🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.5 AU - 0.72 AU

Year: 313 Days

Day: 19.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,109,775 km

• M1: 189,092 km (0.029 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348

Radius: 12.3

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.63 AU - 1.91 AU

Year: 1545 Days

Day: 15 Hours

Environment

Temp: -191 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 63,109,775 km

• M1: 172,935 km (0.12 R)
• M2: 263,591 km (0.025 R)
• M3: 349,760 km (0.104 R)
• M4: 431,590 km (0.091 R)
• M5: 570,865 km (0.119 R)
• M6: 715,676 km (0.057 R)
• M7: 828,473 km (0.118 R)
• M8: 934,239 km (0.043 R)
• M9: 1,059,303 km (0.079 R)
• M10: 1,220,419 km (0.115 R)
• M11: 1,319,603 km (0.119 R)
• M12: 1,445,714 km (0.068 R)
• M13: 1,609,224 km (0.114 R)
• M14: 1,796,371 km (0.099 R)
• M15: 2,063,553 km (0.094 R)
• M16: 2,174,106 km (0.118 R)
• M17: 2,267,754 km (0.108 R)
• M18: 2,372,473 km (0.026 R)
• M19: 2,636,513 km (0.079 R)
• M20: 2,716,697 km (0.054 R)
• M21: 2,869,138 km (0.06 R)
• M22: 2,951,566 km (0.036 R)
• M23: 3,066,457 km (0.11 R)
• M24: 3,236,101 km (0.105 R)
• M25: 3,398,116 km (0.06 R)
• M26: 3,485,630 km (0.116 R)
• M27: 3,607,104 km (0.059 R)
• M28: 3,992,019 km (0.065 R)
• M29: 4,212,826 km (0.086 R)
• M30: 4,330,858 km (0.073 R)
• M31: 4,594,151 km (0.082 R)
• M32: 4,703,357 km (0.064 R)
• M33: 4,788,927 km (0.043 R)
• M34: 4,887,362 km (0.114 R)
• M35: 5,073,911 km (0.112 R)
• M36: 5,212,139 km (0.116 R)
• M37: 5,466,755 km (0.106 R)
• M38: 5,569,828 km (0.112 R)
• M39: 6,028,046 km (0.068 R)
• M40: 6,525,908 km (0.085 R)
• M41: 6,635,414 km (0.055 R)
• M42: 6,869,983 km (0.101 R)
• M43: 6,967,222 km (0.119 R)
• M44: 7,051,146 km (0.076 R)
• M45: 7,276,440 km (0.036 R)
• M46: 7,748,422 km (0.084 R)
• M47: 7,922,703 km (0.079 R)
• M48: 8,230,576 km (0.101 R)
• M49: 8,334,097 km (0.099 R)
• M50: 8,452,878 km (0.109 R)
• M51: 8,617,286 km (0.078 R)
• M52: 8,888,507 km (0.067 R)
• M53: 9,377,692 km (0.117 R)
• M54: 9,797,314 km (0.094 R)
• M55: 10,270,791 km (0.074 R)
• M56: 10,350,527 km (0.088 R)
• M57: 10,622,795 km (0.048 R)
• M58: 10,751,898 km (0.113 R)
• M59: 10,881,300 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.3

Radius: 11.8

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.6 AU - 2.66 AU

Year: 2039 Days

Day: 6.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 63,109,775 km

• M1: 154,834 km (0.108 R)
• M2: 229,334 km (0.082 R)
• M3: 380,278 km (0.073 R)
• M4: 543,639 km (0.112 R)
• M5: 683,812 km (0.103 R)
• M6: 907,161 km (0.12 R)
• M7: 1,011,730 km (0.052 R)
• M8: 1,350,869 km (0.067 R)
• M9: 1,715,588 km (0.072 R)
• M10: 1,827,039 km (0.06 R)
• M11: 1,972,598 km (0.084 R)
• M12: 2,275,234 km (0.077 R)
• M13: 2,466,570 km (0.119 R)
• M14: 2,593,129 km (0.115 R)
• M15: 2,698,446 km (0.117 R)
• M16: 2,889,184 km (0.118 R)
• M17: 3,035,191 km (0.119 R)
• M18: 3,146,342 km (0.087 R)
• M19: 3,258,840 km (0.099 R)
• M20: 3,385,549 km (0.101 R)
• M21: 3,462,293 km (0.115 R)
• M22: 3,775,551 km (0.082 R)
• M23: 3,989,476 km (0.086 R)
• M24: 4,541,941 km (0.105 R)
• M25: 4,669,548 km (0.066 R)
• M26: 4,943,013 km (0.091 R)
• M27: 5,147,962 km (0.118 R)
• M28: 5,251,484 km (0.116 R)
• M29: 5,642,084 km (0.104 R)
• M30: 5,841,049 km (0.09 R)
• M31: 5,949,059 km (0.117 R)
• M32: 6,104,640 km (0.118 R)
• M33: 6,531,443 km (0.074 R)
• M34: 6,805,058 km (0.102 R)
• M35: 7,347,200 km (0.099 R)
• M36: 7,818,284 km (0.104 R)
• M37: 7,954,568 km (0.083 R)
• M38: 8,091,749 km (0.118 R)
• M39: 8,299,091 km (0.114 R)
• M40: 8,789,473 km (0.037 R)
• M41: 9,109,762 km (0.105 R)
• M42: 9,452,042 km (0.117 R)
• M43: 9,652,204 km (0.097 R)
• M44: 9,890,514 km (0.097 R)
• M45: 9,964,265 km (0.083 R)
• M46: 10,223,668 km (0.027 R)
• M47: 10,372,967 km (0.036 R)
• M48: 10,560,562 km (0.101 R)
• M49: 10,768,354 km (0.06 R)
• M50: 10,920,196 km (0.118 R)
• M51: 11,168,678 km (0.095 R)
• M52: 11,303,166 km (0.043 R)
• M53: 11,380,359 km (0.036 R)
• M54: 11,593,237 km (0.09 R)
• M55: 11,983,986 km (0.113 R)
• M56: 12,121,616 km (0.07 R)
• M57: 12,279,741 km (0.091 R)
• M58: 12,677,971 km (0.069 R)
• M59: 12,918,973 km (0.094 R)
• M60: 13,060,193 km (0.033 R)
• M61: 13,202,012 km (0.115 R)
• M62: 13,385,120 km (0.115 R)
• M63: 13,487,146 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.8

Radius: 12.1

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 3.22 AU - 3.32 AU

Year: 3879 Days

Day: 7.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 63,109,775 km

• M1: 194,028 km (0.069 R)
• M2: 307,723 km (0.052 R)
• M3: 453,730 km (0.082 R)
• M4: 554,111 km (0.12 R)
• M5: 645,964 km (0.099 R)
• M6: 753,225 km (0.093 R)
• M7: 886,966 km (0.088 R)
• M8: 1,039,705 km (0.095 R)
• M9: 1,168,659 km (0.075 R)
• M10: 1,384,528 km (0.1 R)
• M11: 1,625,979 km (0.102 R)
• M12: 1,960,779 km (0.091 R)
• M13: 2,054,876 km (0.111 R)
• M14: 2,164,083 km (0.072 R)
• M15: 2,275,533 km (0.107 R)
• M16: 2,388,779 km (0.071 R)
• M17: 2,547,801 km (0.11 R)
• M18: 2,815,731 km (0.108 R)
• M19: 2,891,727 km (0.106 R)
• M20: 3,155,617 km (0.113 R)
• M21: 3,378,967 km (0.058 R)
• M22: 3,541,730 km (0.107 R)
• M23: 3,657,219 km (0.1 R)
• M24: 4,132,043 km (0.061 R)
• M25: 4,253,815 km (0.118 R)
• M26: 4,626,464 km (0.117 R)
• M27: 4,844,129 km (0.055 R)
• M28: 5,046,684 km (0.119 R)
• M29: 5,807,090 km (0.05 R)
• M30: 6,200,682 km (0.09 R)
• M31: 6,481,477 km (0.038 R)
• M32: 6,603,100 km (0.071 R)
• M33: 6,684,482 km (0.102 R)
• M34: 6,993,252 km (0.052 R)
• M35: 7,348,696 km (0.105 R)
• M36: 7,454,462 km (0.074 R)
• M37: 8,077,537 km (0.051 R)
• M38: 8,539,196 km (0.093 R)
• M39: 8,650,347 km (0.095 R)
• M40: 9,100,038 km (0.115 R)
• M41: 9,190,994 km (0.036 R)
• M42: 9,373,653 km (0.056 R)
• M43: 9,603,585 km (0.118 R)
• M44: 9,905,324 km (0.075 R)
• M45: 10,139,744 km (0.066 R)
• M46: 10,423,232 km (0.085 R)
• M47: 10,829,539 km (0.094 R)
• M48: 11,046,756 km (0.082 R)
• M49: 11,265,318 km (0.045 R)
• M50: 11,436,458 km (0.103 R)
• M51: 11,756,448 km (0.119 R)
• M52: 12,054,447 km (0.116 R)
• M53: 12,179,361 km (0.096 R)
• M54: 12,683,356 km (0.042 R)
• M55: 12,988,985 km (0.098 R)
• M56: 13,973,040 km (0.078 R)
• M57: 14,315,170 km (0.119 R)
• M58: 14,846,990 km (0.113 R)
• M59: 14,927,324 km (0.096 R)
• M60: 15,115,219 km (0.054 R)
• M61: 15,820,573 km (0.119 R)
• M62: 16,204,741 km (0.109 R)
• M63: 16,481,048 km (0.043 R)
• M64: 16,703,201 km (0.025 R)
• M65: 17,686,956 km (0.099 R)
• M66: 18,718,284 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481

Radius: 12.5

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.76 AU - 4.3 AU

Year: 5307 Days

Day: 12.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 63,109,775 km

• M1: 171,738 km (0.107 R)
• M2: 285,582 km (0.09 R)
• M3: 429,495 km (0.101 R)
• M4: 905,366 km (0.028 R)
• M5: 1,060,200 km (0.056 R)
• M6: 1,168,659 km (0.081 R)
• M7: 1,502,561 km (0.082 R)
• M8: 1,625,830 km (0.115 R)
• M9: 1,752,689 km (0.117 R)
• M10: 1,949,559 km (0.091 R)
• M11: 2,136,557 km (0.026 R)
• M12: 2,437,398 km (0.075 R)
• M13: 2,583,705 km (0.113 R)
• M14: 2,733,153 km (0.106 R)
• M15: 2,962,786 km (0.077 R)
• M16: 3,119,415 km (0.062 R)
• M17: 3,752,663 km (0.085 R)
• M18: 4,116,933 km (0.078 R)
• M19: 4,248,131 km (0.076 R)
• M20: 4,764,543 km (0.12 R)
• M21: 5,206,305 km (0.11 R)
• M22: 5,516,272 km (0.093 R)
• M23: 5,685,617 km (0.093 R)
• M24: 5,832,223 km (0.047 R)
• M25: 6,029,692 km (0.051 R)
• M26: 6,204,272 km (0.069 R)
• M27: 6,405,781 km (0.065 R)
• M28: 6,609,683 km (0.103 R)
• M29: 6,738,187 km (0.03 R)
• M30: 6,893,470 km (0.105 R)
• M31: 7,393,127 km (0.079 R)
• M32: 7,553,346 km (0.029 R)
• M33: 7,687,685 km (0.058 R)
• M34: 7,904,452 km (0.116 R)
• M35: 8,095,788 km (0.113 R)
• M36: 8,622,971 km (0.119 R)
• M37: 8,819,991 km (0.102 R)
• M38: 9,448,901 km (0.101 R)
• M39: 9,681,226 km (0.106 R)
• M40: 10,033,230 km (0.105 R)
• M41: 10,300,113 km (0.075 R)
• M42: 10,599,308 km (0.097 R)
• M43: 10,931,864 km (0.075 R)
• M44: 11,360,014 km (0.029 R)
• M45: 11,793,698 km (0.108 R)
• M46: 12,201,352 km (0.09 R)
• M47: 12,613,494 km (0.108 R)
• M48: 12,741,400 km (0.109 R)
• M49: 13,062,587 km (0.096 R)
• M50: 13,321,690 km (0.082 R)
• M51: 14,175,146 km (0.095 R)
• M52: 14,642,041 km (0.09 R)
• M53: 15,317,924 km (0.099 R)
• M54: 16,735,065 km (0.059 R)
• M55: 17,655,391 km (0.056 R)
• M56: 17,762,653 km (0.093 R)
• M57: 17,905,968 km (0.08 R)
• M58: 19,397,309 km (0.104 R)
• M59: 20,476,209 km (0.065 R)
• M60: 20,890,445 km (0.087 R)
• M61: 21,421,817 km (0.099 R)
• M62: 21,650,851 km (0.118 R)
• M63: 22,111,463 km (0.093 R)
• M64: 22,227,252 km (0.09 R)
• M65: 23,159,695 km (0.102 R)
• M66: 23,316,324 km (0.049 R)
• M67: 24,383,107 km (0.079 R)
• M68: 24,462,842 km (0.081 R)
• M69: 24,742,291 km (0.036 R)
• M70: 24,902,361 km (0.113 R)
• M71: 25,748,935 km (0.094 R)
• M72: 25,830,167 km (0.07 R)
• M73: 25,911,249 km (0.104 R)
• M74: 26,114,702 km (0.108 R)
• M75: 26,237,073 km (0.084 R)
• M76: 26,646,074 km (0.109 R)
• M77: 27,304,753 km (0.116 R)
• M78: 27,428,919 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.4

Radius: 12.4

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.23 AU - 6.49 AU

Year: 8141 Days

Day: 7.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 63,109,775 km

• M1: 162,613 km (0.07 R)
• M2: 303,235 km (0.107 R)
• M3: 603,777 km (0.12 R)
• M4: 702,063 km (0.098 R)
• M5: 951,143 km (0.036 R)
• M6: 1,117,346 km (0.079 R)
• M7: 1,319,752 km (0.118 R)
• M8: 1,412,353 km (0.073 R)
• M9: 1,548,488 km (0.037 R)
• M10: 1,775,876 km (0.09 R)
• M11: 2,263,715 km (0.114 R)
• M12: 2,375,913 km (0.056 R)
• M13: 2,724,177 km (0.108 R)
• M14: 2,983,131 km (0.107 R)
• M15: 3,124,501 km (0.113 R)
• M16: 3,488,024 km (0.113 R)
• M17: 3,599,624 km (0.08 R)
• M18: 3,865,160 km (0.104 R)
• M19: 4,295,404 km (0.105 R)
• M20: 4,375,289 km (0.043 R)
• M21: 4,516,210 km (0.029 R)
• M22: 4,969,492 km (0.082 R)
• M23: 5,095,603 km (0.097 R)
• M24: 5,372,658 km (0.113 R)
• M25: 5,720,473 km (0.114 R)
• M26: 5,941,579 km (0.028 R)
• M27: 6,346,839 km (0.11 R)
• M28: 6,761,225 km (0.107 R)
• M29: 6,901,249 km (0.086 R)
• M30: 7,399,111 km (0.054 R)
• M31: 8,031,760 km (0.083 R)
• M32: 8,757,908 km (0.086 R)
• M33: 8,859,635 km (0.042 R)
• M34: 9,688,407 km (0.117 R)
• M35: 10,353,220 km (0.091 R)
• M36: 10,514,935 km (0.068 R)
• M37: 11,225,525 km (0.077 R)
• M38: 11,867,150 km (0.071 R)
• M39: 12,292,008 km (0.083 R)
• M40: 12,549,317 km (0.099 R)
• M41: 12,664,208 km (0.049 R)
• M42: 12,750,675 km (0.117 R)
• M43: 13,390,655 km (0.099 R)
• M44: 13,566,881 km (0.096 R)
• M45: 13,684,914 km (0.099 R)
• M46: 13,832,866 km (0.074 R)
• M47: 13,981,417 km (0.101 R)
• M48: 14,250,095 km (0.096 R)
• M49: 14,430,211 km (0.111 R)
• M50: 15,991,264 km (0.034 R)
• M51: 16,554,949 km (0.093 R)
• M52: 16,934,329 km (0.068 R)
• M53: 18,252,436 km (0.101 R)
• M54: 18,513,484 km (0.118 R)
• M55: 19,303,960 km (0.035 R)
• M56: 19,503,374 km (0.067 R)
• M57: 20,038,336 km (0.075 R)
• M58: 20,544,276 km (0.104 R)
• M59: 20,646,002 km (0.095 R)
• M60: 21,054,404 km (0.037 R)
• M61: 21,983,258 km (0.047 R)
• M62: 22,156,641 km (0.108 R)
• M63: 23,631,826 km (0.104 R)
• M64: 23,916,361 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 482.1

Radius: 7.6

Gravity: 8.35 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.92 AU - 11.28 AU

Year: 18008 Days

Day: 17 Hours

Environment

Temp: -225 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 63,109,775 km

• M1: 116,836 km (0.098 R)
• M2: 234,121 km (0.039 R)
• M3: 579,841 km (0.085 R)
• M4: 952,041 km (0.061 R)
• M5: 1,114,803 km (0.054 R)
• M6: 1,162,974 km (0.098 R)
• M7: 1,520,363 km (0.083 R)
• M8: 1,683,724 km (0.103 R)
• M9: 1,739,524 km (0.111 R)
• M10: 2,456,547 km (0.108 R)
• M11: 2,812,889 km (0.109 R)
• M12: 3,014,098 km (0.073 R)
• M13: 4,628,857 km (0.096 R)
• M14: 5,354,706 km (0.112 R)
• M15: 5,815,468 km (0.084 R)
• M16: 6,376,609 km (0.087 R)
• M17: 6,775,138 km (0.063 R)
• M18: 7,181,745 km (0.085 R)
• M19: 7,411,079 km (0.115 R)
• M20: 8,593,799 km (0.078 R)
• M21: 8,837,195 km (0.118 R)
• M22: 8,886,263 km (0.111 R)
• M23: 9,481,064 km (0.067 R)
• M24: 9,682,124 km (0.094 R)
• M25: 10,865,892 km (0.118 R)
• M26: 11,182,142 km (0.103 R)
• M27: 12,149,142 km (0.063 R)
• M28: 13,479,516 km (0.112 R)
• M29: 13,592,612 km (0.114 R)
• M30: 15,206,624 km (0.12 R)
• M31: 15,383,149 km (0.112 R)
• M32: 16,096,132 km (0.054 R)
• M33: 16,396,226 km (0.065 R)
• M34: 16,759,001 km (0.109 R)
• M35: 18,236,130 km (0.12 R)
• M36: 18,926,973 km (0.051 R)
• M37: 20,140,361 km (0.078 R)
• M38: 20,334,240 km (0.088 R)
• M39: 20,528,717 km (0.086 R)
• M40: 21,444,556 km (0.057 R)
• M41: 22,641,638 km (0.103 R)
• M42: 22,708,807 km (0.08 R)
• M43: 22,978,083 km (0.079 R)
• M44: 24,684,397 km (0.104 R)
• M45: 25,657,830 km (0.057 R)
• M46: 26,714,589 km (0.102 R)
• M47: 26,998,676 km (0.1 R)
• M48: 29,527,927 km (0.029 R)
• M49: 30,634,802 km (0.074 R)
• M50: 33,805,678 km (0.119 R)
• M51: 34,036,208 km (0.083 R)
• M52: 34,267,187 km (0.083 R)
• M53: 35,274,131 km (0.111 R)
• M54: 35,585,893 km (0.072 R)
• M55: 36,055,181 km (0.12 R)
• M56: 36,133,720 km (0.112 R)
• M57: 36,369,337 km (0.062 R)
• M58: 37,000,191 km (0.041 R)
• M59: 37,953,279 km (0.109 R)
• M60: 38,033,015 km (0.099 R)
• M61: 38,272,670 km (0.094 R)
• M62: 39,075,263 km (0.099 R)
• M63: 39,236,530 km (0.059 R)
• M64: 40,208,317 km (0.07 R)
• M65: 40,697,054 km (0.091 R)
• M66: 40,942,244 km (0.11 R)
• M67: 41,270,013 km (0.087 R)
• M68: 41,598,530 km (0.08 R)
• M69: 41,845,516 km (0.095 R)
• M70: 42,755,221 km (0.074 R)
• M71: 43,420,782 km (0.094 R)
• M72: 45,184,541 km (0.112 R)
• M73: 45,862,668 km (0.039 R)
• M74: 46,288,124 km (0.114 R)
• M75: 46,629,357 km (0.11 R)
• M76: 46,714,927 km (0.046 R)
• M77: 47,400,534 km (0.097 R)
• M78: 50,438,867 km (0.096 R)
• M79: 52,025,801 km (0.118 R)
• M80: 52,558,370 km (0.107 R)
• M81: 53,003,722 km (0.065 R)
• M82: 54,077,386 km (0.069 R)
• M83: 55,519,959 km (0.103 R)
• M84: 56,519,272 km (0.114 R)
• M85: 57,158,205 km (0.101 R)
• M86: 58,535,403 km (0.079 R)
• M87: 58,812,159 km (0.089 R)
• M88: 59,181,815 km (0.101 R)
• M89: 59,552,220 km (0.093 R)
• M90: 60,016,422 km (0.078 R)
• M91: 60,295,422 km (0.085 R)
• M92: 61,041,766 km (0.092 R)
• M93: 61,416,059 km (0.077 R)
• M94: 62,449,332 km (0.091 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: 222 - 12,036 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit