🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.91 AU - 1.01 AU

Year: 411 Days

Day: 48 Hours

Environment

Temp: -57 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.24 AU - 1.52 AU

Year: 708 Days

Day: 32.3 Hours

Environment

Temp: -84 °C

Axial Tilt: 133.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 37,433,891 km

• M1: 17,204 km (0.115 R)
• M2: 71,957 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.68 AU - 1.98 AU

Year: 1081 Days

Day: 18.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 133.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913.1

Radius: 13.1

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.19 AU - 6.57 AU

Year: 5448 Days

Day: 6.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 37,433,891 km

• M1: 163,810 km (0.112 R)
• M2: 999,613 km (0.106 R)
• M3: 1,539,512 km (0.068 R)
• M4: 2,069,687 km (0.094 R)
• M5: 2,612,278 km (0.104 R)
• M6: 3,228,472 km (0.102 R)
• M7: 4,109,454 km (0.084 R)
• M8: 4,754,520 km (0.117 R)
• M9: 5,173,394 km (0.05 R)
• M10: 6,379,900 km (0.107 R)
• M11: 7,067,602 km (0.062 R)
• M12: 7,503,530 km (0.116 R)
• M13: 8,073,797 km (0.046 R)
• M14: 8,796,205 km (0.075 R)
• M15: 13,235,672 km (0.071 R)
• M16: 14,997,935 km (0.056 R)
• M17: 18,230,296 km (0.079 R)
• M18: 21,672,244 km (0.064 R)
• M19: 22,362,787 km (0.117 R)
• M20: 24,522,532 km (0.093 R)
• M21: 27,524,961 km (0.107 R)
• M22: 29,068,362 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.2

Radius: 13.2

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 6.2 AU - 6.98 AU

Year: 7385 Days

Day: 11 Hours

Environment

Temp: -187 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 37,433,891 km

• M1: 165,904 km (0.074 R)
• M2: 739,612 km (0.093 R)
• M3: 1,180,477 km (0.078 R)
• M4: 1,817,465 km (0.093 R)
• M5: 2,375,016 km (0.068 R)
• M6: 3,148,138 km (0.077 R)
• M7: 3,911,386 km (0.075 R)
• M8: 4,657,131 km (0.119 R)
• M9: 5,434,891 km (0.048 R)
• M10: 5,903,282 km (0.107 R)
• M11: 7,511,459 km (0.109 R)
• M12: 8,174,177 km (0.082 R)
• M13: 9,617,049 km (0.091 R)
• M14: 10,352,173 km (0.105 R)
• M15: 10,927,825 km (0.115 R)
• M16: 18,330,975 km (0.1 R)
• M17: 25,217,713 km (0.07 R)
• M18: 27,880,854 km (0.105 R)
• M19: 28,902,608 km (0.096 R)
• M20: 29,565,775 km (0.065 R)
• M21: 31,119,798 km (0.106 R)
• M22: 31,716,394 km (0.1 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 13,674 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit