🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.5

Radius: 14.3

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.46 AU - 0.64 AU

Year: 272 Days

Day: 11.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 52,108,627 km

• M1: 177,872 km (0.106 R)
• M2: 1,018,612 km (0.088 R)
• M3: 1,649,017 km (0.033 R)
• M4: 2,227,512 km (0.1 R)
• M5: 2,949,322 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.7

Radius: 11.6

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.33 AU - 1.57 AU

Year: 1164 Days

Day: 5.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,108,627 km

• M1: 144,362 km (0.038 R)
• M2: 575,653 km (0.075 R)
• M3: 986,897 km (0.101 R)
• M4: 1,444,517 km (0.113 R)
• M5: 1,917,546 km (0.089 R)
• M6: 2,432,013 km (0.072 R)
• M7: 3,438,357 km (0.116 R)
• M8: 3,959,257 km (0.11 R)
• M9: 4,551,216 km (0.034 R)
• M10: 4,978,019 km (0.103 R)
• M11: 6,374,515 km (0.096 R)
• M12: 7,036,336 km (0.07 R)
• M13: 7,397,166 km (0.07 R)
• M14: 9,329,821 km (0.119 R)
• M15: 10,150,964 km (0.101 R)
• M16: 10,612,772 km (0.043 R)
• M17: 11,472,362 km (0.098 R)
• M18: 11,973,514 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.5

Radius: 11.2

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.93 AU - 3.99 AU

Year: 4292 Days

Day: 11 Hours

Environment

Temp: -207 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 52,108,627 km

• M1: 139,874 km (0.102 R)
• M2: 528,080 km (0.105 R)
• M3: 1,014,274 km (0.068 R)
• M4: 1,931,608 km (0.049 R)
• M5: 2,537,629 km (0.033 R)
• M6: 12,394,782 km (0.087 R)
• M7: 12,776,855 km (0.116 R)
• M8: 14,431,108 km (0.051 R)
• M9: 15,577,776 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 643.5

Radius: 3.4

Gravity: 55.67 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 5.89 AU - 7.61 AU

Year: 11695 Days

Day: 19.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,108,627 km

• M1: 45,179 km (0.113 R)
• M2: 263,591 km (0.112 R)
• M3: 574,306 km (0.082 R)
• M4: 1,654,253 km (0.065 R)
• M5: 1,930,411 km (0.12 R)
• M6: 3,526,770 km (0.104 R)
• M7: 4,786,833 km (0.117 R)
• M8: 5,044,440 km (0.061 R)
• M9: 10,359,503 km (0.116 R)
• M10: 11,288,655 km (0.102 R)
• M11: 15,631,930 km (0.119 R)
• M12: 16,558,540 km (0.084 R)
• M13: 17,748,441 km (0.088 R)
• M14: 20,970,181 km (0.073 R)
• M15: 25,713,032 km (0.061 R)
• M16: 25,908,556 km (0.097 R)
• M17: 30,028,930 km (0.055 R)
• M18: 31,012,536 km (0.111 R)
• M19: 36,995,404 km (0.115 R)
• M20: 40,321,862 km (0.078 R)
• M21: 42,057,497 km (0.093 R)
• M22: 44,261,073 km (0.099 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 13,016 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit