🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.88 AU - 0.92 AU

Year: 315 Days

Day: 38.8 Hours

Environment

Temp: 78 °C

Axial Tilt: 5.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 16,556,394 km

• M1: 171,738 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.81 AU - 1.31 AU

Year: 403 Days

Day: 23.4 Hours

Environment

Temp: 5 °C

Axial Tilt: 31.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 16,556,394 km

• M1: 22,290 km (0.037 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.85 AU - 3.11 AU

Year: 1898 Days

Day: 18.8 Hours

Environment

Temp: -112 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 16,556,394 km

• M1: 23,487 km (0.04 R)
• M2: 52,359 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 3.76 AU - 4.66 AU

Year: 3187 Days

Day: 35.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 43.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276

Radius: 9.8

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 6.48 AU - 7 AU

Year: 6456 Days

Day: 6.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 16,556,394 km

• M1: 122,820 km (0.109 R)
• M2: 472,280 km (0.053 R)
• M3: 846,874 km (0.1 R)
• M4: 1,250,489 km (0.093 R)
• M5: 1,612,366 km (0.056 R)
• M6: 2,058,168 km (0.119 R)
• M7: 2,520,575 km (0.104 R)
• M8: 2,925,237 km (0.111 R)
• M9: 4,040,788 km (0.117 R)
• M10: 5,231,438 km (0.09 R)
• M11: 5,864,835 km (0.08 R)
• M12: 6,274,883 km (0.047 R)
• M13: 6,641,547 km (0.05 R)
• M14: 6,990,110 km (0.05 R)
• M15: 8,039,090 km (0.056 R)
• M16: 8,694,479 km (0.084 R)
• M17: 9,583,240 km (0.106 R)
• M18: 10,153,207 km (0.051 R)
• M19: 10,919,149 km (0.117 R)
• M20: 15,891,782 km (0.12 R)
• M21: 16,982,201 km (0.108 R)
• M22: 17,756,669 km (0.076 R)
• M23: 18,121,837 km (0.051 R)
• M24: 19,763,076 km (0.12 R)
• M25: 23,266,059 km (0.078 R)
• M26: 23,850,688 km (0.104 R)
• M27: 25,278,599 km (0.063 R)
• M28: 25,741,156 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.5

Radius: 11.6

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 6.63 AU - 8.65 AU

Year: 7791 Days

Day: 14.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 16,556,394 km

• M1: 154,684 km (0.068 R)
• M2: 596,297 km (0.09 R)
• M3: 2,980,438 km (0.068 R)
• M4: 3,671,581 km (0.109 R)
• M5: 5,014,371 km (0.087 R)
• M6: 6,068,138 km (0.106 R)
• M7: 9,293,020 km (0.111 R)
• M8: 11,949,878 km (0.054 R)
• M9: 14,710,108 km (0.101 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 11,649 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit