🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.59 AU - 0.63 AU

Year: 171 Days

Day: 14.1 Hours

Environment

Temp: 225 °C

Axial Tilt: 5.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.21 AU - 1.39 AU

Year: 533 Days

Day: 18.5 Hours

Environment

Temp: -3 °C

Axial Tilt: 28.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.56 AU - 1.72 AU

Year: 756 Days

Day: 24.3 Hours

Environment

Temp: -40 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.94 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.22 AU - 2.24 AU

Year: 1198 Days

Day: 32.1 Hours

Environment

Temp: -79 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,755,793 km

• M1: 218,413 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.89 AU - 2.85 AU

Year: 1313 Days

Day: 26.6 Hours

Environment

Temp: -88 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.97 AU - 2.83 AU

Year: 1338 Days

Day: 15.1 Hours

Environment

Temp: -78 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,755,793 km

• M1: 1,072,318 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 417.8

Radius: 6.9

Gravity: 8.78 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 11.6 AU - 14.92 AU

Year: 17377 Days

Day: 15.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,755,793 km

• M1: 85,869 km (0.11 R)
• M2: 445,353 km (0.07 R)
• M3: 827,875 km (0.084 R)
• M4: 1,070,074 km (0.078 R)
• M5: 1,937,143 km (0.073 R)
• M6: 3,486,378 km (0.119 R)
• M7: 9,688,108 km (0.078 R)
• M8: 10,723,923 km (0.116 R)
• M9: 16,724,294 km (0.076 R)
• M10: 16,953,179 km (0.078 R)
• M11: 20,209,625 km (0.08 R)
• M12: 21,084,473 km (0.076 R)
• M13: 24,936,319 km (0.059 R)
• M14: 26,352,263 km (0.043 R)
• M15: 29,676,478 km (0.042 R)
• M16: 31,380,996 km (0.111 R)
• M17: 38,454,282 km (0.09 R)
• M18: 46,520,300 km (0.067 R)
• M19: 51,508,192 km (0.04 R)
• M20: 52,155,652 km (0.083 R)
• M21: 55,984,460 km (0.117 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 11,834 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit