🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.3

Radius: 13.8

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.56 AU - 0.88 AU

Year: 422 Days

Day: 9.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 27,499,243 km

• M1: 171,589 km (0.105 R)
• M2: 600,785 km (0.084 R)
• M3: 1,054,665 km (0.058 R)
• M4: 1,944,174 km (0.062 R)
• M5: 2,520,126 km (0.083 R)
• M6: 3,243,731 km (0.114 R)
• M7: 4,227,037 km (0.056 R)
• M8: 5,500,415 km (0.083 R)
• M9: 5,930,359 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.5

Radius: 13.3

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.48 AU - 1.7 AU

Year: 1384 Days

Day: 7.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 27,499,243 km

• M1: 165,605 km (0.091 R)
• M2: 754,123 km (0.117 R)
• M3: 1,196,035 km (0.115 R)
• M4: 1,927,269 km (0.098 R)
• M5: 2,386,086 km (0.051 R)
• M6: 3,583,019 km (0.036 R)
• M7: 4,240,052 km (0.118 R)
• M8: 5,147,364 km (0.037 R)
• M9: 5,574,166 km (0.047 R)
• M10: 6,082,649 km (0.099 R)
• M11: 6,704,677 km (0.103 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 962.5

Radius: 5.6

Gravity: 30.69 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 8.22 AU - 8.58 AU

Year: 16805 Days

Day: 20.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 27,499,243 km

• M1: 70,760 km (0.039 R)
• M2: 268,827 km (0.078 R)
• M3: 581,487 km (0.08 R)
• M4: 781,798 km (0.091 R)
• M5: 1,053,618 km (0.071 R)
• M6: 1,899,594 km (0.102 R)
• M7: 3,606,954 km (0.102 R)
• M8: 5,646,572 km (0.082 R)
• M9: 8,298,044 km (0.062 R)
• M10: 8,989,336 km (0.091 R)
• M11: 11,292,994 km (0.064 R)
• M12: 13,816,560 km (0.044 R)
• M13: 14,862,100 km (0.063 R)
• M14: 15,799,480 km (0.11 R)
• M15: 30,916,644 km (0.053 R)
• M16: 32,958,206 km (0.12 R)
• M17: 36,186,678 km (0.114 R)
• M18: 39,472,445 km (0.071 R)
• M19: 43,420,034 km (0.095 R)
• M20: 47,290,280 km (0.101 R)
• M21: 47,789,638 km (0.095 R)
• M22: 49,650,935 km (0.111 R)
• M23: 51,384,325 km (0.102 R)
• M24: 52,443,478 km (0.111 R)
• M25: 54,241,196 km (0.03 R)
• M26: 54,605,467 km (0.117 R)
• M27: 59,298,950 km (0.116 R)
• M28: 60,464,168 km (0.118 R)
• M29: 72,966,661 km (0.104 R)
• M30: 73,410,667 km (0.058 R)
• M31: 74,979,051 km (0.11 R)
• M32: 75,431,136 km (0.039 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 41.8

Radius: 5.1

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 7.61 AU - 9.71 AU

Year: 17591 Days

Day: 24.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,499,243 km

• M1: 63,429 km (0.047 R)
• M2: 401,670 km (0.108 R)
• M3: 585,676 km (0.079 R)
• M4: 1,521,859 km (0.034 R)
• M5: 3,617,875 km (0.1 R)
• M6: 4,124,862 km (0.096 R)
• M7: 5,011,828 km (0.117 R)
• M8: 7,563,220 km (0.079 R)
• M9: 8,352,049 km (0.062 R)
• M10: 12,637,579 km (0.11 R)
• M11: 15,469,018 km (0.072 R)
• M12: 17,091,407 km (0.084 R)
• M13: 17,758,763 km (0.072 R)
• M14: 19,080,610 km (0.088 R)
• M15: 23,364,046 km (0.068 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: 486 - 14,154 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit