🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.5

Radius: 13.7

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.63 AU - 0.93 AU

Year: 459 Days

Day: 10.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 60,067,379 km

• M1: 173,534 km (0.068 R)
• M2: 688,749 km (0.099 R)
• M3: 1,223,112 km (0.119 R)
• M4: 1,649,167 km (0.11 R)
• M5: 2,079,859 km (0.071 R)
• M6: 2,597,318 km (0.087 R)
• M7: 3,736,506 km (0.115 R)
• M8: 4,346,566 km (0.067 R)
• M9: 4,862,978 km (0.079 R)
• M10: 5,767,896 km (0.049 R)
• M11: 6,317,518 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.8

Radius: 8.2

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.89 AU - 2.01 AU

Year: 1816 Days

Day: 10.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 60,067,379 km

• M1: 102,026 km (0.109 R)
• M2: 836,850 km (0.111 R)
• M3: 1,336,059 km (0.112 R)
• M4: 2,065,348 km (0.096 R)
• M5: 2,364,544 km (0.116 R)
• M6: 2,786,111 km (0.107 R)
• M7: 3,138,264 km (0.108 R)
• M8: 3,425,642 km (0.056 R)
• M9: 4,993,727 km (0.106 R)
• M10: 6,990,708 km (0.117 R)
• M11: 12,478,706 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.5

Radius: 9.2

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.73 AU - 4.69 AU

Year: 5760 Days

Day: 6.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 60,067,379 km

• M1: 121,473 km (0.082 R)
• M2: 506,239 km (0.059 R)
• M3: 980,315 km (0.115 R)
• M4: 1,355,506 km (0.078 R)
• M5: 1,690,456 km (0.102 R)
• M6: 2,589,838 km (0.086 R)
• M7: 6,249,601 km (0.119 R)
• M8: 6,837,520 km (0.106 R)
• M9: 7,678,260 km (0.117 R)
• M10: 9,277,611 km (0.107 R)
• M11: 13,077,247 km (0.067 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 520.7

Radius: 7.6

Gravity: 9.01 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 6.27 AU - 10.43 AU

Year: 16090 Days

Day: 15.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 60,067,379 km

• M1: 117,883 km (0.038 R)
• M2: 359,035 km (0.09 R)
• M3: 843,433 km (0.119 R)
• M4: 1,497,475 km (0.092 R)
• M5: 2,249,802 km (0.086 R)
• M6: 2,493,497 km (0.115 R)
• M7: 2,915,962 km (0.054 R)
• M8: 3,282,476 km (0.044 R)
• M9: 4,633,644 km (0.059 R)
• M10: 5,099,492 km (0.101 R)
• M11: 5,932,004 km (0.074 R)
• M12: 12,039,786 km (0.12 R)
• M13: 13,640,334 km (0.095 R)
• M14: 13,976,779 km (0.07 R)
• M15: 14,387,725 km (0.051 R)
• M16: 16,262,336 km (0.116 R)
• M17: 17,258,209 km (0.113 R)
• M18: 18,132,160 km (0.08 R)
• M19: 19,286,606 km (0.118 R)
• M20: 21,559,447 km (0.073 R)
• M21: 22,386,125 km (0.088 R)
• M22: 24,102,611 km (0.093 R)
• M23: 25,193,628 km (0.114 R)
• M24: 25,598,589 km (0.086 R)
• M25: 31,031,535 km (0.095 R)
• M26: 32,680,104 km (0.12 R)
• M27: 39,723,171 km (0.07 R)
• M28: 41,664,952 km (0.048 R)
• M29: 42,946,108 km (0.048 R)
• M30: 46,794,663 km (0.093 R)
• M31: 50,225,690 km (0.12 R)
• M32: 51,676,340 km (0.103 R)
• M33: 56,886,834 km (0.089 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 12,837 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit