🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.53 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.96 AU - 3.14 AU

Year: 2028 Days

Day: 13.8 Hours

Environment

Temp: -106 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.66 AU - 3.6 AU

Year: 2109 Days

Day: 33.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.5

Radius: 12.3

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 6.2 AU - 7.98 AU

Year: 7189 Days

Day: 13.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 91,599,101 km

• M1: 153,039 km (0.091 R)
• M2: 883,824 km (0.083 R)
• M3: 1,374,356 km (0.091 R)
• M4: 1,832,424 km (0.082 R)
• M5: 2,221,528 km (0.099 R)
• M6: 3,679,659 km (0.071 R)
• M7: 5,593,016 km (0.092 R)
• M8: 6,281,465 km (0.068 R)
• M9: 7,794,498 km (0.088 R)
• M10: 8,337,688 km (0.029 R)
• M11: 8,978,864 km (0.112 R)
• M12: 10,002,114 km (0.093 R)
• M13: 12,736,912 km (0.049 R)
• M14: 14,276,125 km (0.063 R)
• M15: 18,128,868 km (0.091 R)
• M16: 18,542,806 km (0.086 R)
• M17: 19,947,380 km (0.107 R)
• M18: 22,084,984 km (0.064 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 508.2

Radius: 3.4

Gravity: 43.96 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 17.29 AU - 20.01 AU

Year: 30670 Days

Day: 15.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 91,599,101 km

• M1: 42,336 km (0.114 R)
• M2: 188,942 km (0.032 R)
• M3: 866,172 km (0.064 R)
• M4: 1,245,701 km (0.091 R)
• M5: 1,765,554 km (0.088 R)
• M6: 2,392,818 km (0.12 R)
• M7: 2,691,415 km (0.083 R)
• M8: 3,243,581 km (0.057 R)
• M9: 3,423,098 km (0.112 R)
• M10: 5,026,638 km (0.11 R)
• M11: 5,727,953 km (0.056 R)
• M12: 6,874,172 km (0.114 R)
• M13: 7,220,640 km (0.119 R)
• M14: 7,475,106 km (0.043 R)
• M15: 7,841,472 km (0.081 R)
• M16: 8,896,137 km (0.105 R)
• M17: 9,367,071 km (0.081 R)
• M18: 9,547,934 km (0.082 R)
• M19: 10,748,009 km (0.084 R)
• M20: 11,486,873 km (0.095 R)
• M21: 12,548,120 km (0.053 R)
• M22: 14,619,901 km (0.106 R)
• M23: 16,731,624 km (0.045 R)
• M24: 17,087,368 km (0.089 R)
• M25: 19,719,842 km (0.107 R)
• M26: 32,535,293 km (0.115 R)
• M27: 37,444,945 km (0.114 R)
• M28: 38,206,099 km (0.104 R)
• M29: 41,192,970 km (0.1 R)
• M30: 41,354,387 km (0.095 R)
• M31: 45,527,120 km (0.082 R)
• M32: 47,625,978 km (0.07 R)
• M33: 47,803,850 km (0.105 R)
• M34: 64,369,720 km (0.083 R)
• M35: 71,802,490 km (0.114 R)
• M36: 76,330,818 km (0.062 R)
• M37: 81,807,745 km (0.111 R)
• M38: 82,830,845 km (0.097 R)
• M39: 84,121,725 km (0.05 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 17,419 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit