🌌 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: 274.1

Radius: 11.3

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.6 AU - 0.66 AU

Year: 339 Days

Day: 11.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 19,219,037 km

• M1: 140,622 km (0.108 R)
• M2: 762,500 km (0.115 R)
• M3: 1,131,857 km (0.098 R)
• M4: 1,929,513 km (0.088 R)
• M5: 2,303,957 km (0.077 R)
• M6: 3,032,199 km (0.088 R)
• M7: 3,574,192 km (0.061 R)

Asteroid Belt

Center: 1.06 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.4

Radius: 11.7

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.34 AU - 1.64 AU

Year: 1234 Days

Day: 9.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 19,219,037 km

• M1: 145,559 km (0.101 R)
• M2: 584,030 km (0.029 R)
• M3: 1,240,765 km (0.116 R)
• M4: 1,660,536 km (0.077 R)
• M5: 2,050,388 km (0.035 R)
• M6: 2,431,713 km (0.088 R)
• M7: 2,926,284 km (0.1 R)
• M8: 3,311,947 km (0.068 R)
• M9: 5,073,163 km (0.118 R)
• M10: 5,972,097 km (0.089 R)
• M11: 7,143,448 km (0.101 R)
• M12: 7,616,925 km (0.098 R)
• M13: 8,571,958 km (0.095 R)
• M14: 8,964,204 km (0.092 R)
• M15: 10,719,286 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.8

Radius: 10.4

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.5 AU - 2.22 AU

Year: 1721 Days

Day: 8.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 19,219,037 km

• M1: 129,402 km (0.085 R)
• M2: 577,149 km (0.078 R)
• M3: 1,038,060 km (0.115 R)
• M4: 1,367,773 km (0.061 R)
• M5: 1,818,063 km (0.027 R)
• M6: 2,157,052 km (0.026 R)
• M7: 2,719,540 km (0.095 R)
• M8: 3,137,367 km (0.101 R)
• M9: 3,761,040 km (0.041 R)
• M10: 4,209,534 km (0.093 R)
• M11: 4,635,739 km (0.12 R)
• M12: 5,172,795 km (0.117 R)
• M13: 5,510,438 km (0.048 R)
• M14: 5,953,098 km (0.112 R)
• M15: 6,443,330 km (0.039 R)
• M16: 10,530,045 km (0.084 R)
• M17: 11,781,132 km (0.098 R)
• M18: 12,480,053 km (0.068 R)
• M19: 12,820,538 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.8

Radius: 14.4

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.74 AU - 2.56 AU

Year: 2138 Days

Day: 10.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 19,219,037 km

• M1: 179,069 km (0.088 R)
• M2: 677,828 km (0.069 R)
• M3: 1,223,860 km (0.097 R)
• M4: 1,671,906 km (0.111 R)
• M5: 2,544,809 km (0.038 R)
• M6: 3,094,731 km (0.106 R)
• M7: 3,613,237 km (0.066 R)
• M8: 4,458,465 km (0.096 R)
• M9: 5,008,238 km (0.042 R)
• M10: 6,113,167 km (0.117 R)
• M11: 6,737,888 km (0.096 R)
• M12: 9,424,666 km (0.055 R)
• M13: 10,909,275 km (0.079 R)
• M14: 12,289,615 km (0.11 R)
• M15: 13,154,290 km (0.084 R)
• M16: 14,105,583 km (0.11 R)
• M17: 15,892,679 km (0.105 R)
• M18: 18,430,458 km (0.057 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 17,721 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit