🌌 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: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.49 AU - 0.61 AU

Year: 268 Days

Day: 16.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 12,021,868 km

• M1: 302,487 km (0.056 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.2

Radius: 13.4

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.65 AU - 1.01 AU

Year: 496 Days

Day: 9.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 12,021,868 km

• M1: 166,652 km (0.063 R)
• M2: 610,210 km (0.078 R)
• M3: 1,065,436 km (0.08 R)
• M4: 1,486,853 km (0.115 R)
• M5: 1,942,080 km (0.101 R)
• M6: 2,360,654 km (0.104 R)
• M7: 3,223,086 km (0.101 R)
• M8: 3,753,560 km (0.028 R)
• M9: 4,484,196 km (0.108 R)
• M10: 5,227,698 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.8

Radius: 12.3

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.78 AU - 0.96 AU

Year: 532 Days

Day: 8.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 12,021,868 km

• M1: 153,039 km (0.107 R)
• M2: 536,308 km (0.12 R)
• M3: 939,026 km (0.113 R)
• M4: 1,414,298 km (0.096 R)
• M5: 1,829,432 km (0.059 R)
• M6: 2,742,727 km (0.109 R)
• M7: 3,818,785 km (0.109 R)
• M8: 4,301,088 km (0.093 R)
• M9: 4,949,446 km (0.113 R)
• M10: 5,339,148 km (0.092 R)

Asteroid Belt

Center: 1.4 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.8

Radius: 10.7

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.91 AU - 1.93 AU

Year: 1745 Days

Day: 10.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 12,021,868 km

• M1: 133,441 km (0.089 R)
• M2: 504,594 km (0.049 R)
• M3: 1,111,662 km (0.109 R)
• M4: 1,691,653 km (0.079 R)
• M5: 2,912,072 km (0.099 R)
• M6: 3,353,087 km (0.111 R)
• M7: 4,246,036 km (0.043 R)
• M8: 4,757,960 km (0.09 R)
• M9: 5,560,702 km (0.109 R)
• M10: 6,592,778 km (0.07 R)
• M11: 8,345,916 km (0.115 R)
• M12: 8,916,033 km (0.111 R)
• M13: 9,451,294 km (0.118 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 282 - 11,708 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit