🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.6 AU - 0.8 AU

Year: 261 Days

Day: 21 Hours

Environment

Temp: -23 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.86 AU - 0.96 AU

Year: 387 Days

Day: 33.2 Hours

Environment

Temp: -65 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.84 AU - 1.06 AU

Year: 413 Days

Day: 39.6 Hours

Environment

Temp: -62 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.95 AU - 1.09 AU

Year: 460 Days

Day: 17.7 Hours

Environment

Temp: -61 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.02 AU - 1.18 AU

Year: 515 Days

Day: 14.7 Hours

Environment

Temp: -71 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 29,746,945 km

• M1: 461,809 km (0.091 R)
• M2: 599,139 km (0.097 R)

Asteroid Belt

Center: 1.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.65 AU - 1.81 AU

Year: 1015 Days

Day: 44.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.2 AU - 2.42 AU

Year: 1567 Days

Day: 12.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.6

Radius: 10.9

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.79 AU - 4.87 AU

Year: 4737 Days

Day: 7 Hours

Environment

Temp: -167 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 29,746,945 km

• M1: 140,921 km (0.043 R)
• M2: 510,428 km (0.032 R)
• M3: 1,085,183 km (0.026 R)
• M4: 1,511,686 km (0.083 R)
• M5: 1,897,649 km (0.06 R)
• M6: 2,510,252 km (0.096 R)
• M7: 3,902,859 km (0.089 R)
• M8: 5,217,824 km (0.089 R)
• M9: 5,638,793 km (0.072 R)
• M10: 5,991,844 km (0.062 R)
• M11: 6,485,666 km (0.094 R)
• M12: 8,583,627 km (0.101 R)
• M13: 10,341,850 km (0.041 R)
• M14: 11,053,787 km (0.104 R)
• M15: 11,989,073 km (0.112 R)
• M16: 12,328,660 km (0.118 R)
• M17: 17,226,793 km (0.111 R)
• M18: 18,099,846 km (0.061 R)
• M19: 18,936,697 km (0.114 R)
• M20: 24,199,700 km (0.11 R)
• M21: 28,175,861 km (0.108 R)
• M22: 28,950,778 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.8

Radius: 6.2

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 8.45 AU - 13.43 AU

Year: 16147 Days

Day: 22.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 29,746,945 km

• M1: 78,240 km (0.095 R)
• M2: 428,747 km (0.1 R)
• M3: 918,980 km (0.09 R)
• M4: 7,782,231 km (0.078 R)
• M5: 8,529,771 km (0.076 R)
• M6: 17,788,384 km (0.068 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 17,744 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit