🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.51 AU - 0.73 AU

Year: 187 Days

Day: 43.1 Hours

Environment

Temp: 133 °C

Axial Tilt: 20 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.9 AU - 1.18 AU

Year: 406 Days

Day: 25.4 Hours

Environment

Temp: 13 °C

Axial Tilt: 100.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 40,270,269 km

• M1: 31,116 km (0.066 R)
• M2: 401,670 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.11 AU - 3.45 AU

Year: 2274 Days

Day: 33.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,270,269 km

• M1: 283,039 km (0.06 R)

Asteroid Belt

Center: 4.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.5

Radius: 15

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.97 AU - 5.37 AU

Year: 4501 Days

Day: 5.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,270,269 km

• M1: 186,549 km (0.075 R)
• M2: 759,808 km (0.028 R)
• M3: 1,240,316 km (0.067 R)
• M4: 2,662,543 km (0.117 R)
• M5: 4,118,280 km (0.036 R)
• M6: 5,073,612 km (0.06 R)
• M7: 6,409,970 km (0.047 R)
• M8: 6,999,834 km (0.116 R)
• M9: 8,040,287 km (0.078 R)
• M10: 8,653,489 km (0.103 R)
• M11: 9,973,840 km (0.105 R)
• M12: 11,514,249 km (0.027 R)
• M13: 12,530,916 km (0.085 R)
• M14: 13,061,240 km (0.076 R)
• M15: 14,322,650 km (0.082 R)
• M16: 15,389,133 km (0.059 R)
• M17: 17,740,213 km (0.099 R)
• M18: 19,096,318 km (0.1 R)
• M19: 20,190,626 km (0.059 R)
• M20: 21,944,811 km (0.092 R)
• M21: 22,859,153 km (0.102 R)
• M22: 25,832,261 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 51.7

Radius: 3.8

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 16.75 AU - 18.25 AU

Year: 28030 Days

Day: 21.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,270,269 km

• M1: 51,462 km (0.119 R)
• M2: 182,958 km (0.118 R)
• M3: 746,045 km (0.077 R)
• M4: 958,922 km (0.049 R)
• M5: 1,656,198 km (0.084 R)
• M6: 2,378,606 km (0.075 R)
• M7: 3,113,281 km (0.052 R)
• M8: 3,786,322 km (0.08 R)
• M9: 4,985,199 km (0.072 R)
• M10: 7,263,575 km (0.06 R)
• M11: 7,614,532 km (0.069 R)
• M12: 8,141,266 km (0.075 R)
• M13: 13,434,038 km (0.12 R)
• M14: 20,564,322 km (0.109 R)
• M15: 21,821,692 km (0.066 R)
• M16: 22,551,131 km (0.085 R)
• M17: 23,802,517 km (0.114 R)
• M18: 24,924,052 km (0.082 R)
• M19: 25,276,056 km (0.099 R)
• M20: 28,117,518 km (0.089 R)
• M21: 28,883,758 km (0.08 R)
• M22: 29,861,231 km (0.109 R)
• M23: 31,266,404 km (0.108 R)
• M24: 36,305,458 km (0.093 R)
• M25: 39,431,456 km (0.113 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 12,688 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit