🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.74 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.5

Radius: 9.1

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.43 AU - 1.53 AU

Year: 1201 Days

Day: 13.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 71,485,297 km

• M1: 113,545 km (0.055 R)
• M2: 418,126 km (0.074 R)
• M3: 1,222,963 km (0.109 R)
• M4: 2,630,529 km (0.095 R)
• M5: 2,938,102 km (0.114 R)
• M6: 3,456,608 km (0.078 R)
• M7: 5,417,088 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.3

Radius: 12.9

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.49 AU - 1.77 AU

Year: 1388 Days

Day: 10.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 71,485,297 km

• M1: 160,519 km (0.083 R)
• M2: 712,983 km (0.1 R)
• M3: 1,175,241 km (0.092 R)
• M4: 1,586,485 km (0.051 R)
• M5: 3,585,562 km (0.103 R)
• M6: 4,779,203 km (0.053 R)
• M7: 5,650,461 km (0.081 R)
• M8: 6,716,496 km (0.12 R)
• M9: 7,532,253 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.9

Radius: 11

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.56 AU - 1.88 AU

Year: 1504 Days

Day: 13.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 71,485,297 km

• M1: 136,732 km (0.108 R)
• M2: 564,134 km (0.09 R)
• M3: 1,076,357 km (0.113 R)
• M4: 1,495,829 km (0.099 R)
• M5: 2,111,574 km (0.11 R)
• M6: 2,623,797 km (0.027 R)
• M7: 3,337,977 km (0.081 R)
• M8: 4,141,767 km (0.085 R)
• M9: 4,870,009 km (0.038 R)
• M10: 5,948,759 km (0.113 R)
• M11: 7,077,774 km (0.106 R)
• M12: 7,652,978 km (0.111 R)
• M13: 8,118,676 km (0.086 R)
• M14: 10,011,538 km (0.059 R)
• M15: 10,569,090 km (0.068 R)
• M16: 11,078,171 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.1

Radius: 8.2

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.7 AU - 2.32 AU

Year: 1900 Days

Day: 5.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,485,297 km

• M1: 102,026 km (0.095 R)
• M2: 381,475 km (0.043 R)
• M3: 653,743 km (0.108 R)
• M4: 927,208 km (0.12 R)
• M5: 1,225,655 km (0.03 R)
• M6: 1,796,222 km (0.098 R)
• M7: 2,712,808 km (0.09 R)
• M8: 3,712,122 km (0.12 R)
• M9: 3,996,657 km (0.114 R)
• M10: 4,459,961 km (0.051 R)
• M11: 4,743,300 km (0.057 R)
• M12: 5,283,647 km (0.037 R)
• M13: 5,842,246 km (0.075 R)
• M14: 6,182,132 km (0.043 R)
• M15: 6,976,347 km (0.046 R)
• M16: 7,516,096 km (0.062 R)
• M17: 7,809,757 km (0.089 R)
• M18: 8,448,689 km (0.116 R)
• M19: 9,364,378 km (0.05 R)
• M20: 10,182,080 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 859

Radius: 6.1

Gravity: 23.09 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 8.12 AU - 8.7 AU

Year: 16264 Days

Day: 16.1 Hours

Environment

Temp: -243 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,485,297 km

• M1: 75,996 km (0.07 R)
• M2: 289,023 km (0.081 R)
• M3: 581,337 km (0.058 R)
• M4: 1,577,210 km (0.07 R)
• M5: 1,946,717 km (0.08 R)
• M6: 2,162,288 km (0.082 R)
• M7: 3,435,366 km (0.09 R)
• M8: 4,087,762 km (0.114 R)
• M9: 4,443,506 km (0.102 R)
• M10: 4,961,563 km (0.047 R)
• M11: 5,216,777 km (0.046 R)
• M12: 5,713,891 km (0.087 R)
• M13: 10,468,261 km (0.058 R)
• M14: 11,072,187 km (0.046 R)
• M15: 11,320,220 km (0.082 R)
• M16: 13,651,404 km (0.061 R)
• M17: 13,936,687 km (0.114 R)
• M18: 15,732,759 km (0.04 R)
• M19: 16,046,466 km (0.085 R)
• M20: 20,327,059 km (0.05 R)
• M21: 22,037,562 km (0.034 R)
• M22: 23,841,861 km (0.106 R)
• M23: 32,549,804 km (0.114 R)
• M24: 33,444,698 km (0.065 R)
• M25: 34,751,436 km (0.106 R)
• M26: 37,327,362 km (0.075 R)
• M27: 43,160,781 km (0.089 R)
• M28: 53,181,445 km (0.115 R)
• M29: 67,491,827 km (0.064 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 192 - 11,826 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit