🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.9

Radius: 11.4

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.96 AU - 1.14 AU

Year: 717 Days

Day: 14.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 33,930,851 km

• M1: 144,063 km (0.105 R)
• M2: 613,202 km (0.075 R)
• M3: 1,197,082 km (0.041 R)
• M4: 1,619,098 km (0.082 R)
• M5: 2,190,562 km (0.089 R)
• M6: 4,603,426 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326

Radius: 9.1

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.85 AU - 3.45 AU

Year: 3728 Days

Day: 5.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,930,851 km

• M1: 114,293 km (0.09 R)
• M2: 480,060 km (0.092 R)
• M3: 1,204,412 km (0.114 R)
• M4: 2,088,685 km (0.081 R)
• M5: 3,719,901 km (0.109 R)
• M6: 4,596,095 km (0.083 R)
• M7: 5,381,335 km (0.115 R)
• M8: 8,877,287 km (0.063 R)
• M9: 10,166,671 km (0.106 R)
• M10: 15,218,292 km (0.072 R)
• M11: 19,269,851 km (0.12 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 325.9

Radius: 6.7

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 6.41 AU - 9.99 AU

Year: 15659 Days

Day: 19.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 33,930,851 km

• M1: 83,326 km (0.102 R)
• M2: 335,249 km (0.045 R)
• M3: 563,236 km (0.035 R)
• M4: 1,085,931 km (0.116 R)
• M5: 1,350,420 km (0.087 R)
• M6: 1,657,844 km (0.091 R)
• M7: 2,116,062 km (0.085 R)
• M8: 2,337,018 km (0.086 R)
• M9: 3,404,997 km (0.112 R)
• M10: 3,631,937 km (0.105 R)
• M11: 4,492,574 km (0.112 R)
• M12: 6,532,490 km (0.067 R)
• M13: 7,044,564 km (0.119 R)
• M14: 7,884,107 km (0.111 R)
• M15: 8,510,174 km (0.064 R)
• M16: 12,559,788 km (0.086 R)
• M17: 13,042,690 km (0.113 R)
• M18: 16,560,035 km (0.09 R)
• M19: 18,729,354 km (0.097 R)
• M20: 19,042,762 km (0.072 R)
• M21: 22,635,953 km (0.082 R)
• M22: 24,358,423 km (0.061 R)
• M23: 25,014,559 km (0.071 R)
• M24: 26,953,796 km (0.099 R)
• M25: 27,960,141 km (0.12 R)
• M26: 32,236,396 km (0.101 R)
• M27: 36,562,318 km (0.055 R)
• M28: 40,602,657 km (0.106 R)
• M29: 41,524,629 km (0.116 R)
• M30: 44,791,248 km (0.037 R)
• M31: 47,932,504 km (0.109 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 99.1

Radius: 6.3

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 8.11 AU - 8.29 AU

Year: 15659 Days

Day: 24.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 33,930,851 km

• M1: 79,287 km (0.076 R)
• M2: 337,194 km (0.115 R)
• M3: 680,222 km (0.088 R)
• M4: 878,588 km (0.087 R)
• M5: 1,935,946 km (0.03 R)
• M6: 2,327,144 km (0.034 R)
• M7: 3,988,429 km (0.075 R)
• M8: 5,865,583 km (0.082 R)
• M9: 6,683,434 km (0.084 R)
• M10: 7,281,377 km (0.111 R)
• M11: 9,120,085 km (0.073 R)
• M12: 9,855,059 km (0.114 R)
• M13: 10,489,653 km (0.119 R)
• M14: 12,194,470 km (0.057 R)
• M15: 21,015,060 km (0.057 R)
• M16: 21,237,063 km (0.096 R)
• M17: 21,836,502 km (0.113 R)
• M18: 23,305,553 km (0.12 R)
• M19: 29,011,066 km (0.116 R)
• M20: 30,879,095 km (0.102 R)
• M21: 31,551,537 km (0.111 R)
• M22: 33,124,858 km (0.116 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 178 - 18,708 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit