🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.42 AU - 0.66 AU

Year: 152 Days

Day: 44 Hours

Environment

Temp: 182 °C

Axial Tilt: 10.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 24,123,731 km

• M1: 137,181 km (0.045 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.97 AU - 1.49 AU

Year: 522 Days

Day: 25.5 Hours

Environment

Temp: -24 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.23 AU - 1.79 AU

Year: 710 Days

Day: 41.1 Hours

Environment

Temp: -50 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.72 AU - 2.84 AU

Year: 1318 Days

Day: 26.5 Hours

Environment

Temp: -87 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.8

Radius: 8.1

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.94 AU - 6.2 AU

Year: 4371 Days

Day: 6.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 24,123,731 km

• M1: 100,679 km (0.09 R)
• M2: 380,427 km (0.097 R)
• M3: 635,492 km (0.088 R)
• M4: 1,782,309 km (0.047 R)
• M5: 2,108,432 km (0.074 R)
• M6: 2,405,833 km (0.088 R)
• M7: 3,102,211 km (0.109 R)
• M8: 4,298,096 km (0.112 R)
• M9: 5,975,537 km (0.044 R)
• M10: 6,876,565 km (0.085 R)
• M11: 8,111,047 km (0.079 R)
• M12: 8,879,531 km (0.096 R)
• M13: 10,672,611 km (0.034 R)
• M14: 11,753,456 km (0.09 R)
• M15: 12,075,241 km (0.119 R)
• M16: 12,610,801 km (0.105 R)
• M17: 13,161,920 km (0.061 R)
• M18: 13,465,304 km (0.109 R)
• M19: 15,100,110 km (0.032 R)
• M20: 16,014,302 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37

Radius: 4.8

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 10.75 AU - 12.69 AU

Year: 15362 Days

Day: 22.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 24,123,731 km

• M1: 127,158 km (0.105 R)
• M2: 690,095 km (0.07 R)
• M3: 908,807 km (0.039 R)
• M4: 4,516,210 km (0.107 R)
• M5: 6,192,155 km (0.061 R)
• M6: 9,890,364 km (0.09 R)
• M7: 10,171,159 km (0.107 R)
• M8: 17,485,747 km (0.061 R)
• M9: 18,074,415 km (0.094 R)
• M10: 20,367,600 km (0.083 R)
• M11: 20,887,603 km (0.115 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 512 - 17,437 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit