🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.89 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.2

Radius: 12.3

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.43 AU - 2.13 AU

Year: 1611 Days

Day: 7.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,976,737 km

• M1: 153,188 km (0.087 R)
• M2: 607,218 km (0.092 R)
• M3: 994,527 km (0.074 R)
• M4: 1,419,983 km (0.052 R)
• M5: 1,865,336 km (0.067 R)
• M6: 2,847,296 km (0.077 R)
• M7: 3,306,263 km (0.084 R)
• M8: 4,359,282 km (0.094 R)
• M9: 5,406,467 km (0.104 R)
• M10: 5,790,784 km (0.056 R)
• M11: 6,212,949 km (0.111 R)
• M12: 6,842,906 km (0.108 R)
• M13: 7,227,971 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.3

Radius: 15

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.65 AU - 2.01 AU

Year: 1679 Days

Day: 5.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,976,737 km

• M1: 197,619 km (0.096 R)
• M2: 990,488 km (0.043 R)
• M3: 1,665,024 km (0.097 R)
• M4: 2,390,275 km (0.051 R)
• M5: 5,078,698 km (0.12 R)
• M6: 6,073,823 km (0.105 R)
• M7: 7,319,674 km (0.106 R)
• M8: 9,248,440 km (0.108 R)
• M9: 10,927,975 km (0.109 R)

Asteroid Belt

Center: 2.59 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268

Radius: 13.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.75 AU - 3.95 AU

Year: 4159 Days

Day: 11.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 152.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,976,737 km

• M1: 172,935 km (0.116 R)
• M2: 654,790 km (0.107 R)
• M3: 1,566,589 km (0.092 R)
• M4: 3,238,196 km (0.11 R)
• M5: 5,814,869 km (0.069 R)
• M6: 8,604,271 km (0.112 R)
• M7: 10,010,790 km (0.109 R)
• M8: 13,053,461 km (0.07 R)
• M9: 16,981,752 km (0.044 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 460.5

Radius: 3.7

Gravity: 33.64 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 6.84 AU - 6.9 AU

Year: 12213 Days

Day: 20.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,976,737 km

• M1: 46,076 km (0.039 R)
• M2: 224,546 km (0.12 R)
• M3: 556,354 km (0.117 R)
• M4: 700,417 km (0.089 R)
• M5: 822,190 km (0.049 R)
• M6: 1,239,418 km (0.104 R)
• M7: 1,544,149 km (0.047 R)
• M8: 2,867,342 km (0.11 R)
• M9: 3,699,555 km (0.088 R)
• M10: 4,018,648 km (0.071 R)
• M11: 4,620,779 km (0.074 R)
• M12: 5,280,805 km (0.095 R)
• M13: 5,582,095 km (0.108 R)
• M14: 6,981,733 km (0.092 R)
• M15: 7,847,755 km (0.105 R)
• M16: 8,020,540 km (0.118 R)
• M17: 10,244,462 km (0.11 R)
• M18: 10,925,432 km (0.028 R)
• M19: 14,141,487 km (0.109 R)
• M20: 16,345,811 km (0.066 R)
• M21: 18,387,074 km (0.04 R)
• M22: 21,927,906 km (0.108 R)
• M23: 25,424,158 km (0.091 R)
• M24: 27,254,488 km (0.109 R)
• M25: 30,320,496 km (0.116 R)
• M26: 30,532,626 km (0.098 R)
• M27: 33,721,903 km (0.066 R)
• M28: 43,926,572 km (0.031 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 19,987 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit