🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.49 AU - 2.89 AU

Year: 1671 Days

Day: 17 Hours

Environment

Temp: -105 °C

Axial Tilt: 115.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.34 AU - 3.4 AU

Year: 1841 Days

Day: 40 Hours

Environment

Temp: -104 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 28,282,462 km

• M1: 21,093 km (0.107 R)
• M2: 369,806 km (0.045 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.43 AU - 3.35 AU

Year: 1861 Days

Day: 23.9 Hours

Environment

Temp: -105 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.9

Radius: 8.5

Gravity: 12.07 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 6.58 AU - 7.24 AU

Year: 6880 Days

Day: 9.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 28,282,462 km

• M1: 105,915 km (0.104 R)
• M2: 373,995 km (0.114 R)
• M3: 663,915 km (0.068 R)
• M4: 1,556,715 km (0.097 R)
• M5: 1,866,682 km (0.043 R)
• M6: 2,500,828 km (0.117 R)
• M7: 2,991,658 km (0.104 R)
• M8: 3,639,866 km (0.066 R)
• M9: 5,062,542 km (0.09 R)
• M10: 7,349,594 km (0.048 R)
• M11: 9,497,670 km (0.116 R)
• M12: 10,542,162 km (0.068 R)
• M13: 11,608,645 km (0.109 R)
• M14: 11,872,985 km (0.098 R)
• M15: 12,141,214 km (0.083 R)
• M16: 14,314,272 km (0.104 R)
• M17: 16,007,421 km (0.116 R)
• M18: 16,401,163 km (0.084 R)
• M19: 17,139,727 km (0.067 R)
• M20: 20,013,203 km (0.098 R)
• M21: 20,856,337 km (0.089 R)
• M22: 23,951,965 km (0.099 R)
• M23: 24,294,694 km (0.085 R)
• M24: 24,640,564 km (0.088 R)
• M25: 26,147,763 km (0.098 R)
• M26: 28,474,459 km (0.119 R)
• M27: 31,958,593 km (0.066 R)
• M28: 34,943,071 km (0.063 R)
• M29: 39,760,272 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 33.9

Radius: 4.4

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 10.87 AU - 17.63 AU

Year: 20374 Days

Day: 16.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,282,462 km

• M1: 59,390 km (0.057 R)
• M2: 430,543 km (0.093 R)
• M3: 1,144,723 km (0.104 R)
• M4: 1,393,803 km (0.049 R)
• M5: 2,892,924 km (0.086 R)
• M6: 3,562,075 km (0.101 R)
• M7: 4,474,921 km (0.115 R)
• M8: 5,505,501 km (0.037 R)
• M9: 7,012,699 km (0.069 R)
• M10: 7,419,755 km (0.069 R)
• M11: 7,914,625 km (0.073 R)
• M12: 8,096,536 km (0.11 R)
• M13: 9,327,726 km (0.115 R)
• M14: 13,657,388 km (0.113 R)
• M15: 17,697,877 km (0.112 R)
• M16: 18,071,872 km (0.118 R)
• M17: 20,223,987 km (0.09 R)
• M18: 24,795,398 km (0.112 R)
• M19: 24,950,830 km (0.118 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 14,315 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit