🌌 Stone's Star System Generator

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99

Radius: 13.7

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.51 AU - 0.59 AU

Year: 272 Days

Day: 12.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,589,532 km

• M1: 170,542 km (0.114 R)
• M2: 263,442 km (0.113 R)
• M3: 355,744 km (0.099 R)
• M4: 526,585 km (0.113 R)
• M5: 636,389 km (0.101 R)
• M6: 757,713 km (0.108 R)
• M7: 852,857 km (0.105 R)
• M8: 952,789 km (0.104 R)
• M9: 1,045,240 km (0.106 R)
• M10: 1,183,020 km (0.094 R)
• M11: 1,270,834 km (0.081 R)
• M12: 1,477,728 km (0.083 R)
• M13: 1,592,469 km (0.116 R)
• M14: 1,684,921 km (0.093 R)
• M15: 1,773,333 km (0.101 R)
• M16: 1,878,351 km (0.035 R)
• M17: 1,970,354 km (0.089 R)
• M18: 2,106,936 km (0.047 R)
• M19: 2,212,253 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.3

Radius: 9.7

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.87 AU - 0.91 AU

Year: 560 Days

Day: 11.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 31,589,532 km

• M1: 121,773 km (0.089 R)
• M2: 200,012 km (0.101 R)
• M3: 306,676 km (0.119 R)
• M4: 392,994 km (0.118 R)
• M5: 462,557 km (0.04 R)
• M6: 525,089 km (0.11 R)
• M7: 655,837 km (0.077 R)
• M8: 851,361 km (0.088 R)
• M9: 971,788 km (0.114 R)
• M10: 1,055,563 km (0.118 R)
• M11: 1,130,810 km (0.042 R)
• M12: 1,213,688 km (0.113 R)
• M13: 1,339,200 km (0.069 R)
• M14: 1,445,115 km (0.084 R)
• M15: 1,572,274 km (0.076 R)
• M16: 1,741,469 km (0.089 R)
• M17: 1,963,173 km (0.077 R)
• M18: 2,050,538 km (0.072 R)
• M19: 2,159,744 km (0.11 R)
• M20: 2,348,537 km (0.084 R)
• M21: 2,484,671 km (0.087 R)
• M22: 2,579,366 km (0.106 R)
• M23: 2,645,638 km (0.074 R)
• M24: 2,810,196 km (0.113 R)
• M25: 2,947,228 km (0.059 R)
• M26: 3,086,653 km (0.05 R)
• M27: 3,165,042 km (0.067 R)
• M28: 3,228,172 km (0.116 R)
• M29: 3,323,915 km (0.064 R)
• M30: 3,452,868 km (0.077 R)
• M31: 3,526,171 km (0.112 R)
• M32: 3,591,695 km (0.087 R)
• M33: 3,674,273 km (0.087 R)
• M34: 3,849,752 km (0.113 R)
• M35: 3,934,424 km (0.097 R)
• M36: 4,096,738 km (0.102 R)
• M37: 4,375,289 km (0.084 R)
• M38: 4,472,528 km (0.117 R)
• M39: 4,570,365 km (0.063 R)
• M40: 4,705,152 km (0.096 R)
• M41: 4,768,432 km (0.117 R)
• M42: 4,841,137 km (0.112 R)
• M43: 5,033,819 km (0.11 R)
• M44: 5,210,344 km (0.057 R)
• M45: 5,341,691 km (0.115 R)
• M46: 5,512,233 km (0.116 R)
• M47: 5,607,826 km (0.114 R)
• M48: 5,781,210 km (0.081 R)
• M49: 5,927,068 km (0.12 R)
• M50: 6,054,375 km (0.112 R)
• M51: 6,432,110 km (0.063 R)
• M52: 6,613,572 km (0.115 R)
• M53: 6,837,819 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.2

Radius: 13

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.88 AU - 0.98 AU

Year: 598 Days

Day: 6.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 31,589,532 km

• M1: 162,164 km (0.094 R)
• M2: 265,686 km (0.029 R)
• M3: 353,949 km (0.089 R)
• M4: 643,570 km (0.046 R)
• M5: 766,539 km (0.043 R)
• M6: 894,446 km (0.079 R)
• M7: 981,512 km (0.1 R)
• M8: 1,084,435 km (0.059 R)
• M9: 1,195,586 km (0.064 R)
• M10: 1,297,313 km (0.103 R)
• M11: 1,458,280 km (0.049 R)
• M12: 1,567,786 km (0.037 R)
• M13: 1,655,600 km (0.099 R)
• M14: 1,765,255 km (0.101 R)
• M15: 1,918,892 km (0.108 R)
• M16: 2,013,288 km (0.103 R)
• M17: 2,103,944 km (0.103 R)
• M18: 2,185,176 km (0.042 R)
• M19: 2,311,736 km (0.093 R)
• M20: 2,452,208 km (0.05 R)
• M21: 2,566,800 km (0.03 R)
• M22: 2,653,866 km (0.112 R)
• M23: 2,747,963 km (0.1 R)
• M24: 2,855,075 km (0.102 R)
• M25: 2,945,432 km (0.082 R)
• M26: 3,272,753 km (0.099 R)
• M27: 3,612,041 km (0.047 R)
• M28: 3,862,318 km (0.116 R)
• M29: 4,193,677 km (0.059 R)
• M30: 4,324,575 km (0.075 R)
• M31: 4,471,032 km (0.119 R)
• M32: 4,604,922 km (0.094 R)
• M33: 4,811,816 km (0.076 R)
• M34: 4,905,613 km (0.072 R)
• M35: 5,014,670 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538

Radius: 11.7

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.92 AU - 1.12 AU

Year: 687 Days

Day: 7.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 31,589,532 km

• M1: 146,756 km (0.112 R)
• M2: 234,270 km (0.114 R)
• M3: 316,250 km (0.107 R)
• M4: 392,994 km (0.105 R)
• M5: 474,674 km (0.073 R)
• M6: 568,023 km (0.047 R)
• M7: 650,751 km (0.069 R)
• M8: 733,628 km (0.105 R)
• M9: 958,174 km (0.095 R)
• M10: 1,032,824 km (0.09 R)
• M11: 1,177,186 km (0.113 R)
• M12: 1,536,669 km (0.105 R)
• M13: 1,651,411 km (0.116 R)
• M14: 1,782,309 km (0.087 R)
• M15: 1,978,432 km (0.098 R)
• M16: 2,181,885 km (0.049 R)
• M17: 2,326,247 km (0.095 R)
• M18: 2,399,699 km (0.097 R)
• M19: 2,473,900 km (0.094 R)
• M20: 2,617,065 km (0.072 R)
• M21: 2,864,650 km (0.114 R)
• M22: 2,943,637 km (0.068 R)
• M23: 3,120,013 km (0.049 R)
• M24: 3,283,374 km (0.088 R)
• M25: 3,449,727 km (0.077 R)
• M26: 3,601,718 km (0.05 R)
• M27: 3,764,780 km (0.087 R)
• M28: 3,912,732 km (0.102 R)
• M29: 4,027,175 km (0.062 R)
• M30: 4,178,568 km (0.115 R)
• M31: 4,350,007 km (0.071 R)
• M32: 4,487,039 km (0.093 R)
• M33: 4,756,165 km (0.052 R)
• M34: 4,944,808 km (0.069 R)
• M35: 5,136,144 km (0.103 R)
• M36: 5,213,187 km (0.118 R)
• M37: 5,290,828 km (0.11 R)
• M38: 5,447,158 km (0.066 R)
• M39: 5,614,857 km (0.094 R)
• M40: 5,794,374 km (0.082 R)
• M41: 5,884,881 km (0.119 R)
• M42: 6,006,355 km (0.059 R)
• M43: 6,138,749 km (0.069 R)
• M44: 6,292,834 km (0.04 R)
• M45: 6,469,061 km (0.114 R)
• M46: 6,710,063 km (0.084 R)
• M47: 7,190,122 km (0.085 R)
• M48: 7,287,511 km (0.118 R)
• M49: 7,385,198 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.3

Radius: 13.7

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.94 AU - 1.28 AU

Year: 780 Days

Day: 13.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 31,589,532 km

• M1: 171,290 km (0.097 R)
• M2: 288,574 km (0.097 R)
• M3: 399,875 km (0.062 R)
• M4: 520,451 km (0.093 R)
• M5: 629,209 km (0.113 R)
• M6: 1,030,281 km (0.107 R)
• M7: 1,165,068 km (0.072 R)
• M8: 1,306,289 km (0.099 R)
• M9: 1,419,833 km (0.098 R)
• M10: 1,512,285 km (0.078 R)
• M11: 1,652,308 km (0.107 R)
• M12: 1,849,778 km (0.055 R)
• M13: 2,000,423 km (0.069 R)
• M14: 2,116,211 km (0.112 R)
• M15: 2,223,024 km (0.118 R)
• M16: 2,366,489 km (0.105 R)
• M17: 2,471,656 km (0.068 R)
• M18: 2,723,429 km (0.118 R)
• M19: 2,902,348 km (0.038 R)
• M20: 2,996,445 km (0.112 R)
• M21: 3,097,873 km (0.109 R)
• M22: 3,200,646 km (0.08 R)
• M23: 3,317,632 km (0.106 R)
• M24: 3,422,799 km (0.12 R)
• M25: 3,515,849 km (0.09 R)
• M26: 3,724,837 km (0.112 R)
• M27: 3,882,514 km (0.075 R)
• M28: 4,112,894 km (0.118 R)
• M29: 4,340,582 km (0.113 R)
• M30: 4,477,763 km (0.045 R)
• M31: 4,594,450 km (0.026 R)
• M32: 4,689,893 km (0.084 R)
• M33: 4,801,044 km (0.084 R)
• M34: 4,898,133 km (0.04 R)
• M35: 5,010,781 km (0.084 R)
• M36: 5,109,216 km (0.03 R)
• M37: 5,208,399 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.2

Radius: 13.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.51 AU - 3.13 AU

Year: 3158 Days

Day: 9.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 31,589,532 km

• M1: 175,927 km (0.06 R)
• M2: 272,418 km (0.113 R)
• M3: 371,452 km (0.114 R)
• M4: 471,532 km (0.045 R)
• M5: 577,298 km (0.103 R)
• M6: 678,277 km (0.111 R)
• M7: 867,668 km (0.105 R)
• M8: 978,370 km (0.045 R)
• M9: 1,121,834 km (0.112 R)
• M10: 1,321,548 km (0.076 R)
• M11: 1,421,030 km (0.026 R)
• M12: 1,834,369 km (0.068 R)
• M13: 2,026,453 km (0.116 R)
• M14: 2,177,995 km (0.118 R)
• M15: 2,770,702 km (0.082 R)
• M16: 2,913,568 km (0.067 R)
• M17: 3,005,870 km (0.055 R)
• M18: 3,206,930 km (0.087 R)
• M19: 3,707,783 km (0.099 R)
• M20: 3,865,759 km (0.12 R)
• M21: 4,233,470 km (0.101 R)
• M22: 4,876,741 km (0.119 R)
• M23: 5,114,003 km (0.112 R)
• M24: 5,226,052 km (0.073 R)
• M25: 5,865,433 km (0.09 R)
• M26: 6,016,527 km (0.117 R)
• M27: 6,168,967 km (0.095 R)
• M28: 6,288,496 km (0.038 R)
• M29: 6,374,216 km (0.045 R)
• M30: 6,564,355 km (0.091 R)
• M31: 6,721,432 km (0.03 R)
• M32: 7,325,957 km (0.118 R)
• M33: 7,488,869 km (0.073 R)
• M34: 7,855,384 km (0.109 R)
• M35: 8,003,636 km (0.082 R)
• M36: 8,152,785 km (0.054 R)
• M37: 8,701,510 km (0.06 R)
• M38: 9,164,665 km (0.098 R)
• M39: 9,438,578 km (0.11 R)
• M40: 9,576,508 km (0.087 R)
• M41: 10,215,889 km (0.112 R)
• M42: 10,479,630 km (0.085 R)
• M43: 10,581,656 km (0.079 R)
• M44: 11,180,047 km (0.108 R)
• M45: 11,347,148 km (0.111 R)
• M46: 11,620,314 km (0.1 R)
• M47: 11,874,481 km (0.105 R)
• M48: 12,087,658 km (0.084 R)
• M49: 12,452,976 km (0.08 R)
• M50: 12,647,902 km (0.077 R)
• M51: 12,931,240 km (0.105 R)
• M52: 13,040,746 km (0.09 R)
• M53: 13,437,629 km (0.079 R)
• M54: 13,570,771 km (0.101 R)
• M55: 13,749,092 km (0.074 R)
• M56: 14,198,184 km (0.057 R)
• M57: 14,538,220 km (0.059 R)
• M58: 15,087,843 km (0.114 R)
• M59: 15,203,183 km (0.104 R)
• M60: 15,621,010 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.3

Radius: 12.5

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.6 AU - 5.12 AU

Year: 7145 Days

Day: 9.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 122.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 31,589,532 km

• M1: 195,375 km (0.075 R)
• M2: 313,108 km (0.101 R)
• M3: 655,687 km (0.082 R)
• M4: 1,057,657 km (0.113 R)
• M5: 1,267,992 km (0.059 R)
• M6: 1,359,994 km (0.105 R)
• M7: 2,133,116 km (0.07 R)
• M8: 2,471,656 km (0.056 R)
• M9: 2,803,314 km (0.114 R)
• M10: 2,925,386 km (0.094 R)
• M11: 3,721,546 km (0.061 R)
• M12: 3,964,942 km (0.079 R)
• M13: 4,697,373 km (0.091 R)
• M14: 4,901,873 km (0.078 R)
• M15: 5,169,055 km (0.072 R)
• M16: 5,410,656 km (0.098 R)
• M17: 5,842,545 km (0.071 R)
• M18: 6,031,038 km (0.038 R)
• M19: 6,805,207 km (0.109 R)
• M20: 7,070,295 km (0.094 R)
• M21: 8,129,597 km (0.075 R)
• M22: 8,624,168 km (0.081 R)
• M23: 8,839,140 km (0.108 R)
• M24: 8,983,502 km (0.108 R)
• M25: 9,605,679 km (0.097 R)
• M26: 10,128,524 km (0.113 R)
• M27: 10,241,769 km (0.095 R)
• M28: 10,355,464 km (0.079 R)
• M29: 10,699,090 km (0.107 R)
• M30: 11,085,202 km (0.114 R)
• M31: 11,436,757 km (0.114 R)
• M32: 11,871,339 km (0.113 R)
• M33: 11,950,925 km (0.095 R)
• M34: 12,150,788 km (0.12 R)
• M35: 12,675,428 km (0.046 R)
• M36: 14,209,255 km (0.092 R)
• M37: 14,633,813 km (0.112 R)
• M38: 15,800,976 km (0.073 R)
• M39: 16,196,662 km (0.087 R)
• M40: 16,285,075 km (0.105 R)
• M41: 16,373,637 km (0.088 R)
• M42: 16,640,220 km (0.101 R)
• M43: 17,493,825 km (0.081 R)
• M44: 18,040,456 km (0.113 R)
• M45: 18,685,223 km (0.078 R)
• M46: 19,384,294 km (0.109 R)
• M47: 19,478,241 km (0.067 R)
• M48: 20,187,185 km (0.116 R)
• M49: 20,760,295 km (0.107 R)
• M50: 21,097,189 km (0.1 R)
• M51: 21,435,879 km (0.115 R)
• M52: 21,727,595 km (0.109 R)
• M53: 22,020,657 km (0.104 R)
• M54: 22,216,780 km (0.111 R)
• M55: 22,462,719 km (0.102 R)
• M56: 22,858,106 km (0.109 R)
• M57: 24,361,265 km (0.092 R)
• M58: 24,971,475 km (0.108 R)
• M59: 25,586,771 km (0.102 R)
• M60: 25,741,455 km (0.059 R)
• M61: 26,884,533 km (0.067 R)
• M62: 27,620,704 km (0.074 R)
• M63: 27,938,300 km (0.098 R)
• M64: 28,576,933 km (0.118 R)
• M65: 28,737,302 km (0.057 R)
• M66: 29,274,209 km (0.082 R)
• M67: 30,194,535 km (0.113 R)
• M68: 30,412,499 km (0.054 R)
• M69: 30,576,309 km (0.052 R)
• M70: 32,063,611 km (0.052 R)
• M71: 32,676,364 km (0.114 R)
• M72: 32,844,213 km (0.036 R)
• M73: 33,012,211 km (0.09 R)
• M74: 33,913,388 km (0.118 R)
• M75: 35,567,343 km (0.112 R)
• M76: 35,855,169 km (0.072 R)
• M77: 36,317,426 km (0.063 R)
• M78: 36,897,866 km (0.067 R)
• M79: 37,539,790 km (0.09 R)
• M80: 38,126,663 km (0.086 R)
• M81: 39,071,972 km (0.087 R)

Asteroid Belt

Center: 5.24 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.4

Radius: 13.9

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 5.06 AU - 6.18 AU

Year: 8885 Days

Day: 7.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 31,589,532 km

• M1: 180,864 km (0.073 R)
• M2: 534,663 km (0.105 R)
• M3: 754,721 km (0.114 R)
• M4: 993,031 km (0.119 R)
• M5: 1,181,225 km (0.046 R)
• M6: 1,303,446 km (0.078 R)
• M7: 1,748,500 km (0.102 R)
• M8: 2,278,525 km (0.112 R)
• M9: 2,413,911 km (0.074 R)
• M10: 2,532,243 km (0.096 R)
• M11: 2,672,716 km (0.053 R)
• M12: 2,878,113 km (0.101 R)
• M13: 3,866,656 km (0.048 R)
• M14: 3,959,407 km (0.066 R)
• M15: 4,952,886 km (0.068 R)
• M16: 5,053,865 km (0.1 R)
• M17: 5,155,591 km (0.073 R)
• M18: 6,319,014 km (0.081 R)
• M19: 7,186,383 km (0.079 R)
• M20: 7,387,442 km (0.115 R)
• M21: 7,532,103 km (0.08 R)
• M22: 7,736,454 km (0.096 R)
• M23: 8,180,460 km (0.097 R)
• M24: 8,450,784 km (0.116 R)
• M25: 8,602,326 km (0.116 R)
• M26: 8,785,285 km (0.117 R)
• M27: 9,217,473 km (0.094 R)
• M28: 9,815,116 km (0.044 R)
• M29: 11,247,067 km (0.076 R)
• M30: 11,885,551 km (0.088 R)
• M31: 12,055,494 km (0.114 R)
• M32: 12,432,331 km (0.067 R)
• M33: 13,057,351 km (0.058 R)
• M34: 13,197,674 km (0.071 R)
• M35: 13,303,290 km (0.085 R)
• M36: 13,409,056 km (0.098 R)
• M37: 13,515,270 km (0.092 R)
• M38: 13,871,014 km (0.109 R)
• M39: 14,085,986 km (0.118 R)
• M40: 14,265,952 km (0.113 R)
• M41: 14,446,666 km (0.11 R)
• M42: 14,920,293 km (0.096 R)
• M43: 15,103,700 km (0.104 R)
• M44: 15,435,957 km (0.108 R)
• M45: 16,032,553 km (0.084 R)
• M46: 16,333,694 km (0.06 R)
• M47: 16,484,937 km (0.103 R)
• M48: 16,827,068 km (0.109 R)
• M49: 17,711,789 km (0.05 R)
• M50: 17,828,326 km (0.118 R)
• M51: 18,297,166 km (0.096 R)
• M52: 18,532,932 km (0.119 R)
• M53: 19,286,606 km (0.105 R)
• M54: 19,446,526 km (0.103 R)
• M55: 20,009,912 km (0.114 R)
• M56: 20,946,993 km (0.094 R)
• M57: 21,317,547 km (0.101 R)
• M58: 21,441,564 km (0.098 R)
• M59: 21,648,757 km (0.111 R)
• M60: 21,940,024 km (0.09 R)
• M61: 22,274,525 km (0.027 R)
• M62: 22,906,127 km (0.11 R)
• M63: 23,330,536 km (0.115 R)
• M64: 23,458,442 km (0.077 R)
• M65: 23,586,498 km (0.084 R)
• M66: 23,757,488 km (0.076 R)
• M67: 24,662,705 km (0.105 R)
• M68: 24,749,472 km (0.085 R)
• M69: 25,622,974 km (0.047 R)
• M70: 25,710,937 km (0.082 R)
• M71: 26,373,506 km (0.113 R)
• M72: 26,729,100 km (0.093 R)
• M73: 27,670,221 km (0.051 R)
• M74: 29,400,918 km (0.07 R)
• M75: 30,000,955 km (0.087 R)
• M76: 30,372,257 km (0.107 R)
• M77: 30,511,982 km (0.101 R)
• M78: 30,838,554 km (0.051 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 13,534 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit