🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.77 AU - 0.99 AU

Year: 289 Days

Day: 26.4 Hours

Environment

Temp: 180 °C

Axial Tilt: 22.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.9 AU - 6.22 AU

Year: 3982 Days

Day: 39.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,965,875 km

• M1: 914,193 km (0.072 R)

Asteroid Belt

Center: 6.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.9

Radius: 12.8

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 6.14 AU - 9.28 AU

Year: 7490 Days

Day: 7 Hours

Environment

Temp: -146 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 103,965,875 km

• M1: 159,771 km (0.106 R)
• M2: 676,482 km (0.117 R)
• M3: 1,346,381 km (0.05 R)
• M4: 2,744,523 km (0.104 R)
• M5: 3,154,720 km (0.045 R)
• M6: 3,725,585 km (0.081 R)
• M7: 5,051,471 km (0.08 R)
• M8: 5,592,567 km (0.097 R)
• M9: 6,731,156 km (0.091 R)
• M10: 8,329,609 km (0.119 R)
• M11: 8,829,715 km (0.06 R)
• M12: 11,076,526 km (0.048 R)
• M13: 11,903,652 km (0.083 R)
• M14: 12,959,664 km (0.116 R)
• M15: 17,640,431 km (0.084 R)
• M16: 19,443,385 km (0.086 R)
• M17: 19,944,239 km (0.115 R)
• M18: 21,966,951 km (0.032 R)
• M19: 22,716,437 km (0.072 R)
• M20: 23,766,015 km (0.081 R)

Planet 4 - Ice Giant

Semi-Major Axis: 20.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 632.8

Radius: 6.3

Gravity: 15.94 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 17.28 AU - 24.36 AU

Year: 33235 Days

Day: 22.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 103,965,875 km

• M1: 78,539 km (0.062 R)
• M2: 674,238 km (0.119 R)
• M3: 1,862,493 km (0.112 R)
• M4: 2,534,188 km (0.067 R)
• M5: 2,800,023 km (0.082 R)
• M6: 4,197,716 km (0.12 R)
• M7: 6,288,346 km (0.104 R)
• M8: 6,827,348 km (0.036 R)
• M9: 16,076,086 km (0.103 R)
• M10: 22,072,268 km (0.098 R)
• M11: 23,427,625 km (0.072 R)
• M12: 31,464,023 km (0.096 R)
• M13: 32,170,872 km (0.066 R)
• M14: 36,791,502 km (0.077 R)
• M15: 42,005,586 km (0.088 R)
• M16: 53,869,445 km (0.084 R)
• M17: 63,878,291 km (0.067 R)
• M18: 65,010,747 km (0.117 R)
• M19: 67,549,273 km (0.07 R)
• M20: 69,674,909 km (0.111 R)
• M21: 95,776,147 km (0.097 R)
• M22: 96,664,011 km (0.11 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 10,775 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit