🌌 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: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.4

Radius: 11.9

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.45 AU - 0.67 AU

Year: 284 Days

Day: 8.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 43,585,033 km

• M1: 148,251 km (0.116 R)
• M2: 521,199 km (0.068 R)
• M3: 928,105 km (0.044 R)
• M4: 1,308,233 km (0.081 R)
• M5: 1,713,195 km (0.11 R)
• M6: 2,173,358 km (0.109 R)
• M7: 2,673,015 km (0.041 R)
• M8: 3,190,623 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742

Radius: 14.7

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.57 AU - 0.77 AU

Year: 372 Days

Day: 8 Hours

Environment

Temp: -148 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 43,585,033 km

• M1: 182,809 km (0.106 R)
• M2: 698,921 km (0.057 R)
• M3: 1,170,005 km (0.09 R)
• M4: 1,645,726 km (0.096 R)
• M5: 2,556,777 km (0.055 R)
• M6: 3,450,774 km (0.049 R)
• M7: 3,971,524 km (0.098 R)
• M8: 4,801,194 km (0.038 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.1

Radius: 9.6

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.1 AU - 1.62 AU

Year: 1076 Days

Day: 8.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 43,585,033 km

• M1: 119,529 km (0.116 R)
• M2: 439,219 km (0.069 R)
• M3: 997,967 km (0.086 R)
• M4: 1,634,357 km (0.069 R)
• M5: 3,423,248 km (0.113 R)
• M6: 4,931,195 km (0.075 R)
• M7: 6,332,627 km (0.087 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.6

Radius: 6.3

Gravity: 8.15 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.44 AU - 8.6 AU

Year: 12615 Days

Day: 20.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 43,585,033 km

• M1: 114,442 km (0.119 R)
• M2: 1,464,264 km (0.082 R)
• M3: 1,758,373 km (0.085 R)
• M4: 2,391,023 km (0.096 R)
• M5: 2,639,355 km (0.094 R)
• M6: 3,886,403 km (0.046 R)
• M7: 5,549,333 km (0.069 R)
• M8: 7,475,854 km (0.097 R)
• M9: 8,220,553 km (0.059 R)
• M10: 9,059,198 km (0.07 R)
• M11: 10,002,114 km (0.111 R)
• M12: 12,081,674 km (0.079 R)
• M13: 12,304,275 km (0.051 R)
• M14: 14,873,619 km (0.046 R)
• M15: 40,651,576 km (0.091 R)
• M16: 41,910,292 km (0.061 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: 260 - 13,040 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit