🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.67 AU - 0.73 AU

Year: 217 Days

Day: 44.4 Hours

Environment

Temp: 117 °C

Axial Tilt: 24.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.96 AU - 1.34 AU

Year: 457 Days

Day: 32.4 Hours

Environment

Temp: 14 °C

Axial Tilt: 36.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.04 AU - 1.34 AU

Year: 481 Days

Day: 23.1 Hours

Environment

Temp: 4 °C

Axial Tilt: 28.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.92 AU - 2.86 AU

Year: 1370 Days

Day: 23 Hours

Environment

Temp: -78 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.4

Radius: 10.1

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 6.43 AU - 6.81 AU

Year: 6317 Days

Day: 13.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,230,717 km

• M1: 125,662 km (0.089 R)
• M2: 584,180 km (0.109 R)
• M3: 1,540,260 km (0.066 R)
• M4: 2,009,997 km (0.05 R)
• M5: 3,305,963 km (0.085 R)
• M6: 4,856,396 km (0.112 R)
• M7: 5,425,915 km (0.108 R)
• M8: 7,404,945 km (0.072 R)
• M9: 8,367,159 km (0.056 R)
• M10: 9,638,591 km (0.108 R)
• M11: 10,200,780 km (0.108 R)
• M12: 15,515,244 km (0.112 R)
• M13: 17,289,176 km (0.115 R)
• M14: 18,759,723 km (0.111 R)
• M15: 19,267,757 km (0.038 R)
• M16: 20,616,831 km (0.051 R)
• M17: 25,215,918 km (0.047 R)
• M18: 25,924,264 km (0.071 R)
• M19: 27,103,693 km (0.027 R)
• M20: 29,180,411 km (0.104 R)
• M21: 37,056,889 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 188.3

Radius: 5.7

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 10.56 AU - 15.54 AU

Year: 17483 Days

Day: 15.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,230,717 km

• M1: 104,868 km (0.084 R)
• M2: 565,031 km (0.081 R)
• M3: 2,195,498 km (0.101 R)
• M4: 5,581,497 km (0.059 R)
• M5: 6,203,375 km (0.077 R)
• M6: 6,457,392 km (0.104 R)
• M7: 6,794,137 km (0.077 R)
• M8: 7,584,313 km (0.091 R)
• M9: 11,096,272 km (0.088 R)
• M10: 17,638,786 km (0.096 R)
• M11: 19,973,261 km (0.05 R)
• M12: 25,799,499 km (0.108 R)
• M13: 26,646,522 km (0.069 R)
• M14: 27,415,007 km (0.074 R)
• M15: 28,297,036 km (0.113 R)
• M16: 44,289,048 km (0.059 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 11,241 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit