🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.2 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.1

Radius: 14.9

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.15 AU - 2.63 AU

Year: 2424 Days

Day: 10.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,203,583 km

• M1: 185,501 km (0.055 R)
• M2: 664,364 km (0.089 R)
• M3: 1,467,106 km (0.071 R)
• M4: 2,152,414 km (0.097 R)
• M5: 3,046,710 km (0.11 R)
• M6: 3,691,327 km (0.068 R)
• M7: 4,157,325 km (0.029 R)
• M8: 4,728,938 km (0.066 R)
• M9: 5,647,768 km (0.093 R)
• M10: 7,410,630 km (0.111 R)
• M11: 7,998,699 km (0.101 R)
• M12: 8,484,892 km (0.078 R)
• M13: 10,250,297 km (0.084 R)
• M14: 12,766,383 km (0.115 R)
• M15: 13,522,750 km (0.1 R)
• M16: 17,599,292 km (0.112 R)
• M17: 18,536,971 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.7

Radius: 14.4

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.08 AU - 2.94 AU

Year: 2609 Days

Day: 7.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,203,583 km

• M1: 179,069 km (0.101 R)
• M2: 839,543 km (0.092 R)
• M3: 1,462,319 km (0.1 R)
• M4: 2,042,460 km (0.115 R)
• M5: 2,521,921 km (0.111 R)
• M6: 2,999,886 km (0.088 R)
• M7: 3,768,370 km (0.079 R)
• M8: 4,259,051 km (0.096 R)
• M9: 4,878,237 km (0.109 R)
• M10: 5,580,898 km (0.057 R)
• M11: 6,350,280 km (0.098 R)
• M12: 6,856,220 km (0.087 R)
• M13: 7,949,481 km (0.077 R)
• M14: 10,517,777 km (0.094 R)
• M15: 11,305,111 km (0.105 R)
• M16: 14,532,386 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.3

Radius: 9.8

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.94 AU - 6.06 AU

Year: 7334 Days

Day: 6.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,203,583 km

• M1: 121,922 km (0.065 R)
• M2: 473,627 km (0.092 R)
• M3: 936,782 km (0.056 R)
• M4: 1,263,055 km (0.116 R)
• M5: 1,716,636 km (0.105 R)
• M6: 2,402,542 km (0.057 R)
• M7: 2,863,004 km (0.086 R)
• M8: 3,261,383 km (0.107 R)
• M9: 3,962,100 km (0.101 R)
• M10: 5,661,831 km (0.025 R)
• M11: 6,354,918 km (0.11 R)
• M12: 8,166,697 km (0.07 R)
• M13: 8,697,770 km (0.116 R)
• M14: 9,703,367 km (0.035 R)
• M15: 10,041,009 km (0.109 R)
• M16: 11,010,104 km (0.116 R)
• M17: 13,339,642 km (0.117 R)
• M18: 14,509,946 km (0.102 R)
• M19: 14,952,158 km (0.069 R)
• M20: 16,273,406 km (0.085 R)
• M21: 17,608,567 km (0.083 R)
• M22: 17,921,975 km (0.12 R)
• M23: 21,405,810 km (0.103 R)
• M24: 23,836,775 km (0.09 R)
• M25: 24,764,581 km (0.047 R)
• M26: 25,476,218 km (0.108 R)
• M27: 26,201,319 km (0.104 R)
• M28: 27,777,333 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.9

Radius: 10.1

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 4.77 AU - 6.31 AU

Year: 8554 Days

Day: 14.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,203,583 km

• M1: 135,386 km (0.1 R)
• M2: 521,947 km (0.092 R)
• M3: 1,601,595 km (0.105 R)
• M4: 2,691,116 km (0.12 R)
• M5: 3,168,483 km (0.111 R)
• M6: 4,140,271 km (0.067 R)
• M7: 4,585,923 km (0.082 R)
• M8: 5,239,815 km (0.103 R)
• M9: 5,922,131 km (0.094 R)
• M10: 6,454,849 km (0.097 R)
• M11: 6,983,079 km (0.101 R)
• M12: 9,345,080 km (0.115 R)
• M13: 9,747,049 km (0.078 R)
• M14: 12,248,026 km (0.076 R)
• M15: 13,280,401 km (0.074 R)
• M16: 13,732,037 km (0.084 R)
• M17: 16,018,790 km (0.091 R)
• M18: 16,337,434 km (0.116 R)
• M19: 16,790,715 km (0.034 R)
• M20: 17,722,561 km (0.093 R)
• M21: 19,041,864 km (0.101 R)
• M22: 20,574,794 km (0.09 R)
• M23: 22,346,481 km (0.112 R)
• M24: 25,234,318 km (0.074 R)
• M25: 26,103,033 km (0.05 R)
• M26: 32,445,534 km (0.026 R)
• M27: 34,946,661 km (0.119 R)
• M28: 35,591,428 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.8

Radius: 4.9

Gravity: 25.48 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 6 AU - 6.36 AU

Year: 10078 Days

Day: 22.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 134.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 67,203,583 km

• M1: 60,886 km (0.073 R)
• M2: 300,841 km (0.077 R)
• M3: 454,329 km (0.107 R)
• M4: 639,531 km (0.109 R)
• M5: 903,870 km (0.116 R)
• M6: 1,056,610 km (0.105 R)
• M7: 1,495,680 km (0.108 R)
• M8: 2,895,317 km (0.03 R)
• M9: 3,278,288 km (0.068 R)
• M10: 3,643,456 km (0.117 R)
• M11: 5,090,367 km (0.091 R)
• M12: 5,250,137 km (0.066 R)
• M13: 5,923,328 km (0.102 R)
• M14: 6,171,959 km (0.028 R)
• M15: 7,197,004 km (0.072 R)
• M16: 7,357,971 km (0.096 R)
• M17: 8,286,675 km (0.097 R)
• M18: 9,290,925 km (0.06 R)
• M19: 10,840,161 km (0.074 R)
• M20: 11,648,289 km (0.115 R)
• M21: 11,926,391 km (0.102 R)
• M22: 12,265,978 km (0.11 R)
• M23: 14,955,748 km (0.087 R)
• M24: 15,218,292 km (0.073 R)
• M25: 17,070,912 km (0.089 R)
• M26: 17,502,053 km (0.089 R)
• M27: 19,610,934 km (0.099 R)
• M28: 20,403,504 km (0.044 R)
• M29: 21,883,326 km (0.091 R)
• M30: 22,563,398 km (0.062 R)
• M31: 23,876,568 km (0.057 R)
• M32: 26,943,025 km (0.095 R)
• M33: 27,723,926 km (0.099 R)
• M34: 29,126,855 km (0.08 R)
• M35: 35,911,118 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.3

Radius: 7.3

Gravity: 11.98 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 6.85 AU - 6.97 AU

Year: 11916 Days

Day: 22.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,203,583 km

• M1: 94,097 km (0.088 R)
• M2: 402,269 km (0.118 R)
• M3: 673,340 km (0.037 R)
• M4: 1,068,428 km (0.099 R)
• M5: 2,773,245 km (0.091 R)
• M6: 3,764,481 km (0.083 R)
• M7: 4,010,569 km (0.105 R)
• M8: 4,414,783 km (0.09 R)
• M9: 5,406,617 km (0.032 R)
• M10: 6,462,030 km (0.074 R)
• M11: 7,141,354 km (0.077 R)
• M12: 9,365,575 km (0.117 R)
• M13: 10,661,541 km (0.115 R)
• M14: 14,252,339 km (0.11 R)
• M15: 14,920,144 km (0.067 R)
• M16: 15,261,825 km (0.118 R)
• M17: 20,191,973 km (0.112 R)
• M18: 21,811,818 km (0.104 R)
• M19: 24,923,604 km (0.091 R)
• M20: 25,308,070 km (0.113 R)
• M21: 32,351,138 km (0.119 R)
• M22: 32,923,799 km (0.105 R)
• M23: 33,736,863 km (0.097 R)
• M24: 37,750,873 km (0.111 R)
• M25: 38,130,852 km (0.095 R)
• M26: 41,531,660 km (0.113 R)
• M27: 43,029,284 km (0.09 R)
• M28: 52,621,350 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 228.2

Radius: 6.2

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 6.82 AU - 7.98 AU

Year: 13206 Days

Day: 18 Hours

Environment

Temp: -235 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,203,583 km

• M1: 338,091 km (0.107 R)
• M2: 556,504 km (0.048 R)
• M3: 1,498,671 km (0.078 R)
• M4: 1,955,095 km (0.065 R)
• M5: 3,431,326 km (0.081 R)
• M6: 4,687,799 km (0.036 R)
• M7: 5,953,098 km (0.078 R)
• M8: 12,518,350 km (0.116 R)
• M9: 15,101,157 km (0.092 R)
• M10: 17,739,166 km (0.097 R)
• M11: 23,317,072 km (0.057 R)
• M12: 24,419,459 km (0.056 R)
• M13: 25,823,435 km (0.103 R)
• M14: 33,338,783 km (0.116 R)
• M15: 39,163,227 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 555.6

Radius: 6.1

Gravity: 14.93 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 6.91 AU - 8.29 AU

Year: 13745 Days

Day: 23.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 67,203,583 km

• M1: 77,043 km (0.055 R)
• M2: 297,700 km (0.105 R)
• M3: 544,387 km (0.043 R)
• M4: 857,944 km (0.12 R)
• M5: 1,287,290 km (0.061 R)
• M6: 1,657,096 km (0.052 R)
• M7: 2,005,359 km (0.095 R)
• M8: 2,916,710 km (0.09 R)
• M9: 3,274,398 km (0.119 R)
• M10: 4,048,567 km (0.093 R)
• M11: 5,768,793 km (0.087 R)
• M12: 6,809,695 km (0.099 R)
• M13: 8,245,087 km (0.105 R)
• M14: 10,349,480 km (0.114 R)
• M15: 11,409,530 km (0.103 R)
• M16: 13,613,257 km (0.095 R)
• M17: 13,808,931 km (0.114 R)
• M18: 15,160,996 km (0.05 R)
• M19: 16,747,631 km (0.078 R)
• M20: 17,427,554 km (0.098 R)
• M21: 19,412,568 km (0.087 R)
• M22: 27,283,809 km (0.072 R)
• M23: 28,970,675 km (0.108 R)
• M24: 36,040,072 km (0.099 R)
• M25: 36,918,361 km (0.093 R)
• M26: 42,488,937 km (0.098 R)
• M27: 43,047,086 km (0.097 R)
• M28: 44,750,557 km (0.119 R)
• M29: 45,328,304 km (0.065 R)
• M30: 46,057,295 km (0.092 R)
• M31: 47,240,016 km (0.061 R)
• M32: 48,140,296 km (0.118 R)
• M33: 51,539,159 km (0.1 R)
• M34: 53,135,668 km (0.103 R)
• M35: 54,436,272 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 718.6

Radius: 3.8

Gravity: 49.76 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 6.93 AU - 8.75 AU

Year: 14401 Days

Day: 19.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 67,203,583 km

• M1: 47,273 km (0.094 R)
• M2: 278,402 km (0.091 R)
• M3: 558,748 km (0.043 R)
• M4: 1,088,474 km (0.098 R)
• M5: 1,228,498 km (0.074 R)
• M6: 1,706,164 km (0.068 R)
• M7: 2,158,099 km (0.05 R)
• M8: 2,573,682 km (0.084 R)
• M9: 3,814,297 km (0.039 R)
• M10: 5,226,501 km (0.072 R)
• M11: 7,438,605 km (0.038 R)
• M12: 8,773,616 km (0.081 R)
• M13: 9,983,563 km (0.066 R)
• M14: 10,204,669 km (0.116 R)
• M15: 11,784,273 km (0.103 R)
• M16: 16,392,785 km (0.053 R)
• M17: 21,334,452 km (0.119 R)
• M18: 25,094,295 km (0.097 R)
• M19: 26,125,024 km (0.107 R)
• M20: 27,941,292 km (0.073 R)
• M21: 33,151,786 km (0.088 R)
• M22: 33,274,306 km (0.09 R)
• M23: 57,392,924 km (0.047 R)
• M24: 61,737,396 km (0.109 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 565.2

Radius: 3.8

Gravity: 39.14 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 8.68 AU - 9.7 AU

Year: 18276 Days

Day: 22.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 67,203,583 km

• M1: 47,423 km (0.096 R)
• M2: 205,248 km (0.081 R)
• M3: 568,622 km (0.03 R)
• M4: 1,010,833 km (0.076 R)
• M5: 1,719,328 km (0.105 R)
• M6: 2,047,845 km (0.08 R)
• M7: 2,247,858 km (0.029 R)
• M8: 2,781,024 km (0.103 R)
• M9: 3,051,797 km (0.092 R)
• M10: 3,259,438 km (0.117 R)
• M11: 3,909,591 km (0.109 R)
• M12: 4,987,294 km (0.114 R)
• M13: 5,965,215 km (0.084 R)
• M14: 6,414,906 km (0.086 R)
• M15: 6,755,989 km (0.071 R)
• M16: 6,975,150 km (0.108 R)
• M17: 8,747,586 km (0.088 R)
• M18: 13,700,023 km (0.1 R)
• M19: 14,771,743 km (0.109 R)
• M20: 19,618,863 km (0.099 R)
• M21: 24,697,711 km (0.031 R)
• M22: 26,065,035 km (0.073 R)
• M23: 28,492,261 km (0.1 R)
• M24: 29,877,687 km (0.097 R)
• M25: 30,468,000 km (0.066 R)
• M26: 34,045,932 km (0.027 R)
• M27: 36,939,753 km (0.087 R)
• M28: 38,307,676 km (0.093 R)
• M29: 39,004,204 km (0.083 R)
• M30: 41,874,688 km (0.099 R)
• M31: 51,324,636 km (0.117 R)
• M32: 53,198,349 km (0.111 R)
• M33: 54,414,131 km (0.106 R)
• M34: 54,589,310 km (0.069 R)
• M35: 65,803,167 km (0.11 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 171 - 18,511 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit