🌌 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 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.48 AU - 0.64 AU

Year: 271 Days

Day: 43 Hours

Environment

Temp: -127 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 11,676,442 km

• M1: 29,172 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.2

Radius: 9.3

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.62 AU - 0.76 AU

Year: 370 Days

Day: 6 Hours

Environment

Temp: -134 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 11,676,442 km

• M1: 116,238 km (0.058 R)
• M2: 457,470 km (0.095 R)
• M3: 787,932 km (0.025 R)
• M4: 1,164,021 km (0.078 R)
• M5: 1,491,790 km (0.064 R)
• M6: 2,026,303 km (0.049 R)
• M7: 3,023,523 km (0.044 R)
• M8: 3,338,875 km (0.103 R)
• M9: 3,698,658 km (0.056 R)
• M10: 4,072,353 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.5

Radius: 10.4

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.7 AU - 0.88 AU

Year: 453 Days

Day: 5.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 11,676,442 km

• M1: 132,245 km (0.107 R)
• M2: 489,933 km (0.118 R)
• M3: 816,804 km (0.104 R)
• M4: 1,606,232 km (0.107 R)
• M5: 2,532,542 km (0.11 R)

Asteroid Belt

Center: 1.43 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.7

Radius: 12.2

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.93 AU - 2.19 AU

Year: 1909 Days

Day: 10.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 11,676,442 km

• M1: 154,684 km (0.092 R)
• M2: 536,458 km (0.108 R)
• M3: 1,011,730 km (0.086 R)
• M4: 1,848,132 km (0.089 R)
• M5: 2,616,317 km (0.04 R)
• M6: 3,743,537 km (0.077 R)
• M7: 4,840,837 km (0.087 R)
• M8: 5,230,839 km (0.094 R)
• M9: 5,855,410 km (0.108 R)
• M10: 6,576,023 km (0.083 R)
• M11: 7,584,911 km (0.106 R)
• M12: 8,113,141 km (0.088 R)
• M13: 8,922,615 km (0.038 R)
• M14: 11,199,196 km (0.105 R)
• M15: 11,607,448 km (0.086 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 14,868 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit