🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.47 AU - 0.53 AU

Year: 133 Days

Day: 24.3 Hours

Environment

Temp: 172 °C

Axial Tilt: 20.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.8 AU - 0.86 AU

Year: 285 Days

Day: 17.7 Hours

Environment

Temp: 146 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.68 AU - 3.52 AU

Year: 2056 Days

Day: 38.4 Hours

Environment

Temp: -119 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 30,974,870 km

• M1: 74,799 km (0.112 R)
• M2: 1,797,418 km (0.082 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.38 AU - 4.16 AU

Year: 2758 Days

Day: 32.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.5

Radius: 12.5

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.07 AU - 5.15 AU

Year: 3729 Days

Day: 7.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,974,870 km

• M1: 155,432 km (0.093 R)
• M2: 688,300 km (0.106 R)
• M3: 1,108,371 km (0.097 R)
• M4: 1,797,269 km (0.111 R)
• M5: 2,647,882 km (0.056 R)
• M6: 3,830,154 km (0.044 R)
• M7: 4,244,092 km (0.051 R)
• M8: 4,711,286 km (0.051 R)
• M9: 6,609,384 km (0.068 R)
• M10: 7,301,274 km (0.043 R)
• M11: 8,378,079 km (0.119 R)
• M12: 9,152,847 km (0.06 R)
• M13: 11,050,196 km (0.068 R)
• M14: 11,895,424 km (0.119 R)
• M15: 14,393,559 km (0.079 R)
• M16: 20,404,850 km (0.065 R)
• M17: 21,937,181 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.6

Radius: 10.7

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 5.25 AU - 6.61 AU

Year: 5440 Days

Day: 8.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 30,974,870 km

• M1: 132,993 km (0.106 R)
• M2: 489,035 km (0.091 R)
• M3: 854,503 km (0.108 R)
• M4: 1,282,203 km (0.078 R)
• M5: 2,227,811 km (0.066 R)
• M6: 2,778,182 km (0.115 R)
• M7: 3,695,367 km (0.111 R)
• M8: 4,081,628 km (0.119 R)
• M9: 4,750,780 km (0.098 R)
• M10: 7,167,982 km (0.053 R)
• M11: 8,030,115 km (0.102 R)
• M12: 9,243,952 km (0.107 R)
• M13: 14,995,391 km (0.116 R)
• M14: 15,397,062 km (0.037 R)
• M15: 15,924,095 km (0.102 R)
• M16: 17,388,359 km (0.079 R)
• M17: 19,410,025 km (0.063 R)
• M18: 21,150,895 km (0.113 R)
• M19: 22,767,001 km (0.119 R)
• M20: 24,860,922 km (0.097 R)
• M21: 28,194,561 km (0.058 R)
• M22: 30,422,971 km (0.067 R)
• M23: 30,790,234 km (0.116 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 19,348 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit