🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.52 AU - 0.6 AU

Year: 271 Days

Day: 45 Hours

Environment

Temp: -119 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.9

Radius: 12.7

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.3 AU - 1.68 AU

Year: 1174 Days

Day: 6.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 75,319,304 km

• M1: 157,975 km (0.093 R)
• M2: 650,751 km (0.069 R)
• M3: 1,113,457 km (0.112 R)
• M4: 1,570,628 km (0.072 R)
• M5: 2,002,367 km (0.093 R)
• M6: 2,462,979 km (0.103 R)
• M7: 3,088,747 km (0.117 R)
• M8: 4,739,560 km (0.116 R)
• M9: 6,510,948 km (0.041 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.4

Radius: 12.7

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.84 AU - 2.94 AU

Year: 2386 Days

Day: 13.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,319,304 km

• M1: 158,125 km (0.086 R)
• M2: 596,297 km (0.112 R)
• M3: 1,242,859 km (0.052 R)
• M4: 2,080,607 km (0.095 R)
• M5: 3,102,809 km (0.088 R)
• M6: 3,847,508 km (0.068 R)
• M7: 4,622,873 km (0.079 R)
• M8: 5,742,165 km (0.074 R)
• M9: 6,352,674 km (0.106 R)
• M10: 7,764,279 km (0.06 R)
• M11: 9,003,249 km (0.114 R)
• M12: 9,582,940 km (0.119 R)
• M13: 10,666,627 km (0.043 R)
• M14: 14,455,343 km (0.079 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 951.6

Radius: 4.9

Gravity: 39.63 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 7.39 AU - 10.12 AU

Year: 16712 Days

Day: 20.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 75,319,304 km

• M1: 63,429 km (0.058 R)
• M2: 276,457 km (0.058 R)
• M3: 1,730,847 km (0.082 R)
• M4: 2,281,368 km (0.091 R)
• M5: 2,668,377 km (0.09 R)
• M6: 5,557,411 km (0.107 R)
• M7: 6,471,753 km (0.051 R)
• M8: 7,579,077 km (0.046 R)
• M9: 9,355,851 km (0.117 R)
• M10: 12,110,097 km (0.056 R)
• M11: 14,668,969 km (0.112 R)
• M12: 20,068,255 km (0.082 R)
• M13: 21,894,696 km (0.077 R)
• M14: 24,999,599 km (0.055 R)
• M15: 26,544,048 km (0.096 R)
• M16: 32,837,481 km (0.11 R)
• M17: 37,025,473 km (0.05 R)
• M18: 38,161,370 km (0.11 R)
• M19: 44,032,637 km (0.096 R)
• M20: 46,278,999 km (0.1 R)
• M21: 49,618,771 km (0.051 R)
• M22: 53,834,290 km (0.081 R)
• M23: 61,577,176 km (0.104 R)
• M24: 62,969,185 km (0.099 R)
• M25: 66,853,044 km (0.114 R)
• M26: 68,747,253 km (0.114 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 18,895 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit