🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.2

Radius: 14.1

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.56 AU - 0.74 AU

Year: 368 Days

Day: 12.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 61,199,109 km

• M1: 175,329 km (0.112 R)
• M2: 661,223 km (0.074 R)
• M3: 1,222,963 km (0.114 R)
• M4: 1,732,343 km (0.065 R)
• M5: 2,176,948 km (0.1 R)
• M6: 3,229,668 km (0.039 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.2

Radius: 14

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.18 AU - 2.6 AU

Year: 2597 Days

Day: 8.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,199,109 km

• M1: 174,282 km (0.057 R)
• M2: 621,430 km (0.081 R)
• M3: 1,599,650 km (0.091 R)
• M4: 2,447,720 km (0.064 R)
• M5: 2,982,234 km (0.1 R)
• M6: 3,532,754 km (0.109 R)
• M7: 5,034,417 km (0.106 R)
• M8: 5,755,030 km (0.098 R)
• M9: 7,075,680 km (0.051 R)
• M10: 8,818,346 km (0.112 R)
• M11: 9,529,235 km (0.119 R)
• M12: 10,087,384 km (0.112 R)
• M13: 10,569,090 km (0.061 R)
• M14: 11,964,688 km (0.113 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 34.8

Radius: 3.2

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.66 AU - 6.5 AU

Year: 10538 Days

Day: 22.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,199,109 km

• M1: 333,304 km (0.057 R)
• M2: 681,269 km (0.064 R)
• M3: 1,102,985 km (0.059 R)
• M4: 2,068,490 km (0.104 R)
• M5: 3,295,940 km (0.034 R)
• M6: 3,527,219 km (0.093 R)
• M7: 3,788,117 km (0.044 R)
• M8: 4,411,791 km (0.118 R)
• M9: 4,781,298 km (0.098 R)
• M10: 5,935,894 km (0.117 R)
• M11: 7,503,530 km (0.087 R)
• M12: 14,842,652 km (0.097 R)
• M13: 16,218,803 km (0.084 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 615.1

Radius: 4.3

Gravity: 33.27 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 6.34 AU - 9.2 AU

Year: 15224 Days

Day: 23.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,199,109 km

• M1: 56,398 km (0.042 R)
• M2: 255,812 km (0.107 R)
• M3: 603,777 km (0.102 R)
• M4: 909,405 km (0.07 R)
• M5: 1,483,861 km (0.082 R)
• M6: 2,019,721 km (0.074 R)
• M7: 5,625,329 km (0.1 R)
• M8: 6,044,053 km (0.047 R)
• M9: 6,483,123 km (0.111 R)
• M10: 7,559,928 km (0.099 R)
• M11: 7,835,039 km (0.039 R)
• M12: 9,208,347 km (0.108 R)
• M13: 9,843,091 km (0.085 R)
• M14: 15,415,612 km (0.116 R)
• M15: 16,308,861 km (0.089 R)
• M16: 17,394,044 km (0.098 R)
• M17: 20,580,179 km (0.077 R)
• M18: 21,570,367 km (0.11 R)
• M19: 21,938,229 km (0.114 R)
• M20: 22,875,908 km (0.099 R)
• M21: 24,036,189 km (0.114 R)
• M22: 26,473,288 km (0.119 R)
• M23: 28,847,556 km (0.067 R)
• M24: 35,015,775 km (0.027 R)
• M25: 35,269,044 km (0.073 R)
• M26: 43,014,175 km (0.099 R)
• M27: 49,713,916 km (0.073 R)
• M28: 53,982,392 km (0.09 R)
• M29: 54,489,977 km (0.117 R)
• M30: 55,171,844 km (0.102 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: 250 - 16,722 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit