🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.9

Radius: 9.4

Gravity: 9.45 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.57 AU - 0.75 AU

Year: 377 Days

Day: 14 Hours

Environment

Temp: -155 °C

Axial Tilt: 51.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,902,169 km

• M1: 116,836 km (0.103 R)
• M2: 428,747 km (0.092 R)
• M3: 809,175 km (0.118 R)
• M4: 1,161,179 km (0.093 R)
• M5: 1,513,482 km (0.118 R)
• M6: 1,905,578 km (0.106 R)
• M7: 2,301,414 km (0.073 R)
• M8: 2,865,547 km (0.067 R)
• M9: 3,271,705 km (0.081 R)
• M10: 4,227,636 km (0.078 R)
• M11: 4,785,486 km (0.101 R)
• M12: 5,215,730 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.6

Radius: 13.1

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.71 AU - 1.01 AU

Year: 561 Days

Day: 6.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,902,169 km

• M1: 162,912 km (0.109 R)
• M2: 702,512 km (0.086 R)
• M3: 1,285,644 km (0.097 R)
• M4: 1,726,210 km (0.109 R)
• M5: 2,212,702 km (0.051 R)
• M6: 3,367,448 km (0.03 R)
• M7: 5,732,890 km (0.118 R)
• M8: 7,186,233 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.7

Radius: 13.2

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.78 AU - 2.1 AU

Year: 1899 Days

Day: 13.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,902,169 km

• M1: 165,156 km (0.059 R)
• M2: 822,339 km (0.079 R)
• M3: 1,540,260 km (0.07 R)
• M4: 1,987,857 km (0.105 R)
• M5: 2,596,720 km (0.088 R)
• M6: 4,252,619 km (0.076 R)
• M7: 5,555,317 km (0.103 R)
• M8: 6,918,453 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.8

Radius: 8.4

Gravity: 12.79 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.49 AU - 3.35 AU

Year: 3507 Days

Day: 13.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,902,169 km

• M1: 104,569 km (0.056 R)
• M2: 389,254 km (0.062 R)
• M3: 726,298 km (0.037 R)
• M4: 1,074,412 km (0.039 R)
• M5: 1,444,517 km (0.06 R)
• M6: 1,885,532 km (0.106 R)
• M7: 2,524,464 km (0.114 R)
• M8: 3,557,737 km (0.1 R)
• M9: 4,024,183 km (0.026 R)
• M10: 5,505,501 km (0.097 R)
• M11: 6,613,871 km (0.059 R)
• M12: 7,520,883 km (0.041 R)
• M13: 12,697,418 km (0.107 R)
• M14: 15,369,386 km (0.064 R)
• M15: 15,755,498 km (0.115 R)
• M16: 17,128,956 km (0.106 R)
• M17: 17,844,932 km (0.062 R)
• M18: 18,394,853 km (0.082 R)
• M19: 19,018,976 km (0.097 R)
• M20: 22,213,339 km (0.07 R)
• M21: 22,849,728 km (0.081 R)
• M22: 24,681,106 km (0.067 R)
• M23: 25,825,828 km (0.041 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.1

Radius: 8.3

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.72 AU - 3.24 AU

Year: 3616 Days

Day: 7.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,902,169 km

• M1: 104,120 km (0.071 R)
• M2: 980,315 km (0.103 R)
• M3: 1,620,594 km (0.094 R)
• M4: 2,297,225 km (0.104 R)
• M5: 3,328,253 km (0.103 R)
• M6: 3,837,485 km (0.089 R)
• M7: 4,270,570 km (0.097 R)
• M8: 5,507,745 km (0.099 R)
• M9: 6,174,203 km (0.102 R)
• M10: 7,018,534 km (0.084 R)
• M11: 7,720,896 km (0.12 R)
• M12: 8,075,293 km (0.103 R)
• M13: 8,994,422 km (0.103 R)
• M14: 9,949,455 km (0.097 R)
• M15: 10,239,077 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 173.7

Radius: 7.6

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 8.63 AU - 9.91 AU

Year: 19839 Days

Day: 24.1 Hours

Environment

Temp: -242 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,902,169 km

• M1: 101,278 km (0.034 R)
• M2: 368,759 km (0.088 R)
• M3: 896,540 km (0.076 R)
• M4: 1,675,795 km (0.119 R)
• M5: 3,511,511 km (0.105 R)
• M6: 4,870,308 km (0.051 R)
• M7: 5,381,634 km (0.119 R)
• M8: 6,142,489 km (0.114 R)
• M9: 8,809,071 km (0.08 R)
• M10: 11,488,368 km (0.068 R)
• M11: 11,766,321 km (0.105 R)
• M12: 16,989,381 km (0.031 R)
• M13: 20,102,513 km (0.039 R)
• M14: 32,121,954 km (0.08 R)
• M15: 32,785,271 km (0.11 R)
• M16: 35,413,107 km (0.06 R)
• M17: 39,423,826 km (0.083 R)
• M18: 41,996,311 km (0.099 R)
• M19: 42,391,698 km (0.096 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 10,886 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit