🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.5

Radius: 12.6

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.36 AU - 1.74 AU

Year: 1266 Days

Day: 6.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,297,353 km

• M1: 156,779 km (0.096 R)
• M2: 642,822 km (0.071 R)
• M3: 1,225,356 km (0.066 R)
• M4: 1,872,367 km (0.111 R)
• M5: 2,299,469 km (0.088 R)
• M6: 2,901,899 km (0.025 R)
• M7: 3,543,375 km (0.074 R)
• M8: 3,958,659 km (0.119 R)
• M9: 4,828,720 km (0.044 R)
• M10: 5,822,349 km (0.103 R)
• M11: 6,721,582 km (0.087 R)
• M12: 7,152,873 km (0.103 R)
• M13: 9,066,977 km (0.089 R)
• M14: 11,622,707 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.2

Radius: 14.7

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.42 AU - 1.82 AU

Year: 1353 Days

Day: 9.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,297,353 km

• M1: 182,809 km (0.119 R)
• M2: 671,545 km (0.054 R)
• M3: 1,142,479 km (0.101 R)
• M4: 1,738,776 km (0.108 R)
• M5: 2,284,210 km (0.102 R)
• M6: 2,791,795 km (0.114 R)
• M7: 3,713,318 km (0.069 R)
• M8: 4,328,764 km (0.076 R)
• M9: 5,766,400 km (0.097 R)
• M10: 7,916,719 km (0.101 R)
• M11: 8,492,222 km (0.117 R)
• M12: 10,187,017 km (0.085 R)
• M13: 10,799,470 km (0.092 R)
• M14: 12,210,777 km (0.072 R)
• M15: 13,742,060 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.5

Radius: 8.7

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.58 AU - 3.6 AU

Year: 3563 Days

Day: 12.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,297,353 km

• M1: 108,159 km (0.118 R)
• M2: 475,272 km (0.057 R)
• M3: 821,741 km (0.051 R)
• M4: 1,640,640 km (0.098 R)
• M5: 2,029,146 km (0.067 R)
• M6: 3,275,745 km (0.104 R)
• M7: 3,557,288 km (0.082 R)
• M8: 4,684,957 km (0.104 R)
• M9: 5,292,922 km (0.098 R)
• M10: 6,316,321 km (0.114 R)
• M11: 7,338,972 km (0.102 R)
• M12: 8,192,727 km (0.119 R)
• M13: 8,679,070 km (0.083 R)
• M14: 10,135,854 km (0.069 R)
• M15: 11,967,530 km (0.1 R)
• M16: 12,367,854 km (0.117 R)
• M17: 13,336,501 km (0.072 R)
• M18: 15,476,349 km (0.09 R)
• M19: 17,210,487 km (0.119 R)
• M20: 17,492,778 km (0.098 R)
• M21: 18,593,370 km (0.056 R)
• M22: 19,433,511 km (0.055 R)
• M23: 21,189,342 km (0.115 R)
• M24: 21,709,793 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.5

Radius: 14.3

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.59 AU - 5.47 AU

Year: 6325 Days

Day: 8.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,297,353 km

• M1: 178,021 km (0.119 R)
• M2: 667,506 km (0.069 R)
• M3: 1,139,038 km (0.103 R)
• M4: 1,687,165 km (0.042 R)
• M5: 2,189,814 km (0.103 R)
• M6: 3,076,630 km (0.096 R)
• M7: 3,615,033 km (0.106 R)
• M8: 4,490,330 km (0.078 R)
• M9: 4,937,927 km (0.075 R)
• M10: 5,893,259 km (0.089 R)
• M11: 6,763,619 km (0.091 R)
• M12: 7,462,391 km (0.077 R)
• M13: 9,004,894 km (0.104 R)
• M14: 9,549,580 km (0.087 R)
• M15: 13,292,968 km (0.068 R)
• M16: 13,834,961 km (0.086 R)
• M17: 15,079,166 km (0.078 R)
• M18: 15,549,651 km (0.06 R)
• M19: 23,446,624 km (0.116 R)
• M20: 30,108,217 km (0.066 R)
• M21: 32,876,675 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206.9

Radius: 4.4

Gravity: 10.69 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 5 AU - 6.84 AU

Year: 9449 Days

Day: 23.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 70,297,353 km

• M1: 54,753 km (0.086 R)
• M2: 217,515 km (0.112 R)
• M3: 509,381 km (0.063 R)
• M4: 697,575 km (0.108 R)
• M5: 984,653 km (0.108 R)
• M6: 1,461,272 km (0.087 R)
• M7: 1,737,729 km (0.068 R)
• M8: 3,409,784 km (0.11 R)
• M9: 3,781,535 km (0.09 R)
• M10: 4,401,469 km (0.087 R)
• M11: 4,579,340 km (0.059 R)
• M12: 8,901,971 km (0.055 R)
• M13: 9,310,822 km (0.119 R)
• M14: 9,732,089 km (0.111 R)
• M15: 11,545,216 km (0.087 R)
• M16: 12,992,425 km (0.044 R)
• M17: 13,148,606 km (0.101 R)
• M18: 13,948,954 km (0.072 R)
• M19: 15,354,277 km (0.05 R)
• M20: 16,422,705 km (0.104 R)
• M21: 17,794,667 km (0.108 R)
• M22: 20,411,433 km (0.055 R)
• M23: 21,701,266 km (0.093 R)
• M24: 22,217,229 km (0.081 R)
• M25: 22,366,078 km (0.111 R)
• M26: 22,590,774 km (0.12 R)
• M27: 22,892,513 km (0.112 R)
• M28: 25,323,479 km (0.056 R)
• M29: 25,895,391 km (0.116 R)
• M30: 26,979,976 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187.8

Radius: 3.5

Gravity: 15.33 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 6.84 AU - 8.7 AU

Year: 14208 Days

Day: 20.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 70,297,353 km

• M1: 43,533 km (0.093 R)
• M2: 292,464 km (0.106 R)
• M3: 473,627 km (0.105 R)
• M4: 879,037 km (0.119 R)
• M5: 1,169,855 km (0.034 R)
• M6: 1,430,754 km (0.073 R)
• M7: 2,050,987 km (0.114 R)
• M8: 2,853,280 km (0.077 R)
• M9: 3,601,868 km (0.105 R)
• M10: 3,894,930 km (0.12 R)
• M11: 4,151,042 km (0.096 R)
• M12: 6,165,078 km (0.064 R)
• M13: 7,362,010 km (0.12 R)
• M14: 9,187,553 km (0.083 R)
• M15: 10,061,504 km (0.068 R)
• M16: 11,814,043 km (0.093 R)
• M17: 13,126,764 km (0.081 R)
• M18: 14,292,431 km (0.096 R)
• M19: 16,827,666 km (0.105 R)
• M20: 17,096,643 km (0.069 R)
• M21: 19,059,816 km (0.11 R)
• M22: 20,398,118 km (0.093 R)
• M23: 21,168,099 km (0.09 R)
• M24: 26,378,892 km (0.086 R)
• M25: 26,559,905 km (0.113 R)
• M26: 27,477,389 km (0.093 R)
• M27: 28,892,734 km (0.069 R)
• M28: 29,375,187 km (0.111 R)
• M29: 32,590,644 km (0.063 R)
• M30: 33,535,504 km (0.048 R)
• M31: 36,144,042 km (0.047 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 522.2

Radius: 4.1

Gravity: 31.06 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 9.49 AU - 10.25 AU

Year: 20342 Days

Day: 21.5 Hours

Environment

Temp: -240 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 70,297,353 km

• M1: 53,107 km (0.071 R)
• M2: 247,884 km (0.061 R)
• M3: 427,401 km (0.117 R)
• M4: 612,902 km (0.084 R)
• M5: 809,175 km (0.058 R)
• M6: 1,046,587 km (0.117 R)
• M7: 1,711,549 km (0.115 R)
• M8: 2,164,083 km (0.075 R)
• M9: 2,715,650 km (0.096 R)
• M10: 4,185,898 km (0.059 R)
• M11: 4,857,144 km (0.116 R)
• M12: 5,035,464 km (0.068 R)
• M13: 5,367,721 km (0.116 R)
• M14: 6,409,670 km (0.106 R)
• M15: 7,917,168 km (0.111 R)
• M16: 9,097,795 km (0.11 R)
• M17: 9,702,020 km (0.088 R)
• M18: 10,042,655 km (0.074 R)
• M19: 10,332,426 km (0.11 R)
• M20: 11,802,075 km (0.112 R)
• M21: 12,059,832 km (0.066 R)
• M22: 13,970,646 km (0.064 R)
• M23: 14,773,538 km (0.111 R)
• M24: 15,839,273 km (0.063 R)
• M25: 18,122,585 km (0.09 R)
• M26: 19,521,026 km (0.112 R)
• M27: 20,708,983 km (0.085 R)
• M28: 24,042,323 km (0.08 R)
• M29: 25,192,880 km (0.065 R)
• M30: 27,265,858 km (0.043 R)
• M31: 33,514,860 km (0.057 R)
• M32: 36,423,192 km (0.06 R)
• M33: 40,947,181 km (0.056 R)
• M34: 42,283,988 km (0.091 R)
• M35: 42,887,166 km (0.1 R)
• M36: 43,496,329 km (0.051 R)
• M37: 45,990,125 km (0.11 R)
• M38: 52,812,237 km (0.107 R)
• M39: 57,470,416 km (0.058 R)
• M40: 68,004,649 km (0.112 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: 356 - 10,916 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit