🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896

Radius: 8.9

Gravity: 11.31 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.83 AU - 1.01 AU

Year: 579 Days

Day: 5.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 57,451,109 km

• M1: 110,702 km (0.116 R)
• M2: 508,782 km (0.115 R)
• M3: 839,244 km (0.109 R)
• M4: 1,118,543 km (0.088 R)
• M5: 1,604,138 km (0.099 R)
• M6: 2,374,866 km (0.077 R)
• M7: 3,641,511 km (0.095 R)
• M8: 4,040,788 km (0.068 R)
• M9: 4,437,522 km (0.074 R)
• M10: 5,220,966 km (0.066 R)
• M11: 5,599,598 km (0.115 R)
• M12: 6,371,673 km (0.07 R)
• M13: 7,434,416 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.2

Radius: 10.1

Gravity: 8.76 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.29 AU - 1.97 AU

Year: 1365 Days

Day: 13.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,451,109 km

• M1: 125,961 km (0.098 R)
• M2: 482,453 km (0.045 R)
• M3: 833,859 km (0.079 R)
• M4: 1,297,612 km (0.104 R)
• M5: 1,835,117 km (0.032 R)
• M6: 2,464,924 km (0.113 R)
• M7: 3,357,275 km (0.042 R)
• M8: 3,732,317 km (0.083 R)
• M9: 4,338,189 km (0.083 R)
• M10: 5,239,516 km (0.086 R)
• M11: 6,406,678 km (0.11 R)
• M12: 6,857,566 km (0.107 R)
• M13: 8,049,413 km (0.11 R)
• M14: 10,357,409 km (0.099 R)
• M15: 11,516,642 km (0.07 R)
• M16: 12,721,354 km (0.055 R)
• M17: 13,556,409 km (0.053 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.7

Radius: 12.1

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2 AU - 2.42 AU

Year: 2155 Days

Day: 13.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,451,109 km

• M1: 150,495 km (0.055 R)
• M2: 560,244 km (0.095 R)
• M3: 1,005,597 km (0.111 R)
• M4: 1,814,921 km (0.064 R)
• M5: 2,432,162 km (0.093 R)
• M6: 2,955,755 km (0.114 R)
• M7: 3,911,536 km (0.09 R)
• M8: 4,656,084 km (0.107 R)
• M9: 5,227,249 km (0.063 R)
• M10: 5,870,520 km (0.104 R)
• M11: 7,285,416 km (0.116 R)
• M12: 8,679,220 km (0.095 R)
• M13: 10,817,572 km (0.091 R)
• M14: 12,156,323 km (0.067 R)
• M15: 12,539,892 km (0.076 R)
• M16: 13,693,740 km (0.096 R)
• M17: 15,209,466 km (0.099 R)
• M18: 15,755,498 km (0.08 R)
• M19: 16,314,695 km (0.083 R)
• M20: 16,781,889 km (0.108 R)
• M21: 17,365,022 km (0.112 R)
• M22: 18,292,977 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.9

Radius: 9.7

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.4 AU - 5.3 AU

Year: 5952 Days

Day: 6.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,451,109 km

• M1: 121,174 km (0.076 R)
• M2: 435,031 km (0.111 R)
• M3: 764,744 km (0.071 R)
• M4: 1,090,419 km (0.099 R)
• M5: 2,037,972 km (0.088 R)
• M6: 6,547,151 km (0.055 R)
• M7: 8,187,043 km (0.087 R)
• M8: 9,925,968 km (0.104 R)
• M9: 10,406,776 km (0.11 R)
• M10: 11,677,161 km (0.116 R)
• M11: 13,576,456 km (0.09 R)
• M12: 15,406,636 km (0.098 R)
• M13: 15,997,248 km (0.112 R)
• M14: 16,436,318 km (0.119 R)
• M15: 19,302,613 km (0.111 R)
• M16: 20,562,826 km (0.114 R)
• M17: 20,886,256 km (0.075 R)
• M18: 22,146,319 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.1

Radius: 10.6

Gravity: 7.84 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 5 AU - 6.06 AU

Year: 8531 Days

Day: 5.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 139.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 57,451,109 km

• M1: 131,796 km (0.086 R)
• M2: 522,994 km (0.087 R)
• M3: 1,002,007 km (0.056 R)
• M4: 2,002,218 km (0.089 R)
• M5: 2,677,353 km (0.055 R)
• M6: 3,875,333 km (0.101 R)
• M7: 4,863,427 km (0.103 R)
• M8: 5,270,632 km (0.115 R)
• M9: 6,668,475 km (0.102 R)
• M10: 7,372,482 km (0.057 R)
• M11: 8,565,226 km (0.086 R)
• M12: 10,231,447 km (0.105 R)
• M13: 10,797,226 km (0.118 R)
• M14: 11,767,817 km (0.115 R)
• M15: 17,008,829 km (0.04 R)
• M16: 18,396,200 km (0.086 R)
• M17: 19,936,759 km (0.112 R)
• M18: 23,448,868 km (0.098 R)
• M19: 24,614,534 km (0.093 R)
• M20: 25,630,603 km (0.091 R)
• M21: 27,746,515 km (0.108 R)
• M22: 31,995,993 km (0.118 R)
• M23: 32,652,129 km (0.118 R)
• M24: 37,258,546 km (0.05 R)
• M25: 40,220,734 km (0.08 R)
• M26: 43,603,142 km (0.118 R)
• M27: 44,545,309 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 471

Radius: 6.1

Gravity: 12.66 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 5.82 AU - 6.84 AU

Year: 10448 Days

Day: 18.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 57,451,109 km

• M1: 75,846 km (0.053 R)
• M2: 285,732 km (0.027 R)
• M3: 478,564 km (0.066 R)
• M4: 866,920 km (0.083 R)
• M5: 1,830,629 km (0.042 R)
• M6: 2,858,815 km (0.117 R)
• M7: 3,116,872 km (0.041 R)
• M8: 3,320,624 km (0.094 R)
• M9: 4,011,916 km (0.102 R)
• M10: 4,391,745 km (0.095 R)
• M11: 4,765,590 km (0.112 R)
• M12: 5,676,042 km (0.044 R)
• M13: 6,296,425 km (0.04 R)
• M14: 7,671,528 km (0.072 R)
• M15: 7,877,225 km (0.12 R)
• M16: 10,489,503 km (0.105 R)
• M17: 16,509,920 km (0.086 R)
• M18: 16,784,133 km (0.062 R)
• M19: 17,271,523 km (0.058 R)
• M20: 18,641,690 km (0.042 R)
• M21: 20,238,797 km (0.098 R)
• M22: 24,051,598 km (0.084 R)
• M23: 25,757,013 km (0.073 R)
• M24: 26,312,021 km (0.108 R)
• M25: 28,219,394 km (0.025 R)
• M26: 28,513,205 km (0.085 R)
• M27: 32,200,343 km (0.09 R)
• M28: 42,910,952 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834.7

Radius: 3.8

Gravity: 57.8 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 7.17 AU - 9.83 AU

Year: 16257 Days

Day: 20 Hours

Environment

Temp: -223 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 57,451,109 km

• M1: 47,273 km (0.104 R)
• M2: 524,789 km (0.061 R)
• M3: 780,153 km (0.118 R)
• M4: 942,018 km (0.09 R)
• M5: 1,995,636 km (0.078 R)
• M6: 3,572,547 km (0.062 R)
• M7: 3,898,221 km (0.097 R)
• M8: 4,211,180 km (0.112 R)
• M9: 4,922,518 km (0.061 R)
• M10: 5,950,555 km (0.04 R)
• M11: 6,493,146 km (0.04 R)
• M12: 6,932,515 km (0.07 R)
• M13: 7,438,455 km (0.037 R)
• M14: 10,518,974 km (0.094 R)
• M15: 13,216,373 km (0.053 R)
• M16: 15,634,174 km (0.072 R)
• M17: 16,581,727 km (0.035 R)
• M18: 16,987,586 km (0.101 R)
• M19: 17,734,977 km (0.026 R)
• M20: 20,662,607 km (0.114 R)
• M21: 21,899,183 km (0.091 R)
• M22: 25,579,441 km (0.075 R)
• M23: 28,828,108 km (0.11 R)
• M24: 29,770,425 km (0.118 R)
• M25: 35,056,167 km (0.111 R)
• M26: 42,123,469 km (0.038 R)
• M27: 44,259,876 km (0.09 R)
• M28: 46,467,492 km (0.103 R)
• M29: 47,111,511 km (0.079 R)
• M30: 48,252,793 km (0.087 R)
• M31: 49,579,427 km (0.034 R)
• M32: 50,083,123 km (0.062 R)
• M33: 55,489,590 km (0.072 R)
• M34: 55,670,155 km (0.105 R)
• M35: 56,761,920 km (0.034 R)
• M36: 57,313,188 km (0.09 R)
• M37: 60,313,374 km (0.096 R)
• M38: 62,240,792 km (0.042 R)
• M39: 63,614,101 km (0.105 R)
• M40: 65,007,456 km (0.116 R)
• M41: 68,475,882 km (0.046 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 672.4

Radius: 7.4

Gravity: 12.28 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 8.58 AU - 9.02 AU

Year: 17125 Days

Day: 15.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 57,451,109 km

• M1: 110,702 km (0.044 R)
• M2: 403,465 km (0.104 R)
• M3: 759,359 km (0.098 R)
• M4: 1,033,422 km (0.088 R)
• M5: 2,344,348 km (0.078 R)
• M6: 3,947,738 km (0.046 R)
• M7: 5,543,947 km (0.085 R)
• M8: 5,774,777 km (0.115 R)
• M9: 6,133,214 km (0.081 R)
• M10: 8,301,186 km (0.081 R)
• M11: 9,447,405 km (0.101 R)
• M12: 12,243,838 km (0.028 R)
• M13: 12,835,946 km (0.114 R)
• M14: 13,105,222 km (0.041 R)
• M15: 13,447,053 km (0.11 R)
• M16: 15,096,669 km (0.076 R)
• M17: 15,396,762 km (0.034 R)
• M18: 17,363,376 km (0.041 R)
• M19: 17,942,769 km (0.097 R)
• M20: 18,879,102 km (0.066 R)
• M21: 20,027,116 km (0.1 R)
• M22: 21,883,326 km (0.032 R)
• M23: 24,567,112 km (0.069 R)
• M24: 26,473,438 km (0.062 R)
• M25: 27,351,427 km (0.062 R)
• M26: 32,906,296 km (0.112 R)
• M27: 33,921,168 km (0.114 R)
• M28: 34,306,980 km (0.092 R)
• M29: 35,879,853 km (0.111 R)
• M30: 38,328,470 km (0.05 R)
• M31: 40,021,320 km (0.11 R)
• M32: 41,177,263 km (0.092 R)
• M33: 42,653,195 km (0.105 R)
• M34: 45,710,377 km (0.07 R)
• M35: 53,289,903 km (0.115 R)
• M36: 58,659,569 km (0.104 R)
• M37: 64,772,886 km (0.12 R)
• M38: 66,767,026 km (0.109 R)
• M39: 67,575,901 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 200.4

Radius: 3

Gravity: 22.27 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 9.55 AU - 12.65 AU

Year: 24260 Days

Day: 17.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 57,451,109 km

• M1: 44,879 km (0.088 R)
• M2: 138,976 km (0.105 R)
• M3: 238,908 km (0.109 R)
• M4: 483,052 km (0.104 R)
• M5: 665,411 km (0.101 R)
• M6: 1,142,479 km (0.115 R)
• M7: 1,496,278 km (0.07 R)
• M8: 2,157,351 km (0.03 R)
• M9: 3,908,095 km (0.039 R)
• M10: 4,602,079 km (0.109 R)
• M11: 4,763,196 km (0.101 R)
• M12: 5,304,142 km (0.109 R)
• M13: 6,190,509 km (0.032 R)
• M14: 7,257,142 km (0.049 R)
• M15: 8,063,624 km (0.074 R)
• M16: 16,319,482 km (0.105 R)
• M17: 16,468,631 km (0.093 R)
• M18: 17,460,315 km (0.094 R)
• M19: 19,145,386 km (0.073 R)
• M20: 21,288,824 km (0.105 R)
• M21: 21,826,030 km (0.111 R)
• M22: 23,208,614 km (0.104 R)
• M23: 28,560,029 km (0.104 R)
• M24: 28,668,338 km (0.103 R)
• M25: 35,296,570 km (0.083 R)
• M26: 37,196,314 km (0.097 R)
• M27: 41,060,427 km (0.088 R)
• M28: 44,453,755 km (0.081 R)
• M29: 45,921,161 km (0.091 R)
• M30: 47,876,704 km (0.043 R)
• M31: 49,730,222 km (0.091 R)
• M32: 51,791,830 km (0.118 R)
• M33: 53,909,537 km (0.104 R)
• M34: 55,240,959 km (0.116 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 15,306 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit