🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.8

Radius: 9.8

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.95 AU - 1.57 AU

Year: 959 Days

Day: 10 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,478,169 km

• M1: 121,922 km (0.064 R)
• M2: 434,432 km (0.089 R)
• M3: 753,076 km (0.033 R)
• M4: 1,170,304 km (0.066 R)
• M5: 1,563,747 km (0.075 R)
• M6: 1,901,987 km (0.082 R)
• M7: 2,342,553 km (0.057 R)
• M8: 3,292,350 km (0.118 R)
• M9: 3,631,339 km (0.051 R)
• M10: 4,313,804 km (0.075 R)
• M11: 4,844,278 km (0.1 R)
• M12: 5,651,658 km (0.107 R)
• M13: 6,202,926 km (0.088 R)
• M14: 6,879,707 km (0.114 R)
• M15: 7,874,084 km (0.041 R)
• M16: 8,667,401 km (0.069 R)
• M17: 9,289,878 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724

Radius: 12

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.38 AU - 4.48 AU

Year: 5284 Days

Day: 13.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,478,169 km

• M1: 149,299 km (0.057 R)
• M2: 535,710 km (0.114 R)
• M3: 1,290,730 km (0.069 R)
• M4: 1,758,224 km (0.083 R)
• M5: 2,243,669 km (0.107 R)
• M6: 2,781,922 km (0.063 R)
• M7: 3,281,579 km (0.103 R)
• M8: 3,955,218 km (0.109 R)
• M9: 4,462,654 km (0.11 R)
• M10: 5,095,603 km (0.075 R)
• M11: 5,757,424 km (0.119 R)
• M12: 6,282,811 km (0.087 R)
• M13: 7,430,227 km (0.101 R)
• M14: 8,752,223 km (0.072 R)
• M15: 9,322,790 km (0.103 R)
• M16: 10,951,163 km (0.118 R)
• M17: 12,813,058 km (0.069 R)
• M18: 14,037,815 km (0.108 R)
• M19: 15,691,470 km (0.079 R)
• M20: 16,109,297 km (0.054 R)
• M21: 18,908,722 km (0.042 R)
• M22: 21,869,264 km (0.077 R)
• M23: 23,693,161 km (0.103 R)
• M24: 27,382,843 km (0.065 R)
• M25: 30,783,352 km (0.089 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 269.1

Radius: 5.4

Gravity: 9.23 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 5.14 AU - 7.8 AU

Year: 11162 Days

Day: 24 Hours

Environment

Temp: -235 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,478,169 km

• M1: 67,169 km (0.026 R)
• M2: 2,801,370 km (0.119 R)
• M3: 3,023,523 km (0.098 R)
• M4: 5,523,602 km (0.09 R)
• M5: 10,138,547 km (0.108 R)
• M6: 10,375,061 km (0.076 R)
• M7: 14,496,333 km (0.111 R)
• M8: 16,295,546 km (0.104 R)
• M9: 16,489,724 km (0.042 R)
• M10: 18,517,823 km (0.103 R)
• M11: 21,163,910 km (0.114 R)
• M12: 24,219,297 km (0.095 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 208.8

Radius: 5.2

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.23 AU - 8.69 AU

Year: 12454 Days

Day: 22.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,478,169 km

• M1: 64,925 km (0.103 R)
• M2: 247,734 km (0.078 R)
• M3: 445,502 km (0.057 R)
• M4: 900,579 km (0.113 R)
• M5: 1,622,090 km (0.06 R)
• M6: 2,787,158 km (0.087 R)
• M7: 3,836,886 km (0.12 R)
• M8: 4,423,310 km (0.107 R)
• M9: 4,980,412 km (0.119 R)
• M10: 5,999,772 km (0.066 R)
• M11: 6,823,608 km (0.092 R)
• M12: 10,587,789 km (0.064 R)
• M13: 18,096,555 km (0.062 R)
• M14: 19,801,522 km (0.109 R)
• M15: 23,445,128 km (0.086 R)
• M16: 24,695,916 km (0.107 R)
• M17: 25,902,722 km (0.098 R)
• M18: 26,520,711 km (0.056 R)
• M19: 26,699,031 km (0.104 R)
• M20: 28,808,062 km (0.047 R)
• M21: 36,453,261 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 686.6

Radius: 3.7

Gravity: 50.15 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.09 AU - 11.33 AU

Year: 18957 Days

Day: 16.8 Hours

Environment

Temp: -242 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,478,169 km

• M1: 46,076 km (0.037 R)
• M2: 503,397 km (0.04 R)
• M3: 1,623,735 km (0.119 R)
• M4: 1,874,312 km (0.109 R)
• M5: 3,194,363 km (0.116 R)
• M6: 3,359,071 km (0.093 R)
• M7: 3,500,740 km (0.076 R)
• M8: 4,139,373 km (0.086 R)
• M9: 4,302,136 km (0.11 R)
• M10: 8,527,527 km (0.104 R)
• M11: 12,196,714 km (0.078 R)
• M12: 13,431,495 km (0.076 R)
• M13: 14,299,462 km (0.118 R)
• M14: 16,631,842 km (0.113 R)
• M15: 20,305,517 km (0.115 R)
• M16: 20,966,142 km (0.108 R)
• M17: 38,495,571 km (0.11 R)
• M18: 38,638,886 km (0.117 R)
• M19: 41,730,775 km (0.063 R)
• M20: 42,490,433 km (0.093 R)
• M21: 46,752,925 km (0.109 R)
• M22: 47,407,715 km (0.067 R)
• M23: 49,239,840 km (0.104 R)
• M24: 73,258,077 km (0.102 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: 496 - 19,189 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit