🌌 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: 849.1

Radius: 8.9

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.57 AU - 0.83 AU

Year: 404 Days

Day: 11.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,060,147 km

• M1: 110,702 km (0.111 R)
• M2: 429,795 km (0.092 R)
• M3: 769,232 km (0.113 R)
• M4: 1,069,326 km (0.111 R)
• M5: 1,383,930 km (0.109 R)
• M6: 1,761,066 km (0.114 R)
• M7: 2,118,156 km (0.118 R)
• M8: 2,484,521 km (0.107 R)
• M9: 2,860,910 km (0.065 R)
• M10: 3,871,593 km (0.103 R)
• M11: 4,336,693 km (0.12 R)
• M12: 4,657,131 km (0.076 R)
• M13: 5,151,552 km (0.1 R)
• M14: 5,888,172 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.5

Radius: 10.3

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.7 AU - 1 AU

Year: 541 Days

Day: 5.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 25,060,147 km

• M1: 128,056 km (0.057 R)
• M2: 490,681 km (0.08 R)
• M3: 813,812 km (0.088 R)
• M4: 1,503,907 km (0.09 R)
• M5: 2,088,685 km (0.058 R)
• M6: 2,587,894 km (0.051 R)
• M7: 2,975,651 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504

Radius: 8.3

Gravity: 7.32 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.08 AU - 3.2 AU

Year: 3841 Days

Day: 10.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 25,060,147 km

• M1: 106,962 km (0.12 R)
• M2: 387,458 km (0.059 R)
• M3: 646,861 km (0.04 R)
• M4: 1,637,797 km (0.029 R)
• M5: 2,015,682 km (0.065 R)
• M6: 2,362,300 km (0.095 R)
• M7: 2,620,356 km (0.081 R)
• M8: 3,303,570 km (0.049 R)
• M9: 4,636,636 km (0.078 R)
• M10: 5,633,407 km (0.113 R)
• M11: 6,587,542 km (0.118 R)
• M12: 9,177,680 km (0.073 R)
• M13: 10,697,893 km (0.106 R)
• M14: 13,070,516 km (0.108 R)
• M15: 15,879,964 km (0.118 R)
• M16: 19,189,517 km (0.053 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 102.1

Radius: 5.5

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 4.4 AU - 7.33 AU

Year: 9792 Days

Day: 16.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 25,060,147 km

• M1: 70,461 km (0.112 R)
• M2: 492,626 km (0.101 R)
• M3: 1,273,676 km (0.097 R)
• M4: 1,472,492 km (0.071 R)
• M5: 1,655,899 km (0.092 R)
• M6: 2,125,487 km (0.056 R)
• M7: 2,330,585 km (0.115 R)
• M8: 3,248,967 km (0.043 R)
• M9: 3,726,333 km (0.037 R)
• M10: 4,599,985 km (0.081 R)
• M11: 5,602,739 km (0.081 R)
• M12: 6,497,784 km (0.082 R)
• M13: 8,530,819 km (0.045 R)
• M14: 12,864,220 km (0.106 R)
• M15: 13,105,671 km (0.073 R)
• M16: 13,847,976 km (0.114 R)
• M17: 14,152,707 km (0.104 R)
• M18: 15,040,420 km (0.061 R)
• M19: 15,362,355 km (0.088 R)
• M20: 15,579,571 km (0.094 R)
• M21: 17,746,197 km (0.109 R)
• M22: 21,025,532 km (0.112 R)
• M23: 23,879,560 km (0.081 R)
• M24: 24,244,429 km (0.113 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 539 - 13,248 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit