🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.85 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.34 AU - 4.04 AU

Year: 2629 Days

Day: 46.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.8

Radius: 9.4

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.9 AU - 6.24 AU

Year: 4875 Days

Day: 9.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,137,577 km

• M1: 118,033 km (0.079 R)
• M2: 410,347 km (0.099 R)
• M3: 739,612 km (0.09 R)
• M4: 1,099,395 km (0.113 R)
• M5: 1,468,901 km (0.044 R)
• M6: 2,250,850 km (0.028 R)
• M7: 2,901,301 km (0.11 R)
• M8: 3,204,536 km (0.093 R)
• M9: 3,511,361 km (0.086 R)
• M10: 3,819,234 km (0.09 R)
• M11: 4,244,540 km (0.109 R)
• M12: 5,543,349 km (0.046 R)
• M13: 6,563,008 km (0.077 R)
• M14: 6,864,298 km (0.113 R)
• M15: 8,007,824 km (0.095 R)
• M16: 11,553,593 km (0.084 R)
• M17: 15,540,975 km (0.069 R)
• M18: 16,931,786 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.4

Radius: 9.7

Gravity: 8.05 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 4.38 AU - 7.26 AU

Year: 5207 Days

Day: 11.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 42,137,577 km

• M1: 120,725 km (0.042 R)
• M2: 479,910 km (0.074 R)
• M3: 957,875 km (0.118 R)
• M4: 1,713,344 km (0.072 R)
• M5: 2,522,370 km (0.088 R)
• M6: 3,655,125 km (0.11 R)
• M7: 4,485,991 km (0.103 R)
• M8: 6,292,086 km (0.113 R)
• M9: 6,717,842 km (0.086 R)
• M10: 7,303,667 km (0.117 R)
• M11: 9,477,025 km (0.08 R)
• M12: 11,224,328 km (0.025 R)
• M13: 13,657,538 km (0.077 R)
• M14: 14,094,812 km (0.094 R)
• M15: 14,597,910 km (0.109 R)
• M16: 17,231,431 km (0.064 R)
• M17: 17,936,186 km (0.028 R)
• M18: 20,590,950 km (0.096 R)
• M19: 23,032,986 km (0.097 R)
• M20: 23,731,159 km (0.08 R)
• M21: 24,283,923 km (0.12 R)
• M22: 25,007,229 km (0.098 R)
• M23: 25,497,311 km (0.058 R)
• M24: 28,132,179 km (0.062 R)
• M25: 28,840,525 km (0.078 R)
• M26: 30,200,818 km (0.079 R)
• M27: 30,570,624 km (0.099 R)
• M28: 32,080,216 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.3

Radius: 13.3

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 6.54 AU - 10.14 AU

Year: 8932 Days

Day: 8 Hours

Environment

Temp: -168 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,137,577 km

• M1: 166,353 km (0.074 R)
• M2: 1,221,167 km (0.098 R)
• M3: 2,274,187 km (0.096 R)
• M4: 2,933,016 km (0.099 R)
• M5: 3,572,846 km (0.058 R)
• M6: 7,575,935 km (0.094 R)
• M7: 8,186,444 km (0.096 R)
• M8: 8,873,547 km (0.052 R)
• M9: 10,363,392 km (0.109 R)
• M10: 14,872,572 km (0.111 R)
• M11: 18,014,426 km (0.074 R)
• M12: 20,006,920 km (0.065 R)
• M13: 21,414,337 km (0.104 R)
• M14: 30,356,998 km (0.075 R)
• M15: 32,318,675 km (0.089 R)
• M16: 41,014,500 km (0.106 R)
• M17: 41,511,165 km (0.076 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: 522 - 19,355 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit