🌌 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: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.4

Radius: 12.6

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.58 AU - 0.72 AU

Year: 362 Days

Day: 8.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 96,640,526 km

• M1: 156,629 km (0.098 R)
• M2: 622,626 km (0.114 R)
• M3: 1,037,012 km (0.101 R)
• M4: 1,514,230 km (0.1 R)
• M5: 1,908,121 km (0.104 R)
• M6: 2,464,625 km (0.055 R)
• M7: 3,378,070 km (0.106 R)
• M8: 3,967,336 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.3

Radius: 10.6

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.72 AU - 1.08 AU

Year: 589 Days

Day: 8.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 96,640,526 km

• M1: 132,544 km (0.089 R)
• M2: 531,521 km (0.093 R)
• M3: 1,174,792 km (0.054 R)
• M4: 2,701,139 km (0.088 R)
• M5: 3,251,360 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.2

Radius: 11.2

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.16 AU - 5.04 AU

Year: 6810 Days

Day: 6.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 96,640,526 km

• M1: 141,071 km (0.12 R)
• M2: 489,335 km (0.1 R)
• M3: 891,155 km (0.072 R)
• M4: 1,271,881 km (0.09 R)
• M5: 1,692,850 km (0.109 R)
• M6: 2,895,766 km (0.071 R)
• M7: 3,722,743 km (0.084 R)
• M8: 5,162,473 km (0.093 R)
• M9: 7,572,943 km (0.114 R)
• M10: 8,061,979 km (0.076 R)
• M11: 9,723,263 km (0.118 R)
• M12: 12,927,949 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 989.3

Radius: 7.8

Gravity: 16.26 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 9.54 AU - 11.66 AU

Year: 23822 Days

Day: 16.7 Hours

Environment

Temp: -244 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 96,640,526 km

• M1: 97,089 km (0.058 R)
• M2: 350,657 km (0.062 R)
• M3: 1,286,990 km (0.096 R)
• M4: 1,697,786 km (0.09 R)
• M5: 3,114,628 km (0.085 R)
• M6: 3,472,765 km (0.096 R)
• M7: 4,027,025 km (0.074 R)
• M8: 4,639,030 km (0.062 R)
• M9: 4,987,294 km (0.065 R)
• M10: 7,148,085 km (0.091 R)
• M11: 7,989,125 km (0.073 R)
• M12: 8,320,933 km (0.103 R)
• M13: 9,866,728 km (0.045 R)
• M14: 10,120,446 km (0.089 R)
• M15: 11,735,654 km (0.12 R)
• M16: 12,092,744 km (0.102 R)
• M17: 12,903,564 km (0.095 R)
• M18: 17,509,832 km (0.1 R)
• M19: 18,643,036 km (0.102 R)
• M20: 20,950,434 km (0.048 R)
• M21: 24,468,078 km (0.075 R)
• M22: 38,587,724 km (0.104 R)
• M23: 46,620,381 km (0.051 R)
• M24: 46,977,322 km (0.105 R)
• M25: 55,699,326 km (0.043 R)
• M26: 59,806,237 km (0.109 R)
• M27: 62,581,427 km (0.103 R)
• M28: 64,995,637 km (0.103 R)
• M29: 68,157,239 km (0.064 R)
• M30: 86,315,877 km (0.06 R)
• M31: 92,642,221 km (0.183 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: 158 - 15,970 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit