🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.4

Radius: 9.7

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.7 AU - 5.68 AU

Year: 4601 Days

Day: 5.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 101,489,612 km

• M1: 120,576 km (0.055 R)
• M2: 549,623 km (0.105 R)
• M3: 950,694 km (0.105 R)
• M4: 1,524,253 km (0.116 R)
• M5: 1,967,810 km (0.117 R)
• M6: 2,836,525 km (0.118 R)
• M7: 3,263,777 km (0.068 R)
• M8: 3,963,596 km (0.11 R)
• M9: 5,056,857 km (0.116 R)
• M10: 5,551,876 km (0.112 R)
• M11: 5,993,639 km (0.062 R)
• M12: 6,548,348 km (0.115 R)
• M13: 8,172,980 km (0.114 R)
• M14: 9,498,268 km (0.117 R)
• M15: 13,675,789 km (0.087 R)
• M16: 15,108,637 km (0.047 R)
• M17: 16,081,173 km (0.12 R)
• M18: 17,383,721 km (0.109 R)
• M19: 19,751,257 km (0.092 R)
• M20: 21,780,552 km (0.049 R)
• M21: 22,950,557 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.1

Radius: 13.8

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.33 AU - 5.23 AU

Year: 4735 Days

Day: 10.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 101,489,612 km

• M1: 172,935 km (0.083 R)
• M2: 616,044 km (0.066 R)
• M3: 1,327,083 km (0.104 R)
• M4: 1,792,033 km (0.086 R)
• M5: 2,322,357 km (0.103 R)
• M6: 3,384,951 km (0.106 R)
• M7: 4,652,045 km (0.09 R)
• M8: 5,234,579 km (0.117 R)
• M9: 6,067,540 km (0.101 R)
• M10: 6,923,240 km (0.112 R)
• M11: 7,927,640 km (0.07 R)
• M12: 8,392,291 km (0.098 R)
• M13: 10,562,956 km (0.039 R)
• M14: 11,393,374 km (0.12 R)
• M15: 12,938,570 km (0.111 R)
• M16: 13,940,726 km (0.103 R)
• M17: 14,886,484 km (0.113 R)
• M18: 15,930,528 km (0.104 R)
• M19: 17,140,774 km (0.061 R)
• M20: 20,334,390 km (0.105 R)
• M21: 21,072,057 km (0.112 R)
• M22: 21,619,585 km (0.061 R)
• M23: 23,174,655 km (0.097 R)
• M24: 25,107,011 km (0.114 R)
• M25: 26,269,685 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.9

Radius: 14.6

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 4.96 AU - 7.56 AU

Year: 7096 Days

Day: 5.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 101,489,612 km

• M1: 189,391 km (0.062 R)
• M2: 678,277 km (0.032 R)
• M3: 1,580,801 km (0.081 R)
• M4: 2,509,504 km (0.064 R)
• M5: 3,797,392 km (0.1 R)
• M6: 4,405,657 km (0.105 R)
• M7: 5,197,180 km (0.069 R)
• M8: 5,716,583 km (0.104 R)
• M9: 6,831,387 km (0.091 R)
• M10: 8,515,410 km (0.119 R)
• M11: 9,240,212 km (0.12 R)
• M12: 10,578,365 km (0.111 R)
• M13: 11,831,247 km (0.11 R)
• M14: 13,362,231 km (0.114 R)
• M15: 14,972,503 km (0.081 R)
• M16: 15,722,736 km (0.073 R)
• M17: 19,560,370 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.6

Radius: 8.1

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 5.72 AU - 7.52 AU

Year: 7717 Days

Day: 10.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 101,489,612 km

• M1: 100,679 km (0.086 R)
• M2: 376,687 km (0.104 R)
• M3: 1,063,940 km (0.119 R)
• M4: 1,625,979 km (0.111 R)
• M5: 1,917,994 km (0.103 R)
• M6: 2,308,295 km (0.114 R)
• M7: 2,643,843 km (0.105 R)
• M8: 2,935,709 km (0.101 R)
• M9: 3,897,025 km (0.087 R)
• M10: 4,300,789 km (0.065 R)
• M11: 6,297,173 km (0.105 R)
• M12: 6,787,106 km (0.058 R)
• M13: 7,443,691 km (0.112 R)
• M14: 8,410,093 km (0.112 R)
• M15: 14,303,651 km (0.108 R)
• M16: 16,089,101 km (0.097 R)
• M17: 17,697,129 km (0.068 R)
• M18: 20,166,092 km (0.049 R)
• M19: 20,657,820 km (0.086 R)
• M20: 22,629,371 km (0.084 R)
• M21: 23,467,418 km (0.114 R)
• M22: 23,933,266 km (0.086 R)
• M23: 27,112,370 km (0.032 R)
• M24: 27,711,360 km (0.104 R)
• M25: 30,104,627 km (0.075 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 916.5

Radius: 7.6

Gravity: 15.87 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 14.24 AU - 16 AU

Year: 26636 Days

Day: 20.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 101,489,612 km

• M1: 94,546 km (0.118 R)
• M2: 366,814 km (0.094 R)
• M3: 881,580 km (0.093 R)
• M4: 1,641,089 km (0.088 R)
• M5: 2,024,508 km (0.079 R)
• M6: 2,971,313 km (0.095 R)
• M7: 3,838,681 km (0.108 R)
• M8: 4,630,802 km (0.111 R)
• M9: 7,341,516 km (0.113 R)
• M10: 9,211,489 km (0.064 R)
• M11: 12,921,666 km (0.118 R)
• M12: 16,964,099 km (0.097 R)
• M13: 19,877,967 km (0.066 R)
• M14: 21,995,824 km (0.114 R)
• M15: 23,795,037 km (0.115 R)
• M16: 27,050,137 km (0.114 R)
• M17: 34,575,808 km (0.119 R)
• M18: 34,873,059 km (0.103 R)
• M19: 35,322,152 km (0.118 R)
• M20: 38,894,100 km (0.097 R)
• M21: 39,377,002 km (0.069 R)
• M22: 40,027,304 km (0.101 R)
• M23: 57,444,535 km (0.049 R)
• M24: 58,070,901 km (0.117 R)
• M25: 59,977,377 km (0.084 R)
• M26: 62,363,762 km (0.113 R)
• M27: 64,587,534 km (0.072 R)
• M28: 67,325,026 km (0.104 R)
• M29: 67,788,630 km (0.075 R)
• M30: 69,664,587 km (0.09 R)
• M31: 70,854,488 km (0.096 R)
• M32: 74,753,158 km (0.114 R)
• M33: 79,307,366 km (0.065 R)
• M34: 86,207,119 km (0.095 R)
• M35: 95,526,768 km (0.074 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 15,747 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit