🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.2

Radius: 9.5

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.78 AU - 1.08 AU

Year: 579 Days

Day: 7.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 57,683,227 km

• M1: 119,080 km (0.072 R)
• M2: 453,282 km (0.064 R)
• M3: 750,084 km (0.106 R)
• M4: 1,138,440 km (0.094 R)
• M5: 1,757,925 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.7

Radius: 13.3

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.51 AU - 2.13 AU

Year: 1585 Days

Day: 12.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 57,683,227 km

• M1: 172,038 km (0.09 R)
• M2: 658,829 km (0.119 R)
• M3: 1,413,251 km (0.081 R)
• M4: 2,490,954 km (0.102 R)
• M5: 3,259,588 km (0.104 R)
• M6: 3,925,897 km (0.075 R)
• M7: 4,491,078 km (0.112 R)
• M8: 5,889,818 km (0.112 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 590.3

Radius: 6.7

Gravity: 13.15 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 8.53 AU - 9.69 AU

Year: 17754 Days

Day: 18.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 57,683,227 km

• M1: 83,326 km (0.076 R)
• M2: 372,648 km (0.095 R)
• M3: 633,846 km (0.07 R)
• M4: 874,998 km (0.106 R)
• M5: 2,131,620 km (0.119 R)
• M6: 2,376,362 km (0.062 R)
• M7: 2,826,203 km (0.09 R)
• M8: 3,278,288 km (0.04 R)
• M9: 3,662,455 km (0.055 R)
• M10: 7,516,695 km (0.076 R)
• M11: 8,634,789 km (0.046 R)
• M12: 10,254,485 km (0.049 R)
• M13: 10,659,746 km (0.102 R)
• M14: 12,848,213 km (0.11 R)
• M15: 14,583,399 km (0.114 R)
• M16: 19,638,012 km (0.093 R)
• M17: 21,178,870 km (0.107 R)
• M18: 21,458,767 km (0.067 R)
• M19: 24,704,293 km (0.081 R)
• M20: 26,822,599 km (0.115 R)
• M21: 27,260,322 km (0.12 R)
• M22: 27,925,883 km (0.079 R)
• M23: 28,150,131 km (0.074 R)
• M24: 30,340,692 km (0.104 R)
• M25: 32,271,552 km (0.094 R)
• M26: 33,141,463 km (0.109 R)
• M27: 34,154,540 km (0.057 R)
• M28: 38,414,340 km (0.118 R)
• M29: 38,970,545 km (0.043 R)
• M30: 48,291,988 km (0.087 R)
• M31: 51,420,827 km (0.097 R)
• M32: 54,857,390 km (0.109 R)
• M33: 56,095,611 km (0.062 R)
• M34: 59,179,870 km (0.096 R)
• M35: 61,423,689 km (0.073 R)
• M36: 61,803,219 km (0.076 R)
• M37: 65,683,787 km (0.057 R)
• M38: 66,279,636 km (0.113 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.5

Radius: 7.6

Gravity: 8.46 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 7.77 AU - 11.87 AU

Year: 19869 Days

Day: 23.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 57,683,227 km

• M1: 94,845 km (0.092 R)
• M2: 619,186 km (0.106 R)
• M3: 960,568 km (0.068 R)
• M4: 5,657,941 km (0.089 R)
• M5: 6,630,477 km (0.1 R)
• M6: 7,569,203 km (0.106 R)
• M7: 9,543,297 km (0.104 R)
• M8: 10,328,686 km (0.038 R)
• M9: 12,027,818 km (0.096 R)
• M10: 12,876,786 km (0.031 R)
• M11: 13,556,559 km (0.067 R)
• M12: 13,835,110 km (0.114 R)
• M13: 14,403,582 km (0.109 R)
• M14: 14,987,612 km (0.073 R)
• M15: 15,892,979 km (0.093 R)
• M16: 17,400,476 km (0.042 R)
• M17: 19,437,700 km (0.03 R)
• M18: 20,150,833 km (0.04 R)
• M19: 20,605,162 km (0.119 R)
• M20: 22,980,627 km (0.057 R)
• M21: 25,744,597 km (0.116 R)
• M22: 28,608,349 km (0.09 R)
• M23: 31,555,876 km (0.115 R)
• M24: 37,908,699 km (0.113 R)
• M25: 38,880,636 km (0.054 R)
• M26: 39,443,423 km (0.102 R)
• M27: 41,895,931 km (0.114 R)
• M28: 55,518,911 km (0.088 R)
• M29: 58,778,350 km (0.107 R)
• M30: 64,098,499 km (0.077 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 285.5

Radius: 7.1

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 7.92 AU - 12.1 AU

Year: 20449 Days

Day: 23.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 57,683,227 km

• M1: 88,263 km (0.099 R)
• M2: 452,982 km (0.082 R)
• M3: 762,052 km (0.12 R)
• M4: 988,244 km (0.058 R)
• M5: 1,407,566 km (0.079 R)
• M6: 1,706,463 km (0.1 R)
• M7: 2,158,099 km (0.077 R)
• M8: 3,199,001 km (0.074 R)
• M9: 3,914,378 km (0.077 R)
• M10: 4,145,507 km (0.069 R)
• M11: 7,287,660 km (0.09 R)
• M12: 8,957,322 km (0.087 R)
• M13: 9,207,899 km (0.068 R)
• M14: 11,209,967 km (0.106 R)
• M15: 11,856,978 km (0.072 R)
• M16: 16,273,107 km (0.116 R)
• M17: 18,118,247 km (0.055 R)
• M18: 18,763,014 km (0.103 R)
• M19: 21,406,857 km (0.085 R)
• M20: 24,192,220 km (0.108 R)
• M21: 27,001,817 km (0.106 R)
• M22: 27,525,410 km (0.106 R)
• M23: 27,842,707 km (0.109 R)
• M24: 30,696,585 km (0.116 R)
• M25: 32,782,877 km (0.118 R)
• M26: 33,619,129 km (0.085 R)
• M27: 35,834,674 km (0.035 R)
• M28: 41,102,913 km (0.114 R)
• M29: 50,885,566 km (0.112 R)
• M30: 53,306,658 km (0.103 R)
• M31: 57,510,657 km (0.107 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 19,377 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit