🌌 Stone's Star System Generator

Asteroid Belt

Center: 3.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.6

Radius: 11.2

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.55 AU - 7.03 AU

Year: 6495 Days

Day: 8 Hours

Environment

Temp: -152 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,028,292 km

• M1: 139,276 km (0.118 R)
• M2: 510,129 km (0.045 R)
• M3: 1,346,082 km (0.119 R)
• M4: 1,846,935 km (0.07 R)
• M5: 2,302,311 km (0.102 R)
• M6: 3,755,655 km (0.091 R)
• M7: 4,237,210 km (0.085 R)
• M8: 6,093,869 km (0.081 R)
• M9: 7,076,877 km (0.038 R)
• M10: 8,006,628 km (0.118 R)
• M11: 8,807,425 km (0.055 R)
• M12: 9,704,863 km (0.093 R)
• M13: 12,240,846 km (0.112 R)
• M14: 12,764,588 km (0.092 R)
• M15: 15,429,524 km (0.059 R)
• M16: 18,241,964 km (0.108 R)
• M17: 19,274,190 km (0.105 R)
• M18: 19,768,910 km (0.096 R)
• M19: 20,272,307 km (0.093 R)
• M20: 21,605,822 km (0.078 R)
• M21: 24,777,297 km (0.099 R)
• M22: 25,278,450 km (0.054 R)
• M23: 30,097,446 km (0.08 R)
• M24: 31,245,759 km (0.09 R)
• M25: 33,224,490 km (0.045 R)

Planet 2 - Gas Giant

Semi-Major Axis: 9.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.2

Radius: 8.2

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 7.05 AU - 11.17 AU

Year: 10094 Days

Day: 10.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 75,028,292 km

• M1: 107,411 km (0.036 R)
• M2: 1,030,430 km (0.103 R)
• M3: 2,019,122 km (0.062 R)
• M4: 3,758,198 km (0.112 R)
• M5: 4,792,069 km (0.089 R)
• M6: 5,767,297 km (0.107 R)
• M7: 7,569,802 km (0.079 R)
• M8: 10,753,993 km (0.099 R)
• M9: 14,797,922 km (0.095 R)
• M10: 15,115,967 km (0.065 R)
• M11: 15,964,486 km (0.083 R)
• M12: 23,929,227 km (0.04 R)
• M13: 24,191,621 km (0.041 R)
• M14: 27,781,222 km (0.081 R)
• M15: 29,551,563 km (0.052 R)
• M16: 38,815,561 km (0.075 R)
• M17: 42,160,420 km (0.106 R)
• M18: 43,187,260 km (0.079 R)

Planet 3 - Ice Giant

Semi-Major Axis: 16.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 291.5

Radius: 6.2

Gravity: 7.58 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 15.78 AU - 16.72 AU

Year: 24047 Days

Day: 16.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,028,292 km

• M1: 78,240 km (0.05 R)
• M2: 756,068 km (0.09 R)
• M3: 1,392,158 km (0.084 R)
• M4: 2,920,150 km (0.087 R)
• M5: 3,117,919 km (0.097 R)
• M6: 7,048,004 km (0.085 R)
• M7: 7,964,142 km (0.111 R)
• M8: 9,483,458 km (0.116 R)
• M9: 11,306,906 km (0.076 R)
• M10: 12,688,143 km (0.08 R)
• M11: 13,351,760 km (0.059 R)
• M12: 13,760,910 km (0.071 R)
• M13: 16,315,892 km (0.109 R)
• M14: 17,260,154 km (0.091 R)
• M15: 19,604,053 km (0.046 R)
• M16: 23,802,068 km (0.095 R)
• M17: 24,101,563 km (0.093 R)
• M18: 25,741,306 km (0.114 R)
• M19: 32,676,214 km (0.079 R)
• M20: 37,977,514 km (0.082 R)
• M21: 50,079,982 km (0.085 R)
• M22: 56,372,966 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 444.4

Radius: 3.8

Gravity: 30.78 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 12.39 AU - 20.35 AU

Year: 24313 Days

Day: 16.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 75,028,292 km

• M1: 47,273 km (0.091 R)
• M2: 211,980 km (0.096 R)
• M3: 499,358 km (0.099 R)
• M4: 647,160 km (0.083 R)
• M5: 792,420 km (0.113 R)
• M6: 1,572,872 km (0.067 R)
• M7: 1,764,806 km (0.057 R)
• M8: 2,153,761 km (0.084 R)
• M9: 2,717,445 km (0.083 R)
• M10: 3,845,264 km (0.116 R)
• M11: 5,177,283 km (0.045 R)
• M12: 6,092,373 km (0.106 R)
• M13: 6,566,000 km (0.062 R)
• M14: 6,971,410 km (0.038 R)
• M15: 7,537,638 km (0.111 R)
• M16: 8,761,050 km (0.029 R)
• M17: 13,215,177 km (0.077 R)
• M18: 16,081,771 km (0.057 R)
• M19: 16,569,311 km (0.096 R)
• M20: 16,733,868 km (0.089 R)
• M21: 19,065,201 km (0.114 R)
• M22: 22,801,408 km (0.094 R)
• M23: 23,313,033 km (0.117 R)
• M24: 23,832,287 km (0.06 R)
• M25: 25,110,003 km (0.106 R)
• M26: 26,545,095 km (0.12 R)
• M27: 30,554,767 km (0.12 R)
• M28: 30,678,335 km (0.092 R)
• M29: 33,222,695 km (0.066 R)
• M30: 35,629,725 km (0.091 R)
• M31: 37,864,567 km (0.104 R)
• M32: 38,293,764 km (0.086 R)
• M33: 39,600,800 km (0.116 R)
• M34: 41,389,392 km (0.086 R)
• M35: 41,692,627 km (0.112 R)
• M36: 43,075,660 km (0.107 R)
• M37: 44,806,956 km (0.112 R)
• M38: 49,592,891 km (0.053 R)
• M39: 51,493,981 km (0.088 R)
• M40: 57,111,530 km (0.095 R)
• M41: 63,525,539 km (0.073 R)
• M42: 70,835,041 km (0.048 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 16,475 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit