🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.08 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.9

Radius: 10.5

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.91 AU - 2.39 AU

Year: 2176 Days

Day: 14.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,529,273 km

• M1: 178,769 km (0.072 R)
• M2: 541,245 km (0.09 R)
• M3: 902,823 km (0.06 R)
• M4: 1,626,129 km (0.059 R)
• M5: 1,953,449 km (0.117 R)
• M6: 2,819,172 km (0.073 R)
• M7: 3,230,416 km (0.054 R)
• M8: 3,773,307 km (0.115 R)
• M9: 4,315,001 km (0.098 R)
• M10: 5,293,820 km (0.113 R)
• M11: 6,178,542 km (0.105 R)
• M12: 7,274,047 km (0.06 R)
• M13: 8,177,319 km (0.115 R)
• M14: 9,019,106 km (0.089 R)
• M15: 10,097,108 km (0.05 R)
• M16: 11,142,797 km (0.055 R)
• M17: 11,652,178 km (0.11 R)
• M18: 12,013,906 km (0.103 R)
• M19: 12,675,577 km (0.061 R)
• M20: 13,101,183 km (0.111 R)
• M21: 15,761,332 km (0.066 R)
• M22: 16,756,757 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.7

Radius: 14.5

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.82 AU - 3.03 AU

Year: 2599 Days

Day: 10.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 85,529,273 km

• M1: 180,714 km (0.062 R)
• M2: 978,819 km (0.065 R)
• M3: 1,610,720 km (0.085 R)
• M4: 2,977,446 km (0.054 R)
• M5: 4,213,274 km (0.072 R)
• M6: 5,595,110 km (0.101 R)
• M7: 6,835,127 km (0.069 R)
• M8: 8,251,220 km (0.114 R)
• M9: 8,999,210 km (0.117 R)
• M10: 10,466,316 km (0.099 R)
• M11: 11,068,597 km (0.113 R)
• M12: 11,943,445 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.2

Radius: 12.3

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.67 AU - 5.91 AU

Year: 7236 Days

Day: 12.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 85,529,273 km

• M1: 153,188 km (0.038 R)
• M2: 627,563 km (0.091 R)
• M3: 1,525,449 km (0.073 R)
• M4: 2,306,201 km (0.119 R)
• M5: 3,122,856 km (0.099 R)
• M6: 5,564,592 km (0.106 R)
• M7: 7,002,676 km (0.103 R)
• M8: 15,762,080 km (0.079 R)
• M9: 17,800,052 km (0.066 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 592.5

Radius: 6.9

Gravity: 12.44 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 5.4 AU - 7.48 AU

Year: 11281 Days

Day: 16.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 85,529,273 km

• M1: 86,019 km (0.071 R)
• M2: 307,723 km (0.083 R)
• M3: 583,731 km (0.082 R)
• M4: 848,519 km (0.062 R)
• M5: 1,102,088 km (0.054 R)
• M6: 1,446,611 km (0.094 R)
• M7: 2,508,008 km (0.044 R)
• M8: 3,668,289 km (0.06 R)
• M9: 4,380,974 km (0.051 R)
• M10: 4,648,155 km (0.099 R)
• M11: 4,989,388 km (0.084 R)
• M12: 5,549,632 km (0.037 R)
• M13: 7,234,852 km (0.115 R)
• M14: 7,608,847 km (0.087 R)
• M15: 8,486,238 km (0.074 R)
• M16: 8,855,446 km (0.064 R)
• M17: 9,429,303 km (0.107 R)
• M18: 9,976,832 km (0.072 R)
• M19: 11,135,168 km (0.057 R)
• M20: 11,410,578 km (0.11 R)
• M21: 13,466,651 km (0.11 R)
• M22: 13,842,441 km (0.081 R)
• M23: 14,945,126 km (0.051 R)
• M24: 19,463,730 km (0.054 R)
• M25: 19,783,122 km (0.076 R)
• M26: 20,762,389 km (0.111 R)
• M27: 25,858,590 km (0.118 R)
• M28: 28,233,008 km (0.096 R)
• M29: 33,525,032 km (0.065 R)
• M30: 37,193,471 km (0.053 R)
• M31: 38,306,629 km (0.084 R)
• M32: 45,176,612 km (0.042 R)
• M33: 49,491,015 km (0.079 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 616.2

Radius: 5.6

Gravity: 19.65 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 6.93 AU - 7.41 AU

Year: 13252 Days

Day: 17 Hours

Environment

Temp: -230 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,529,273 km

• M1: 76,594 km (0.074 R)
• M2: 324,627 km (0.054 R)
• M3: 509,082 km (0.084 R)
• M4: 1,682,976 km (0.034 R)
• M5: 1,948,512 km (0.106 R)
• M6: 2,165,878 km (0.059 R)
• M7: 2,379,205 km (0.119 R)
• M8: 3,746,230 km (0.082 R)
• M9: 4,349,857 km (0.082 R)
• M10: 5,083,036 km (0.083 R)
• M11: 7,774,601 km (0.092 R)
• M12: 9,295,563 km (0.094 R)
• M13: 9,550,029 km (0.077 R)
• M14: 13,102,380 km (0.079 R)
• M15: 16,026,569 km (0.106 R)
• M16: 17,293,663 km (0.086 R)
• M17: 19,941,247 km (0.062 R)
• M18: 20,450,029 km (0.089 R)
• M19: 23,686,130 km (0.108 R)
• M20: 27,664,237 km (0.089 R)
• M21: 30,587,529 km (0.118 R)
• M22: 37,294,151 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 989.7

Radius: 6.8

Gravity: 21.4 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 8.61 AU - 10.15 AU

Year: 19830 Days

Day: 22 Hours

Environment

Temp: -225 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 85,529,273 km

• M1: 125,064 km (0.099 R)
• M2: 504,294 km (0.072 R)
• M3: 778,358 km (0.107 R)
• M4: 1,137,841 km (0.098 R)
• M5: 1,501,364 km (0.107 R)
• M6: 3,972,272 km (0.048 R)
• M7: 5,676,940 km (0.116 R)
• M8: 6,060,060 km (0.115 R)
• M9: 6,280,268 km (0.066 R)
• M10: 6,830,788 km (0.083 R)
• M11: 7,715,959 km (0.045 R)
• M12: 8,239,701 km (0.067 R)
• M13: 10,322,851 km (0.108 R)
• M14: 11,552,696 km (0.085 R)
• M15: 15,251,353 km (0.084 R)
• M16: 16,328,458 km (0.119 R)
• M17: 16,928,944 km (0.113 R)
• M18: 21,653,843 km (0.102 R)
• M19: 22,274,076 km (0.119 R)
• M20: 24,426,939 km (0.109 R)
• M21: 25,898,383 km (0.047 R)
• M22: 26,714,739 km (0.04 R)
• M23: 33,735,517 km (0.109 R)
• M24: 35,415,351 km (0.084 R)
• M25: 35,700,784 km (0.094 R)
• M26: 42,532,919 km (0.069 R)
• M27: 44,990,662 km (0.086 R)
• M28: 47,541,605 km (0.042 R)
• M29: 48,764,418 km (0.1 R)
• M30: 50,547,325 km (0.103 R)
• M31: 57,325,904 km (0.119 R)
• M32: 62,166,293 km (0.092 R)
• M33: 65,112,174 km (0.104 R)
• M34: 68,149,609 km (0.085 R)
• M35: 74,505,574 km (0.06 R)
• M36: 74,739,545 km (0.067 R)
• M37: 75,444,600 km (0.092 R)
• M38: 84,253,970 km (0.116 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 16,907 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit