🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.75 AU - 1.15 AU

Year: 353 Days

Day: 46.9 Hours

Environment

Temp: 25 °C

Axial Tilt: 9.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.54 AU - 4.28 AU

Year: 2944 Days

Day: 13.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.5

Radius: 12.9

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 5.12 AU - 5.9 AU

Year: 4925 Days

Day: 6.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,578,383 km

• M1: 222,153 km (0.067 R)
• M2: 2,146,430 km (0.1 R)
• M3: 2,966,825 km (0.092 R)
• M4: 4,156,278 km (0.102 R)
• M5: 5,054,014 km (0.117 R)
• M6: 6,564,355 km (0.114 R)
• M7: 8,082,773 km (0.074 R)
• M8: 10,578,514 km (0.077 R)
• M9: 11,891,684 km (0.097 R)
• M10: 12,841,182 km (0.087 R)
• M11: 14,384,434 km (0.109 R)
• M12: 15,620,710 km (0.11 R)
• M13: 17,778,809 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.3

Radius: 11.7

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 9.01 AU - 9.63 AU

Year: 10835 Days

Day: 8.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,578,383 km

• M1: 146,456 km (0.091 R)
• M2: 603,179 km (0.083 R)
• M3: 1,683,126 km (0.118 R)
• M4: 3,708,980 km (0.115 R)
• M5: 4,709,341 km (0.086 R)
• M6: 5,716,733 km (0.057 R)
• M7: 6,607,439 km (0.117 R)
• M8: 7,747,674 km (0.074 R)
• M9: 11,116,169 km (0.102 R)
• M10: 20,958,662 km (0.073 R)
• M11: 26,669,112 km (0.115 R)
• M12: 34,202,561 km (0.098 R)
• M13: 36,201,189 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.7

Radius: 12.4

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 9.77 AU - 11.27 AU

Year: 12993 Days

Day: 9.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,578,383 km

• M1: 154,385 km (0.11 R)
• M2: 1,515,726 km (0.11 R)
• M3: 2,206,868 km (0.098 R)
• M4: 2,708,320 km (0.064 R)
• M5: 3,099,518 km (0.053 R)
• M6: 4,079,983 km (0.118 R)
• M7: 4,779,802 km (0.106 R)
• M8: 7,789,412 km (0.048 R)
• M9: 8,962,109 km (0.098 R)
• M10: 10,562,956 km (0.096 R)
• M11: 12,943,657 km (0.1 R)
• M12: 15,387,936 km (0.083 R)
• M13: 17,673,044 km (0.062 R)
• M14: 24,083,163 km (0.116 R)
• M15: 25,204,548 km (0.111 R)
• M16: 29,934,235 km (0.102 R)
• M17: 34,050,420 km (0.101 R)
• M18: 35,105,983 km (0.088 R)
• M19: 36,062,362 km (0.092 R)
• M20: 37,653,485 km (0.094 R)
• M21: 42,707,649 km (0.078 R)
• M22: 48,784,763 km (0.106 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 16,689 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit