🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.6 AU - 0.7 AU

Year: 190 Days

Day: 30.5 Hours

Environment

Temp: 130 °C

Axial Tilt: 0.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.85 AU - 0.93 AU

Year: 304 Days

Day: 28 Hours

Environment

Temp: 97 °C

Axial Tilt: 3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,632,951 km

• M1: 57,595 km (0.085 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.46 AU - 3.24 AU

Year: 1740 Days

Day: 36.8 Hours

Environment

Temp: -90 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.69 AU - 3.11 AU

Year: 1786 Days

Day: 16.8 Hours

Environment

Temp: -105 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.82 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 16.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 75.4

Radius: 4.9

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 15.64 AU - 17.82 AU

Year: 24748 Days

Day: 17.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,632,951 km

• M1: 69,114 km (0.081 R)
• M2: 305,628 km (0.079 R)
• M3: 2,018,973 km (0.025 R)
• M4: 2,493,497 km (0.112 R)
• M5: 2,995,997 km (0.101 R)
• M6: 3,214,858 km (0.089 R)
• M7: 6,308,991 km (0.112 R)
• M8: 8,945,953 km (0.076 R)
• M9: 14,210,601 km (0.108 R)
• M10: 14,394,457 km (0.078 R)
• M11: 18,266,648 km (0.057 R)
• M12: 24,318,929 km (0.1 R)
• M13: 34,475,876 km (0.069 R)
• M14: 39,682,032 km (0.119 R)
• M15: 41,777,749 km (0.104 R)

Asteroid Belt

Center: 17.31 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 17.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280.9

Radius: 8

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 14.52 AU - 21.24 AU

Year: 27343 Days

Day: 22.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,632,951 km

• M1: 99,632 km (0.047 R)
• M2: 429,196 km (0.056 R)
• M3: 1,545,496 km (0.119 R)
• M4: 2,052,932 km (0.098 R)
• M5: 2,784,465 km (0.089 R)
• M6: 4,067,566 km (0.057 R)
• M7: 4,962,311 km (0.076 R)
• M8: 6,520,522 km (0.108 R)
• M9: 8,180,311 km (0.118 R)
• M10: 8,739,059 km (0.066 R)
• M11: 9,876,451 km (0.117 R)
• M12: 11,293,592 km (0.055 R)
• M13: 15,043,711 km (0.097 R)
• M14: 15,650,480 km (0.084 R)
• M15: 18,498,674 km (0.077 R)
• M16: 22,842,697 km (0.093 R)
• M17: 23,241,076 km (0.106 R)
• M18: 25,409,348 km (0.072 R)
• M19: 26,927,467 km (0.103 R)
• M20: 29,787,330 km (0.09 R)
• M21: 38,158,228 km (0.08 R)
• M22: 42,501,054 km (0.052 R)
• M23: 48,953,360 km (0.114 R)
• M24: 49,949,233 km (0.11 R)
• M25: 50,789,375 km (0.108 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 13,307 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit