🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.42 AU - 0.64 AU

Year: 147 Days

Day: 36.2 Hours

Environment

Temp: 185 °C

Axial Tilt: 22.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.75 AU - 0.99 AU

Year: 309 Days

Day: 22.6 Hours

Environment

Temp: 16 °C

Axial Tilt: 14.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Ice Giant

Semi-Major Axis: 14.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 360.7

Radius: 5.6

Gravity: 11.5 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 14.04 AU - 15.7 AU

Year: 21835 Days

Day: 18.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,586,374 km

• M1: 72,405 km (0.045 R)
• M2: 289,322 km (0.095 R)
• M3: 646,861 km (0.096 R)
• M4: 1,934,300 km (0.109 R)
• M5: 2,345,096 km (0.102 R)
• M6: 2,582,508 km (0.038 R)
• M7: 3,392,730 km (0.061 R)
• M8: 6,655,160 km (0.03 R)
• M9: 9,540,455 km (0.069 R)
• M10: 13,098,191 km (0.114 R)
• M11: 19,293,937 km (0.069 R)
• M12: 21,634,545 km (0.083 R)
• M13: 25,385,861 km (0.063 R)
• M14: 27,634,018 km (0.057 R)
• M15: 30,128,114 km (0.091 R)
• M16: 31,791,193 km (0.11 R)
• M17: 36,082,558 km (0.115 R)
• M18: 36,346,448 km (0.088 R)
• M19: 45,484,784 km (0.06 R)
• M20: 50,579,489 km (0.11 R)
• M21: 53,093,331 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 597.1

Radius: 3.5

Gravity: 48.74 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 16.53 AU - 17.27 AU

Year: 26456 Days

Day: 20.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 87,586,374 km

• M1: 45,927 km (0.057 R)
• M2: 166,502 km (0.112 R)
• M3: 288,873 km (0.077 R)
• M4: 597,793 km (0.106 R)
• M5: 901,477 km (0.103 R)
• M6: 1,824,645 km (0.054 R)
• M7: 2,360,206 km (0.053 R)
• M8: 2,753,798 km (0.054 R)
• M9: 3,161,003 km (0.12 R)
• M10: 3,364,307 km (0.107 R)
• M11: 3,927,094 km (0.084 R)
• M12: 4,094,045 km (0.058 R)
• M13: 4,335,496 km (0.034 R)
• M14: 4,809,422 km (0.112 R)
• M15: 5,000,458 km (0.072 R)
• M16: 5,156,938 km (0.077 R)
• M17: 7,349,295 km (0.063 R)
• M18: 7,500,837 km (0.039 R)
• M19: 8,074,096 km (0.07 R)
• M20: 8,344,270 km (0.114 R)
• M21: 10,030,836 km (0.089 R)
• M22: 11,452,465 km (0.093 R)
• M23: 11,724,584 km (0.12 R)
• M24: 12,001,040 km (0.086 R)
• M25: 15,582,713 km (0.039 R)
• M26: 17,390,603 km (0.095 R)
• M27: 23,643,794 km (0.073 R)
• M28: 24,756,952 km (0.046 R)
• M29: 24,870,048 km (0.056 R)
• M30: 25,097,586 km (0.097 R)
• M31: 26,967,111 km (0.06 R)
• M32: 28,677,313 km (0.063 R)
• M33: 42,068,417 km (0.035 R)
• M34: 42,391,249 km (0.03 R)
• M35: 43,369,619 km (0.083 R)
• M36: 44,363,099 km (0.107 R)
• M37: 45,541,182 km (0.119 R)
• M38: 45,711,125 km (0.104 R)
• M39: 47,434,194 km (0.102 R)
• M40: 51,560,851 km (0.119 R)
• M41: 51,930,507 km (0.104 R)
• M42: 55,144,917 km (0.113 R)
• M43: 63,649,705 km (0.113 R)
• M44: 77,980,882 km (0.067 R)
• M45: 82,186,228 km (0.104 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: 393 - 19,626 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit