🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.49 AU - 0.61 AU

Year: 259 Days

Day: 37.8 Hours

Environment

Temp: -118 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,571,346 km

• M1: 31,715 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.2

Radius: 13.3

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.85 AU - 1.19 AU

Year: 655 Days

Day: 11 Hours

Environment

Temp: -162 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 79,571,346 km

• M1: 253,718 km (0.115 R)
• M2: 699,071 km (0.112 R)
• M3: 1,369,269 km (0.081 R)
• M4: 1,832,574 km (0.106 R)
• M5: 2,374,417 km (0.103 R)
• M6: 2,948,574 km (0.103 R)
• M7: 3,736,955 km (0.11 R)
• M8: 4,228,533 km (0.045 R)
• M9: 5,217,375 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.8

Radius: 9.7

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.7 AU - 2.38 AU

Year: 1853 Days

Day: 9.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,571,346 km

• M1: 121,773 km (0.059 R)
• M2: 553,811 km (0.105 R)
• M3: 1,302,698 km (0.112 R)
• M4: 1,789,789 km (0.117 R)
• M5: 2,226,166 km (0.099 R)
• M6: 2,927,331 km (0.115 R)
• M7: 3,314,341 km (0.101 R)
• M8: 3,837,485 km (0.036 R)
• M9: 4,265,185 km (0.106 R)
• M10: 4,626,314 km (0.118 R)
• M11: 4,946,154 km (0.035 R)
• M12: 6,400,844 km (0.116 R)
• M13: 7,108,442 km (0.072 R)
• M14: 7,617,524 km (0.1 R)
• M15: 8,237,308 km (0.077 R)
• M16: 8,559,541 km (0.117 R)
• M17: 9,835,910 km (0.031 R)
• M18: 10,673,808 km (0.026 R)
• M19: 11,852,041 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.6

Radius: 13.8

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.83 AU - 3.29 AU

Year: 3403 Days

Day: 11.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 79,571,346 km

• M1: 182,210 km (0.086 R)
• M2: 635,043 km (0.076 R)
• M3: 1,896,751 km (0.082 R)
• M4: 2,344,199 km (0.1 R)
• M5: 2,863,154 km (0.096 R)
• M6: 5,081,391 km (0.102 R)
• M7: 6,235,239 km (0.117 R)
• M8: 7,530,607 km (0.034 R)
• M9: 8,819,991 km (0.106 R)
• M10: 9,705,611 km (0.08 R)
• M11: 11,057,826 km (0.053 R)
• M12: 12,161,110 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 870.7

Radius: 4.3

Gravity: 47.09 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 8.33 AU - 10.91 AU

Year: 18971 Days

Day: 20.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 79,571,346 km

• M1: 54,304 km (0.103 R)
• M2: 194,328 km (0.112 R)
• M3: 355,295 km (0.114 R)
• M4: 556,953 km (0.044 R)
• M5: 983,606 km (0.095 R)
• M6: 2,309,642 km (0.11 R)
• M7: 2,683,636 km (0.114 R)
• M8: 3,124,052 km (0.1 R)
• M9: 4,213,274 km (0.082 R)
• M10: 4,880,032 km (0.072 R)
• M11: 5,029,032 km (0.084 R)
• M12: 7,593,289 km (0.096 R)
• M13: 8,100,276 km (0.069 R)
• M14: 9,993,138 km (0.069 R)
• M15: 11,691,971 km (0.117 R)
• M16: 13,355,500 km (0.088 R)
• M17: 14,625,137 km (0.113 R)
• M18: 15,249,558 km (0.116 R)
• M19: 15,973,013 km (0.113 R)
• M20: 16,719,208 km (0.069 R)
• M21: 22,296,665 km (0.096 R)
• M22: 24,292,151 km (0.117 R)
• M23: 24,727,032 km (0.088 R)
• M24: 25,277,702 km (0.064 R)
• M25: 26,403,575 km (0.094 R)
• M26: 26,747,800 km (0.073 R)
• M27: 26,978,929 km (0.034 R)
• M28: 31,498,580 km (0.087 R)
• M29: 34,411,699 km (0.085 R)
• M30: 35,097,904 km (0.055 R)
• M31: 36,073,881 km (0.117 R)
• M32: 36,639,660 km (0.119 R)
• M33: 37,499,249 km (0.086 R)
• M34: 37,934,130 km (0.068 R)
• M35: 39,407,969 km (0.109 R)
• M36: 55,734,033 km (0.117 R)
• M37: 61,973,012 km (0.085 R)
• M38: 62,580,828 km (0.098 R)
• M39: 64,014,275 km (0.029 R)
• M40: 70,625,903 km (0.089 R)
• M41: 72,179,327 km (0.095 R)
• M42: 75,815,303 km (0.085 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 19,602 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit