🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.9

Radius: 9.7

Gravity: 10.63 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.53 AU - 0.75 AU

Year: 360 Days

Day: 5.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 48,128,180 km

• M1: 121,473 km (0.087 R)
• M2: 470,336 km (0.102 R)
• M3: 774,917 km (0.036 R)
• M4: 1,212,940 km (0.034 R)
• M5: 1,752,240 km (0.025 R)
• M6: 2,699,793 km (0.074 R)
• M7: 3,574,492 km (0.065 R)
• M8: 4,438,718 km (0.06 R)
• M9: 5,162,024 km (0.104 R)
• M10: 5,602,291 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.2

Radius: 12

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.92 AU - 1.22 AU

Year: 778 Days

Day: 7.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 48,128,180 km

• M1: 151,393 km (0.063 R)
• M2: 532,568 km (0.114 R)
• M3: 1,257,071 km (0.051 R)
• M4: 1,833,621 km (0.034 R)
• M5: 2,221,678 km (0.097 R)
• M6: 3,473,812 km (0.103 R)
• M7: 3,936,070 km (0.052 R)
• M8: 5,216,328 km (0.107 R)
• M9: 6,326,793 km (0.116 R)
• M10: 6,796,680 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.2

Radius: 11.2

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.24 AU - 2.76 AU

Year: 2779 Days

Day: 13.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,128,180 km

• M1: 139,874 km (0.103 R)
• M2: 537,356 km (0.064 R)
• M3: 1,266,047 km (0.079 R)
• M4: 1,898,547 km (0.059 R)
• M5: 2,547,951 km (0.061 R)
• M6: 3,340,221 km (0.09 R)
• M7: 3,812,651 km (0.096 R)
• M8: 5,090,816 km (0.095 R)
• M9: 5,456,882 km (0.076 R)
• M10: 5,865,134 km (0.101 R)
• M11: 6,962,285 km (0.089 R)
• M12: 7,706,983 km (0.032 R)
• M13: 8,377,930 km (0.102 R)
• M14: 8,922,765 km (0.102 R)
• M15: 10,262,115 km (0.119 R)
• M16: 10,923,786 km (0.108 R)
• M17: 11,457,851 km (0.096 R)
• M18: 12,250,869 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.4

Radius: 10.6

Gravity: 7.41 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.52 AU - 2.58 AU

Year: 2862 Days

Day: 9.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 48,128,180 km

• M1: 131,796 km (0.098 R)
• M2: 648,507 km (0.085 R)
• M3: 1,259,464 km (0.06 R)
• M4: 1,665,024 km (0.101 R)
• M5: 2,198,341 km (0.094 R)
• M6: 3,927,542 km (0.071 R)
• M7: 6,626,288 km (0.104 R)
• M8: 7,106,348 km (0.079 R)
• M9: 8,002,588 km (0.076 R)
• M10: 8,409,046 km (0.107 R)
• M11: 10,611,725 km (0.102 R)
• M12: 12,668,097 km (0.108 R)
• M13: 13,598,596 km (0.062 R)
• M14: 14,574,124 km (0.104 R)
• M15: 16,718,759 km (0.065 R)
• M16: 20,980,653 km (0.072 R)
• M17: 21,624,821 km (0.041 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.7

Radius: 12.9

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.3 AU - 3.7 AU

Year: 4603 Days

Day: 11.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,128,180 km

• M1: 234,719 km (0.056 R)
• M2: 827,127 km (0.093 R)
• M3: 1,809,985 km (0.104 R)
• M4: 2,542,565 km (0.098 R)
• M5: 3,122,856 km (0.084 R)
• M6: 4,181,560 km (0.101 R)
• M7: 6,230,153 km (0.112 R)
• M8: 7,558,283 km (0.051 R)
• M9: 10,471,253 km (0.119 R)
• M10: 11,159,403 km (0.069 R)
• M11: 12,769,973 km (0.051 R)
• M12: 13,257,363 km (0.115 R)
• M13: 15,939,504 km (0.07 R)
• M14: 16,850,704 km (0.086 R)
• M15: 17,916,888 km (0.097 R)
• M16: 18,466,660 km (0.103 R)
• M17: 19,153,913 km (0.111 R)
• M18: 22,991,547 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 641.6

Radius: 5.1

Gravity: 24.67 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 6.34 AU - 6.5 AU

Year: 11434 Days

Day: 20.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 48,128,180 km

• M1: 63,429 km (0.107 R)
• M2: 243,246 km (0.09 R)
• M3: 5,081,391 km (0.097 R)
• M4: 5,552,624 km (0.092 R)
• M5: 5,870,520 km (0.032 R)
• M6: 6,659,798 km (0.068 R)
• M7: 6,857,566 km (0.113 R)
• M8: 7,265,221 km (0.116 R)
• M9: 7,731,966 km (0.103 R)
• M10: 9,449,200 km (0.086 R)
• M11: 10,317,466 km (0.115 R)
• M12: 11,977,254 km (0.03 R)
• M13: 12,152,433 km (0.068 R)
• M14: 12,870,503 km (0.055 R)
• M15: 15,606,499 km (0.11 R)
• M16: 16,670,738 km (0.094 R)
• M17: 17,331,961 km (0.071 R)
• M18: 17,631,455 km (0.048 R)
• M19: 23,083,849 km (0.095 R)
• M20: 23,720,837 km (0.037 R)
• M21: 24,650,887 km (0.093 R)
• M22: 26,881,840 km (0.11 R)
• M23: 27,994,848 km (0.112 R)
• M24: 30,312,568 km (0.084 R)
• M25: 30,747,299 km (0.066 R)
• M26: 31,518,027 km (0.047 R)
• M27: 37,153,379 km (0.101 R)
• M28: 37,651,241 km (0.108 R)
• M29: 41,929,590 km (0.099 R)
• M30: 45,378,420 km (0.107 R)
• M31: 49,011,554 km (0.046 R)
• M32: 49,760,740 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 791.9

Radius: 5.1

Gravity: 30.45 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.3 AU - 6.74 AU

Year: 11703 Days

Day: 23.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 48,128,180 km

• M1: 63,429 km (0.112 R)
• M2: 523,443 km (0.105 R)
• M3: 690,544 km (0.102 R)
• M4: 904,319 km (0.066 R)
• M5: 1,149,660 km (0.046 R)
• M6: 1,314,816 km (0.091 R)
• M7: 1,824,196 km (0.049 R)
• M8: 2,105,440 km (0.089 R)
• M9: 2,518,031 km (0.057 R)
• M10: 3,125,399 km (0.084 R)
• M11: 3,399,163 km (0.068 R)
• M12: 6,390,372 km (0.093 R)
• M13: 6,709,315 km (0.065 R)
• M14: 7,955,016 km (0.117 R)
• M15: 8,850,360 km (0.082 R)
• M16: 9,758,568 km (0.114 R)
• M17: 10,561,610 km (0.057 R)
• M18: 12,116,680 km (0.059 R)
• M19: 13,362,680 km (0.102 R)
• M20: 15,530,054 km (0.118 R)
• M21: 15,961,046 km (0.072 R)
• M22: 23,983,830 km (0.063 R)
• M23: 24,656,123 km (0.1 R)
• M24: 28,741,491 km (0.063 R)
• M25: 29,829,067 km (0.089 R)
• M26: 37,318,685 km (0.099 R)
• M27: 37,961,806 km (0.053 R)
• M28: 42,253,320 km (0.083 R)
• M29: 42,951,793 km (0.101 R)
• M30: 46,857,195 km (0.097 R)
• M31: 51,943,821 km (0.025 R)
• M32: 55,531,777 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.1

Radius: 4.2

Gravity: 34.64 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 6.61 AU - 6.83 AU

Year: 12245 Days

Day: 20.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,128,180 km

• M1: 52,210 km (0.077 R)
• M2: 316,100 km (0.088 R)
• M3: 866,770 km (0.072 R)
• M4: 3,768,969 km (0.058 R)
• M5: 5,154,395 km (0.087 R)
• M6: 6,568,693 km (0.074 R)
• M7: 7,774,601 km (0.12 R)
• M8: 8,687,597 km (0.087 R)
• M9: 10,082,747 km (0.039 R)
• M10: 12,385,058 km (0.104 R)
• M11: 16,496,307 km (0.089 R)
• M12: 17,841,042 km (0.064 R)
• M13: 21,868,815 km (0.116 R)
• M14: 33,145,503 km (0.114 R)
• M15: 40,338,617 km (0.028 R)
• M16: 41,946,196 km (0.104 R)
• M17: 44,155,607 km (0.094 R)
• M18: 45,288,811 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 325.9

Radius: 6.1

Gravity: 8.76 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 8.05 AU - 9.19 AU

Year: 17790 Days

Day: 19.9 Hours

Environment

Temp: -240 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 48,128,180 km

• M1: 84,074 km (0.079 R)
• M2: 1,400,086 km (0.032 R)
• M3: 1,840,054 km (0.105 R)
• M4: 2,388,031 km (0.072 R)
• M5: 2,678,400 km (0.115 R)
• M6: 2,922,993 km (0.104 R)
• M7: 5,521,209 km (0.071 R)
• M8: 6,530,396 km (0.103 R)
• M9: 7,310,698 km (0.086 R)
• M10: 8,571,509 km (0.079 R)
• M11: 9,505,598 km (0.113 R)
• M12: 12,651,492 km (0.081 R)
• M13: 13,859,495 km (0.102 R)
• M14: 14,866,139 km (0.092 R)
• M15: 18,493,438 km (0.053 R)
• M16: 19,794,940 km (0.094 R)
• M17: 28,589,051 km (0.116 R)
• M18: 29,232,172 km (0.076 R)
• M19: 29,448,640 km (0.095 R)
• M20: 30,547,287 km (0.074 R)
• M21: 31,445,622 km (0.114 R)
• M22: 34,366,520 km (0.096 R)
• M23: 37,082,171 km (0.101 R)
• M24: 41,011,359 km (0.073 R)
• M25: 41,282,729 km (0.103 R)
• M26: 45,498,696 km (0.031 R)
• M27: 47,560,903 km (0.115 R)
• M28: 54,774,213 km (0.084 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 164.2

Radius: 7.6

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 7.21 AU - 11.77 AU

Year: 20550 Days

Day: 20.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 48,128,180 km

• M1: 94,695 km (0.056 R)
• M2: 439,818 km (0.119 R)
• M3: 1,160,281 km (0.085 R)
• M4: 1,511,686 km (0.057 R)
• M5: 2,261,770 km (0.106 R)
• M6: 2,772,049 km (0.054 R)
• M7: 3,122,856 km (0.086 R)
• M8: 3,678,761 km (0.12 R)
• M9: 4,530,272 km (0.104 R)
• M10: 6,354,469 km (0.088 R)
• M11: 12,048,014 km (0.084 R)
• M12: 12,923,760 km (0.047 R)
• M13: 14,998,832 km (0.046 R)
• M14: 15,601,113 km (0.12 R)
• M15: 16,640,818 km (0.061 R)
• M16: 17,069,267 km (0.1 R)
• M17: 17,652,100 km (0.09 R)
• M18: 19,480,036 km (0.064 R)
• M19: 20,036,241 km (0.12 R)
• M20: 20,277,842 km (0.1 R)
• M21: 24,872,591 km (0.081 R)
• M22: 25,906,312 km (0.105 R)
• M23: 31,507,256 km (0.085 R)
• M24: 36,053,087 km (0.093 R)
• M25: 38,980,568 km (0.113 R)
• M26: 47,984,265 km (0.092 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 20,115 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit