.6

Radius: 6.2

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 5.17 AU - 8.57 AU

Year: 12213 Days

Day: 24 Hours

Environment

Temp: -237 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 25,183,277 km

• M1: 77,193 km (0.092 R)
• M2: 340,784 km (0.082 R)
• M3: 825,032 km (0.089 R)
• M4: 2,717,146 km (0.065 R)
• M5: 3,067,205 km (0.118 R)
• M6: 6,177,195 km (0.085 R)
• M7: 6,566,449 km (0.069 R)
• M8: 7,695,913 km (0.091 R)
• M9: 8,799,646 km (0.112 R)
• M10: 11,141,601 km (0.102 R)
• M11: 11,583,662 km (0.057 R)
• M12: 12,268,372 km (0.115 R)
• M13: 13,718,274 km (0.075 R)
• M14: 14,957,693 km (0.114 R)
• M15: 15,495,497 km (0.073 R)
• M16: 17,361,880 km (0.088 R)
• M17: 19,754,698 km (0.109 R)
• M18: 20,271,409 km (0.027 R)
• M19: 21,738,815 km (0.068 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: 316 - 19,374 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit