🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.66 AU - 0.74 AU

Year: 267 Days

Day: 32 Hours

Environment

Temp: -30 °C

Axial Tilt: 43.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.2 AU - 1.94 AU

Year: 898 Days

Day: 25.8 Hours

Environment

Temp: -111 °C

Axial Tilt: 162.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 15,198,602 km

• M1: 33,959 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.53 AU - 2.49 AU

Year: 1301 Days

Day: 36.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 15,198,602 km

• M1: 47,273 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.7

Radius: 9.6

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.72 AU - 4.44 AU

Year: 3093 Days

Day: 7.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 15,198,602 km

• M1: 119,379 km (0.108 R)
• M2: 539,300 km (0.093 R)
• M3: 886,816 km (0.046 R)
• M4: 1,278,763 km (0.092 R)
• M5: 1,763,161 km (0.094 R)
• M6: 2,339,561 km (0.102 R)
• M7: 2,846,698 km (0.105 R)
• M8: 3,478,898 km (0.09 R)
• M9: 3,809,809 km (0.12 R)
• M10: 4,471,331 km (0.049 R)
• M11: 4,999,262 km (0.109 R)
• M12: 5,792,430 km (0.09 R)
• M13: 6,179,589 km (0.119 R)
• M14: 7,873,635 km (0.106 R)
• M15: 8,578,092 km (0.092 R)
• M16: 9,966,061 km (0.027 R)
• M17: 10,297,869 km (0.053 R)
• M18: 12,617,084 km (0.073 R)
• M19: 16,511,865 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.7

Radius: 14.1

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.88 AU - 4.04 AU

Year: 3598 Days

Day: 11.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 15,198,602 km

• M1: 175,329 km (0.099 R)
• M2: 627,264 km (0.068 R)
• M3: 1,066,483 km (0.104 R)
• M4: 1,715,289 km (0.116 R)
• M5: 2,275,533 km (0.057 R)
• M6: 2,986,871 km (0.04 R)
• M7: 3,635,976 km (0.093 R)
• M8: 4,263,091 km (0.068 R)
• M9: 5,262,404 km (0.117 R)
• M10: 7,498,294 km (0.082 R)
• M11: 8,827,770 km (0.094 R)
• M12: 9,864,932 km (0.093 R)
• M13: 10,308,939 km (0.098 R)
• M14: 10,945,777 km (0.112 R)
• M15: 12,693,230 km (0.039 R)
• M16: 13,886,722 km (0.09 R)
• M17: 14,401,787 km (0.1 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: 219 - 14,521 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit