🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.45 AU - 0.55 AU

Year: 135 Days

Day: 36.8 Hours

Environment

Temp: 157 °C

Axial Tilt: 0 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.25 AU - 1.71 AU

Year: 686 Days

Day: 16.3 Hours

Environment

Temp: -42 °C

Axial Tilt: 42 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.86 AU - 1.88 AU

Year: 974 Days

Day: 33.1 Hours

Environment

Temp: -74 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.17 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270.7

Radius: 13.2

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.85 AU - 5.07 AU

Year: 3587 Days

Day: 9.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,064,168 km

• M1: 164,109 km (0.055 R)
• M2: 593,156 km (0.076 R)
• M3: 1,152,502 km (0.062 R)
• M4: 1,876,556 km (0.096 R)
• M5: 2,416,454 km (0.113 R)
• M6: 5,085,280 km (0.076 R)
• M7: 5,574,765 km (0.026 R)
• M8: 7,438,605 km (0.115 R)
• M9: 8,609,507 km (0.068 R)
• M10: 10,150,814 km (0.106 R)
• M11: 13,204,106 km (0.093 R)
• M12: 14,683,330 km (0.094 R)
• M13: 15,391,078 km (0.101 R)
• M14: 16,520,242 km (0.087 R)
• M15: 17,546,484 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.8

Radius: 10.2

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 8.75 AU - 12.21 AU

Year: 12919 Days

Day: 10 Hours

Environment

Temp: -192 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,064,168 km

• M1: 130,300 km (0.075 R)
• M2: 668,403 km (0.065 R)
• M3: 1,360,443 km (0.058 R)
• M4: 2,161,689 km (0.119 R)
• M5: 4,433,034 km (0.103 R)
• M6: 4,922,069 km (0.112 R)
• M7: 10,225,613 km (0.1 R)
• M8: 10,887,135 km (0.036 R)
• M9: 15,778,237 km (0.113 R)
• M10: 18,047,936 km (0.046 R)
• M11: 19,509,806 km (0.088 R)
• M12: 24,284,671 km (0.068 R)
• M13: 28,293,744 km (0.112 R)
• M14: 33,027,470 km (0.113 R)
• M15: 35,314,821 km (0.071 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 11,396 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit