🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.2

Radius: 14.3

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.84 AU - 1.4 AU

Year: 804 Days

Day: 7.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 74,500,715 km

• M1: 203,304 km (0.089 R)
• M2: 836,252 km (0.114 R)
• M3: 1,330,972 km (0.104 R)
• M4: 2,218,237 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.8

Radius: 12.8

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.97 AU - 1.47 AU

Year: 914 Days

Day: 13.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,500,715 km

• M1: 159,172 km (0.117 R)
• M2: 736,022 km (0.095 R)
• M3: 1,141,133 km (0.094 R)
• M4: 1,955,095 km (0.099 R)
• M5: 2,620,207 km (0.085 R)
• M6: 3,204,686 km (0.073 R)
• M7: 5,670,058 km (0.119 R)
• M8: 7,747,973 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777

Radius: 14.2

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.38 AU - 2.46 AU

Year: 2553 Days

Day: 11 Hours

Environment

Temp: -207 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,500,715 km

• M1: 176,525 km (0.041 R)
• M2: 623,823 km (0.035 R)
• M3: 1,154,297 km (0.071 R)
• M4: 1,898,696 km (0.085 R)
• M5: 2,354,670 km (0.114 R)
• M6: 3,622,961 km (0.117 R)
• M7: 4,570,963 km (0.106 R)
• M8: 5,936,193 km (0.105 R)
• M9: 6,530,695 km (0.098 R)
• M10: 8,456,169 km (0.064 R)
• M11: 11,212,809 km (0.116 R)
• M12: 12,817,246 km (0.074 R)
• M13: 13,628,665 km (0.091 R)
• M14: 14,860,903 km (0.118 R)
• M15: 17,113,697 km (0.09 R)
• M16: 19,004,315 km (0.082 R)
• M17: 19,940,648 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.8

Radius: 10.7

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.37 AU - 4.51 AU

Year: 6345 Days

Day: 11.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,500,715 km

• M1: 133,142 km (0.118 R)
• M2: 617,241 km (0.075 R)
• M3: 1,025,344 km (0.094 R)
• M4: 1,498,971 km (0.116 R)
• M5: 1,989,352 km (0.077 R)
• M6: 2,548,101 km (0.095 R)
• M7: 2,935,858 km (0.072 R)
• M8: 3,318,679 km (0.082 R)
• M9: 3,686,690 km (0.058 R)
• M10: 4,478,511 km (0.081 R)
• M11: 5,410,955 km (0.096 R)
• M12: 5,792,430 km (0.114 R)
• M13: 7,309,352 km (0.102 R)
• M14: 7,697,110 km (0.11 R)
• M15: 8,139,620 km (0.074 R)
• M16: 8,684,306 km (0.105 R)
• M17: 13,260,654 km (0.067 R)
• M18: 16,453,073 km (0.062 R)
• M19: 16,851,602 km (0.045 R)
• M20: 20,734,564 km (0.046 R)
• M21: 22,070,922 km (0.09 R)
• M22: 26,605,533 km (0.048 R)
• M23: 30,913,951 km (0.049 R)
• M24: 32,240,136 km (0.068 R)
• M25: 35,999,082 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.8

Radius: 14.2

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 4.9 AU - 4.96 AU

Year: 7424 Days

Day: 5.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,500,715 km

• M1: 176,675 km (0.089 R)
• M2: 713,582 km (0.099 R)
• M3: 1,234,482 km (0.086 R)
• M4: 2,204,175 km (0.093 R)
• M5: 3,402,604 km (0.1 R)
• M6: 3,943,699 km (0.096 R)
• M7: 4,565,428 km (0.116 R)
• M8: 5,124,475 km (0.108 R)
• M9: 6,559,418 km (0.114 R)
• M10: 7,767,271 km (0.077 R)
• M11: 8,247,929 km (0.11 R)
• M12: 9,118,439 km (0.084 R)
• M13: 11,171,670 km (0.07 R)
• M14: 11,875,079 km (0.09 R)
• M15: 14,418,542 km (0.066 R)
• M16: 16,904,410 km (0.043 R)
• M17: 19,287,953 km (0.105 R)
• M18: 23,201,134 km (0.065 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 910.4

Radius: 4.6

Gravity: 43.02 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 8.08 AU - 8.93 AU

Year: 16808 Days

Day: 18.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 74,500,715 km

• M1: 57,296 km (0.071 R)
• M2: 217,067 km (0.09 R)
• M3: 679,922 km (0.044 R)
• M4: 1,073,514 km (0.11 R)
• M5: 1,220,419 km (0.046 R)
• M6: 1,365,679 km (0.056 R)
• M7: 2,027,201 km (0.102 R)
• M8: 2,428,572 km (0.087 R)
• M9: 2,636,363 km (0.112 R)
• M10: 3,035,042 km (0.113 R)
• M11: 3,797,542 km (0.078 R)
• M12: 4,077,888 km (0.036 R)
• M13: 4,893,346 km (0.118 R)
• M14: 7,542,126 km (0.078 R)
• M15: 8,136,628 km (0.054 R)
• M16: 8,341,577 km (0.118 R)
• M17: 11,585,158 km (0.064 R)
• M18: 12,174,424 km (0.079 R)
• M19: 12,852,551 km (0.081 R)
• M20: 14,808,544 km (0.072 R)
• M21: 18,671,609 km (0.048 R)
• M22: 25,264,388 km (0.118 R)
• M23: 25,810,869 km (0.09 R)
• M24: 26,253,529 km (0.117 R)
• M25: 28,661,456 km (0.111 R)
• M26: 29,375,487 km (0.039 R)
• M27: 30,715,285 km (0.118 R)
• M28: 31,715,048 km (0.091 R)
• M29: 32,095,326 km (0.103 R)
• M30: 33,124,709 km (0.115 R)
• M31: 36,760,685 km (0.079 R)
• M32: 43,396,996 km (0.096 R)
• M33: 45,452,919 km (0.095 R)
• M34: 48,238,133 km (0.041 R)
• M35: 49,417,263 km (0.085 R)
• M36: 55,786,542 km (0.029 R)
• M37: 58,784,932 km (0.114 R)
• M38: 59,550,873 km (0.069 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 18,576 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit