🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.5 AU - 0.54 AU

Year: 246 Days

Day: 30.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,123,485 km

• M1: 33,809 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.54 AU - 0.7 AU

Year: 320 Days

Day: 36.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.3 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689

Radius: 12.8

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.58 AU - 2.36 AU

Year: 1814 Days

Day: 8.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,123,485 km

• M1: 159,322 km (0.101 R)
• M2: 1,014,872 km (0.03 R)
• M3: 3,667,392 km (0.108 R)
• M4: 4,132,940 km (0.051 R)
• M5: 5,249,838 km (0.116 R)
• M6: 6,157,299 km (0.051 R)
• M7: 7,956,961 km (0.091 R)
• M8: 8,464,696 km (0.077 R)
• M9: 10,968,366 km (0.085 R)
• M10: 11,560,624 km (0.059 R)
• M11: 12,568,316 km (0.088 R)
• M12: 14,231,844 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.2

Radius: 9.5

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.88 AU - 2.22 AU

Year: 1925 Days

Day: 6.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 83,123,485 km

• M1: 118,482 km (0.104 R)
• M2: 614,847 km (0.094 R)
• M3: 1,112,709 km (0.119 R)
• M4: 1,535,323 km (0.105 R)
• M5: 2,188,916 km (0.118 R)
• M6: 2,925,237 km (0.056 R)
• M7: 3,265,572 km (0.051 R)
• M8: 6,309,589 km (0.064 R)
• M9: 7,713,416 km (0.109 R)

Asteroid Belt

Center: 3.34 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.8

Radius: 14.3

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.5 AU - 5.76 AU

Year: 6536 Days

Day: 11.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 83,123,485 km

• M1: 178,171 km (0.117 R)
• M2: 730,038 km (0.032 R)
• M3: 1,339,649 km (0.076 R)
• M4: 3,047,757 km (0.078 R)
• M5: 7,391,032 km (0.091 R)
• M6: 8,305,823 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.3

Radius: 12.5

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.84 AU - 5.52 AU

Year: 7734 Days

Day: 8.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 145.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,123,485 km

• M1: 156,479 km (0.1 R)
• M2: 640,877 km (0.115 R)
• M3: 1,085,781 km (0.089 R)
• M4: 1,510,490 km (0.079 R)
• M5: 2,354,521 km (0.025 R)
• M6: 2,791,945 km (0.079 R)
• M7: 3,491,764 km (0.101 R)
• M8: 5,273,475 km (0.076 R)
• M9: 6,857,866 km (0.117 R)
• M10: 8,563,581 km (0.112 R)
• M11: 9,515,472 km (0.112 R)
• M12: 11,204,581 km (0.12 R)
• M13: 16,697,516 km (0.09 R)
• M14: 17,464,055 km (0.109 R)
• M15: 18,108,673 km (0.114 R)
• M16: 24,732,866 km (0.098 R)
• M17: 25,637,485 km (0.109 R)
• M18: 32,705,984 km (0.064 R)
• M19: 38,518,161 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 744.4

Radius: 6.1

Gravity: 20.01 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 8.88 AU - 11.86 AU

Year: 21907 Days

Day: 18.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,123,485 km

• M1: 76,145 km (0.104 R)
• M2: 275,709 km (0.07 R)
• M3: 996,771 km (0.098 R)
• M4: 1,621,342 km (0.031 R)
• M5: 2,207,915 km (0.106 R)
• M6: 6,451,109 km (0.104 R)
• M7: 9,145,965 km (0.06 R)
• M8: 9,550,328 km (0.081 R)
• M9: 10,771,346 km (0.086 R)
• M10: 12,369,949 km (0.107 R)
• M11: 12,650,894 km (0.076 R)
• M12: 16,029,262 km (0.089 R)
• M13: 18,557,765 km (0.067 R)
• M14: 26,535,820 km (0.085 R)
• M15: 30,559,404 km (0.106 R)
• M16: 30,944,170 km (0.113 R)
• M17: 35,533,683 km (0.088 R)
• M18: 40,249,008 km (0.116 R)
• M19: 52,714,699 km (0.11 R)
• M20: 53,083,308 km (0.036 R)
• M21: 57,251,255 km (0.069 R)
• M22: 61,428,326 km (0.037 R)
• M23: 64,323,195 km (0.116 R)
• M24: 71,054,201 km (0.116 R)
• M25: 75,170,088 km (0.051 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: 298 - 10,551 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit