🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.5

Radius: 12.4

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.31 AU - 1.47 AU

Year: 1152 Days

Day: 8.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 19,847,049 km

• M1: 154,235 km (0.078 R)
• M2: 560,094 km (0.059 R)
• M3: 978,071 km (0.109 R)
• M4: 1,535,921 km (0.083 R)
• M5: 1,986,660 km (0.041 R)
• M6: 2,837,722 km (0.086 R)
• M7: 3,374,629 km (0.12 R)
• M8: 4,470,284 km (0.07 R)
• M9: 6,529,349 km (0.12 R)
• M10: 8,629,254 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669

Radius: 11

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.11 AU - 1.67 AU

Year: 1152 Days

Day: 9.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 19,847,049 km

• M1: 136,882 km (0.101 R)
• M2: 570,117 km (0.091 R)
• M3: 1,103,733 km (0.08 R)
• M4: 1,518,718 km (0.073 R)
• M5: 2,100,504 km (0.087 R)
• M6: 2,711,312 km (0.076 R)
• M7: 3,466,931 km (0.055 R)
• M8: 3,968,084 km (0.057 R)
• M9: 4,829,019 km (0.111 R)
• M10: 5,537,664 km (0.113 R)
• M11: 6,047,644 km (0.102 R)
• M12: 6,519,326 km (0.099 R)
• M13: 7,613,335 km (0.101 R)
• M14: 8,825,826 km (0.106 R)
• M15: 9,493,182 km (0.106 R)
• M16: 10,509,101 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.6

Radius: 9.5

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.25 AU - 3.67 AU

Year: 3580 Days

Day: 12.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 19,847,049 km

• M1: 118,182 km (0.113 R)
• M2: 554,260 km (0.102 R)
• M3: 873,203 km (0.044 R)
• M4: 1,651,112 km (0.058 R)
• M5: 2,952,464 km (0.083 R)
• M6: 3,549,060 km (0.103 R)
• M7: 4,223,896 km (0.088 R)
• M8: 4,743,150 km (0.108 R)
• M9: 5,406,317 km (0.11 R)
• M10: 6,158,196 km (0.104 R)
• M11: 7,131,929 km (0.101 R)
• M12: 7,803,025 km (0.069 R)
• M13: 8,171,036 km (0.045 R)
• M14: 8,727,091 km (0.118 R)
• M15: 9,234,078 km (0.097 R)
• M16: 10,070,330 km (0.079 R)
• M17: 12,113,388 km (0.084 R)
• M18: 14,170,957 km (0.043 R)
• M19: 15,859,768 km (0.115 R)
• M20: 16,234,511 km (0.115 R)
• M21: 16,560,484 km (0.063 R)
• M22: 18,490,746 km (0.071 R)
• M23: 21,205,498 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62.5

Radius: 10.2

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 4.44 AU - 6.36 AU

Year: 8821 Days

Day: 8.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 85.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 19,847,049 km

• M1: 151,692 km (0.117 R)
• M2: 588,219 km (0.062 R)
• M3: 2,240,228 km (0.081 R)
• M4: 5,467,802 km (0.055 R)
• M5: 5,822,200 km (0.08 R)
• M6: 8,215,466 km (0.075 R)
• M7: 11,402,649 km (0.067 R)
• M8: 13,337,847 km (0.118 R)
• M9: 15,683,841 km (0.096 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: 389 - 12,111 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit