🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.8

Radius: 11.8

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.23 AU - 1.87 AU

Year: 1332 Days

Day: 14.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,453,212 km

• M1: 146,756 km (0.092 R)
• M2: 608,714 km (0.089 R)
• M3: 1,133,653 km (0.08 R)
• M4: 1,872,367 km (0.042 R)
• M5: 2,416,754 km (0.12 R)
• M6: 2,882,302 km (0.108 R)
• M7: 3,596,632 km (0.084 R)
• M8: 4,297,199 km (0.085 R)
• M9: 5,272,577 km (0.066 R)
• M10: 6,201,131 km (0.074 R)
• M11: 7,081,066 km (0.043 R)
• M12: 7,604,808 km (0.094 R)
• M13: 8,210,679 km (0.119 R)
• M14: 9,210,292 km (0.077 R)
• M15: 9,867,176 km (0.103 R)
• M16: 10,256,280 km (0.065 R)
• M17: 10,893,567 km (0.1 R)
• M18: 11,736,103 km (0.075 R)
• M19: 12,396,128 km (0.04 R)
• M20: 12,926,453 km (0.08 R)

Planet 2 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.9

Radius: 3.1

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 6.69 AU - 8.75 AU

Year: 14806 Days

Day: 17.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,453,212 km

• M1: 51,312 km (0.114 R)
• M2: 188,942 km (0.053 R)
• M3: 353,799 km (0.072 R)
• M4: 3,102,361 km (0.092 R)
• M5: 3,870,396 km (0.107 R)
• M6: 4,455,922 km (0.052 R)
• M7: 4,912,495 km (0.097 R)
• M8: 5,071,517 km (0.109 R)
• M9: 5,399,586 km (0.118 R)
• M10: 5,800,059 km (0.091 R)
• M11: 6,128,426 km (0.077 R)
• M12: 6,756,737 km (0.114 R)
• M13: 7,392,528 km (0.09 R)
• M14: 8,214,269 km (0.086 R)
• M15: 11,086,848 km (0.061 R)
• M16: 13,453,935 km (0.096 R)
• M17: 16,904,410 km (0.032 R)
• M18: 20,832,102 km (0.089 R)
• M19: 22,169,357 km (0.088 R)
• M20: 23,562,861 km (0.05 R)
• M21: 26,200,272 km (0.095 R)
• M22: 27,341,105 km (0.097 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 622.5

Radius: 3.1

Gravity: 64.78 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 9.52 AU - 9.54 AU

Year: 20307 Days

Day: 18.8 Hours

Environment

Temp: -241 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 74,453,212 km

• M1: 42,935 km (0.09 R)
• M2: 343,327 km (0.056 R)
• M3: 830,867 km (0.087 R)
• M4: 1,067,231 km (0.097 R)
• M5: 1,187,358 km (0.089 R)
• M6: 1,797,718 km (0.075 R)
• M7: 1,910,365 km (0.047 R)
• M8: 2,007,903 km (0.074 R)
• M9: 2,234,095 km (0.089 R)
• M10: 3,539,486 km (0.095 R)
• M11: 3,657,070 km (0.113 R)
• M12: 4,057,693 km (0.079 R)
• M13: 4,589,962 km (0.041 R)
• M14: 5,318,803 km (0.1 R)
• M15: 6,464,274 km (0.091 R)
• M16: 7,002,078 km (0.109 R)
• M17: 8,793,363 km (0.096 R)
• M18: 13,177,029 km (0.105 R)
• M19: 14,259,370 km (0.111 R)
• M20: 24,166,938 km (0.119 R)
• M21: 26,336,256 km (0.073 R)
• M22: 26,672,403 km (0.075 R)
• M23: 36,588,797 km (0.067 R)
• M24: 45,577,385 km (0.086 R)
• M25: 48,703,681 km (0.045 R)
• M26: 50,233,170 km (0.038 R)
• M27: 57,795,641 km (0.112 R)
• M28: 61,256,289 km (0.11 R)
• M29: 64,852,472 km (0.058 R)
• M30: 65,465,225 km (0.037 R)
• M31: 65,670,324 km (0.058 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: 398 - 10,984 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit