🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.79 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.26 AU - 1.88 AU

Year: 749 Days

Day: 46.6 Hours

Environment

Temp: -56 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.8

Radius: 8.8

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.79 AU - 6.17 AU

Year: 4232 Days

Day: 8.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,184,961 km

• M1: 109,506 km (0.113 R)
• M2: 475,123 km (0.107 R)
• M3: 1,141,731 km (0.12 R)
• M4: 1,744,162 km (0.089 R)
• M5: 2,061,309 km (0.063 R)
• M6: 2,877,216 km (0.055 R)
• M7: 3,784,078 km (0.074 R)
• M8: 4,563,184 km (0.105 R)
• M9: 6,414,607 km (0.049 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.4

Radius: 10.4

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.99 AU - 7.7 AU

Year: 6812 Days

Day: 14.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,184,961 km

• M1: 129,402 km (0.093 R)
• M2: 567,874 km (0.119 R)
• M3: 1,150,108 km (0.118 R)
• M4: 1,763,011 km (0.105 R)
• M5: 2,087,040 km (0.099 R)
• M6: 3,512,259 km (0.066 R)
• M7: 4,077,290 km (0.108 R)
• M8: 4,454,576 km (0.1 R)
• M9: 5,225,304 km (0.066 R)
• M10: 5,700,128 km (0.079 R)
• M11: 6,419,394 km (0.1 R)
• M12: 7,265,669 km (0.084 R)
• M13: 7,680,654 km (0.084 R)
• M14: 8,558,195 km (0.058 R)
• M15: 9,623,781 km (0.051 R)
• M16: 10,124,784 km (0.108 R)
• M17: 10,555,626 km (0.065 R)
• M18: 11,827,208 km (0.099 R)
• M19: 12,160,512 km (0.119 R)
• M20: 14,836,818 km (0.026 R)
• M21: 15,790,803 km (0.082 R)
• M22: 17,146,010 km (0.093 R)
• M23: 22,829,832 km (0.114 R)
• M24: 27,606,941 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196

Radius: 14.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 10.41 AU - 12.63 AU

Year: 14889 Days

Day: 7.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,184,961 km

• M1: 184,005 km (0.104 R)
• M2: 904,618 km (0.105 R)
• M3: 1,490,144 km (0.076 R)
• M4: 2,416,155 km (0.104 R)
• M5: 3,030,554 km (0.057 R)
• M6: 4,522,942 km (0.112 R)
• M7: 5,687,113 km (0.1 R)
• M8: 6,151,016 km (0.083 R)
• M9: 7,307,557 km (0.067 R)
• M10: 7,897,720 km (0.092 R)
• M11: 8,519,449 km (0.104 R)
• M12: 10,485,165 km (0.075 R)
• M13: 11,495,998 km (0.081 R)
• M14: 12,570,859 km (0.075 R)
• M15: 14,187,114 km (0.068 R)
• M16: 15,938,307 km (0.103 R)
• M17: 16,731,325 km (0.07 R)
• M18: 19,791,200 km (0.068 R)
• M19: 22,956,392 km (0.034 R)
• M20: 32,951,175 km (0.091 R)
• M21: 35,559,713 km (0.098 R)
• M22: 39,726,612 km (0.075 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: 368 - 16,611 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit