🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.52 AU - 0.54 AU

Year: 149 Days

Day: 36.7 Hours

Environment

Temp: 146 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.81 AU - 2.09 AU

Year: 1048 Days

Day: 19.3 Hours

Environment

Temp: -86 °C

Axial Tilt: 43.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.5 AU - 2.44 AU

Year: 1065 Days

Day: 25.8 Hours

Environment

Temp: -93 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.98 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.4

Radius: 8.6

Gravity: 10.31 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.24 AU - 4.74 AU

Year: 3069 Days

Day: 7.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 104.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,768,566 km

• M1: 116,088 km (0.061 R)
• M2: 391,498 km (0.042 R)
• M3: 844,031 km (0.045 R)
• M4: 1,503,608 km (0.105 R)
• M5: 1,809,237 km (0.113 R)
• M6: 2,267,754 km (0.069 R)
• M7: 2,594,326 km (0.076 R)
• M8: 3,108,045 km (0.096 R)
• M9: 3,531,856 km (0.103 R)
• M10: 4,035,702 km (0.061 R)
• M11: 5,137,191 km (0.034 R)
• M12: 6,030,739 km (0.114 R)
• M13: 6,661,743 km (0.112 R)
• M14: 7,210,318 km (0.059 R)
• M15: 8,466,940 km (0.108 R)
• M16: 9,295,264 km (0.118 R)
• M17: 9,863,885 km (0.089 R)
• M18: 10,576,569 km (0.102 R)
• M19: 12,921,067 km (0.048 R)
• M20: 14,017,470 km (0.09 R)
• M21: 14,714,447 km (0.076 R)
• M22: 15,226,370 km (0.119 R)
• M23: 15,856,327 km (0.105 R)
• M24: 16,394,431 km (0.104 R)
• M25: 16,944,502 km (0.088 R)
• M26: 18,315,267 km (0.069 R)
• M27: 21,146,706 km (0.107 R)
• M28: 21,471,034 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 672

Radius: 6.1

Gravity: 18.06 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 11.52 AU - 15.28 AU

Year: 18885 Days

Day: 15.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,768,566 km

• M1: 84,373 km (0.053 R)
• M2: 914,941 km (0.115 R)
• M3: 1,184,666 km (0.113 R)
• M4: 2,138,352 km (0.093 R)
• M5: 2,858,067 km (0.078 R)
• M6: 4,521,895 km (0.079 R)
• M7: 10,959,540 km (0.072 R)
• M8: 14,259,071 km (0.101 R)
• M9: 15,777,489 km (0.094 R)
• M10: 16,984,744 km (0.094 R)
• M11: 17,484,550 km (0.07 R)
• M12: 25,547,576 km (0.114 R)
• M13: 26,313,817 km (0.098 R)
• M14: 26,646,971 km (0.056 R)
• M15: 28,587,555 km (0.062 R)
• M16: 40,156,257 km (0.086 R)
• M17: 41,042,625 km (0.048 R)
• M18: 46,635,790 km (0.109 R)
• M19: 47,286,989 km (0.115 R)
• M20: 48,441,137 km (0.093 R)
• M21: 56,865,591 km (0.108 R)
• M22: 64,590,975 km (0.051 R)
• M23: 68,703,271 km (0.077 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: 174 - 18,220 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit