🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.5

Radius: 14.1

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.62 AU - 0.98 AU

Year: 503 Days

Day: 11.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 31,895,865 km

• M1: 175,478 km (0.092 R)
• M2: 630,106 km (0.1 R)
• M3: 1,134,251 km (0.094 R)
• M4: 1,599,650 km (0.12 R)
• M5: 2,069,088 km (0.049 R)
• M6: 2,578,020 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.9

Radius: 9.9

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.87 AU - 1.29 AU

Year: 789 Days

Day: 14.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,895,865 km

• M1: 123,867 km (0.077 R)
• M2: 440,117 km (0.062 R)
• M3: 840,590 km (0.11 R)
• M4: 1,537,567 km (0.066 R)
• M5: 1,901,090 km (0.073 R)
• M6: 2,362,450 km (0.119 R)
• M7: 2,992,107 km (0.101 R)
• M8: 3,366,401 km (0.094 R)
• M9: 4,568,569 km (0.061 R)
• M10: 4,930,596 km (0.119 R)
• M11: 5,863,339 km (0.088 R)
• M12: 6,212,351 km (0.116 R)
• M13: 6,952,112 km (0.112 R)
• M14: 7,658,065 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.4

Radius: 10.4

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.64 AU - 1.86 AU

Year: 1627 Days

Day: 7.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 31,895,865 km

• M1: 156,031 km (0.071 R)
• M2: 705,952 km (0.088 R)
• M3: 1,257,520 km (0.084 R)
• M4: 1,622,688 km (0.115 R)
• M5: 1,961,527 km (0.112 R)
• M6: 2,458,791 km (0.075 R)
• M7: 4,396,831 km (0.101 R)
• M8: 6,217,437 km (0.102 R)
• M9: 8,261,243 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 140.8

Radius: 4

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 5.9 AU - 7.34 AU

Year: 11973 Days

Day: 17.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 31,895,865 km

• M1: 51,462 km (0.064 R)
• M2: 198,068 km (0.077 R)
• M3: 1,113,008 km (0.103 R)
• M4: 1,560,455 km (0.118 R)
• M5: 1,938,788 km (0.104 R)
• M6: 2,325,948 km (0.092 R)
• M7: 3,750,718 km (0.049 R)
• M8: 4,224,644 km (0.091 R)
• M9: 4,374,391 km (0.069 R)
• M10: 5,672,452 km (0.118 R)
• M11: 6,928,476 km (0.109 R)
• M12: 8,998,910 km (0.119 R)
• M13: 16,293,901 km (0.058 R)
• M14: 17,416,633 km (0.096 R)
• M15: 17,673,044 km (0.092 R)
• M16: 20,732,619 km (0.076 R)
• M17: 21,530,724 km (0.063 R)
• M18: 24,525,823 km (0.036 R)
• M19: 25,336,344 km (0.102 R)
• M20: 26,585,187 km (0.107 R)
• M21: 28,667,739 km (0.083 R)
• M22: 29,385,360 km (0.096 R)
• M23: 30,023,096 km (0.053 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 14,194 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit