🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.7

Radius: 11.9

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.96 AU - 0.96 AU

Year: 638 Days

Day: 14.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,179,203 km

• M1: 148,850 km (0.086 R)
• M2: 689,048 km (0.09 R)
• M3: 1,064,538 km (0.104 R)
• M4: 1,451,548 km (0.117 R)
• M5: 2,006,706 km (0.099 R)
• M6: 2,380,551 km (0.059 R)
• M7: 2,755,294 km (0.066 R)
• M8: 3,200,198 km (0.045 R)
• M9: 3,626,103 km (0.092 R)
• M10: 4,248,879 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.4

Radius: 10.7

Gravity: 8.21 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.31 AU - 3.35 AU

Year: 3229 Days

Day: 13.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,179,203 km

• M1: 134,189 km (0.104 R)
• M2: 613,052 km (0.065 R)
• M3: 1,087,277 km (0.12 R)
• M4: 1,555,818 km (0.089 R)
• M5: 2,286,005 km (0.104 R)
• M6: 2,805,110 km (0.084 R)
• M7: 3,929,487 km (0.069 R)
• M8: 4,558,546 km (0.085 R)
• M9: 5,279,608 km (0.11 R)
• M10: 5,819,956 km (0.109 R)
• M11: 8,146,651 km (0.113 R)
• M12: 9,208,198 km (0.055 R)
• M13: 12,147,497 km (0.111 R)
• M14: 13,930,105 km (0.106 R)
• M15: 15,661,551 km (0.114 R)
• M16: 19,107,538 km (0.117 R)
• M17: 23,170,466 km (0.042 R)
• M18: 23,670,721 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.4

Radius: 9.3

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.24 AU - 5.18 AU

Year: 6933 Days

Day: 9 Hours

Environment

Temp: -218 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,179,203 km

• M1: 115,639 km (0.103 R)
• M2: 595,848 km (0.084 R)
• M3: 1,027,289 km (0.086 R)
• M4: 1,409,212 km (0.048 R)
• M5: 1,841,699 km (0.118 R)
• M6: 3,245,675 km (0.114 R)
• M7: 4,030,615 km (0.04 R)
• M8: 5,139,584 km (0.083 R)
• M9: 7,560,228 km (0.11 R)
• M10: 10,042,954 km (0.103 R)
• M11: 11,493,604 km (0.04 R)
• M12: 11,851,293 km (0.116 R)
• M13: 12,969,088 km (0.112 R)
• M14: 14,097,505 km (0.03 R)
• M15: 16,484,489 km (0.039 R)
• M16: 17,336,598 km (0.085 R)
• M17: 18,845,143 km (0.117 R)
• M18: 22,357,851 km (0.054 R)
• M19: 24,899,818 km (0.094 R)
• M20: 25,327,219 km (0.102 R)
• M21: 29,586,270 km (0.08 R)
• M22: 30,355,951 km (0.045 R)
• M23: 36,121,453 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.7

Radius: 14.1

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 4.04 AU - 5.7 AU

Year: 7289 Days

Day: 7.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,179,203 km

• M1: 187,745 km (0.103 R)
• M2: 700,118 km (0.098 R)
• M3: 1,315,713 km (0.116 R)
• M4: 2,209,411 km (0.06 R)
• M5: 3,628,796 km (0.074 R)
• M6: 5,302,048 km (0.09 R)
• M7: 6,199,485 km (0.09 R)
• M8: 7,407,787 km (0.08 R)
• M9: 8,608,909 km (0.112 R)
• M10: 9,214,930 km (0.076 R)
• M11: 9,806,140 km (0.079 R)
• M12: 10,832,382 km (0.08 R)
• M13: 11,300,324 km (0.071 R)
• M14: 13,098,490 km (0.109 R)
• M15: 14,623,790 km (0.118 R)
• M16: 15,371,032 km (0.026 R)
• M17: 15,962,990 km (0.1 R)
• M18: 17,004,341 km (0.095 R)
• M19: 17,573,561 km (0.069 R)
• M20: 18,484,612 km (0.091 R)
• M21: 20,471,571 km (0.048 R)
• M22: 21,043,932 km (0.084 R)
• M23: 23,363,447 km (0.119 R)
• M24: 24,305,465 km (0.094 R)
• M25: 25,848,717 km (0.034 R)
• M26: 27,716,147 km (0.052 R)
• M27: 28,682,998 km (0.062 R)
• M28: 29,672,139 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 745.9

Radius: 5.1

Gravity: 28.68 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 5.33 AU - 5.97 AU

Year: 9109 Days

Day: 18.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 58,179,203 km

• M1: 63,579 km (0.054 R)
• M2: 245,939 km (0.09 R)
• M3: 641,326 km (0.102 R)
• M4: 1,227,451 km (0.097 R)
• M5: 1,756,877 km (0.073 R)
• M6: 2,276,880 km (0.098 R)
• M7: 3,640,913 km (0.051 R)
• M8: 4,422,412 km (0.087 R)
• M9: 7,804,521 km (0.116 R)
• M10: 8,017,099 km (0.098 R)
• M11: 9,375,299 km (0.078 R)
• M12: 11,091,934 km (0.119 R)
• M13: 11,415,365 km (0.066 R)
• M14: 14,807,197 km (0.111 R)
• M15: 16,140,563 km (0.051 R)
• M16: 16,625,709 km (0.091 R)
• M17: 18,065,140 km (0.075 R)
• M18: 20,943,403 km (0.077 R)
• M19: 21,354,498 km (0.081 R)
• M20: 22,448,208 km (0.088 R)
• M21: 22,878,750 km (0.105 R)
• M22: 25,021,889 km (0.082 R)
• M23: 26,047,383 km (0.095 R)
• M24: 27,197,940 km (0.113 R)
• M25: 30,013,222 km (0.112 R)
• M26: 32,030,400 km (0.12 R)
• M27: 42,953,588 km (0.095 R)
• M28: 43,218,077 km (0.047 R)
• M29: 43,884,087 km (0.1 R)
• M30: 44,556,828 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 883.6

Radius: 3.7

Gravity: 64.54 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 5.37 AU - 6.27 AU

Year: 9523 Days

Day: 22.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 58,179,203 km

• M1: 46,076 km (0.1 R)
• M2: 172,935 km (0.109 R)
• M3: 289,621 km (0.056 R)
• M4: 1,201,869 km (0.087 R)
• M5: 1,520,363 km (0.101 R)
• M6: 1,943,127 km (0.062 R)
• M7: 2,479,585 km (0.078 R)
• M8: 3,473,064 km (0.091 R)
• M9: 4,462,654 km (0.079 R)
• M10: 4,583,080 km (0.116 R)
• M11: 5,185,212 km (0.092 R)
• M12: 5,352,013 km (0.111 R)
• M13: 6,544,608 km (0.088 R)
• M14: 7,473,610 km (0.098 R)
• M15: 7,729,722 km (0.025 R)
• M16: 8,625,664 km (0.074 R)
• M17: 9,195,482 km (0.107 R)
• M18: 10,999,931 km (0.034 R)
• M19: 11,898,267 km (0.098 R)
• M20: 15,633,725 km (0.07 R)
• M21: 16,407,146 km (0.089 R)
• M22: 16,694,524 km (0.076 R)
• M23: 17,652,100 km (0.072 R)
• M24: 19,275,087 km (0.091 R)
• M25: 20,163,699 km (0.089 R)
• M26: 20,493,412 km (0.062 R)
• M27: 21,248,582 km (0.071 R)
• M28: 23,899,756 km (0.115 R)
• M29: 24,176,362 km (0.037 R)
• M30: 28,071,891 km (0.11 R)
• M31: 29,212,126 km (0.104 R)
• M32: 40,764,522 km (0.101 R)
• M33: 41,424,099 km (0.075 R)
• M34: 45,673,128 km (0.088 R)
• M35: 46,958,921 km (0.084 R)
• M36: 49,155,317 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 952.8

Radius: 6.7

Gravity: 21.23 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 5.25 AU - 6.69 AU

Year: 9894 Days

Day: 19.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 95.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 58,179,203 km

• M1: 83,326 km (0.073 R)
• M2: 430,243 km (0.109 R)
• M3: 789,428 km (0.102 R)
• M4: 1,004,849 km (0.109 R)
• M5: 1,648,269 km (0.107 R)
• M6: 2,261,471 km (0.091 R)
• M7: 2,516,984 km (0.116 R)
• M8: 3,685,792 km (0.063 R)
• M9: 4,694,680 km (0.03 R)
• M10: 5,212,738 km (0.078 R)
• M11: 8,435,674 km (0.032 R)
• M12: 9,498,567 km (0.099 R)
• M13: 9,803,448 km (0.117 R)
• M14: 11,200,243 km (0.12 R)
• M15: 11,597,874 km (0.07 R)
• M16: 11,829,302 km (0.088 R)
• M17: 12,241,743 km (0.055 R)
• M18: 12,724,795 km (0.093 R)
• M19: 13,220,562 km (0.033 R)
• M20: 15,823,266 km (0.102 R)
• M21: 19,471,659 km (0.075 R)
• M22: 20,633,137 km (0.099 R)
• M23: 20,887,752 km (0.066 R)
• M24: 27,650,474 km (0.116 R)
• M25: 28,903,356 km (0.09 R)
• M26: 33,236,309 km (0.085 R)
• M27: 34,413,195 km (0.078 R)
• M28: 36,477,346 km (0.101 R)
• M29: 40,054,680 km (0.054 R)
• M30: 40,451,264 km (0.096 R)
• M31: 48,344,197 km (0.111 R)
• M32: 50,929,099 km (0.055 R)
• M33: 51,239,066 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 515.1

Radius: 7

Gravity: 10.51 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 7.78 AU - 9.06 AU

Year: 16571 Days

Day: 23.9 Hours

Environment

Temp: -243 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 58,179,203 km

• M1: 87,066 km (0.071 R)
• M2: 397,182 km (0.025 R)
• M3: 736,022 km (0.027 R)
• M4: 1,074,113 km (0.103 R)
• M5: 1,589,029 km (0.073 R)
• M6: 2,047,097 km (0.08 R)
• M7: 2,525,212 km (0.107 R)
• M8: 3,124,651 km (0.029 R)
• M9: 3,405,296 km (0.082 R)
• M10: 4,196,370 km (0.114 R)
• M11: 4,635,140 km (0.037 R)
• M12: 5,138,836 km (0.082 R)
• M13: 5,981,222 km (0.097 R)
• M14: 6,743,872 km (0.074 R)
• M15: 10,172,655 km (0.088 R)
• M16: 10,563,405 km (0.102 R)
• M17: 17,850,467 km (0.057 R)
• M18: 18,666,523 km (0.064 R)
• M19: 19,421,843 km (0.12 R)
• M20: 20,904,058 km (0.049 R)
• M21: 21,627,065 km (0.102 R)
• M22: 22,553,973 km (0.116 R)
• M23: 24,387,894 km (0.08 R)
• M24: 27,589,587 km (0.072 R)
• M25: 30,944,619 km (0.053 R)
• M26: 32,239,987 km (0.107 R)
• M27: 32,961,647 km (0.096 R)
• M28: 33,204,594 km (0.048 R)
• M29: 35,191,104 km (0.067 R)
• M30: 39,672,907 km (0.101 R)
• M31: 43,201,172 km (0.098 R)
• M32: 46,933,190 km (0.044 R)
• M33: 51,198,974 km (0.065 R)
• M34: 56,060,904 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 371.4

Radius: 7.5

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 7.14 AU - 10.76 AU

Year: 18160 Days

Day: 21.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,179,203 km

• M1: 95,294 km (0.063 R)
• M2: 331,210 km (0.117 R)
• M3: 837,449 km (0.091 R)
• M4: 1,874,461 km (0.097 R)
• M5: 2,218,836 km (0.111 R)
• M6: 2,562,462 km (0.089 R)
• M7: 2,894,719 km (0.116 R)
• M8: 3,951,927 km (0.067 R)
• M9: 4,396,681 km (0.109 R)
• M10: 18,196,636 km (0.053 R)
• M11: 18,519,020 km (0.109 R)
• M12: 23,345,945 km (0.106 R)
• M13: 36,653,872 km (0.115 R)
• M14: 43,721,025 km (0.117 R)
• M15: 44,883,101 km (0.045 R)
• M16: 48,801,967 km (0.094 R)
• M17: 56,796,328 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: 164 - 11,838 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit