🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.6

Radius: 9.7

Gravity: 9.17 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.54 AU - 0.64 AU

Year: 307 Days

Day: 10.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 27,087,332 km

• M1: 121,025 km (0.102 R)
• M2: 517,609 km (0.09 R)
• M3: 858,841 km (0.087 R)
• M4: 1,611,917 km (0.086 R)
• M5: 1,917,845 km (0.086 R)
• M6: 2,491,852 km (0.088 R)
• M7: 3,080,519 km (0.107 R)
• M8: 3,431,027 km (0.045 R)
• M9: 3,735,309 km (0.103 R)
• M10: 4,345,070 km (0.057 R)
• M11: 5,019,757 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.6

Radius: 14.5

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.98 AU - 3.32 AU

Year: 3792 Days

Day: 6 Hours

Environment

Temp: -212 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 27,087,332 km

• M1: 180,265 km (0.106 R)
• M2: 774,169 km (0.074 R)
• M3: 1,269,787 km (0.1 R)
• M4: 1,767,798 km (0.119 R)
• M5: 2,359,308 km (0.117 R)
• M6: 2,959,495 km (0.073 R)
• M7: 3,608,450 km (0.057 R)
• M8: 4,532,067 km (0.094 R)
• M9: 6,957,647 km (0.025 R)
• M10: 9,730,893 km (0.094 R)
• M11: 12,265,829 km (0.044 R)
• M12: 13,299,999 km (0.12 R)
• M13: 15,213,954 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.2

Radius: 12.1

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 4.23 AU - 5.07 AU

Year: 6801 Days

Day: 13.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 27,087,332 km

• M1: 152,291 km (0.118 R)
• M2: 602,580 km (0.072 R)
• M3: 1,277,416 km (0.11 R)
• M4: 1,728,454 km (0.112 R)
• M5: 2,237,984 km (0.031 R)
• M6: 2,923,142 km (0.09 R)
• M7: 3,305,215 km (0.117 R)
• M8: 3,882,962 km (0.064 R)
• M9: 4,930,596 km (0.066 R)
• M10: 6,093,570 km (0.113 R)
• M11: 6,722,629 km (0.108 R)
• M12: 7,285,715 km (0.116 R)
• M13: 9,638,740 km (0.045 R)
• M14: 12,721,205 km (0.08 R)
• M15: 14,485,711 km (0.049 R)
• M16: 16,345,512 km (0.045 R)
• M17: 18,024,000 km (0.072 R)
• M18: 18,494,934 km (0.08 R)
• M19: 18,974,096 km (0.058 R)
• M20: 22,254,778 km (0.105 R)
• M21: 23,586,947 km (0.105 R)
• M22: 27,281,116 km (0.096 R)
• M23: 27,812,937 km (0.099 R)
• M24: 30,387,516 km (0.082 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 38.9

Radius: 5.5

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 7.41 AU - 10.27 AU

Year: 17827 Days

Day: 22.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 27,087,332 km

• M1: 70,461 km (0.104 R)
• M2: 242,199 km (0.05 R)
• M3: 3,385,400 km (0.119 R)
• M4: 4,514,864 km (0.085 R)
• M5: 5,759,817 km (0.116 R)
• M6: 9,820,651 km (0.096 R)
• M7: 13,695,685 km (0.103 R)
• M8: 15,074,977 km (0.112 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 201 - 10,375 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit