🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.49 AU - 0.57 AU

Year: 149 Days

Day: 36.3 Hours

Environment

Temp: 171 °C

Axial Tilt: 35.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.52 AU - 0.62 AU

Year: 166 Days

Day: 40.8 Hours

Environment

Temp: 208 °C

Axial Tilt: 9.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.74 AU - 0.82 AU

Year: 265 Days

Day: 14.5 Hours

Environment

Temp: 109 °C

Axial Tilt: 13 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.76 AU - 1.06 AU

Year: 334 Days

Day: 15.2 Hours

Environment

Temp: 27 °C

Axial Tilt: 17.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.47 AU - 3.25 AU

Year: 1862 Days

Day: 12.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,953,716 km

• M1: 223,350 km (0.097 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.96 AU - 3.24 AU

Year: 2101 Days

Day: 42.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,953,716 km

• M1: 2,035,279 km (0.117 R)

Asteroid Belt

Center: 8.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 617.5

Radius: 6.2

Gravity: 16.06 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 12 AU - 14.5 AU

Year: 18569 Days

Day: 16.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 69,953,716 km

• M1: 77,791 km (0.086 R)
• M2: 512,373 km (0.116 R)
• M3: 771,626 km (0.043 R)
• M4: 1,079,797 km (0.117 R)
• M5: 1,452,446 km (0.074 R)
• M6: 2,431,863 km (0.088 R)
• M7: 3,022,027 km (0.049 R)
• M8: 3,229,818 km (0.075 R)
• M9: 3,821,328 km (0.099 R)
• M10: 6,029,542 km (0.108 R)
• M11: 6,234,641 km (0.064 R)
• M12: 9,237,669 km (0.074 R)
• M13: 11,202,936 km (0.103 R)
• M14: 11,702,892 km (0.051 R)
• M15: 12,087,508 km (0.096 R)
• M16: 14,796,277 km (0.079 R)
• M17: 15,246,117 km (0.088 R)
• M18: 16,730,727 km (0.046 R)
• M19: 19,090,334 km (0.078 R)
• M20: 20,349,499 km (0.118 R)
• M21: 20,626,405 km (0.117 R)
• M22: 23,332,929 km (0.088 R)
• M23: 24,876,032 km (0.064 R)
• M24: 27,822,661 km (0.068 R)
• M25: 32,856,031 km (0.047 R)
• M26: 34,137,935 km (0.045 R)
• M27: 44,522,570 km (0.099 R)
• M28: 52,560,763 km (0.065 R)
• M29: 54,666,802 km (0.112 R)
• M30: 57,561,521 km (0.097 R)
• M31: 68,703,421 km (0.092 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 19,673 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit