🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.61 AU - 0.97 AU

Year: 251 Days

Day: 19.8 Hours

Environment

Temp: 158 °C

Axial Tilt: 25.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.45 AU - 3.33 AU

Year: 1760 Days

Day: 12.6 Hours

Environment

Temp: -84 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.3

Radius: 14.6

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 4.57 AU - 7.61 AU

Year: 5383 Days

Day: 14.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,414,940 km

• M1: 181,612 km (0.116 R)
• M2: 711,787 km (0.072 R)
• M3: 1,887,626 km (0.03 R)
• M4: 2,930,921 km (0.038 R)
• M5: 4,353,896 km (0.034 R)
• M6: 7,182,343 km (0.093 R)
• M7: 8,091,599 km (0.08 R)
• M8: 8,925,458 km (0.059 R)
• M9: 9,855,957 km (0.104 R)
• M10: 10,553,531 km (0.063 R)
• M11: 12,560,387 km (0.093 R)
• M12: 13,136,039 km (0.116 R)
• M13: 15,671,873 km (0.025 R)
• M14: 19,076,870 km (0.061 R)
• M15: 21,422,714 km (0.119 R)
• M16: 22,038,010 km (0.112 R)
• M17: 22,524,802 km (0.085 R)
• M18: 23,519,777 km (0.114 R)
• M19: 25,217,713 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.4

Radius: 8.4

Gravity: 10.38 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 7.83 AU - 8.61 AU

Year: 8441 Days

Day: 7.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,414,940 km

• M1: 104,419 km (0.114 R)
• M2: 1,214,286 km (0.12 R)
• M3: 2,334,624 km (0.109 R)
• M4: 3,293,996 km (0.084 R)
• M5: 5,897,597 km (0.077 R)
• M6: 7,651,333 km (0.088 R)
• M7: 9,396,841 km (0.112 R)
• M8: 9,968,454 km (0.117 R)
• M9: 11,076,526 km (0.116 R)
• M10: 15,735,153 km (0.119 R)
• M11: 16,746,883 km (0.056 R)
• M12: 20,749,524 km (0.063 R)
• M13: 22,047,884 km (0.096 R)
• M14: 25,075,595 km (0.087 R)
• M15: 34,893,404 km (0.027 R)
• M16: 38,381,578 km (0.085 R)
• M17: 42,995,026 km (0.058 R)
• M18: 43,514,879 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 933.4

Radius: 7.4

Gravity: 17.05 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 13.88 AU - 14.18 AU

Year: 18822 Days

Day: 18.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 66,414,940 km

• M1: 92,003 km (0.094 R)
• M2: 349,012 km (0.089 R)
• M3: 612,753 km (0.061 R)
• M4: 2,298,721 km (0.085 R)
• M5: 3,472,915 km (0.077 R)
• M6: 4,190,685 km (0.102 R)
• M7: 4,427,798 km (0.077 R)
• M8: 4,782,046 km (0.092 R)
• M9: 8,071,404 km (0.084 R)
• M10: 8,764,042 km (0.104 R)
• M11: 9,153,146 km (0.073 R)
• M12: 9,611,813 km (0.069 R)
• M13: 11,403,995 km (0.117 R)
• M14: 13,190,792 km (0.076 R)
• M15: 15,879,814 km (0.043 R)
• M16: 16,626,307 km (0.098 R)
• M17: 17,222,904 km (0.055 R)
• M18: 17,657,635 km (0.077 R)
• M19: 19,190,714 km (0.109 R)
• M20: 24,319,976 km (0.093 R)
• M21: 25,647,358 km (0.101 R)
• M22: 29,918,078 km (0.067 R)
• M23: 30,294,018 km (0.115 R)
• M24: 33,416,125 km (0.064 R)
• M25: 34,502,655 km (0.068 R)
• M26: 37,903,612 km (0.118 R)
• M27: 41,677,069 km (0.105 R)
• M28: 43,253,980 km (0.053 R)
• M29: 46,862,730 km (0.106 R)
• M30: 48,395,210 km (0.057 R)
• M31: 49,435,065 km (0.106 R)
• M32: 52,826,748 km (0.083 R)
• M33: 73,032,783 km (0.056 R)
• M34: 74,859,971 km (0.114 R)
• M35: 76,017,410 km (0.087 R)
• M36: 77,657,751 km (0.095 R)
• M37: 79,801,189 km (0.052 R)
• M38: 80,766,394 km (0.07 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 508.9

Radius: 3.5

Gravity: 41.54 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 12.24 AU - 15.92 AU

Year: 18922 Days

Day: 21.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 66,414,940 km

• M1: 44,431 km (0.116 R)
• M2: 233,522 km (0.086 R)
• M3: 598,691 km (0.078 R)
• M4: 851,062 km (0.118 R)
• M5: 1,799,962 km (0.055 R)
• M6: 2,040,066 km (0.073 R)
• M7: 3,166,089 km (0.089 R)
• M8: 3,543,525 km (0.048 R)
• M9: 4,165,104 km (0.095 R)
• M10: 5,138,537 km (0.099 R)
• M11: 5,544,546 km (0.081 R)
• M12: 7,067,153 km (0.026 R)
• M13: 7,804,371 km (0.102 R)
• M14: 9,268,635 km (0.056 R)
• M15: 13,127,812 km (0.107 R)
• M16: 17,688,153 km (0.063 R)
• M17: 19,738,691 km (0.03 R)
• M18: 23,004,562 km (0.106 R)
• M19: 24,508,170 km (0.056 R)
• M20: 26,182,769 km (0.119 R)
• M21: 28,381,259 km (0.087 R)
• M22: 30,580,946 km (0.106 R)
• M23: 32,027,259 km (0.108 R)
• M24: 35,446,767 km (0.077 R)
• M25: 44,354,871 km (0.075 R)
• M26: 48,913,717 km (0.073 R)
• M27: 53,429,777 km (0.069 R)
• M28: 58,581,329 km (0.073 R)
• M29: 62,511,714 km (0.077 R)
• M30: 64,443,621 km (0.083 R)

Kuiper Belt

Range: 30.6 - 51.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 15,785 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit