🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.3

Radius: 13.5

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.07 AU - 1.57 AU

Year: 995 Days

Day: 13.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 75,576,071 km

• M1: 167,998 km (0.092 R)
• M2: 634,744 km (0.053 R)
• M3: 1,107,323 km (0.1 R)
• M4: 1,666,520 km (0.086 R)
• M5: 2,088,237 km (0.072 R)
• M6: 2,796,583 km (0.086 R)
• M7: 3,415,170 km (0.08 R)
• M8: 4,123,815 km (0.112 R)
• M9: 5,131,805 km (0.076 R)
• M10: 5,634,305 km (0.096 R)
• M11: 6,233,444 km (0.093 R)
• M12: 7,633,531 km (0.048 R)
• M13: 9,290,177 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244

Radius: 8.7

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.42 AU - 2.48 AU

Year: 2516 Days

Day: 7.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 75,576,071 km

• M1: 108,159 km (0.116 R)
• M2: 569,369 km (0.072 R)
• M3: 1,040,752 km (0.108 R)
• M4: 2,085,394 km (0.082 R)
• M5: 3,482,938 km (0.109 R)
• M6: 3,970,028 km (0.077 R)
• M7: 4,406,704 km (0.115 R)
• M8: 5,595,559 km (0.115 R)
• M9: 7,433,369 km (0.102 R)
• M10: 8,562,833 km (0.054 R)
• M11: 10,230,550 km (0.043 R)
• M12: 10,843,153 km (0.064 R)
• M13: 13,062,886 km (0.058 R)

Asteroid Belt

Center: 4.47 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 793.7

Radius: 5.4

Gravity: 27.22 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 5.58 AU - 7.4 AU

Year: 10846 Days

Day: 20.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 75,576,071 km

• M1: 67,169 km (0.054 R)
• M2: 491,728 km (0.035 R)
• M3: 896,540 km (0.104 R)
• M4: 1,088,923 km (0.079 R)
• M5: 2,734,051 km (0.091 R)
• M6: 5,369,666 km (0.096 R)
• M7: 5,578,056 km (0.119 R)
• M8: 6,701,985 km (0.083 R)
• M9: 7,149,581 km (0.092 R)
• M10: 7,791,805 km (0.057 R)
• M11: 9,289,130 km (0.06 R)
• M12: 9,897,096 km (0.115 R)
• M13: 10,913,165 km (0.112 R)
• M14: 11,532,201 km (0.067 R)
• M15: 12,233,964 km (0.098 R)
• M16: 13,276,362 km (0.066 R)
• M17: 14,914,758 km (0.106 R)
• M18: 16,103,014 km (0.088 R)
• M19: 18,040,157 km (0.117 R)
• M20: 18,587,236 km (0.106 R)
• M21: 21,143,116 km (0.111 R)
• M22: 26,939,136 km (0.1 R)
• M23: 28,590,247 km (0.097 R)
• M24: 31,527,302 km (0.029 R)
• M25: 33,359,577 km (0.119 R)
• M26: 34,540,054 km (0.106 R)
• M27: 35,625,985 km (0.09 R)
• M28: 36,734,655 km (0.082 R)
• M29: 39,280,063 km (0.102 R)
• M30: 42,349,960 km (0.119 R)
• M31: 46,008,376 km (0.116 R)
• M32: 47,322,294 km (0.087 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808

Radius: 6.9

Gravity: 16.97 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 7.57 AU - 9.33 AU

Year: 16114 Days

Day: 15.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 70 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 75,576,071 km

• M1: 85,869 km (0.038 R)
• M2: 320,439 km (0.086 R)
• M3: 738,864 km (0.084 R)
• M4: 2,157,052 km (0.109 R)
• M5: 2,629,931 km (0.026 R)
• M6: 3,222,637 km (0.102 R)
• M7: 3,522,431 km (0.11 R)
• M8: 3,900,764 km (0.074 R)
• M9: 4,877,489 km (0.12 R)
• M10: 5,310,575 km (0.108 R)
• M11: 6,130,072 km (0.11 R)
• M12: 7,584,014 km (0.068 R)
• M13: 9,254,124 km (0.108 R)
• M14: 9,582,192 km (0.069 R)
• M15: 9,917,890 km (0.05 R)
• M16: 10,912,117 km (0.082 R)
• M17: 11,779,486 km (0.11 R)
• M18: 12,692,033 km (0.105 R)
• M19: 15,178,200 km (0.054 R)
• M20: 16,100,471 km (0.082 R)
• M21: 18,915,604 km (0.11 R)
• M22: 20,439,258 km (0.115 R)
• M23: 25,819,844 km (0.117 R)
• M24: 26,799,711 km (0.037 R)
• M25: 29,651,495 km (0.038 R)
• M26: 30,725,757 km (0.087 R)
• M27: 43,692,751 km (0.098 R)
• M28: 46,342,728 km (0.115 R)
• M29: 49,263,476 km (0.107 R)
• M30: 51,107,420 km (0.087 R)
• M31: 53,345,404 km (0.086 R)
• M32: 53,695,313 km (0.054 R)
• M33: 54,577,043 km (0.083 R)
• M34: 62,562,278 km (0.053 R)
• M35: 67,954,534 km (0.042 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 605.2

Radius: 3.6

Gravity: 46.7 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 7.15 AU - 10.77 AU

Year: 17594 Days

Day: 18.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 75,576,071 km

• M1: 44,730 km (0.11 R)
• M2: 294,259 km (0.096 R)
• M3: 496,964 km (0.077 R)
• M4: 1,235,828 km (0.104 R)
• M5: 1,392,756 km (0.09 R)
• M6: 1,515,277 km (0.104 R)
• M7: 2,059,813 km (0.06 R)
• M8: 2,219,284 km (0.115 R)
• M9: 2,430,217 km (0.049 R)
• M10: 2,724,327 km (0.061 R)
• M11: 2,966,376 km (0.1 R)
• M12: 3,144,098 km (0.051 R)
• M13: 3,521,085 km (0.036 R)
• M14: 3,927,393 km (0.116 R)
• M15: 4,141,916 km (0.079 R)
• M16: 6,565,103 km (0.088 R)
• M17: 6,693,458 km (0.071 R)
• M18: 10,651,668 km (0.09 R)
• M19: 11,189,771 km (0.066 R)
• M20: 12,581,480 km (0.103 R)
• M21: 14,878,855 km (0.029 R)
• M22: 16,874,640 km (0.1 R)
• M23: 17,035,158 km (0.036 R)
• M24: 18,441,229 km (0.112 R)
• M25: 22,532,581 km (0.088 R)
• M26: 23,218,936 km (0.119 R)
• M27: 25,890,455 km (0.109 R)
• M28: 27,299,966 km (0.108 R)
• M29: 31,956,200 km (0.094 R)
• M30: 32,697,307 km (0.061 R)
• M31: 35,776,630 km (0.049 R)
• M32: 36,041,717 km (0.118 R)
• M33: 42,060,788 km (0.119 R)
• M34: 47,109,865 km (0.116 R)
• M35: 48,716,098 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 746.4

Radius: 6.6

Gravity: 17.13 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 7.31 AU - 11.53 AU

Year: 18966 Days

Day: 23.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,576,071 km

• M1: 83,625 km (0.112 R)
• M2: 336,894 km (0.085 R)
• M3: 1,074,412 km (0.107 R)
• M4: 1,408,913 km (0.118 R)
• M5: 1,618,051 km (0.111 R)
• M6: 2,579,067 km (0.11 R)
• M7: 4,290,317 km (0.084 R)
• M8: 6,126,332 km (0.064 R)
• M9: 8,071,104 km (0.086 R)
• M10: 14,284,951 km (0.11 R)
• M11: 15,118,660 km (0.053 R)
• M12: 17,814,563 km (0.072 R)
• M13: 23,819,871 km (0.069 R)
• M14: 24,135,372 km (0.05 R)
• M15: 24,667,492 km (0.052 R)
• M16: 28,970,376 km (0.115 R)
• M17: 29,571,310 km (0.115 R)
• M18: 30,303,442 km (0.089 R)
• M19: 32,443,440 km (0.04 R)
• M20: 33,091,498 km (0.114 R)
• M21: 40,650,080 km (0.061 R)
• M22: 54,933,984 km (0.099 R)
• M23: 62,187,685 km (0.119 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 422 - 12,192 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit