🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.6

Radius: 12.5

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.57 AU - 0.75 AU

Year: 364 Days

Day: 14.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,675,124 km

• M1: 160,519 km (0.094 R)
• M2: 409,449 km (0.099 R)
• M3: 751,580 km (0.082 R)
• M4: 1,091,616 km (0.096 R)
• M5: 1,355,955 km (0.091 R)
• M6: 1,632,562 km (0.114 R)
• M7: 2,042,909 km (0.104 R)
• M8: 2,426,477 km (0.081 R)
• M9: 2,768,757 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.7

Radius: 8.3

Gravity: 9.71 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.68 AU - 0.83 AU

Year: 441 Days

Day: 13.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 25,675,124 km

• M1: 103,971 km (0.1 R)
• M2: 292,015 km (0.059 R)
• M3: 485,146 km (0.116 R)
• M4: 761,154 km (0.119 R)
• M5: 1,003,353 km (0.064 R)
• M6: 1,468,453 km (0.111 R)
• M7: 1,746,406 km (0.087 R)
• M8: 2,468,066 km (0.097 R)
• M9: 2,727,169 km (0.099 R)
• M10: 2,893,971 km (0.031 R)
• M11: 3,174,916 km (0.102 R)
• M12: 3,898,670 km (0.059 R)
• M13: 4,254,563 km (0.052 R)
• M14: 5,418,435 km (0.115 R)
• M15: 5,609,322 km (0.092 R)
• M16: 5,896,250 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.2

Radius: 14.6

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.82 AU - 0.92 AU

Year: 550 Days

Day: 10 Hours

Environment

Temp: -160 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,675,124 km

• M1: 181,612 km (0.111 R)
• M2: 469,139 km (0.041 R)
• M3: 745,297 km (0.063 R)
• M4: 1,190,500 km (0.108 R)
• M5: 1,529,937 km (0.073 R)
• M6: 1,806,394 km (0.115 R)
• M7: 2,096,913 km (0.118 R)
• M8: 2,399,251 km (0.096 R)
• M9: 2,803,015 km (0.083 R)
• M10: 3,342,615 km (0.078 R)
• M11: 4,110,351 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.4

Radius: 14.2

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.88 AU - 1.36 AU

Year: 804 Days

Day: 5.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,675,124 km

• M1: 178,021 km (0.117 R)
• M2: 465,997 km (0.06 R)
• M3: 767,138 km (0.06 R)
• M4: 1,180,776 km (0.119 R)
• M5: 1,484,310 km (0.097 R)
• M6: 2,158,697 km (0.025 R)
• M7: 2,653,717 km (0.099 R)
• M8: 3,024,719 km (0.086 R)
• M9: 3,377,322 km (0.117 R)
• M10: 3,797,243 km (0.101 R)
• M11: 4,305,277 km (0.104 R)
• M12: 4,767,235 km (0.096 R)
• M13: 5,102,484 km (0.118 R)
• M14: 5,421,277 km (0.112 R)
• M15: 5,866,780 km (0.111 R)
• M16: 6,391,719 km (0.118 R)
• M17: 7,116,670 km (0.09 R)
• M18: 7,411,228 km (0.086 R)
• M19: 7,728,824 km (0.096 R)
• M20: 9,626,025 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.6

Radius: 12.5

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.77 AU - 2.35 AU

Year: 2005 Days

Day: 7.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,675,124 km

• M1: 157,527 km (0.094 R)
• M2: 553,213 km (0.04 R)
• M3: 810,072 km (0.04 R)
• M4: 1,197,232 km (0.111 R)
• M5: 1,593,217 km (0.057 R)
• M6: 2,524,913 km (0.11 R)
• M7: 2,965,179 km (0.101 R)
• M8: 3,625,953 km (0.066 R)
• M9: 3,893,733 km (0.11 R)
• M10: 4,991,034 km (0.043 R)
• M11: 5,287,387 km (0.034 R)
• M12: 6,815,529 km (0.074 R)
• M13: 7,518,340 km (0.108 R)
• M14: 7,768,169 km (0.077 R)
• M15: 8,760,152 km (0.067 R)
• M16: 9,354,205 km (0.078 R)
• M17: 9,735,680 km (0.086 R)
• M18: 12,100,373 km (0.103 R)
• M19: 16,386,053 km (0.087 R)
• M20: 16,654,581 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.1

Radius: 8.7

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.86 AU - 3 AU

Year: 2569 Days

Day: 14.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 25,675,124 km

• M1: 112,198 km (0.088 R)
• M2: 315,053 km (0.101 R)
• M3: 721,211 km (0.063 R)
• M4: 1,237,324 km (0.057 R)
• M5: 1,401,433 km (0.12 R)
• M6: 1,603,839 km (0.049 R)
• M7: 1,820,905 km (0.114 R)
• M8: 2,168,720 km (0.113 R)
• M9: 2,422,289 km (0.073 R)
• M10: 3,459,600 km (0.094 R)
• M11: 3,766,575 km (0.041 R)
• M12: 3,968,981 km (0.067 R)
• M13: 4,222,101 km (0.118 R)
• M14: 4,768,582 km (0.029 R)
• M15: 4,947,351 km (0.083 R)
• M16: 5,263,900 km (0.1 R)
• M17: 6,163,582 km (0.091 R)
• M18: 6,593,077 km (0.11 R)
• M19: 7,334,784 km (0.052 R)
• M20: 8,137,675 km (0.082 R)
• M21: 8,500,899 km (0.102 R)
• M22: 8,828,070 km (0.117 R)
• M23: 9,569,776 km (0.027 R)
• M24: 10,509,550 km (0.088 R)
• M25: 11,020,726 km (0.088 R)
• M26: 11,443,489 km (0.062 R)
• M27: 11,746,874 km (0.034 R)
• M28: 12,417,670 km (0.111 R)
• M29: 12,839,836 km (0.077 R)
• M30: 13,188,099 km (0.067 R)
• M31: 13,459,171 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.3

Radius: 10.2

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.32 AU - 5.36 AU

Year: 6132 Days

Day: 9.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 25,675,124 km

• M1: 189,989 km (0.113 R)
• M2: 678,726 km (0.119 R)
• M3: 925,412 km (0.108 R)
• M4: 1,276,818 km (0.113 R)
• M5: 1,515,726 km (0.095 R)
• M6: 1,864,289 km (0.056 R)
• M7: 2,934,512 km (0.118 R)
• M8: 3,361,315 km (0.119 R)
• M9: 3,606,954 km (0.108 R)
• M10: 4,513,817 km (0.096 R)
• M11: 5,370,863 km (0.048 R)
• M12: 5,788,091 km (0.078 R)
• M13: 6,528,601 km (0.071 R)
• M14: 6,901,249 km (0.075 R)
• M15: 7,165,439 km (0.089 R)
• M16: 7,495,153 km (0.113 R)
• M17: 10,730,057 km (0.12 R)
• M18: 11,282,671 km (0.092 R)
• M19: 11,507,667 km (0.111 R)
• M20: 11,887,645 km (0.11 R)
• M21: 12,390,892 km (0.095 R)
• M22: 12,626,659 km (0.073 R)
• M23: 14,722,076 km (0.086 R)
• M24: 15,238,638 km (0.094 R)
• M25: 15,897,018 km (0.102 R)
• M26: 17,025,584 km (0.092 R)
• M27: 18,383,484 km (0.066 R)
• M28: 20,797,096 km (0.095 R)
• M29: 21,411,046 km (0.102 R)
• M30: 21,981,762 km (0.088 R)
• M31: 22,243,707 km (0.066 R)
• M32: 23,468,465 km (0.051 R)
• M33: 24,120,562 km (0.055 R)
• M34: 24,948,287 km (0.113 R)
• M35: 25,903,470 km (0.049 R)
• M36: 26,876,604 km (0.097 R)
• M37: 29,418,571 km (0.089 R)
• M38: 29,904,315 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.3

Radius: 10.4

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 4.44 AU - 5.48 AU

Year: 7492 Days

Day: 12.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 25,675,124 km

• M1: 130,449 km (0.118 R)
• M2: 376,089 km (0.071 R)
• M3: 605,871 km (0.088 R)
• M4: 1,290,132 km (0.108 R)
• M5: 1,982,321 km (0.046 R)
• M6: 2,199,089 km (0.056 R)
• M7: 4,579,640 km (0.063 R)
• M8: 6,076,067 km (0.083 R)
• M9: 13,088,168 km (0.076 R)
• M10: 16,595,789 km (0.104 R)
• M11: 17,017,207 km (0.096 R)
• M12: 17,497,865 km (0.111 R)
• M13: 18,645,430 km (0.047 R)
• M14: 18,923,981 km (0.06 R)
• M15: 19,544,363 km (0.101 R)
• M16: 21,525,488 km (0.078 R)
• M17: 22,126,423 km (0.117 R)
• M18: 22,369,220 km (0.072 R)
• M19: 23,979,342 km (0.031 R)
• M20: 24,232,013 km (0.054 R)
• M21: 26,566,487 km (0.092 R)
• M22: 29,008,673 km (0.084 R)
• M23: 30,199,472 km (0.116 R)
• M24: 35,279,516 km (0.061 R)
• M25: 37,375,382 km (0.072 R)

Planet 9 - Ice Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355.1

Radius: 3.2

Gravity: 34.68 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.42 AU - 7.16 AU

Year: 9450 Days

Day: 16.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 25,675,124 km

• M1: 54,603 km (0.055 R)
• M2: 196,272 km (0.12 R)
• M3: 288,873 km (0.085 R)
• M4: 695,032 km (0.09 R)
• M5: 918,232 km (0.113 R)
• M6: 999,912 km (0.047 R)
• M7: 1,060,499 km (0.093 R)
• M8: 2,173,208 km (0.067 R)
• M9: 2,354,670 km (0.054 R)
• M10: 2,448,319 km (0.114 R)
• M11: 2,719,988 km (0.039 R)
• M12: 3,285,020 km (0.119 R)
• M13: 4,196,519 km (0.094 R)
• M14: 5,165,465 km (0.095 R)
• M15: 5,248,342 km (0.052 R)
• M16: 5,332,117 km (0.09 R)
• M17: 5,966,113 km (0.097 R)
• M18: 8,752,373 km (0.081 R)
• M19: 10,209,755 km (0.083 R)
• M20: 10,404,831 km (0.07 R)
• M21: 11,448,725 km (0.054 R)
• M22: 12,200,754 km (0.087 R)
• M23: 12,976,867 km (0.112 R)
• M24: 13,867,274 km (0.086 R)
• M25: 14,277,621 km (0.063 R)
• M26: 14,554,526 km (0.032 R)
• M27: 15,258,384 km (0.068 R)
• M28: 15,930,528 km (0.108 R)
• M29: 16,027,617 km (0.118 R)
• M30: 17,066,125 km (0.105 R)
• M31: 19,028,101 km (0.077 R)
• M32: 19,134,316 km (0.073 R)
• M33: 19,940,499 km (0.11 R)
• M34: 20,874,288 km (0.056 R)
• M35: 21,041,240 km (0.11 R)
• M36: 21,602,830 km (0.101 R)
• M37: 22,922,433 km (0.053 R)
• M38: 24,702,498 km (0.109 R)
• M39: 27,561,463 km (0.048 R)
• M40: 27,689,369 km (0.108 R)
• M41: 27,753,397 km (0.12 R)
• M42: 29,708,940 km (0.118 R)
• M43: 31,594,472 km (0.084 R)
• M44: 32,767,469 km (0.117 R)
• M45: 33,820,339 km (0.09 R)
• M46: 35,394,707 km (0.072 R)
• M47: 35,467,112 km (0.088 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 57.4

Radius: 3.4

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 7.11 AU - 7.61 AU

Year: 13543 Days

Day: 15.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 25,675,124 km

• M1: 45,328 km (0.105 R)
• M2: 214,673 km (0.082 R)
• M3: 330,312 km (0.105 R)
• M4: 1,386,473 km (0.066 R)
• M5: 1,938,639 km (0.093 R)
• M6: 2,138,950 km (0.091 R)
• M7: 2,970,715 km (0.117 R)
• M8: 3,802,329 km (0.087 R)
• M9: 4,001,294 km (0.059 R)
• M10: 4,184,701 km (0.089 R)
• M11: 5,537,216 km (0.086 R)
• M12: 10,905,535 km (0.106 R)
• M13: 11,275,790 km (0.085 R)
• M14: 11,964,688 km (0.043 R)
• M15: 12,927,350 km (0.109 R)
• M16: 13,219,814 km (0.112 R)
• M17: 13,589,919 km (0.103 R)
• M18: 15,121,802 km (0.107 R)
• M19: 16,161,507 km (0.098 R)
• M20: 16,859,979 km (0.098 R)
• M21: 18,780,517 km (0.087 R)
• M22: 21,879,586 km (0.103 R)
• M23: 22,691,454 km (0.105 R)
• M24: 22,884,585 km (0.113 R)
• M25: 23,420,145 km (0.117 R)
• M26: 23,912,172 km (0.098 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 11,520 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit