🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.4

Radius: 13.2

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.61 AU - 0.71 AU

Year: 377 Days

Day: 8.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 61,051,154 km

• M1: 164,109 km (0.077 R)
• M2: 575,952 km (0.118 R)
• M3: 1,417,739 km (0.098 R)
• M4: 1,897,200 km (0.114 R)
• M5: 2,485,419 km (0.12 R)
• M6: 2,924,190 km (0.115 R)

Asteroid Belt

Center: 1.77 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.2

Radius: 13.5

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.8 AU - 2.94 AU

Year: 3418 Days

Day: 10.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,051,154 km

• M1: 211,831 km (0.066 R)
• M2: 676,930 km (0.114 R)
• M3: 1,267,244 km (0.079 R)
• M4: 1,860,549 km (0.057 R)
• M5: 2,782,670 km (0.101 R)
• M6: 3,701,051 km (0.098 R)
• M7: 4,204,149 km (0.065 R)
• M8: 4,932,990 km (0.069 R)
• M9: 5,479,022 km (0.086 R)
• M10: 9,875,853 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.3

Radius: 13.3

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.54 AU - 4.88 AU

Year: 6072 Days

Day: 9.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 61,051,154 km

• M1: 165,904 km (0.075 R)
• M2: 1,428,211 km (0.097 R)
• M3: 2,487,065 km (0.091 R)
• M4: 3,572,248 km (0.069 R)
• M5: 5,016,166 km (0.049 R)
• M6: 6,582,755 km (0.098 R)
• M7: 7,450,572 km (0.027 R)
• M8: 8,485,640 km (0.068 R)
• M9: 9,851,618 km (0.092 R)
• M10: 11,209,668 km (0.104 R)
• M11: 14,560,510 km (0.082 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.5

Radius: 5.6

Gravity: 26.07 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 6.1 AU - 8 AU

Year: 13158 Days

Day: 15.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,051,154 km

• M1: 71,358 km (0.119 R)
• M2: 358,736 km (0.075 R)
• M3: 718,967 km (0.075 R)
• M4: 1,045,540 km (0.091 R)
• M5: 1,766,003 km (0.034 R)
• M6: 2,049,192 km (0.055 R)
• M7: 2,774,891 km (0.11 R)
• M8: 3,285,468 km (0.094 R)
• M9: 4,817,351 km (0.081 R)
• M10: 5,701,025 km (0.097 R)
• M11: 8,206,640 km (0.077 R)
• M12: 8,693,731 km (0.088 R)
• M13: 9,618,844 km (0.099 R)
• M14: 16,055,591 km (0.086 R)
• M15: 23,404,587 km (0.09 R)
• M16: 26,944,820 km (0.114 R)
• M17: 28,127,242 km (0.031 R)
• M18: 29,008,523 km (0.09 R)
• M19: 50,558,396 km (0.095 R)
• M20: 55,040,198 km (0.091 R)
• M21: 55,725,805 km (0.116 R)
• M22: 61,051,190 km (0.055 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: 161 - 14,122 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit