🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.4

Radius: 8.1

Gravity: 13.45 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.68 AU - 0.96 AU

Year: 487 Days

Day: 12.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 54,566,530 km

• M1: 100,679 km (0.056 R)
• M2: 542,741 km (0.043 R)
• M3: 877,990 km (0.119 R)
• M4: 1,132,905 km (0.097 R)
• M5: 1,596,359 km (0.063 R)
• M6: 1,914,853 km (0.102 R)
• M7: 2,343,002 km (0.073 R)
• M8: 3,279,485 km (0.095 R)
• M9: 4,999,112 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.3

Radius: 11.8

Gravity: 6.41 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.4 AU - 1.66 AU

Year: 1241 Days

Day: 11.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,566,530 km

• M1: 146,905 km (0.108 R)
• M2: 549,323 km (0.112 R)
• M3: 1,107,922 km (0.118 R)
• M4: 1,680,882 km (0.032 R)
• M5: 2,075,371 km (0.057 R)
• M6: 2,557,376 km (0.07 R)
• M7: 3,969,131 km (0.064 R)
• M8: 4,776,510 km (0.037 R)
• M9: 6,425,528 km (0.105 R)
• M10: 6,941,640 km (0.097 R)
• M11: 9,105,574 km (0.119 R)
• M12: 11,686,137 km (0.051 R)
• M13: 12,683,207 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.8

Radius: 12

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.73 AU - 3.55 AU

Year: 3650 Days

Day: 10.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,566,530 km

• M1: 149,299 km (0.103 R)
• M2: 581,188 km (0.12 R)
• M3: 1,029,533 km (0.107 R)
• M4: 1,515,277 km (0.108 R)
• M5: 2,077,017 km (0.108 R)
• M6: 4,399,374 km (0.104 R)
• M7: 5,283,198 km (0.091 R)
• M8: 5,961,774 km (0.063 R)
• M9: 6,336,068 km (0.108 R)
• M10: 6,869,385 km (0.101 R)
• M11: 7,524,025 km (0.115 R)
• M12: 8,090,253 km (0.115 R)
• M13: 8,583,776 km (0.103 R)
• M14: 10,606,040 km (0.117 R)
• M15: 13,649,759 km (0.11 R)
• M16: 15,571,194 km (0.111 R)
• M17: 17,941,273 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.9

Radius: 8

Gravity: 10.89 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 5.4 AU - 5.68 AU

Year: 8554 Days

Day: 8.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,566,530 km

• M1: 99,483 km (0.11 R)
• M2: 387,458 km (0.082 R)
• M3: 698,622 km (0.109 R)
• M4: 962,064 km (0.092 R)
• M5: 1,493,286 km (0.111 R)
• M6: 1,941,930 km (0.037 R)
• M7: 3,242,384 km (0.068 R)
• M8: 3,497,598 km (0.088 R)
• M9: 4,101,974 km (0.104 R)
• M10: 5,882,787 km (0.1 R)
• M11: 6,264,411 km (0.1 R)
• M12: 6,848,890 km (0.109 R)
• M13: 7,670,481 km (0.104 R)
• M14: 8,168,493 km (0.09 R)
• M15: 9,091,960 km (0.043 R)
• M16: 11,302,418 km (0.096 R)
• M17: 14,091,671 km (0.115 R)
• M18: 17,379,682 km (0.055 R)
• M19: 19,351,981 km (0.115 R)
• M20: 22,042,049 km (0.111 R)
• M21: 25,514,515 km (0.07 R)
• M22: 26,436,337 km (0.107 R)
• M23: 37,850,056 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.2

Radius: 7.4

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 8.68 AU - 9.3 AU

Year: 17683 Days

Day: 23.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 54,566,530 km

• M1: 95,294 km (0.092 R)
• M2: 561,291 km (0.042 R)
• M3: 808,128 km (0.09 R)
• M4: 1,117,346 km (0.094 R)
• M5: 1,730,698 km (0.099 R)
• M6: 2,103,496 km (0.061 R)
• M7: 2,591,484 km (0.095 R)
• M8: 5,223,359 km (0.116 R)
• M9: 5,533,924 km (0.091 R)
• M10: 5,856,757 km (0.06 R)
• M11: 6,383,940 km (0.051 R)
• M12: 6,619,407 km (0.094 R)
• M13: 7,233,506 km (0.101 R)
• M14: 8,813,559 km (0.032 R)
• M15: 9,105,873 km (0.063 R)
• M16: 10,997,837 km (0.084 R)
• M17: 13,391,403 km (0.092 R)
• M18: 13,908,712 km (0.09 R)
• M19: 14,172,304 km (0.12 R)
• M20: 14,641,592 km (0.117 R)
• M21: 20,255,552 km (0.082 R)
• M22: 21,109,905 km (0.067 R)
• M23: 22,166,365 km (0.083 R)
• M24: 25,645,862 km (0.057 R)
• M25: 28,192,616 km (0.032 R)
• M26: 28,934,921 km (0.07 R)
• M27: 31,465,519 km (0.101 R)
• M28: 32,959,253 km (0.059 R)
• M29: 41,413,627 km (0.1 R)
• M30: 42,649,156 km (0.038 R)
• M31: 46,944,709 km (0.026 R)
• M32: 49,502,534 km (0.059 R)
• M33: 53,591,792 km (0.104 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: 389 - 11,222 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit