🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.4

Radius: 8

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.5 AU - 0.74 AU

Year: 326 Days

Day: 12.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 72,239,440 km

• M1: 100,380 km (0.077 R)
• M2: 358,436 km (0.064 R)
• M3: 619,934 km (0.092 R)
• M4: 871,557 km (0.093 R)
• M5: 1,135,298 km (0.11 R)
• M6: 1,440,927 km (0.109 R)
• M7: 1,744,311 km (0.101 R)
• M8: 2,050,688 km (0.114 R)
• M9: 2,410,470 km (0.096 R)
• M10: 3,192,568 km (0.118 R)
• M11: 3,480,245 km (0.111 R)
• M12: 3,858,129 km (0.116 R)
• M13: 4,133,688 km (0.088 R)
• M14: 4,599,237 km (0.105 R)
• M15: 4,895,142 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.4

Radius: 10.6

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.7 AU - 1.12 AU

Year: 579 Days

Day: 10 Hours

Environment

Temp: -163 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,239,440 km

• M1: 131,945 km (0.11 R)
• M2: 511,326 km (0.065 R)
• M3: 912,547 km (0.119 R)
• M4: 1,464,264 km (0.098 R)
• M5: 1,833,920 km (0.07 R)
• M6: 2,564,407 km (0.073 R)
• M7: 3,108,644 km (0.096 R)
• M8: 3,933,975 km (0.099 R)
• M9: 4,264,138 km (0.102 R)
• M10: 4,597,442 km (0.056 R)
• M11: 4,964,555 km (0.109 R)
• M12: 5,420,380 km (0.103 R)
• M13: 6,053,029 km (0.106 R)
• M14: 6,494,941 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.8

Radius: 9

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.13 AU - 1.55 AU

Year: 1034 Days

Day: 11.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 72,239,440 km

• M1: 111,899 km (0.064 R)
• M2: 610,659 km (0.062 R)
• M3: 898,784 km (0.079 R)
• M4: 2,330,136 km (0.115 R)
• M5: 3,677,415 km (0.107 R)
• M6: 3,999,649 km (0.116 R)
• M7: 4,432,884 km (0.106 R)
• M8: 6,132,914 km (0.118 R)
• M9: 7,022,573 km (0.114 R)
• M10: 7,410,480 km (0.043 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.5

Radius: 9.4

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.66 AU - 2.68 AU

Year: 2909 Days

Day: 8 Hours

Environment

Temp: -215 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,239,440 km

• M1: 117,135 km (0.058 R)
• M2: 422,315 km (0.104 R)
• M3: 755,469 km (0.097 R)
• M4: 1,212,042 km (0.084 R)
• M5: 1,553,873 km (0.095 R)
• M6: 1,869,076 km (0.106 R)
• M7: 2,732,256 km (0.105 R)
• M8: 3,413,524 km (0.084 R)
• M9: 3,859,326 km (0.049 R)
• M10: 4,223,746 km (0.097 R)
• M11: 5,818,460 km (0.116 R)
• M12: 6,298,968 km (0.042 R)
• M13: 7,083,310 km (0.092 R)
• M14: 7,426,337 km (0.076 R)
• M15: 8,301,335 km (0.058 R)
• M16: 8,650,646 km (0.11 R)
• M17: 9,344,930 km (0.062 R)
• M18: 10,111,619 km (0.061 R)
• M19: 10,732,301 km (0.12 R)
• M20: 13,170,447 km (0.114 R)
• M21: 13,690,150 km (0.113 R)
• M22: 14,586,840 km (0.068 R)
• M23: 16,249,470 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.6

Radius: 7.7

Gravity: 12.37 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 5.26 AU - 7.08 AU

Year: 10220 Days

Day: 16 Hours

Environment

Temp: -231 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,239,440 km

• M1: 95,892 km (0.102 R)
• M2: 371,152 km (0.11 R)
• M3: 617,390 km (0.097 R)
• M4: 2,374,417 km (0.104 R)
• M5: 6,998,338 km (0.098 R)
• M6: 7,573,243 km (0.091 R)
• M7: 9,586,381 km (0.047 R)
• M8: 11,760,637 km (0.106 R)
• M9: 12,632,194 km (0.095 R)
• M10: 15,099,212 km (0.104 R)
• M11: 17,057,000 km (0.107 R)
• M12: 17,497,416 km (0.078 R)
• M13: 18,324,842 km (0.086 R)
• M14: 18,709,308 km (0.1 R)
• M15: 21,639,033 km (0.107 R)
• M16: 22,068,827 km (0.106 R)
• M17: 25,713,929 km (0.051 R)
• M18: 27,477,838 km (0.112 R)
• M19: 32,349,343 km (0.059 R)
• M20: 35,818,817 km (0.087 R)
• M21: 39,273,630 km (0.095 R)
• M22: 42,944,313 km (0.065 R)
• M23: 43,896,354 km (0.109 R)
• M24: 45,420,906 km (0.114 R)
• M25: 46,694,283 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 787.1

Radius: 7.7

Gravity: 13.28 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 8.59 AU - 8.91 AU

Year: 17260 Days

Day: 19.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,239,440 km

• M1: 95,892 km (0.114 R)
• M2: 385,813 km (0.111 R)
• M3: 717,322 km (0.118 R)
• M4: 1,423,125 km (0.06 R)
• M5: 2,329,239 km (0.116 R)
• M6: 2,572,335 km (0.101 R)
• M7: 3,691,178 km (0.086 R)
• M8: 4,085,817 km (0.074 R)
• M9: 4,678,374 km (0.069 R)
• M10: 6,116,459 km (0.094 R)
• M11: 6,626,138 km (0.084 R)
• M12: 7,072,239 km (0.071 R)
• M13: 8,024,579 km (0.104 R)
• M14: 8,326,169 km (0.116 R)
• M15: 9,331,915 km (0.025 R)
• M16: 14,465,067 km (0.085 R)
• M17: 15,139,753 km (0.1 R)
• M18: 16,310,506 km (0.113 R)
• M19: 22,382,085 km (0.114 R)
• M20: 24,106,051 km (0.052 R)
• M21: 29,093,644 km (0.036 R)
• M22: 35,665,479 km (0.069 R)
• M23: 36,756,945 km (0.073 R)
• M24: 45,983,244 km (0.1 R)
• M25: 50,442,308 km (0.093 R)
• M26: 50,783,540 km (0.077 R)
• M27: 60,208,655 km (0.119 R)
• M28: 64,926,373 km (0.08 R)
• M29: 71,807,427 km (0.072 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 12,819 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit