🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.6

Radius: 14.8

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.6 AU - 0.68 AU

Year: 353 Days

Day: 9.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 58,160,497 km

• M1: 188,793 km (0.11 R)
• M2: 854,353 km (0.119 R)
• M3: 1,548,637 km (0.063 R)
• M4: 3,134,973 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.1

Radius: 8.9

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.64 AU - 3.08 AU

Year: 3339 Days

Day: 8.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 58,160,497 km

• M1: 110,702 km (0.115 R)
• M2: 934,538 km (0.032 R)
• M3: 2,765,167 km (0.037 R)
• M4: 4,537,752 km (0.087 R)
• M5: 5,427,261 km (0.067 R)
• M6: 5,904,478 km (0.094 R)
• M7: 6,237,932 km (0.077 R)
• M8: 6,525,310 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.3

Radius: 9.3

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.68 AU - 5.62 AU

Year: 6921 Days

Day: 7.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,160,497 km

• M1: 116,088 km (0.091 R)
• M2: 507,586 km (0.079 R)
• M3: 1,418,337 km (0.044 R)
• M4: 2,551,541 km (0.106 R)
• M5: 3,473,812 km (0.118 R)
• M6: 3,765,977 km (0.073 R)
• M7: 5,030,079 km (0.065 R)
• M8: 5,534,672 km (0.065 R)
• M9: 5,934,847 km (0.054 R)
• M10: 8,405,605 km (0.092 R)
• M11: 8,935,331 km (0.087 R)
• M12: 9,524,747 km (0.083 R)
• M13: 11,406,838 km (0.117 R)
• M14: 12,639,225 km (0.118 R)
• M15: 13,146,810 km (0.117 R)
• M16: 19,057,273 km (0.047 R)
• M17: 22,019,759 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 543.3

Radius: 3.2

Gravity: 53.06 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 6.93 AU - 8.65 AU

Year: 15008 Days

Day: 16.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,160,497 km

• M1: 39,793 km (0.057 R)
• M2: 239,955 km (0.091 R)
• M3: 362,027 km (0.087 R)
• M4: 794,065 km (0.115 R)
• M5: 3,203,938 km (0.064 R)
• M6: 3,460,947 km (0.086 R)
• M7: 4,596,544 km (0.102 R)
• M8: 5,230,839 km (0.102 R)
• M9: 6,835,875 km (0.105 R)
• M10: 8,741,752 km (0.103 R)
• M11: 10,411,713 km (0.109 R)
• M12: 11,321,268 km (0.026 R)
• M13: 11,735,355 km (0.088 R)
• M14: 14,503,663 km (0.094 R)
• M15: 15,563,265 km (0.114 R)
• M16: 16,148,941 km (0.071 R)
• M17: 16,673,431 km (0.115 R)
• M18: 18,234,335 km (0.105 R)
• M19: 20,579,281 km (0.066 R)
• M20: 28,154,918 km (0.06 R)
• M21: 31,503,068 km (0.109 R)
• M22: 33,152,534 km (0.119 R)
• M23: 37,786,926 km (0.102 R)
• M24: 39,782,562 km (0.108 R)
• M25: 53,084,954 km (0.113 R)
• M26: 54,075,442 km (0.068 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 357 - 17,844 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit