🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51

Radius: 12.2

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.42 AU - 0.64 AU

Year: 266 Days

Day: 10.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 46,856,179 km

• M1: 152,440 km (0.063 R)
• M2: 704,456 km (0.082 R)
• M3: 1,166,564 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.9

Radius: 12.9

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.7 AU - 2.34 AU

Year: 1982 Days

Day: 6.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,856,179 km

• M1: 160,519 km (0.105 R)
• M2: 582,385 km (0.085 R)
• M3: 999,463 km (0.084 R)
• M4: 1,508,994 km (0.116 R)
• M5: 2,106,787 km (0.085 R)
• M6: 2,618,711 km (0.106 R)
• M7: 3,386,447 km (0.101 R)
• M8: 3,896,576 km (0.063 R)
• M9: 4,529,524 km (0.108 R)
• M10: 4,995,223 km (0.116 R)
• M11: 5,575,662 km (0.071 R)
• M12: 6,588,589 km (0.049 R)
• M13: 7,930,034 km (0.089 R)
• M14: 8,806,827 km (0.068 R)
• M15: 9,476,128 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.4

Radius: 10.6

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.98 AU - 2.08 AU

Year: 1996 Days

Day: 8.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,856,179 km

• M1: 131,945 km (0.075 R)
• M2: 754,721 km (0.105 R)
• M3: 1,531,433 km (0.109 R)
• M4: 2,398,054 km (0.078 R)
• M5: 2,982,682 km (0.055 R)
• M6: 3,692,375 km (0.1 R)
• M7: 5,155,442 km (0.099 R)
• M8: 5,683,373 km (0.116 R)
• M9: 6,017,275 km (0.052 R)
• M10: 6,972,607 km (0.106 R)
• M11: 8,504,639 km (0.056 R)
• M12: 10,347,834 km (0.116 R)
• M13: 11,154,765 km (0.059 R)
• M14: 11,503,328 km (0.101 R)
• M15: 12,555,151 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.6

Radius: 14.3

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.86 AU - 3.14 AU

Year: 3587 Days

Day: 14.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,856,179 km

• M1: 177,872 km (0.033 R)
• M2: 645,814 km (0.105 R)
• M3: 1,396,945 km (0.11 R)
• M4: 1,934,899 km (0.083 R)
• M5: 2,830,242 km (0.066 R)
• M6: 4,257,705 km (0.108 R)
• M7: 5,171,299 km (0.094 R)
• M8: 5,633,257 km (0.098 R)
• M9: 7,354,680 km (0.034 R)
• M10: 8,191,381 km (0.114 R)
• M11: 8,821,786 km (0.034 R)
• M12: 11,998,647 km (0.114 R)
• M13: 12,521,491 km (0.079 R)
• M14: 13,059,445 km (0.052 R)
• M15: 19,323,258 km (0.081 R)
• M16: 19,976,552 km (0.079 R)
• M17: 21,327,570 km (0.117 R)
• M18: 23,247,060 km (0.089 R)
• M19: 24,513,257 km (0.112 R)
• M20: 25,356,689 km (0.042 R)
• M21: 27,427,423 km (0.084 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 644.4

Radius: 5.4

Gravity: 22.1 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 7.46 AU - 10.14 AU

Year: 18019 Days

Day: 22.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 46,856,179 km

• M1: 86,168 km (0.062 R)
• M2: 362,625 km (0.101 R)
• M3: 606,470 km (0.082 R)
• M4: 1,192,295 km (0.097 R)
• M5: 1,850,825 km (0.083 R)
• M6: 2,117,109 km (0.045 R)
• M7: 2,365,292 km (0.105 R)
• M8: 2,564,108 km (0.05 R)
• M9: 2,773,993 km (0.116 R)
• M10: 2,995,398 km (0.106 R)
• M11: 5,825,790 km (0.082 R)
• M12: 6,440,787 km (0.106 R)
• M13: 9,780,260 km (0.11 R)
• M14: 11,880,913 km (0.115 R)
• M15: 12,732,275 km (0.069 R)
• M16: 14,925,230 km (0.105 R)
• M17: 16,706,342 km (0.094 R)
• M18: 17,440,419 km (0.078 R)
• M19: 18,280,860 km (0.072 R)
• M20: 19,502,476 km (0.063 R)
• M21: 24,829,806 km (0.099 R)
• M22: 26,654,152 km (0.106 R)
• M23: 27,430,565 km (0.117 R)
• M24: 34,715,233 km (0.078 R)
• M25: 39,365,632 km (0.056 R)
• M26: 44,106,239 km (0.073 R)
• M27: 45,191,722 km (0.108 R)
• M28: 45,977,858 km (0.106 R)
• M29: 48,064,300 km (0.066 R)
• M30: 60,014,477 km (0.108 R)
• M31: 61,923,495 km (0.113 R)
• M32: 63,088,115 km (0.054 R)
• M33: 64,465,163 km (0.068 R)
• M34: 68,923,629 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 186.7

Radius: 4.5

Gravity: 9.22 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 8.25 AU - 9.67 AU

Year: 18513 Days

Day: 22 Hours

Environment

Temp: -244 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,856,179 km

• M1: 62,981 km (0.076 R)
• M2: 258,655 km (0.059 R)
• M3: 413,788 km (0.117 R)
• M4: 581,936 km (0.061 R)
• M5: 2,257,731 km (0.111 R)
• M6: 3,648,542 km (0.047 R)
• M7: 5,528,389 km (0.052 R)
• M8: 7,222,436 km (0.111 R)
• M9: 8,407,700 km (0.083 R)
• M10: 8,768,679 km (0.069 R)
• M11: 9,329,671 km (0.058 R)
• M12: 10,064,047 km (0.094 R)
• M13: 13,027,431 km (0.069 R)
• M14: 15,971,218 km (0.119 R)
• M15: 16,177,364 km (0.107 R)
• M16: 20,277,393 km (0.095 R)
• M17: 28,393,227 km (0.104 R)
• M18: 29,927,503 km (0.078 R)
• M19: 31,623,943 km (0.081 R)
• M20: 44,645,540 km (0.084 R)
• M21: 45,466,234 km (0.064 R)
• M22: 45,741,943 km (0.1 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 16,632 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit