🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.5

Radius: 11.4

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.65 AU - 0.75 AU

Year: 372 Days

Day: 11.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 41,902,751 km

• M1: 143,016 km (0.112 R)
• M2: 542,292 km (0.095 R)
• M3: 1,644,380 km (0.084 R)
• M4: 2,104,992 km (0.109 R)
• M5: 3,246,423 km (0.066 R)
• M6: 4,081,479 km (0.086 R)
• M7: 4,453,529 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.7

Radius: 10.5

Gravity: 8.67 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.51 AU - 2.51 AU

Year: 1812 Days

Day: 8.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,902,751 km

• M1: 130,599 km (0.095 R)
• M2: 461,809 km (0.096 R)
• M3: 866,620 km (0.095 R)
• M4: 1,303,596 km (0.045 R)
• M5: 1,886,280 km (0.085 R)
• M6: 2,825,455 km (0.056 R)
• M7: 3,282,476 km (0.028 R)
• M8: 3,625,953 km (0.088 R)
• M9: 4,070,109 km (0.109 R)
• M10: 5,648,965 km (0.035 R)
• M11: 6,724,275 km (0.086 R)
• M12: 7,310,549 km (0.12 R)
• M13: 8,426,549 km (0.103 R)
• M14: 9,242,456 km (0.049 R)
• M15: 13,383,325 km (0.056 R)
• M16: 14,042,154 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.6

Radius: 10.4

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.96 AU - 4.02 AU

Year: 5067 Days

Day: 12.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,902,751 km

• M1: 129,701 km (0.091 R)
• M2: 605,572 km (0.101 R)
• M3: 965,953 km (0.111 R)
• M4: 1,882,240 km (0.073 R)
• M5: 2,778,930 km (0.109 R)
• M6: 4,854,601 km (0.073 R)
• M7: 5,569,678 km (0.093 R)
• M8: 6,209,957 km (0.035 R)
• M9: 6,646,933 km (0.095 R)
• M10: 9,651,157 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 105.3

Radius: 7.2

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 5.25 AU - 8.07 AU

Year: 10928 Days

Day: 23.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,902,751 km

• M1: 92,003 km (0.118 R)
• M2: 359,334 km (0.07 R)
• M3: 970,890 km (0.109 R)
• M4: 1,273,826 km (0.093 R)
• M5: 2,263,416 km (0.067 R)
• M6: 3,996,208 km (0.071 R)
• M7: 4,681,366 km (0.104 R)
• M8: 5,091,564 km (0.119 R)
• M9: 5,332,715 km (0.069 R)
• M10: 6,283,111 km (0.115 R)
• M11: 8,038,642 km (0.119 R)
• M12: 8,816,999 km (0.094 R)
• M13: 9,048,278 km (0.102 R)
• M14: 9,363,032 km (0.104 R)
• M15: 10,098,006 km (0.096 R)
• M16: 12,534,058 km (0.09 R)
• M17: 16,705,893 km (0.065 R)
• M18: 17,060,740 km (0.074 R)
• M19: 21,789,379 km (0.109 R)
• M20: 25,411,442 km (0.06 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 374.7

Radius: 4.3

Gravity: 20.27 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5.31 AU - 8.11 AU

Year: 11051 Days

Day: 15.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,902,751 km

• M1: 53,556 km (0.096 R)
• M2: 189,092 km (0.114 R)
• M3: 435,479 km (0.068 R)
• M4: 763,847 km (0.083 R)
• M5: 942,915 km (0.102 R)
• M6: 1,127,818 km (0.048 R)
• M7: 1,264,401 km (0.092 R)
• M8: 2,105,291 km (0.081 R)
• M9: 2,386,236 km (0.109 R)
• M10: 2,937,803 km (0.106 R)
• M11: 5,098,595 km (0.115 R)
• M12: 5,769,691 km (0.073 R)
• M13: 6,978,292 km (0.066 R)
• M14: 7,207,775 km (0.101 R)
• M15: 8,388,850 km (0.095 R)
• M16: 11,387,988 km (0.1 R)
• M17: 13,741,612 km (0.045 R)
• M18: 18,135,750 km (0.08 R)
• M19: 21,319,941 km (0.066 R)
• M20: 22,541,856 km (0.038 R)
• M21: 25,124,364 km (0.036 R)
• M22: 28,963,195 km (0.081 R)
• M23: 30,056,007 km (0.069 R)
• M24: 35,035,223 km (0.073 R)
• M25: 38,366,468 km (0.1 R)
• M26: 40,047,649 km (0.104 R)
• M27: 40,906,341 km (0.11 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: 504 - 13,259 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit