🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.4

Radius: 9.3

Gravity: 10.42 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.57 AU - 0.61 AU

Year: 313 Days

Day: 10.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,087,113 km

• M1: 115,789 km (0.101 R)
• M2: 406,607 km (0.1 R)
• M3: 768,484 km (0.119 R)
• M4: 1,146,967 km (0.084 R)
• M5: 1,471,295 km (0.109 R)
• M6: 1,879,697 km (0.086 R)
• M7: 2,425,430 km (0.072 R)
• M8: 2,736,145 km (0.11 R)
• M9: 3,192,269 km (0.042 R)
• M10: 3,520,038 km (0.103 R)
• M11: 4,798,352 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973

Radius: 10.7

Gravity: 8.5 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.69 AU - 0.81 AU

Year: 448 Days

Day: 5.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 51,087,113 km

• M1: 133,142 km (0.1 R)
• M2: 487,390 km (0.086 R)
• M3: 903,122 km (0.087 R)
• M4: 1,297,612 km (0.092 R)
• M5: 1,691,503 km (0.106 R)
• M6: 2,093,622 km (0.11 R)
• M7: 2,694,706 km (0.051 R)
• M8: 3,106,101 km (0.118 R)
• M9: 3,986,634 km (0.082 R)
• M10: 4,388,454 km (0.114 R)
• M11: 5,530,334 km (0.092 R)
• M12: 6,641,248 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280

Radius: 12.1

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.57 AU - 2.95 AU

Year: 3165 Days

Day: 7.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,087,113 km

• M1: 150,495 km (0.112 R)
• M2: 596,896 km (0.086 R)
• M3: 1,099,395 km (0.092 R)
• M4: 1,743,862 km (0.107 R)
• M5: 2,412,714 km (0.084 R)
• M6: 3,262,730 km (0.105 R)
• M7: 3,668,888 km (0.03 R)
• M8: 4,147,152 km (0.044 R)
• M9: 4,625,566 km (0.111 R)
• M10: 6,034,479 km (0.12 R)
• M11: 7,001,779 km (0.107 R)
• M12: 7,859,573 km (0.075 R)
• M13: 8,469,483 km (0.09 R)
• M14: 9,477,175 km (0.036 R)
• M15: 10,599,458 km (0.111 R)
• M16: 11,536,389 km (0.045 R)
• M17: 15,137,809 km (0.116 R)
• M18: 15,558,328 km (0.113 R)
• M19: 16,131,288 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.5

Radius: 13.5

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.81 AU - 3.99 AU

Year: 5316 Days

Day: 12 Hours

Environment

Temp: -228 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,087,113 km

• M1: 167,849 km (0.101 R)
• M2: 888,761 km (0.108 R)
• M3: 1,501,963 km (0.087 R)
• M4: 2,006,706 km (0.116 R)
• M5: 2,576,973 km (0.056 R)
• M6: 3,051,797 km (0.073 R)
• M7: 4,432,585 km (0.059 R)
• M8: 4,866,718 km (0.097 R)
• M9: 5,382,681 km (0.106 R)
• M10: 6,108,081 km (0.077 R)
• M11: 7,089,443 km (0.108 R)
• M12: 8,718,115 km (0.084 R)
• M13: 11,013,395 km (0.099 R)
• M14: 12,091,248 km (0.048 R)
• M15: 12,655,830 km (0.105 R)
• M16: 13,139,929 km (0.106 R)
• M17: 13,787,538 km (0.047 R)
• M18: 19,696,355 km (0.112 R)
• M19: 20,413,078 km (0.104 R)
• M20: 23,383,194 km (0.051 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 351.7

Radius: 8

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.43 AU - 9.39 AU

Year: 15356 Days

Day: 19.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,087,113 km

• M1: 106,663 km (0.095 R)
• M2: 401,820 km (0.103 R)
• M3: 795,561 km (0.116 R)
• M4: 1,267,393 km (0.11 R)
• M5: 1,693,149 km (0.116 R)
• M6: 2,121,298 km (0.102 R)
• M7: 2,619,908 km (0.086 R)
• M8: 3,218,000 km (0.095 R)
• M9: 3,796,644 km (0.038 R)
• M10: 4,296,451 km (0.098 R)
• M11: 5,668,114 km (0.088 R)
• M12: 6,246,309 km (0.072 R)
• M13: 10,151,113 km (0.085 R)
• M14: 11,334,582 km (0.093 R)
• M15: 12,607,510 km (0.1 R)
• M16: 13,717,826 km (0.104 R)
• M17: 16,776,653 km (0.091 R)
• M18: 17,588,222 km (0.12 R)
• M19: 18,503,162 km (0.063 R)
• M20: 20,510,616 km (0.115 R)
• M21: 21,696,030 km (0.026 R)
• M22: 25,525,885 km (0.088 R)
• M23: 26,797,018 km (0.036 R)
• M24: 31,968,167 km (0.062 R)
• M25: 33,790,868 km (0.057 R)
• M26: 43,265,200 km (0.06 R)
• M27: 44,369,532 km (0.094 R)
• M28: 49,873,237 km (0.092 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 11,335 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit