🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.81 AU - 0.83 AU

Year: 273 Days

Day: 30.4 Hours

Environment

Temp: 176 °C

Axial Tilt: 38.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.96 AU - 1.22 AU

Year: 418 Days

Day: 37.1 Hours

Environment

Temp: 30 °C

Axial Tilt: 24.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.46 AU - 1.58 AU

Year: 688 Days

Day: 47.4 Hours

Environment

Temp: -40 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.4 AU - 1.68 AU

Year: 702 Days

Day: 28.3 Hours

Environment

Temp: -32 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,753,081 km

• M1: 734,526 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.75 AU - 2.75 AU

Year: 1239 Days

Day: 19.6 Hours

Environment

Temp: -81 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,753,081 km

• M1: 1,077,254 km (0.089 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.12 AU - 2.78 AU

Year: 1408 Days

Day: 30.8 Hours

Environment

Temp: -95 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.4 AU - 3.08 AU

Year: 1665 Days

Day: 38.7 Hours

Environment

Temp: -90 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,753,081 km

• M1: 53,406 km (0.085 R)

Asteroid Belt

Center: 4.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.8

Radius: 8.7

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.39 AU - 7.79 AU

Year: 6210 Days

Day: 8.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 29,753,081 km

• M1: 108,309 km (0.042 R)
• M2: 801,695 km (0.034 R)
• M3: 1,173,595 km (0.107 R)
• M4: 1,963,173 km (0.108 R)
• M5: 2,399,999 km (0.096 R)
• M6: 4,373,494 km (0.084 R)
• M7: 5,040,401 km (0.086 R)
• M8: 5,627,124 km (0.104 R)
• M9: 6,479,533 km (0.088 R)
• M10: 6,837,071 km (0.039 R)
• M11: 8,592,303 km (0.079 R)
• M12: 9,974,438 km (0.074 R)
• M13: 10,540,068 km (0.119 R)
• M14: 10,944,131 km (0.063 R)
• M15: 12,415,576 km (0.092 R)
• M16: 17,305,033 km (0.1 R)
• M17: 17,616,196 km (0.077 R)
• M18: 20,310,305 km (0.057 R)
• M19: 20,796,348 km (0.112 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: 315 - 14,774 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit