🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.54 AU - 0.7 AU

Year: 185 Days

Day: 37.9 Hours

Environment

Temp: 141 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,048,126 km

• M1: 213,626 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.42 AU - 2.14 AU

Year: 899 Days

Day: 19.8 Hours

Environment

Temp: -59 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,048,126 km

• M1: 961,166 km (0.063 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.78 AU - 2.18 AU

Year: 1055 Days

Day: 42 Hours

Environment

Temp: -77 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.7

Radius: 12.2

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 7.82 AU - 7.9 AU

Year: 8346 Days

Day: 6 Hours

Environment

Temp: -168 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,048,126 km

• M1: 151,692 km (0.081 R)
• M2: 537,655 km (0.094 R)
• M3: 1,208,900 km (0.1 R)
• M4: 1,592,918 km (0.073 R)
• M5: 2,116,062 km (0.083 R)
• M6: 2,505,914 km (0.093 R)
• M7: 3,355,031 km (0.111 R)
• M8: 4,043,780 km (0.088 R)
• M9: 4,977,121 km (0.075 R)
• M10: 5,675,743 km (0.078 R)
• M11: 6,256,632 km (0.119 R)
• M12: 8,721,257 km (0.09 R)
• M13: 9,456,530 km (0.095 R)
• M14: 12,335,392 km (0.096 R)
• M15: 12,817,546 km (0.087 R)
• M16: 13,362,381 km (0.074 R)
• M17: 14,340,003 km (0.072 R)
• M18: 15,642,103 km (0.086 R)
• M19: 17,802,147 km (0.04 R)
• M20: 19,890,234 km (0.059 R)
• M21: 22,491,441 km (0.084 R)
• M22: 26,170,203 km (0.075 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: 426 - 17,650 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit