🌌 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: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.4

Radius: 12.6

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.73 AU - 0.79 AU

Year: 421 Days

Day: 13.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 35,241,507 km

• M1: 156,629 km (0.078 R)
• M2: 560,693 km (0.078 R)
• M3: 986,448 km (0.05 R)
• M4: 1,427,463 km (0.086 R)
• M5: 1,944,623 km (0.095 R)
• M6: 2,605,995 km (0.07 R)
• M7: 3,074,087 km (0.118 R)
• M8: 4,540,894 km (0.114 R)
• M9: 6,027,897 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94

Radius: 9.5

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.69 AU - 2.29 AU

Year: 1785 Days

Day: 8.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,241,507 km

• M1: 122,072 km (0.099 R)
• M2: 555,307 km (0.098 R)
• M3: 1,957,937 km (0.099 R)
• M4: 2,287,351 km (0.102 R)
• M5: 2,881,105 km (0.097 R)
• M6: 3,310,152 km (0.094 R)
• M7: 4,405,657 km (0.077 R)
• M8: 5,184,015 km (0.101 R)
• M9: 6,148,921 km (0.052 R)
• M10: 7,383,702 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.6

Radius: 11.6

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.87 AU - 3.45 AU

Year: 3572 Days

Day: 9.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,241,507 km

• M1: 144,212 km (0.118 R)
• M2: 610,659 km (0.064 R)
• M3: 1,160,730 km (0.052 R)
• M4: 1,703,471 km (0.105 R)
• M5: 2,475,396 km (0.097 R)
• M6: 2,898,758 km (0.117 R)
• M7: 3,467,529 km (0.1 R)
• M8: 3,928,590 km (0.11 R)
• M9: 4,334,449 km (0.063 R)
• M10: 6,173,904 km (0.087 R)
• M11: 6,545,954 km (0.116 R)
• M12: 6,985,921 km (0.054 R)
• M13: 8,335,593 km (0.117 R)
• M14: 8,729,485 km (0.12 R)
• M15: 10,465,717 km (0.108 R)
• M16: 11,250,209 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.2

Radius: 12.4

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.72 AU - 5.18 AU

Year: 5969 Days

Day: 5.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,241,507 km

• M1: 154,235 km (0.111 R)
• M2: 553,811 km (0.073 R)
• M3: 1,092,064 km (0.071 R)
• M4: 1,645,726 km (0.1 R)
• M5: 2,537,180 km (0.116 R)
• M6: 3,288,012 km (0.064 R)
• M7: 4,083,274 km (0.046 R)
• M8: 5,318,952 km (0.117 R)
• M9: 6,482,674 km (0.111 R)
• M10: 7,847,306 km (0.091 R)
• M11: 9,657,291 km (0.118 R)
• M12: 10,059,410 km (0.092 R)
• M13: 13,414,890 km (0.083 R)
• M14: 17,257,311 km (0.026 R)
• M15: 20,435,069 km (0.04 R)
• M16: 23,418,948 km (0.089 R)
• M17: 29,204,197 km (0.049 R)
• M18: 32,177,455 km (0.048 R)
• M19: 32,976,307 km (0.1 R)
• M20: 34,096,347 km (0.062 R)
• M21: 35,031,333 km (0.094 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: 264 - 15,770 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit