🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.1

Radius: 14.8

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.02 AU - 1.08 AU

Year: 730 Days

Day: 12 Hours

Environment

Temp: -169 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,286,686 km

• M1: 184,155 km (0.098 R)
• M2: 750,981 km (0.101 R)
• M3: 1,401,433 km (0.098 R)
• M4: 2,365,142 km (0.101 R)
• M5: 2,886,641 km (0.075 R)
• M6: 3,724,239 km (0.086 R)
• M7: 5,354,108 km (0.066 R)
• M8: 6,117,955 km (0.048 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.1

Radius: 8.5

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.42 AU - 3.06 AU

Year: 3076 Days

Day: 12.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,286,686 km

• M1: 109,356 km (0.12 R)
• M2: 535,860 km (0.108 R)
• M3: 860,038 km (0.115 R)
• M4: 1,473,689 km (0.063 R)
• M5: 2,644,442 km (0.076 R)
• M6: 3,479,796 km (0.072 R)
• M7: 3,913,331 km (0.081 R)
• M8: 4,266,531 km (0.11 R)
• M9: 4,743,150 km (0.058 R)
• M10: 5,210,793 km (0.028 R)
• M11: 7,120,709 km (0.079 R)
• M12: 7,763,082 km (0.041 R)
• M13: 8,262,290 km (0.088 R)
• M14: 8,814,157 km (0.089 R)
• M15: 10,441,034 km (0.083 R)
• M16: 11,196,054 km (0.11 R)
• M17: 14,191,752 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.6

Radius: 11.5

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.39 AU - 4.79 AU

Year: 5610 Days

Day: 10.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,286,686 km

• M1: 145,409 km (0.117 R)
• M2: 511,924 km (0.091 R)
• M3: 1,166,564 km (0.11 R)
• M4: 2,838,769 km (0.093 R)
• M5: 3,708,531 km (0.081 R)
• M6: 5,228,595 km (0.12 R)
• M7: 5,591,669 km (0.092 R)
• M8: 7,760,838 km (0.099 R)
• M9: 10,289,790 km (0.105 R)
• M10: 12,072,099 km (0.038 R)
• M11: 12,970,584 km (0.1 R)
• M12: 14,097,804 km (0.035 R)
• M13: 14,997,336 km (0.089 R)
• M14: 15,784,221 km (0.114 R)
• M15: 18,365,682 km (0.058 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 279.5

Radius: 5.3

Gravity: 9.95 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 6.83 AU - 8.15 AU

Year: 13903 Days

Day: 17.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,286,686 km

• M1: 101,427 km (0.105 R)
• M2: 283,189 km (0.072 R)
• M3: 955,781 km (0.105 R)
• M4: 1,474,586 km (0.094 R)
• M5: 1,881,792 km (0.082 R)
• M6: 3,460,498 km (0.067 R)
• M7: 3,631,040 km (0.086 R)
• M8: 5,079,596 km (0.057 R)
• M9: 6,392,018 km (0.028 R)
• M10: 6,612,226 km (0.12 R)
• M11: 6,875,518 km (0.06 R)
• M12: 10,251,942 km (0.107 R)
• M13: 13,011,724 km (0.071 R)
• M14: 13,909,012 km (0.052 R)
• M15: 14,783,112 km (0.079 R)
• M16: 16,027,168 km (0.042 R)
• M17: 19,248,758 km (0.115 R)
• M18: 24,537,192 km (0.039 R)
• M19: 27,222,923 km (0.076 R)
• M20: 27,899,404 km (0.045 R)
• M21: 34,052,963 km (0.087 R)
• M22: 36,794,943 km (0.115 R)
• M23: 39,804,104 km (0.036 R)
• M24: 42,197,819 km (0.118 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: 538 - 11,824 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit