🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.54 AU - 0.78 AU

Year: 352 Days

Day: 23 Hours

Environment

Temp: -133 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.63 AU - 0.71 AU

Year: 360 Days

Day: 32 Hours

Environment

Temp: -144 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,079,477 km

• M1: 92,451 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103

Radius: 12.9

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.87 AU - 2.11 AU

Year: 1842 Days

Day: 10.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 22,079,477 km

• M1: 160,519 km (0.085 R)
• M2: 812,616 km (0.048 R)
• M3: 1,297,911 km (0.068 R)
• M4: 2,507,410 km (0.112 R)
• M5: 4,209,983 km (0.106 R)
• M6: 6,439,440 km (0.094 R)
• M7: 6,987,567 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613

Radius: 13.5

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.63 AU - 3.55 AU

Year: 3563 Days

Day: 12.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 22,079,477 km

• M1: 167,849 km (0.104 R)
• M2: 596,746 km (0.05 R)
• M3: 1,225,356 km (0.116 R)
• M4: 1,721,722 km (0.061 R)
• M5: 2,367,685 km (0.103 R)
• M6: 2,797,331 km (0.088 R)
• M7: 3,243,282 km (0.102 R)
• M8: 3,717,058 km (0.079 R)
• M9: 4,302,884 km (0.079 R)
• M10: 5,096,650 km (0.032 R)
• M11: 5,687,561 km (0.058 R)
• M12: 6,209,808 km (0.071 R)
• M13: 8,557,297 km (0.09 R)
• M14: 9,507,543 km (0.108 R)
• M15: 11,105,398 km (0.104 R)
• M16: 12,783,138 km (0.072 R)
• M17: 13,441,967 km (0.09 R)
• M18: 14,322,351 km (0.095 R)
• M19: 17,308,324 km (0.051 R)
• M20: 17,940,225 km (0.098 R)
• M21: 18,527,995 km (0.092 R)
• M22: 19,680,198 km (0.099 R)
• M23: 22,463,766 km (0.084 R)
• M24: 23,216,094 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93

Radius: 12.5

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 4.55 AU - 6.47 AU

Year: 8485 Days

Day: 6.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 22,079,477 km

• M1: 160,668 km (0.116 R)
• M2: 712,535 km (0.08 R)
• M3: 1,496,428 km (0.065 R)
• M4: 2,331,483 km (0.083 R)
• M5: 2,912,371 km (0.074 R)
• M6: 3,607,702 km (0.074 R)
• M7: 4,704,105 km (0.056 R)
• M8: 11,088,493 km (0.111 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 336 - 14,712 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit