🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.6

Radius: 8.4

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.01 AU - 1.05 AU

Year: 709 Days

Day: 9 Hours

Environment

Temp: -174 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 67,090,497 km

• M1: 104,569 km (0.112 R)
• M2: 437,125 km (0.058 R)
• M3: 733,030 km (0.113 R)
• M4: 1,041,201 km (0.082 R)
• M5: 1,552,078 km (0.098 R)
• M6: 2,012,540 km (0.106 R)
• M7: 3,903,906 km (0.112 R)
• M8: 5,958,782 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.6

Radius: 8.4

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.62 AU - 2.16 AU

Year: 1762 Days

Day: 8.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 67,090,497 km

• M1: 104,868 km (0.115 R)
• M2: 561,441 km (0.105 R)
• M3: 918,082 km (0.099 R)
• M4: 1,544,149 km (0.038 R)
• M5: 1,919,789 km (0.068 R)
• M6: 3,319,726 km (0.109 R)
• M7: 4,239,005 km (0.087 R)
• M8: 4,842,782 km (0.099 R)
• M9: 5,264,199 km (0.037 R)
• M10: 6,241,373 km (0.116 R)
• M11: 7,725,982 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.5

Radius: 10.9

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.47 AU - 2.33 AU

Year: 1776 Days

Day: 8.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,090,497 km

• M1: 135,536 km (0.072 R)
• M2: 505,192 km (0.083 R)
• M3: 878,140 km (0.077 R)
• M4: 1,417,141 km (0.083 R)
• M5: 1,774,231 km (0.086 R)
• M6: 3,137,666 km (0.085 R)
• M7: 3,568,208 km (0.099 R)
• M8: 4,222,400 km (0.108 R)
• M9: 5,253,279 km (0.081 R)
• M10: 5,609,172 km (0.111 R)
• M11: 6,197,690 km (0.086 R)
• M12: 6,723,527 km (0.097 R)
• M13: 7,950,678 km (0.041 R)
• M14: 9,646,519 km (0.087 R)
• M15: 10,597,064 km (0.099 R)
• M16: 11,313,339 km (0.115 R)
• M17: 11,833,640 km (0.041 R)
• M18: 12,408,844 km (0.044 R)
• M19: 13,367,916 km (0.052 R)
• M20: 14,034,375 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.2

Radius: 8.8

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.1 AU - 3.42 AU

Year: 3110 Days

Day: 12.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 67,090,497 km

• M1: 112,348 km (0.082 R)
• M2: 906,264 km (0.108 R)
• M3: 1,302,399 km (0.119 R)
• M4: 2,201,632 km (0.068 R)
• M5: 4,163,309 km (0.063 R)
• M6: 5,334,510 km (0.104 R)
• M7: 5,785,398 km (0.077 R)
• M8: 6,212,650 km (0.118 R)
• M9: 7,847,904 km (0.085 R)
• M10: 10,669,919 km (0.084 R)
• M11: 13,358,791 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.9

Radius: 8.1

Gravity: 10.32 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.4 AU - 3.96 AU

Year: 3846 Days

Day: 6 Hours

Environment

Temp: -211 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,090,497 km

• M1: 101,577 km (0.079 R)
• M2: 357,689 km (0.107 R)
• M3: 1,004,550 km (0.082 R)
• M4: 1,264,401 km (0.085 R)
• M5: 3,132,579 km (0.085 R)
• M6: 4,856,994 km (0.102 R)
• M7: 5,533,027 km (0.099 R)
• M8: 5,865,583 km (0.09 R)
• M9: 6,880,754 km (0.026 R)
• M10: 7,597,178 km (0.079 R)
• M11: 10,086,786 km (0.105 R)
• M12: 12,127,600 km (0.095 R)
• M13: 12,880,975 km (0.116 R)
• M14: 13,171,345 km (0.099 R)
• M15: 19,556,930 km (0.116 R)
• M16: 20,460,800 km (0.073 R)
• M17: 20,989,479 km (0.113 R)
• M18: 22,212,591 km (0.061 R)
• M19: 25,024,582 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.7

Radius: 10.9

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.54 AU - 4.5 AU

Year: 5467 Days

Day: 12.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,090,497 km

• M1: 143,764 km (0.089 R)
• M2: 519,254 km (0.042 R)
• M3: 1,027,289 km (0.047 R)
• M4: 1,481,468 km (0.111 R)
• M5: 1,953,449 km (0.074 R)
• M6: 2,644,741 km (0.095 R)
• M7: 3,067,205 km (0.12 R)
• M8: 3,708,232 km (0.084 R)
• M9: 4,511,722 km (0.103 R)
• M10: 5,929,760 km (0.095 R)
• M11: 7,955,016 km (0.114 R)
• M12: 8,294,304 km (0.094 R)
• M13: 9,329,671 km (0.117 R)
• M14: 10,095,463 km (0.053 R)
• M15: 11,464,283 km (0.043 R)
• M16: 12,594,794 km (0.03 R)
• M17: 12,953,081 km (0.114 R)
• M18: 15,248,661 km (0.108 R)
• M19: 16,130,540 km (0.11 R)
• M20: 18,385,578 km (0.114 R)
• M21: 19,047,549 km (0.079 R)
• M22: 21,490,183 km (0.041 R)
• M23: 22,673,652 km (0.089 R)
• M24: 23,977,996 km (0.112 R)
• M25: 25,657,531 km (0.038 R)
• M26: 27,414,259 km (0.045 R)
• M27: 28,628,993 km (0.084 R)
• M28: 29,249,675 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 428.1

Radius: 3

Gravity: 47.57 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 6.41 AU - 6.53 AU

Year: 11162 Days

Day: 21.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 67,090,497 km

• M1: 48,320 km (0.054 R)
• M2: 166,203 km (0.075 R)
• M3: 302,936 km (0.046 R)
• M4: 506,538 km (0.045 R)
• M5: 646,412 km (0.117 R)
• M6: 1,324,689 km (0.044 R)
• M7: 1,723,667 km (0.113 R)
• M8: 3,816,242 km (0.114 R)
• M9: 5,349,021 km (0.072 R)
• M10: 5,644,627 km (0.081 R)
• M11: 5,745,456 km (0.113 R)
• M12: 6,522,916 km (0.11 R)
• M13: 7,248,615 km (0.114 R)
• M14: 7,775,050 km (0.115 R)
• M15: 8,026,375 km (0.069 R)
• M16: 9,271,777 km (0.036 R)
• M17: 10,336,166 km (0.062 R)
• M18: 10,949,966 km (0.09 R)
• M19: 12,137,474 km (0.11 R)
• M20: 12,418,867 km (0.08 R)
• M21: 13,170,746 km (0.077 R)
• M22: 14,511,592 km (0.043 R)
• M23: 15,476,199 km (0.091 R)
• M24: 17,177,576 km (0.098 R)
• M25: 18,551,034 km (0.057 R)
• M26: 18,924,280 km (0.065 R)
• M27: 19,685,733 km (0.067 R)
• M28: 23,713,955 km (0.094 R)
• M29: 24,688,137 km (0.086 R)
• M30: 27,000,620 km (0.116 R)
• M31: 27,383,441 km (0.047 R)
• M32: 29,453,278 km (0.035 R)
• M33: 30,268,436 km (0.053 R)
• M34: 32,912,728 km (0.112 R)
• M35: 36,052,339 km (0.093 R)
• M36: 36,633,227 km (0.027 R)
• M37: 42,144,712 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 307.1

Radius: 3.4

Gravity: 26.57 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 6.63 AU - 7.03 AU

Year: 12107 Days

Day: 24.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 67,090,497 km

• M1: 42,336 km (0.089 R)
• M2: 277,055 km (0.116 R)
• M3: 461,809 km (0.119 R)
• M4: 582,534 km (0.06 R)
• M5: 790,924 km (0.065 R)
• M6: 1,143,975 km (0.069 R)
• M7: 1,565,691 km (0.115 R)
• M8: 1,766,601 km (0.119 R)
• M9: 1,889,122 km (0.096 R)
• M10: 2,290,643 km (0.059 R)
• M11: 2,607,940 km (0.105 R)
• M12: 4,392,044 km (0.053 R)
• M13: 4,532,067 km (0.11 R)
• M14: 5,435,639 km (0.105 R)
• M15: 5,794,973 km (0.112 R)
• M16: 6,345,792 km (0.093 R)
• M17: 6,524,861 km (0.119 R)
• M18: 7,120,709 km (0.084 R)
• M19: 8,291,462 km (0.052 R)
• M20: 9,584,736 km (0.108 R)
• M21: 9,773,079 km (0.117 R)
• M22: 11,740,740 km (0.091 R)
• M23: 14,629,475 km (0.119 R)
• M24: 18,826,294 km (0.066 R)
• M25: 22,828,037 km (0.029 R)
• M26: 23,503,172 km (0.113 R)
• M27: 25,879,833 km (0.091 R)
• M28: 26,613,611 km (0.088 R)
• M29: 29,389,998 km (0.091 R)
• M30: 30,593,213 km (0.107 R)
• M31: 30,796,816 km (0.076 R)
• M32: 31,001,466 km (0.085 R)
• M33: 32,777,043 km (0.105 R)
• M34: 33,097,183 km (0.049 R)
• M35: 35,062,599 km (0.113 R)
• M36: 35,174,050 km (0.114 R)
• M37: 39,948,017 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 884

Radius: 5.5

Gravity: 29.22 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 6.2 AU - 9.26 AU

Year: 14577 Days

Day: 21.2 Hours

Environment

Temp: -240 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 67,090,497 km

• M1: 68,516 km (0.096 R)
• M2: 1,315,713 km (0.117 R)
• M3: 1,492,837 km (0.098 R)
• M4: 1,771,538 km (0.066 R)
• M5: 1,951,355 km (0.118 R)
• M6: 2,123,542 km (0.071 R)
• M7: 2,390,424 km (0.092 R)
• M8: 3,631,189 km (0.064 R)
• M9: 3,893,135 km (0.067 R)
• M10: 4,687,649 km (0.097 R)
• M11: 5,434,442 km (0.099 R)
• M12: 6,054,525 km (0.096 R)
• M13: 6,634,666 km (0.105 R)
• M14: 6,894,367 km (0.116 R)
• M15: 7,296,786 km (0.096 R)
• M16: 7,761,886 km (0.104 R)
• M17: 9,990,146 km (0.058 R)
• M18: 12,285,426 km (0.087 R)
• M19: 12,545,876 km (0.038 R)
• M20: 14,836,668 km (0.084 R)
• M21: 18,644,831 km (0.077 R)
• M22: 21,705,005 km (0.09 R)
• M23: 24,157,812 km (0.079 R)
• M24: 24,980,152 km (0.083 R)
• M25: 25,821,041 km (0.095 R)
• M26: 31,025,252 km (0.076 R)
• M27: 31,996,292 km (0.118 R)
• M28: 35,686,722 km (0.026 R)
• M29: 36,350,338 km (0.099 R)
• M30: 37,976,766 km (0.095 R)
• M31: 39,087,530 km (0.117 R)
• M32: 39,934,703 km (0.113 R)
• M33: 41,373,834 km (0.104 R)
• M34: 41,665,700 km (0.091 R)
• M35: 49,253,902 km (0.032 R)
• M36: 56,449,560 km (0.07 R)
• M37: 57,531,452 km (0.097 R)
• M38: 60,860,004 km (0.102 R)
• M39: 64,119,443 km (0.039 R)
• M40: 65,891,280 km (0.101 R)
• M41: 67,090,456 km (0.096 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: 342 - 12,063 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit