🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.6

Radius: 11.2

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.53 AU - 0.87 AU

Year: 397 Days

Day: 9.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 44,970,339 km

• M1: 139,276 km (0.113 R)
• M2: 498,909 km (0.11 R)
• M3: 918,381 km (0.113 R)
• M4: 1,281,455 km (0.114 R)
• M5: 1,712,596 km (0.12 R)
• M6: 3,033,695 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.4

Radius: 8.4

Gravity: 9.64 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.63 AU - 1.01 AU

Year: 504 Days

Day: 13.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,970,339 km

• M1: 104,419 km (0.119 R)
• M2: 384,317 km (0.067 R)
• M3: 708,944 km (0.057 R)
• M4: 991,385 km (0.098 R)
• M5: 1,305,541 km (0.111 R)
• M6: 1,634,058 km (0.084 R)
• M7: 1,949,559 km (0.102 R)
• M8: 2,240,378 km (0.104 R)
• M9: 2,988,965 km (0.105 R)
• M10: 3,747,576 km (0.074 R)
• M11: 4,087,612 km (0.114 R)
• M12: 4,507,982 km (0.11 R)
• M13: 5,069,423 km (0.064 R)
• M14: 5,606,928 km (0.101 R)
• M15: 6,219,083 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.1

Radius: 12.3

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.2 AU - 1.2 AU

Year: 892 Days

Day: 8.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,970,339 km

• M1: 153,188 km (0.052 R)
• M2: 620,382 km (0.102 R)
• M3: 1,044,792 km (0.086 R)
• M4: 1,750,893 km (0.065 R)
• M5: 3,075,882 km (0.1 R)
• M6: 3,541,281 km (0.094 R)
• M7: 4,128,752 km (0.069 R)
• M8: 4,534,461 km (0.12 R)
• M9: 5,001,057 km (0.043 R)
• M10: 5,499,816 km (0.07 R)
• M11: 5,934,099 km (0.117 R)
• M12: 6,850,685 km (0.098 R)
• M13: 8,096,536 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.2

Radius: 12.4

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 5.1 AU - 6.1 AU

Year: 8988 Days

Day: 13.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 44,970,339 km

• M1: 158,574 km (0.098 R)
• M2: 631,453 km (0.094 R)
• M3: 1,304,793 km (0.059 R)
• M4: 2,108,881 km (0.051 R)
• M5: 2,555,580 km (0.063 R)
• M6: 3,000,933 km (0.082 R)
• M7: 4,024,183 km (0.081 R)
• M8: 4,957,225 km (0.106 R)
• M9: 5,394,499 km (0.111 R)
• M10: 6,204,572 km (0.111 R)
• M11: 6,751,053 km (0.106 R)
• M12: 7,692,173 km (0.055 R)
• M13: 8,109,252 km (0.106 R)
• M14: 8,718,714 km (0.025 R)
• M15: 10,732,151 km (0.112 R)
• M16: 12,405,104 km (0.119 R)
• M17: 16,330,253 km (0.1 R)
• M18: 18,985,466 km (0.112 R)
• M19: 22,166,515 km (0.106 R)
• M20: 22,587,633 km (0.113 R)
• M21: 24,504,580 km (0.052 R)
• M22: 26,151,802 km (0.065 R)
• M23: 27,386,583 km (0.081 R)
• M24: 27,774,191 km (0.1 R)
• M25: 30,695,090 km (0.034 R)
• M26: 31,113,515 km (0.096 R)
• M27: 35,394,557 km (0.098 R)
• M28: 36,904,598 km (0.088 R)
• M29: 37,615,936 km (0.111 R)
• M30: 44,168,472 km (0.108 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: 209 - 16,725 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit