🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.54 AU - 0.76 AU

Year: 344 Days

Day: 14.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.2

Radius: 12.3

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.91 AU - 1.15 AU

Year: 686 Days

Day: 6.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,753,998 km

• M1: 154,684 km (0.104 R)
• M2: 622,776 km (0.115 R)
• M3: 1,010,683 km (0.09 R)
• M4: 1,397,244 km (0.038 R)
• M5: 1,894,358 km (0.114 R)
• M6: 2,286,753 km (0.108 R)
• M7: 3,085,606 km (0.061 R)
• M8: 3,941,156 km (0.078 R)
• M9: 4,392,792 km (0.075 R)
• M10: 4,809,871 km (0.077 R)
• M11: 5,235,177 km (0.057 R)
• M12: 6,707,669 km (0.096 R)
• M13: 7,126,843 km (0.098 R)
• M14: 7,848,652 km (0.103 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 454.5

Radius: 4.4

Gravity: 23.48 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 6.27 AU - 6.39 AU

Year: 10448 Days

Day: 18.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 32,753,998 km

• M1: 54,902 km (0.117 R)
• M2: 244,293 km (0.091 R)
• M3: 734,526 km (0.092 R)
• M4: 4,321,583 km (0.104 R)
• M5: 5,143,474 km (0.05 R)
• M6: 5,300,552 km (0.079 R)
• M7: 7,726,580 km (0.082 R)
• M8: 7,974,464 km (0.082 R)
• M9: 9,248,140 km (0.05 R)
• M10: 11,644,399 km (0.112 R)
• M11: 12,697,269 km (0.096 R)
• M12: 24,282,427 km (0.108 R)
• M13: 24,636,077 km (0.03 R)
• M14: 25,809,373 km (0.092 R)
• M15: 26,085,231 km (0.09 R)
• M16: 27,399,000 km (0.072 R)
• M17: 32,665,144 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 182.4

Radius: 3

Gravity: 20.27 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 5.84 AU - 7.22 AU

Year: 10947 Days

Day: 23.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 32,753,998 km

• M1: 38,895 km (0.085 R)
• M2: 224,995 km (0.049 R)
• M3: 605,722 km (0.112 R)
• M4: 835,205 km (0.053 R)
• M5: 1,109,418 km (0.073 R)
• M6: 1,513,482 km (0.118 R)
• M7: 1,735,186 km (0.12 R)
• M8: 1,933,552 km (0.097 R)
• M9: 2,131,171 km (0.087 R)
• M10: 2,620,356 km (0.099 R)
• M11: 5,421,427 km (0.101 R)
• M12: 8,735,020 km (0.086 R)
• M13: 11,599,221 km (0.071 R)
• M14: 12,248,774 km (0.093 R)
• M15: 16,600,577 km (0.087 R)
• M16: 17,944,564 km (0.109 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 18,535 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit