🌌 Stone's Star System Generator

Asteroid Belt

Center: 4.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.7

Radius: 10.4

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 8.33 AU - 9.39 AU

Year: 10098 Days

Day: 14.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 88,331,924 km

• M1: 130,599 km (0.119 R)
• M2: 588,967 km (0.114 R)
• M3: 1,010,534 km (0.114 R)
• M4: 1,646,624 km (0.111 R)
• M5: 3,685,942 km (0.074 R)
• M6: 4,313,655 km (0.086 R)
• M7: 5,310,724 km (0.101 R)
• M8: 6,810,144 km (0.112 R)
• M9: 7,677,213 km (0.048 R)
• M10: 8,658,725 km (0.118 R)
• M11: 11,120,208 km (0.107 R)
• M12: 14,132,810 km (0.084 R)
• M13: 14,491,396 km (0.095 R)
• M14: 16,180,655 km (0.067 R)
• M15: 19,501,578 km (0.115 R)
• M16: 26,181,722 km (0.116 R)
• M17: 29,060,134 km (0.034 R)
• M18: 29,933,786 km (0.114 R)
• M19: 32,868,447 km (0.119 R)
• M20: 34,244,149 km (0.063 R)
• M21: 34,674,991 km (0.028 R)
• M22: 35,989,508 km (0.06 R)
• M23: 38,023,141 km (0.079 R)
• M24: 38,951,097 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 10.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.5

Radius: 10.5

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 9.24 AU - 12.08 AU

Year: 13326 Days

Day: 6.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 88,331,924 km

• M1: 130,599 km (0.044 R)
• M2: 593,006 km (0.094 R)
• M3: 1,087,427 km (0.11 R)
• M4: 2,021,815 km (0.086 R)
• M5: 2,797,331 km (0.109 R)
• M6: 3,691,477 km (0.099 R)
• M7: 5,785,099 km (0.101 R)
• M8: 6,804,010 km (0.096 R)
• M9: 11,005,616 km (0.063 R)
• M10: 17,585,678 km (0.09 R)
• M11: 21,090,457 km (0.116 R)
• M12: 25,794,562 km (0.054 R)
• M13: 30,578,403 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 11.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.6

Radius: 9.2

Gravity: 10.88 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 10.32 AU - 12.46 AU

Year: 14718 Days

Day: 5.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 88,331,924 km

• M1: 114,442 km (0.063 R)
• M2: 421,417 km (0.079 R)
• M3: 1,035,516 km (0.043 R)
• M4: 1,400,386 km (0.1 R)
• M5: 4,687,200 km (0.1 R)
• M6: 6,466,218 km (0.105 R)
• M7: 7,208,523 km (0.104 R)
• M8: 7,671,080 km (0.088 R)
• M9: 8,706,895 km (0.111 R)
• M10: 11,114,673 km (0.094 R)
• M11: 14,507,553 km (0.041 R)
• M12: 15,930,827 km (0.058 R)
• M13: 16,876,435 km (0.105 R)
• M14: 24,363,958 km (0.104 R)
• M15: 30,465,756 km (0.027 R)
• M16: 31,187,416 km (0.097 R)
• M17: 31,797,476 km (0.082 R)
• M18: 32,915,571 km (0.073 R)
• M19: 34,837,006 km (0.111 R)
• M20: 35,230,149 km (0.089 R)
• M21: 37,240,146 km (0.051 R)
• M22: 39,183,871 km (0.051 R)
• M23: 40,613,129 km (0.095 R)
• M24: 42,522,746 km (0.11 R)
• M25: 45,732,667 km (0.093 R)
• M26: 46,520,001 km (0.112 R)
• M27: 51,774,925 km (0.119 R)
• M28: 53,843,415 km (0.109 R)
• M29: 57,777,690 km (0.085 R)
• M30: 60,190,254 km (0.085 R)
• M31: 60,567,391 km (0.043 R)
• M32: 65,017,329 km (0.109 R)
• M33: 67,018,350 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 301.5

Radius: 3.4

Gravity: 26.08 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 12.03 AU - 17.03 AU

Year: 21206 Days

Day: 21.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 66.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,331,924 km

• M1: 42,336 km (0.034 R)
• M2: 203,752 km (0.076 R)
• M3: 317,447 km (0.075 R)
• M4: 509,082 km (0.079 R)
• M5: 727,345 km (0.061 R)
• M6: 1,320,500 km (0.096 R)
• M7: 3,978,555 km (0.104 R)
• M8: 4,691,688 km (0.076 R)
• M9: 6,011,441 km (0.053 R)
• M10: 6,528,601 km (0.119 R)
• M11: 6,903,493 km (0.117 R)
• M12: 9,459,821 km (0.073 R)
• M13: 10,323,599 km (0.109 R)
• M14: 11,356,872 km (0.1 R)
• M15: 14,866,588 km (0.079 R)
• M16: 17,097,989 km (0.098 R)
• M17: 21,386,063 km (0.099 R)
• M18: 25,010,520 km (0.1 R)
• M19: 35,815,675 km (0.03 R)
• M20: 37,896,581 km (0.071 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442.9

Radius: 6.9

Gravity: 9.3 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 18.33 AU - 19.19 AU

Year: 31111 Days

Day: 15.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 81.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 88,331,924 km

• M1: 85,869 km (0.034 R)
• M2: 389,702 km (0.065 R)
• M3: 760,556 km (0.114 R)
• M4: 1,118,094 km (0.079 R)
• M5: 1,464,713 km (0.103 R)
• M6: 2,328,341 km (0.103 R)
• M7: 4,889,906 km (0.109 R)
• M8: 5,240,413 km (0.068 R)
• M9: 6,123,490 km (0.108 R)
• M10: 6,347,587 km (0.055 R)
• M11: 7,862,116 km (0.091 R)
• M12: 13,674,891 km (0.108 R)
• M13: 14,608,232 km (0.08 R)
• M14: 17,037,851 km (0.088 R)
• M15: 20,115,977 km (0.053 R)
• M16: 23,655,463 km (0.059 R)
• M17: 24,997,655 km (0.051 R)
• M18: 29,966,697 km (0.102 R)
• M19: 33,436,919 km (0.105 R)
• M20: 33,993,573 km (0.08 R)
• M21: 40,687,778 km (0.051 R)
• M22: 44,425,930 km (0.07 R)
• M23: 51,645,972 km (0.077 R)
• M24: 57,796,240 km (0.109 R)
• M25: 61,669,628 km (0.109 R)
• M26: 64,417,292 km (0.108 R)
• M27: 72,218,222 km (0.113 R)
• M28: 74,085,653 km (0.116 R)
• M29: 75,984,947 km (0.12 R)
• M30: 79,140,266 km (0.09 R)
• M31: 80,625,623 km (0.054 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: 277 - 17,937 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit