🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.07 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407

Radius: 14.8

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2 AU - 2.26 AU

Year: 2039 Days

Day: 13.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,614,451 km

• M1: 184,155 km (0.097 R)
• M2: 730,337 km (0.115 R)
• M3: 1,341,743 km (0.061 R)
• M4: 2,235,142 km (0.109 R)
• M5: 2,762,474 km (0.101 R)
• M6: 3,250,014 km (0.104 R)
• M7: 4,180,961 km (0.089 R)
• M8: 5,115,050 km (0.113 R)
• M9: 5,676,790 km (0.06 R)
• M10: 6,572,283 km (0.057 R)
• M11: 7,505,774 km (0.117 R)
• M12: 8,855,596 km (0.113 R)
• M13: 9,798,511 km (0.118 R)
• M14: 12,221,398 km (0.102 R)
• M15: 12,719,110 km (0.069 R)
• M16: 13,430,747 km (0.084 R)
• M17: 13,961,072 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.2

Radius: 9.5

Gravity: 11.05 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.11 AU - 2.63 AU

Year: 2393 Days

Day: 6.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,614,451 km

• M1: 118,182 km (0.117 R)
• M2: 762,800 km (0.102 R)
• M3: 1,065,586 km (0.119 R)
• M4: 1,470,996 km (0.075 R)
• M5: 2,003,115 km (0.068 R)
• M6: 2,721,185 km (0.069 R)
• M7: 3,097,125 km (0.058 R)
• M8: 3,814,447 km (0.033 R)
• M9: 4,394,886 km (0.11 R)
• M10: 5,081,092 km (0.089 R)
• M11: 5,836,860 km (0.05 R)
• M12: 6,437,496 km (0.108 R)
• M13: 9,187,404 km (0.096 R)
• M14: 9,699,178 km (0.12 R)
• M15: 12,682,309 km (0.061 R)
• M16: 13,042,541 km (0.046 R)
• M17: 14,503,364 km (0.086 R)
• M18: 16,333,395 km (0.119 R)
• M19: 18,541,758 km (0.05 R)
• M20: 19,006,260 km (0.087 R)
• M21: 19,717,448 km (0.086 R)
• M22: 20,446,289 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.4

Radius: 11.3

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.25 AU - 4.45 AU

Year: 5952 Days

Day: 12.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,614,451 km

• M1: 140,622 km (0.106 R)
• M2: 517,309 km (0.037 R)
• M3: 989,590 km (0.093 R)
• M4: 1,722,470 km (0.035 R)
• M5: 2,919,702 km (0.094 R)
• M6: 3,662,754 km (0.069 R)
• M7: 7,072,239 km (0.085 R)
• M8: 8,410,542 km (0.096 R)
• M9: 8,933,087 km (0.086 R)
• M10: 9,692,446 km (0.104 R)
• M11: 10,177,293 km (0.035 R)
• M12: 10,724,671 km (0.117 R)
• M13: 13,166,109 km (0.098 R)
• M14: 14,149,415 km (0.106 R)
• M15: 15,476,349 km (0.081 R)
• M16: 16,947,644 km (0.114 R)
• M17: 17,717,325 km (0.068 R)
• M18: 18,577,213 km (0.066 R)
• M19: 19,120,104 km (0.105 R)
• M20: 20,667,843 km (0.103 R)
• M21: 21,030,917 km (0.116 R)
• M22: 22,221,567 km (0.08 R)
• M23: 30,419,530 km (0.073 R)
• M24: 31,844,600 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.3

Radius: 8.7

Gravity: 11 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.15 AU - 5.47 AU

Year: 8027 Days

Day: 8.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,614,451 km

• M1: 108,458 km (0.081 R)
• M2: 382,671 km (0.103 R)
• M3: 1,107,024 km (0.069 R)
• M4: 1,794,875 km (0.11 R)
• M5: 2,198,790 km (0.108 R)
• M6: 2,824,109 km (0.12 R)
• M7: 4,596,544 km (0.075 R)
• M8: 6,304,653 km (0.062 R)
• M9: 8,617,885 km (0.113 R)
• M10: 8,930,843 km (0.094 R)
• M11: 10,764,315 km (0.072 R)
• M12: 11,878,520 km (0.057 R)
• M13: 12,154,827 km (0.104 R)
• M14: 17,893,701 km (0.114 R)
• M15: 20,463,194 km (0.104 R)
• M16: 21,589,366 km (0.089 R)
• M17: 23,011,593 km (0.108 R)
• M18: 24,140,608 km (0.077 R)
• M19: 30,448,103 km (0.106 R)
• M20: 32,020,676 km (0.09 R)
• M21: 36,130,130 km (0.071 R)
• M22: 38,371,106 km (0.114 R)
• M23: 38,854,307 km (0.103 R)
• M24: 42,223,550 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 389.1

Radius: 7.9

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 5.96 AU - 6.62 AU

Year: 10349 Days

Day: 24.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 40,614,451 km

• M1: 98,735 km (0.12 R)
• M2: 380,577 km (0.098 R)
• M3: 672,442 km (0.114 R)
• M4: 922,570 km (0.068 R)
• M5: 1,438,384 km (0.12 R)
• M6: 1,719,029 km (0.1 R)
• M7: 2,217,788 km (0.092 R)
• M8: 2,769,805 km (0.057 R)
• M9: 3,526,171 km (0.075 R)
• M10: 4,923,565 km (0.085 R)
• M11: 5,828,034 km (0.071 R)
• M12: 6,337,415 km (0.098 R)
• M13: 6,912,918 km (0.069 R)
• M14: 7,175,462 km (0.105 R)
• M15: 9,114,998 km (0.106 R)
• M16: 9,614,954 km (0.108 R)
• M17: 14,055,019 km (0.052 R)
• M18: 18,237,177 km (0.107 R)
• M19: 19,251,451 km (0.059 R)
• M20: 21,233,922 km (0.119 R)
• M21: 23,181,237 km (0.085 R)
• M22: 30,529,485 km (0.094 R)
• M23: 32,164,889 km (0.041 R)
• M24: 34,398,834 km (0.105 R)
• M25: 35,498,228 km (0.098 R)
• M26: 40,130,227 km (0.114 R)
• M27: 40,493,002 km (0.101 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 16,383 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit