🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.54 AU - 0.82 AU

Year: 209 Days

Day: 18.9 Hours

Environment

Temp: 131 °C

Axial Tilt: 3.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.77 AU - 1.07 AU

Year: 329 Days

Day: 46 Hours

Environment

Temp: 27 °C

Axial Tilt: 37.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.62 AU - 1.9 AU

Year: 870 Days

Day: 32.4 Hours

Environment

Temp: -62 °C

Axial Tilt: 45.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.27 AU - 2.87 AU

Year: 1536 Days

Day: 18.3 Hours

Environment

Temp: -104 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,037,838 km

• M1: 98,136 km (0.096 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.95 AU - 4.11 AU

Year: 3016 Days

Day: 25.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,037,838 km

• M1: 1,293,722 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724

Radius: 13.9

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.82 AU - 6.94 AU

Year: 5315 Days

Day: 5 Hours

Environment

Temp: -150 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 32,037,838 km

• M1: 172,935 km (0.07 R)
• M2: 726,447 km (0.03 R)
• M3: 1,349,522 km (0.101 R)
• M4: 2,048,593 km (0.058 R)
• M5: 2,500,080 km (0.079 R)
• M6: 3,254,352 km (0.108 R)
• M7: 4,014,309 km (0.11 R)
• M8: 5,359,493 km (0.032 R)
• M9: 6,390,073 km (0.115 R)
• M10: 6,851,283 km (0.115 R)
• M11: 8,723,351 km (0.074 R)
• M12: 10,870,080 km (0.062 R)
• M13: 11,338,471 km (0.119 R)
• M14: 13,032,966 km (0.088 R)
• M15: 15,824,014 km (0.118 R)
• M16: 16,304,822 km (0.096 R)
• M17: 20,653,632 km (0.094 R)
• M18: 22,110,864 km (0.116 R)
• M19: 23,635,566 km (0.111 R)
• M20: 24,264,625 km (0.087 R)
• M21: 25,638,681 km (0.076 R)
• M22: 26,724,014 km (0.026 R)
• M23: 27,579,415 km (0.098 R)
• M24: 28,101,511 km (0.093 R)
• M25: 28,541,479 km (0.112 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 16,644 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit