🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.92 AU - 1.5 AU

Year: 486 Days

Day: 22.2 Hours

Environment

Temp: -6 °C

Axial Tilt: 16.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 3.04 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.2

Radius: 10.3

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 4.38 AU - 5.36 AU

Year: 3925 Days

Day: 7.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,159,369 km

• M1: 128,205 km (0.055 R)
• M2: 481,406 km (0.086 R)
• M3: 1,253,780 km (0.107 R)
• M4: 1,949,709 km (0.108 R)
• M5: 2,334,026 km (0.096 R)
• M6: 2,785,363 km (0.106 R)
• M7: 3,802,778 km (0.106 R)
• M8: 5,076,454 km (0.055 R)
• M9: 6,146,977 km (0.1 R)
• M10: 8,911,695 km (0.025 R)
• M11: 12,415,127 km (0.089 R)
• M12: 12,974,324 km (0.111 R)
• M13: 13,550,126 km (0.056 R)
• M14: 14,092,867 km (0.06 R)
• M15: 16,970,083 km (0.094 R)
• M16: 17,543,043 km (0.052 R)
• M17: 18,727,260 km (0.101 R)
• M18: 19,587,448 km (0.082 R)
• M19: 20,345,460 km (0.101 R)
• M20: 20,667,095 km (0.027 R)
• M21: 22,258,218 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930

Radius: 14.1

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 4.1 AU - 6.26 AU

Year: 4306 Days

Day: 11.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,159,369 km

• M1: 175,329 km (0.111 R)
• M2: 656,884 km (0.034 R)
• M3: 1,762,113 km (0.074 R)
• M4: 2,295,131 km (0.085 R)
• M5: 3,629,544 km (0.11 R)
• M6: 5,631,462 km (0.055 R)
• M7: 6,642,445 km (0.062 R)
• M8: 7,106,647 km (0.115 R)
• M9: 15,124,195 km (0.118 R)
• M10: 15,639,560 km (0.077 R)
• M11: 18,982,773 km (0.11 R)
• M12: 19,853,732 km (0.116 R)
• M13: 20,681,307 km (0.097 R)
• M14: 26,301,550 km (0.091 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 120.4

Radius: 5.2

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 11.92 AU - 17.96 AU

Year: 21092 Days

Day: 22.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,159,369 km

• M1: 133,441 km (0.105 R)
• M2: 330,462 km (0.119 R)
• M3: 729,140 km (0.096 R)
• M4: 904,020 km (0.089 R)
• M5: 1,578,407 km (0.118 R)
• M6: 2,581,012 km (0.054 R)
• M7: 3,015,594 km (0.069 R)
• M8: 5,348,273 km (0.118 R)
• M9: 6,703,929 km (0.087 R)
• M10: 7,766,972 km (0.108 R)
• M11: 9,399,833 km (0.082 R)
• M12: 9,684,667 km (0.068 R)
• M13: 11,623,904 km (0.089 R)
• M14: 20,989,928 km (0.073 R)
• M15: 21,805,086 km (0.067 R)
• M16: 26,953,647 km (0.063 R)
• M17: 27,144,384 km (0.113 R)
• M18: 27,916,159 km (0.11 R)
• M19: 28,405,943 km (0.096 R)
• M20: 29,201,355 km (0.11 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: 172 - 19,352 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit