🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.5

Radius: 13.6

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.8 AU - 1.08 AU

Year: 641 Days

Day: 5.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 48,627,947 km

• M1: 169,195 km (0.093 R)
• M2: 710,291 km (0.106 R)
• M3: 1,476,232 km (0.115 R)
• M4: 1,919,341 km (0.088 R)
• M5: 2,648,630 km (0.11 R)
• M6: 3,160,554 km (0.104 R)
• M7: 3,926,795 km (0.068 R)
• M8: 4,899,330 km (0.096 R)
• M9: 7,252,505 km (0.097 R)
• M10: 7,829,653 km (0.05 R)
• M11: 8,437,320 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.4

Radius: 14.5

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.08 AU - 1.1 AU

Year: 800 Days

Day: 7.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,627,947 km

• M1: 181,313 km (0.045 R)
• M2: 822,639 km (0.051 R)
• M3: 1,320,800 km (0.107 R)
• M4: 1,840,054 km (0.102 R)
• M5: 2,397,007 km (0.058 R)
• M6: 3,279,784 km (0.084 R)
• M7: 3,797,841 km (0.051 R)
• M8: 4,505,439 km (0.11 R)
• M9: 5,493,084 km (0.098 R)
• M10: 6,422,536 km (0.098 R)
• M11: 7,872,289 km (0.107 R)
• M12: 9,192,789 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.2

Radius: 12.5

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.93 AU - 1.35 AU

Year: 856 Days

Day: 6.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 48,627,947 km

• M1: 155,582 km (0.086 R)
• M2: 633,098 km (0.063 R)
• M3: 1,117,346 km (0.083 R)
• M4: 2,476,144 km (0.088 R)
• M5: 3,346,504 km (0.074 R)
• M6: 3,822,974 km (0.08 R)
• M7: 4,278,948 km (0.086 R)
• M8: 4,701,113 km (0.091 R)
• M9: 5,377,445 km (0.058 R)
• M10: 6,222,673 km (0.072 R)
• M11: 6,947,475 km (0.102 R)
• M12: 7,826,063 km (0.053 R)
• M13: 9,102,133 km (0.057 R)
• M14: 9,491,087 km (0.083 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 503.5

Radius: 5.3

Gravity: 17.92 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 5.97 AU - 7.23 AU

Year: 11919 Days

Day: 24 Hours

Environment

Temp: -234 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,627,947 km

• M1: 65,973 km (0.088 R)
• M2: 349,161 km (0.093 R)
• M3: 656,735 km (0.102 R)
• M4: 1,086,978 km (0.094 R)
• M5: 1,827,039 km (0.086 R)
• M6: 2,256,983 km (0.104 R)
• M7: 3,104,455 km (0.098 R)
• M8: 6,136,205 km (0.086 R)
• M9: 7,883,808 km (0.056 R)
• M10: 12,915,831 km (0.043 R)
• M11: 13,712,440 km (0.075 R)
• M12: 15,811,747 km (0.084 R)
• M13: 17,668,107 km (0.104 R)
• M14: 24,651,036 km (0.079 R)
• M15: 25,398,726 km (0.054 R)
• M16: 31,934,059 km (0.03 R)
• M17: 33,385,757 km (0.095 R)
• M18: 34,416,187 km (0.119 R)
• M19: 35,232,094 km (0.074 R)
• M20: 39,253,284 km (0.083 R)
• M21: 41,439,358 km (0.112 R)
• M22: 41,701,753 km (0.114 R)
• M23: 42,762,551 km (0.075 R)
• M24: 43,164,970 km (0.11 R)
• M25: 46,616,791 km (0.031 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 19,438 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit