🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.9

Radius: 12.3

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.92 AU - 1.44 AU

Year: 855 Days

Day: 14.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 71,182,767 km

• M1: 153,637 km (0.059 R)
• M2: 584,329 km (0.049 R)
• M3: 1,508,395 km (0.079 R)
• M4: 1,939,836 km (0.104 R)
• M5: 2,552,140 km (0.116 R)
• M6: 3,058,828 km (0.12 R)
• M7: 3,660,510 km (0.108 R)
• M8: 4,584,726 km (0.063 R)
• M9: 5,192,243 km (0.104 R)
• M10: 5,833,270 km (0.085 R)
• M11: 6,762,273 km (0.052 R)
• M12: 7,205,681 km (0.091 R)
• M13: 7,597,777 km (0.101 R)
• M14: 8,602,775 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.7

Radius: 11.7

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.12 AU - 1.44 AU

Year: 966 Days

Day: 9.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,182,767 km

• M1: 145,559 km (0.1 R)
• M2: 646,861 km (0.059 R)
• M3: 1,105,977 km (0.069 R)
• M4: 1,891,964 km (0.092 R)
• M5: 2,481,230 km (0.091 R)
• M6: 3,007,366 km (0.093 R)
• M7: 3,492,362 km (0.089 R)
• M8: 3,967,036 km (0.107 R)
• M9: 4,351,054 km (0.084 R)
• M10: 4,848,317 km (0.093 R)
• M11: 5,269,585 km (0.11 R)
• M12: 6,377,058 km (0.048 R)
• M13: 6,793,838 km (0.078 R)
• M14: 7,322,666 km (0.062 R)
• M15: 7,706,684 km (0.119 R)
• M16: 8,333,649 km (0.112 R)
• M17: 8,699,415 km (0.041 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.5

Radius: 9.6

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.07 AU - 1.73 AU

Year: 1105 Days

Day: 9.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 154.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 71,182,767 km

• M1: 119,379 km (0.099 R)
• M2: 448,494 km (0.053 R)
• M3: 752,776 km (0.099 R)
• M4: 1,264,252 km (0.098 R)
• M5: 1,846,487 km (0.061 R)
• M6: 4,037,946 km (0.088 R)
• M7: 5,927,816 km (0.064 R)
• M8: 7,031,698 km (0.109 R)
• M9: 7,452,517 km (0.115 R)
• M10: 8,267,526 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.9

Radius: 9.4

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.22 AU - 1.86 AU

Year: 1274 Days

Day: 13.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,182,767 km

• M1: 116,986 km (0.067 R)
• M2: 766,091 km (0.051 R)
• M3: 1,210,097 km (0.119 R)
• M4: 1,706,613 km (0.117 R)
• M5: 2,156,753 km (0.044 R)
• M6: 2,708,320 km (0.054 R)
• M7: 4,221,203 km (0.055 R)
• M8: 5,178,330 km (0.116 R)
• M9: 6,316,321 km (0.105 R)
• M10: 6,685,978 km (0.092 R)
• M11: 7,710,424 km (0.081 R)
• M12: 8,057,341 km (0.092 R)
• M13: 8,862,926 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.9

Radius: 11.3

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.45 AU - 2.05 AU

Year: 1544 Days

Day: 6.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,182,767 km

• M1: 149,448 km (0.071 R)
• M2: 563,834 km (0.115 R)
• M3: 1,112,111 km (0.085 R)
• M4: 1,513,332 km (0.088 R)
• M5: 2,216,592 km (0.112 R)
• M6: 2,682,140 km (0.049 R)
• M7: 3,227,125 km (0.086 R)
• M8: 3,747,277 km (0.103 R)
• M9: 4,252,170 km (0.118 R)
• M10: 4,632,298 km (0.116 R)
• M11: 5,759,069 km (0.095 R)
• M12: 6,433,456 km (0.104 R)
• M13: 6,887,336 km (0.113 R)
• M14: 8,212,474 km (0.048 R)
• M15: 8,804,882 km (0.063 R)
• M16: 10,266,453 km (0.073 R)
• M17: 11,361,210 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.6

Radius: 12.3

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4 AU - 5.94 AU

Year: 7389 Days

Day: 11.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,182,767 km

• M1: 154,385 km (0.099 R)
• M2: 950,545 km (0.077 R)
• M3: 1,948,363 km (0.067 R)
• M4: 3,075,134 km (0.048 R)
• M5: 4,050,213 km (0.04 R)
• M6: 5,159,182 km (0.041 R)
• M7: 6,107,782 km (0.099 R)
• M8: 6,790,098 km (0.104 R)
• M9: 8,566,124 km (0.096 R)
• M10: 9,703,666 km (0.099 R)
• M11: 10,235,038 km (0.051 R)
• M12: 11,198,597 km (0.076 R)
• M13: 11,675,665 km (0.072 R)
• M14: 13,781,554 km (0.115 R)
• M15: 18,732,496 km (0.071 R)
• M16: 20,250,615 km (0.094 R)
• M17: 20,880,272 km (0.099 R)
• M18: 21,849,218 km (0.057 R)
• M19: 30,400,681 km (0.07 R)
• M20: 35,468,309 km (0.106 R)
• M21: 37,785,879 km (0.113 R)
• M22: 41,448,932 km (0.044 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612

Radius: 13.4

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 4.92 AU - 6.2 AU

Year: 8743 Days

Day: 10.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,182,767 km

• M1: 167,101 km (0.072 R)
• M2: 769,980 km (0.094 R)
• M3: 1,570,329 km (0.094 R)
• M4: 2,679,896 km (0.084 R)
• M5: 3,921,708 km (0.055 R)
• M6: 5,453,590 km (0.108 R)
• M7: 7,709,526 km (0.065 R)
• M8: 10,332,875 km (0.117 R)
• M9: 11,136,514 km (0.037 R)
• M10: 14,038,414 km (0.105 R)
• M11: 17,134,641 km (0.103 R)
• M12: 17,551,271 km (0.112 R)
• M13: 20,504,483 km (0.106 R)
• M14: 21,212,080 km (0.116 R)
• M15: 22,098,897 km (0.06 R)
• M16: 24,293,497 km (0.107 R)
• M17: 25,085,917 km (0.09 R)
• M18: 30,207,251 km (0.055 R)
• M19: 32,905,248 km (0.084 R)
• M20: 35,198,733 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.3

Radius: 7.2

Gravity: 13.37 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 5.23 AU - 6.33 AU

Year: 9267 Days

Day: 18.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 71,182,767 km

• M1: 91,703 km (0.063 R)
• M2: 667,057 km (0.062 R)
• M3: 1,113,307 km (0.101 R)
• M4: 1,489,546 km (0.051 R)
• M5: 2,080,607 km (0.099 R)
• M6: 2,402,093 km (0.091 R)
• M7: 2,903,096 km (0.117 R)
• M8: 3,259,139 km (0.088 R)
• M9: 4,333,402 km (0.061 R)
• M10: 5,297,859 km (0.062 R)
• M11: 5,593,165 km (0.108 R)
• M12: 5,934,248 km (0.073 R)
• M13: 6,809,695 km (0.078 R)
• M14: 7,561,574 km (0.115 R)
• M15: 8,768,679 km (0.104 R)
• M16: 9,609,569 km (0.106 R)
• M17: 10,199,284 km (0.105 R)
• M18: 10,554,279 km (0.116 R)
• M19: 11,235,398 km (0.08 R)
• M20: 12,454,322 km (0.088 R)
• M21: 12,685,002 km (0.108 R)
• M22: 14,957,094 km (0.085 R)
• M23: 15,217,843 km (0.087 R)
• M24: 19,195,950 km (0.079 R)
• M25: 25,077,689 km (0.055 R)
• M26: 25,353,548 km (0.053 R)
• M27: 25,911,548 km (0.096 R)
• M28: 26,955,741 km (0.106 R)
• M29: 29,127,753 km (0.065 R)
• M30: 32,491,311 km (0.069 R)
• M31: 34,266,290 km (0.063 R)
• M32: 35,062,899 km (0.094 R)
• M33: 35,408,021 km (0.093 R)
• M34: 36,104,997 km (0.113 R)
• M35: 40,987,722 km (0.099 R)
• M36: 42,014,412 km (0.091 R)
• M37: 44,926,185 km (0.118 R)
• M38: 45,333,391 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 296

Radius: 4.6

Gravity: 13.99 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 5.14 AU - 7.08 AU

Year: 10071 Days

Day: 19.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 71,182,767 km

• M1: 57,146 km (0.097 R)
• M2: 280,047 km (0.073 R)
• M3: 488,138 km (0.098 R)
• M4: 943,813 km (0.095 R)
• M5: 1,576,163 km (0.11 R)
• M6: 1,753,287 km (0.077 R)
• M7: 1,974,243 km (0.117 R)
• M8: 3,759,694 km (0.08 R)
• M9: 4,128,004 km (0.11 R)
• M10: 4,439,766 km (0.05 R)
• M11: 5,257,767 km (0.083 R)
• M12: 6,648,877 km (0.09 R)
• M13: 7,077,026 km (0.057 R)
• M14: 7,223,782 km (0.106 R)
• M15: 7,870,344 km (0.104 R)
• M16: 8,763,294 km (0.059 R)
• M17: 10,796,329 km (0.036 R)
• M18: 12,795,555 km (0.116 R)
• M19: 14,374,411 km (0.041 R)
• M20: 14,550,936 km (0.119 R)
• M21: 15,702,540 km (0.05 R)
• M22: 17,642,675 km (0.051 R)
• M23: 19,021,369 km (0.12 R)
• M24: 22,147,217 km (0.117 R)
• M25: 23,749,260 km (0.078 R)
• M26: 24,831,003 km (0.084 R)
• M27: 25,858,441 km (0.115 R)
• M28: 26,824,693 km (0.057 R)
• M29: 31,521,917 km (0.119 R)
• M30: 34,168,154 km (0.076 R)
• M31: 35,652,464 km (0.076 R)

Asteroid Belt

Center: 8.16 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474

Radius: 3

Gravity: 52.67 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 8.88 AU - 11.54 AU

Year: 21755 Days

Day: 17.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 71,182,767 km

• M1: 37,549 km (0.079 R)
• M2: 131,945 km (0.094 R)
• M3: 572,960 km (0.085 R)
• M4: 754,272 km (0.113 R)
• M5: 858,542 km (0.086 R)
• M6: 960,568 km (0.112 R)
• M7: 1,500,766 km (0.115 R)
• M8: 1,901,239 km (0.089 R)
• M9: 2,055,924 km (0.112 R)
• M10: 2,833,683 km (0.099 R)
• M11: 2,958,747 km (0.116 R)
• M12: 3,670,384 km (0.097 R)
• M13: 6,917,256 km (0.049 R)
• M14: 8,204,246 km (0.052 R)
• M15: 9,309,326 km (0.067 R)
• M16: 9,586,232 km (0.039 R)
• M17: 11,809,705 km (0.114 R)
• M18: 12,068,958 km (0.11 R)
• M19: 12,801,239 km (0.085 R)
• M20: 13,704,362 km (0.118 R)
• M21: 14,948,268 km (0.111 R)
• M22: 17,406,759 km (0.106 R)
• M23: 18,951,208 km (0.097 R)
• M24: 24,231,564 km (0.069 R)
• M25: 24,440,253 km (0.094 R)
• M26: 33,154,478 km (0.113 R)
• M27: 37,289,513 km (0.113 R)
• M28: 42,963,012 km (0.111 R)
• M29: 44,349,186 km (0.099 R)
• M30: 48,852,232 km (0.119 R)
• M31: 57,263,671 km (0.113 R)
• M32: 63,772,375 km (0.089 R)
• M33: 66,182,248 km (0.029 R)
• M34: 68,444,018 km (0.091 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 512 - 20,506 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit