🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.21 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.2

Radius: 12.2

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.33 AU - 2.51 AU

Year: 2553 Days

Day: 14.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,686,471 km

• M1: 151,692 km (0.094 R)
• M2: 545,284 km (0.036 R)
• M3: 929,601 km (0.112 R)
• M4: 1,335,909 km (0.105 R)
• M5: 2,126,085 km (0.109 R)
• M6: 3,378,818 km (0.077 R)
• M7: 4,353,298 km (0.106 R)
• M8: 5,052,369 km (0.107 R)
• M9: 5,596,307 km (0.113 R)
• M10: 6,251,845 km (0.09 R)
• M11: 6,853,976 km (0.091 R)
• M12: 7,632,633 km (0.101 R)
• M13: 9,050,372 km (0.062 R)
• M14: 10,122,390 km (0.117 R)
• M15: 12,170,684 km (0.034 R)
• M16: 12,556,796 km (0.041 R)
• M17: 13,070,815 km (0.068 R)
• M18: 13,640,184 km (0.103 R)

Planet 2 - Ice Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 871.4

Radius: 4.3

Gravity: 47.13 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 6.37 AU - 8.95 AU

Year: 14379 Days

Day: 17.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,686,471 km

• M1: 58,792 km (0.081 R)
• M2: 216,169 km (0.103 R)
• M3: 407,804 km (0.069 R)
• M4: 657,034 km (0.098 R)
• M5: 1,149,660 km (0.025 R)
• M6: 1,985,164 km (0.073 R)
• M7: 4,951,540 km (0.088 R)
• M8: 5,236,823 km (0.051 R)
• M9: 6,488,508 km (0.085 R)
• M10: 10,696,846 km (0.112 R)
• M11: 11,052,889 km (0.108 R)
• M12: 13,425,511 km (0.101 R)
• M13: 15,059,718 km (0.119 R)
• M14: 17,876,347 km (0.081 R)
• M15: 31,306,646 km (0.096 R)
• M16: 34,157,383 km (0.095 R)
• M17: 42,398,580 km (0.066 R)
• M18: 45,724,140 km (0.074 R)
• M19: 49,219,495 km (0.107 R)
• M20: 56,915,557 km (0.091 R)
• M21: 57,636,020 km (0.104 R)
• M22: 65,375,466 km (0.105 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 528.7

Radius: 7.9

Gravity: 8.47 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 7.97 AU - 11.91 AU

Year: 21255 Days

Day: 19.9 Hours

Environment

Temp: -244 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,686,471 km

• M1: 98,435 km (0.071 R)
• M2: 636,539 km (0.106 R)
• M3: 892,501 km (0.115 R)
• M4: 1,591,422 km (0.068 R)
• M5: 2,636,363 km (0.108 R)
• M6: 6,801,467 km (0.106 R)
• M7: 8,690,589 km (0.098 R)
• M8: 9,063,387 km (0.104 R)
• M9: 9,670,605 km (0.06 R)
• M10: 9,955,439 km (0.101 R)
• M11: 10,904,937 km (0.055 R)
• M12: 11,719,796 km (0.108 R)
• M13: 18,684,325 km (0.09 R)
• M14: 22,721,523 km (0.093 R)
• M15: 23,737,442 km (0.055 R)
• M16: 29,632,197 km (0.106 R)
• M17: 31,337,912 km (0.095 R)
• M18: 31,586,842 km (0.112 R)
• M19: 32,341,564 km (0.098 R)
• M20: 40,414,613 km (0.09 R)
• M21: 53,546,015 km (0.043 R)
• M22: 65,125,787 km (0.093 R)
• M23: 71,387,655 km (0.06 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: 171 - 13,893 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit