🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.49 AU - 0.79 AU

Year: 190 Days

Day: 21.6 Hours

Environment

Temp: 203 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 34,681,457 km

• M1: 42,785 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.67 AU - 0.85 AU

Year: 246 Days

Day: 18.2 Hours

Environment

Temp: 169 °C

Axial Tilt: 34.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.99 AU - 1.07 AU

Year: 388 Days

Day: 37.9 Hours

Environment

Temp: 19 °C

Axial Tilt: 37.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 34,681,457 km

• M1: 40,541 km (0.074 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.1 AU - 1.6 AU

Year: 582 Days

Day: 12.9 Hours

Environment

Temp: -32 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.88 AU - 3.4 AU

Year: 2063 Days

Day: 40.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 49.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.57 AU - 3.79 AU

Year: 2103 Days

Day: 39.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.71 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 4.01 AU - 4.45 AU

Year: 3226 Days

Day: 47 Hours

Environment

Temp: -126 °C

Axial Tilt: 63.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 34,681,457 km

• M1: 404,961 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.2

Radius: 9.1

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 5.12 AU - 8.06 AU

Year: 6274 Days

Day: 14 Hours

Environment

Temp: -168 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 34,681,457 km

• M1: 113,096 km (0.119 R)
• M2: 567,574 km (0.12 R)
• M3: 1,424,471 km (0.027 R)
• M4: 3,477,851 km (0.03 R)
• M5: 4,305,876 km (0.081 R)
• M6: 5,678,286 km (0.054 R)
• M7: 6,414,457 km (0.096 R)
• M8: 7,248,914 km (0.103 R)
• M9: 10,886,985 km (0.05 R)
• M10: 11,370,635 km (0.107 R)
• M11: 13,015,763 km (0.097 R)
• M12: 16,141,909 km (0.113 R)
• M13: 19,878,864 km (0.068 R)
• M14: 23,430,318 km (0.096 R)
• M15: 24,155,568 km (0.062 R)
• M16: 25,650,948 km (0.097 R)
• M17: 27,828,794 km (0.119 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 251 - 16,733 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit