🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.4

Radius: 8

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.45 AU - 1.47 AU

Year: 1197 Days

Day: 12.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,560,585 km

• M1: 99,483 km (0.083 R)
• M2: 459,415 km (0.06 R)
• M3: 719,117 km (0.107 R)
• M4: 1,006,345 km (0.111 R)
• M5: 1,370,915 km (0.114 R)
• M6: 1,698,983 km (0.062 R)
• M7: 2,272,242 km (0.095 R)
• M8: 2,657,008 km (0.062 R)
• M9: 3,237,298 km (0.064 R)
• M10: 3,581,373 km (0.12 R)
• M11: 3,924,401 km (0.097 R)
• M12: 4,908,306 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.8

Radius: 11.9

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.97 AU - 4.61 AU

Year: 5004 Days

Day: 14.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,560,585 km

• M1: 147,952 km (0.046 R)
• M2: 1,468,752 km (0.108 R)
• M3: 2,575,477 km (0.115 R)
• M4: 3,036,986 km (0.06 R)
• M5: 3,533,352 km (0.055 R)
• M6: 4,914,440 km (0.083 R)
• M7: 5,940,232 km (0.108 R)
• M8: 8,745,940 km (0.071 R)
• M9: 10,543,060 km (0.097 R)
• M10: 10,973,752 km (0.083 R)
• M11: 11,460,992 km (0.107 R)
• M12: 13,456,029 km (0.091 R)
• M13: 23,187,670 km (0.062 R)
• M14: 24,662,555 km (0.035 R)
• M15: 25,346,218 km (0.071 R)
• M16: 26,434,841 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.2

Radius: 13.1

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.58 AU - 5.56 AU

Year: 6626 Days

Day: 6 Hours

Environment

Temp: -224 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,560,585 km

• M1: 163,959 km (0.095 R)
• M2: 598,242 km (0.086 R)
• M3: 1,678,189 km (0.068 R)
• M4: 2,351,679 km (0.039 R)
• M5: 3,979,603 km (0.052 R)
• M6: 5,211,691 km (0.106 R)
• M7: 7,786,719 km (0.105 R)
• M8: 9,703,067 km (0.119 R)
• M9: 11,511,107 km (0.109 R)
• M10: 12,238,153 km (0.105 R)
• M11: 12,755,612 km (0.067 R)
• M12: 15,240,433 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 238.4

Radius: 7.6

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 8.15 AU - 11.31 AU

Year: 20585 Days

Day: 23.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,560,585 km

• M1: 102,175 km (0.089 R)
• M2: 362,176 km (0.103 R)
• M3: 1,609,673 km (0.102 R)
• M4: 2,721,335 km (0.086 R)
• M5: 3,226,976 km (0.069 R)
• M6: 4,797,753 km (0.111 R)
• M7: 5,677,389 km (0.116 R)
• M8: 7,975,960 km (0.06 R)
• M9: 8,911,396 km (0.117 R)
• M10: 10,448,962 km (0.086 R)
• M11: 14,439,486 km (0.093 R)
• M12: 22,706,713 km (0.105 R)
• M13: 23,721,734 km (0.088 R)
• M14: 24,003,876 km (0.095 R)
• M15: 34,137,187 km (0.069 R)
• M16: 35,101,794 km (0.103 R)
• M17: 35,468,159 km (0.093 R)
• M18: 36,457,599 km (0.098 R)
• M19: 42,922,920 km (0.106 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 18,860 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit