🌌 Stone's Star System Generator

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.2

Radius: 8.9

Gravity: 8.25 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.44 AU - 0.62 AU

Year: 262 Days

Day: 7.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 12,705,930 km

• M1: 131,646 km (0.059 R)
• M2: 210,933 km (0.085 R)
• M3: 291,716 km (0.12 R)
• M4: 348,264 km (0.091 R)
• M5: 419,772 km (0.054 R)
• M6: 486,343 km (0.087 R)
• M7: 592,557 km (0.085 R)
• M8: 653,593 km (0.058 R)
• M9: 710,440 km (0.106 R)
• M10: 826,379 km (0.075 R)
• M11: 938,128 km (0.117 R)
• M12: 1,047,783 km (0.099 R)
• M13: 1,196,783 km (0.083 R)
• M14: 1,267,992 km (0.074 R)
• M15: 1,340,846 km (0.062 R)
• M16: 1,469,500 km (0.106 R)
• M17: 1,541,905 km (0.045 R)
• M18: 1,615,507 km (0.072 R)
• M19: 1,681,480 km (0.114 R)
• M20: 1,748,350 km (0.119 R)
• M21: 1,816,118 km (0.063 R)
• M22: 1,912,609 km (0.114 R)
• M23: 2,001,470 km (0.119 R)
• M24: 2,072,529 km (0.11 R)
• M25: 2,202,679 km (0.059 R)
• M26: 2,291,091 km (0.048 R)
• M27: 2,440,988 km (0.082 R)
• M28: 2,501,725 km (0.057 R)
• M29: 2,578,618 km (0.097 R)
• M30: 2,635,466 km (0.091 R)
• M31: 2,718,941 km (0.04 R)
• M32: 2,872,429 km (0.102 R)
• M33: 2,936,905 km (0.091 R)
• M34: 3,078,126 km (0.038 R)
• M35: 3,166,089 km (0.112 R)
• M36: 3,271,705 km (0.115 R)
• M37: 3,395,572 km (0.082 R)
• M38: 3,475,159 km (0.074 R)
• M39: 3,532,455 km (0.098 R)
• M40: 3,601,569 km (0.08 R)
• M41: 3,835,241 km (0.062 R)
• M42: 3,924,251 km (0.111 R)
• M43: 3,983,941 km (0.106 R)
• M44: 4,043,930 km (0.105 R)
• M45: 4,116,185 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.8

Radius: 8.3

Gravity: 11.19 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.48 AU - 0.6 AU

Year: 269 Days

Day: 6.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 12,705,930 km

• M1: 112,049 km (0.106 R)
• M2: 172,337 km (0.066 R)
• M3: 258,505 km (0.11 R)
• M4: 362,476 km (0.071 R)
• M5: 415,284 km (0.08 R)
• M6: 477,068 km (0.097 R)
• M7: 573,259 km (0.105 R)
• M8: 643,420 km (0.112 R)
• M9: 782,846 km (0.072 R)
• M10: 898,784 km (0.088 R)
• M11: 1,075,758 km (0.063 R)
• M12: 1,234,781 km (0.068 R)
• M13: 1,306,588 km (0.119 R)
• M14: 1,362,537 km (0.097 R)
• M15: 1,428,061 km (0.115 R)
• M16: 1,490,294 km (0.026 R)
• M17: 1,548,787 km (0.105 R)
• M18: 1,645,128 km (0.112 R)
• M19: 1,738,776 km (0.068 R)
• M20: 1,834,219 km (0.054 R)
• M21: 1,955,992 km (0.108 R)
• M22: 2,040,365 km (0.05 R)
• M23: 2,095,717 km (0.042 R)
• M24: 2,218,088 km (0.117 R)
• M25: 2,269,848 km (0.069 R)
• M26: 2,369,181 km (0.036 R)
• M27: 2,448,618 km (0.116 R)
• M28: 2,507,560 km (0.118 R)
• M29: 2,561,564 km (0.115 R)
• M30: 2,665,086 km (0.115 R)
• M31: 2,731,208 km (0.088 R)
• M32: 2,803,614 km (0.096 R)
• M33: 2,859,563 km (0.055 R)
• M34: 2,961,439 km (0.118 R)
• M35: 3,024,271 km (0.114 R)
• M36: 3,203,938 km (0.042 R)
• M37: 3,286,216 km (0.091 R)
• M38: 3,387,045 km (0.03 R)
• M39: 3,458,852 km (0.111 R)
• M40: 3,531,258 km (0.112 R)
• M41: 3,604,112 km (0.077 R)
• M42: 3,659,014 km (0.107 R)
• M43: 3,875,482 km (0.063 R)
• M44: 4,077,140 km (0.114 R)
• M45: 4,185,599 km (0.111 R)
• M46: 4,262,791 km (0.116 R)
• M47: 4,340,433 km (0.086 R)
• M48: 4,471,032 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.3

Radius: 10.1

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.56 AU - 0.9 AU

Year: 423 Days

Day: 11.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 12,705,930 km

• M1: 127,158 km (0.11 R)
• M2: 189,989 km (0.112 R)
• M3: 254,616 km (0.091 R)
• M4: 318,943 km (0.11 R)
• M5: 459,864 km (0.071 R)
• M6: 542,442 km (0.119 R)
• M7: 624,571 km (0.103 R)
• M8: 704,905 km (0.098 R)
• M9: 771,925 km (0.097 R)
• M10: 938,876 km (0.106 R)
• M11: 1,075,010 km (0.097 R)
• M12: 1,173,745 km (0.107 R)
• M13: 1,313,021 km (0.095 R)
• M14: 1,380,489 km (0.111 R)
• M15: 1,466,658 km (0.114 R)
• M16: 1,550,283 km (0.088 R)
• M17: 1,690,157 km (0.12 R)
• M18: 1,806,095 km (0.082 R)
• M19: 1,891,366 km (0.112 R)
• M20: 2,016,878 km (0.113 R)
• M21: 2,120,251 km (0.034 R)
• M22: 2,230,654 km (0.065 R)
• M23: 2,332,680 km (0.062 R)
• M24: 2,410,171 km (0.087 R)
• M25: 2,493,946 km (0.079 R)
• M26: 2,605,247 km (0.078 R)
• M27: 2,685,880 km (0.089 R)
• M28: 2,761,876 km (0.12 R)
• M29: 2,844,155 km (0.079 R)
• M30: 2,960,691 km (0.066 R)
• M31: 3,090,094 km (0.064 R)
• M32: 3,221,590 km (0.098 R)
• M33: 3,285,020 km (0.073 R)
• M34: 3,597,081 km (0.066 R)
• M35: 3,729,475 km (0.12 R)
• M36: 3,796,196 km (0.092 R)
• M37: 3,949,533 km (0.117 R)
• M38: 4,017,600 km (0.097 R)
• M39: 4,092,399 km (0.079 R)
• M40: 4,161,364 km (0.085 R)
• M41: 4,300,490 km (0.119 R)
• M42: 4,364,219 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.3

Radius: 13.7

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.83 AU - 0.87 AU

Year: 532 Days

Day: 11.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 12,705,930 km

• M1: 184,155 km (0.105 R)
• M2: 290,369 km (0.048 R)
• M3: 406,308 km (0.093 R)
• M4: 506,239 km (0.077 R)
• M5: 664,663 km (0.095 R)
• M6: 772,374 km (0.093 R)
• M7: 882,478 km (0.101 R)
• M8: 984,354 km (0.098 R)
• M9: 1,075,908 km (0.119 R)
• M10: 1,165,667 km (0.097 R)
• M11: 1,252,882 km (0.103 R)
• M12: 1,353,262 km (0.047 R)
• M13: 1,489,845 km (0.114 R)
• M14: 1,614,011 km (0.089 R)
• M15: 1,700,778 km (0.084 R)
• M16: 1,801,158 km (0.082 R)
• M17: 1,909,617 km (0.119 R)
• M18: 1,995,636 km (0.074 R)
• M19: 2,307,547 km (0.112 R)
• M20: 2,472,703 km (0.066 R)
• M21: 2,801,370 km (0.118 R)
• M22: 2,892,924 km (0.085 R)
• M23: 2,978,194 km (0.086 R)
• M24: 3,137,067 km (0.06 R)
• M25: 3,276,493 km (0.108 R)
• M26: 3,516,148 km (0.075 R)
• M27: 3,661,258 km (0.113 R)
• M28: 3,792,755 km (0.045 R)
• M29: 3,917,968 km (0.062 R)
• M30: 4,196,819 km (0.102 R)
• M31: 4,310,363 km (0.087 R)
• M32: 4,433,034 km (0.105 R)
• M33: 4,615,094 km (0.067 R)
• M34: 4,808,076 km (0.084 R)
• M35: 4,944,060 km (0.119 R)
• M36: 5,038,157 km (0.093 R)
• M37: 5,141,679 km (0.084 R)
• M38: 5,324,338 km (0.084 R)
• M39: 5,482,762 km (0.085 R)
• M40: 5,624,880 km (0.112 R)
• M41: 5,822,349 km (0.065 R)
• M42: 5,976,585 km (0.097 R)
• M43: 6,224,319 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.9

Radius: 10.3

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.43 AU - 1.57 AU

Year: 1246 Days

Day: 11.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 12,705,930 km

• M1: 129,253 km (0.115 R)
• M2: 217,665 km (0.085 R)
• M3: 294,857 km (0.1 R)
• M4: 397,033 km (0.046 R)
• M5: 532,120 km (0.094 R)
• M6: 599,887 km (0.026 R)
• M7: 691,142 km (0.061 R)
• M8: 830,418 km (0.043 R)
• M9: 1,026,092 km (0.075 R)
• M10: 1,097,450 km (0.105 R)
• M11: 1,365,679 km (0.062 R)
• M12: 1,453,792 km (0.11 R)
• M13: 1,682,826 km (0.118 R)
• M14: 1,768,247 km (0.075 R)
• M15: 1,923,829 km (0.081 R)
• M16: 2,124,739 km (0.116 R)
• M17: 2,207,017 km (0.112 R)
• M18: 2,290,493 km (0.071 R)
• M19: 2,396,259 km (0.088 R)
• M20: 2,547,203 km (0.056 R)
• M21: 2,645,938 km (0.077 R)
• M22: 2,723,579 km (0.081 R)
• M23: 2,802,118 km (0.05 R)
• M24: 2,961,290 km (0.116 R)
• M25: 3,088,598 km (0.09 R)
• M26: 3,158,909 km (0.043 R)
• M27: 3,408,887 km (0.105 R)
• M28: 3,505,826 km (0.028 R)
• M29: 3,727,381 km (0.102 R)
• M30: 4,004,585 km (0.108 R)
• M31: 4,119,776 km (0.11 R)
• M32: 4,472,528 km (0.107 R)
• M33: 4,552,263 km (0.06 R)
• M34: 4,645,762 km (0.101 R)
• M35: 4,889,457 km (0.103 R)
• M36: 5,347,226 km (0.094 R)
• M37: 5,488,596 km (0.117 R)
• M38: 5,760,864 km (0.084 R)
• M39: 5,833,120 km (0.099 R)
• M40: 5,993,489 km (0.1 R)
• M41: 6,096,263 km (0.113 R)
• M42: 6,214,445 km (0.108 R)
• M43: 6,588,589 km (0.082 R)
• M44: 6,679,545 km (0.117 R)
• M45: 6,801,467 km (0.061 R)
• M46: 7,156,014 km (0.087 R)
• M47: 7,249,513 km (0.071 R)
• M48: 7,548,260 km (0.07 R)
• M49: 7,883,209 km (0.11 R)
• M50: 8,044,476 km (0.094 R)
• M51: 8,125,558 km (0.091 R)
• M52: 8,403,062 km (0.048 R)
• M53: 8,468,885 km (0.052 R)
• M54: 8,984,250 km (0.069 R)
• M55: 9,169,751 km (0.029 R)
• M56: 9,612,860 km (0.106 R)
• M57: 9,993,437 km (0.083 R)
• M58: 10,238,179 km (0.076 R)
• M59: 11,254,996 km (0.117 R)
• M60: 12,043,227 km (0.062 R)
• M61: 12,490,973 km (0.1 R)
• M62: 12,679,168 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.5

Radius: 14.8

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.5 AU - 2.32 AU

Year: 1790 Days

Day: 6.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 12,705,930 km

• M1: 191,336 km (0.089 R)
• M2: 305,030 km (0.031 R)
• M3: 493,673 km (0.091 R)
• M4: 658,380 km (0.076 R)
• M5: 796,309 km (0.064 R)
• M6: 894,595 km (0.115 R)
• M7: 1,068,877 km (0.12 R)
• M8: 1,179,430 km (0.114 R)
• M9: 1,294,171 km (0.112 R)
• M10: 1,413,101 km (0.087 R)
• M11: 1,525,449 km (0.038 R)
• M12: 1,630,467 km (0.113 R)
• M13: 1,727,257 km (0.052 R)
• M14: 1,870,721 km (0.07 R)
• M15: 2,018,374 km (0.071 R)
• M16: 2,217,489 km (0.103 R)
• M17: 2,472,703 km (0.107 R)
• M18: 2,597,767 km (0.1 R)
• M19: 2,841,462 km (0.09 R)
• M20: 3,160,105 km (0.111 R)
• M21: 3,490,567 km (0.081 R)
• M22: 3,645,850 km (0.097 R)
• M23: 3,803,526 km (0.102 R)
• M24: 3,934,274 km (0.066 R)
• M25: 4,037,048 km (0.101 R)
• M26: 4,290,317 km (0.027 R)
• M27: 4,641,573 km (0.09 R)
• M28: 4,812,863 km (0.085 R)
• M29: 5,002,254 km (0.112 R)
• M30: 5,210,195 km (0.111 R)
• M31: 5,404,821 km (0.063 R)
• M32: 5,634,903 km (0.12 R)
• M33: 5,834,616 km (0.117 R)
• M34: 5,935,445 km (0.082 R)
• M35: 6,104,790 km (0.116 R)
• M36: 6,413,710 km (0.078 R)
• M37: 6,570,039 km (0.116 R)
• M38: 7,046,808 km (0.099 R)
• M39: 7,316,682 km (0.079 R)
• M40: 7,516,695 km (0.068 R)
• M41: 7,737,052 km (0.089 R)
• M42: 7,903,704 km (0.117 R)
• M43: 8,448,989 km (0.113 R)
• M44: 8,735,917 km (0.1 R)
• M45: 9,240,660 km (0.039 R)
• M46: 9,835,162 km (0.114 R)
• M47: 10,319,710 km (0.114 R)
• M48: 10,936,352 km (0.107 R)
• M49: 11,040,323 km (0.111 R)
• M50: 11,186,330 km (0.081 R)
• M51: 11,333,086 km (0.063 R)
• M52: 11,947,933 km (0.081 R)
• M53: 12,140,914 km (0.078 R)
• M54: 12,313,401 km (0.096 R)
• M55: 12,443,252 km (0.078 R)
• M56: 12,813,806 km (0.059 R)
• M57: 13,055,406 km (0.075 R)
• M58: 13,276,512 km (0.103 R)
• M59: 13,498,665 km (0.107 R)
• M60: 14,377,403 km (0.079 R)
• M61: 15,042,814 km (0.118 R)
• M62: 15,158,603 km (0.051 R)
• M63: 15,367,740 km (0.068 R)
• M64: 15,718,398 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.8

Radius: 12.8

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.92 AU - 3 AU

Year: 2617 Days

Day: 5.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 12,705,930 km

• M1: 164,707 km (0.064 R)
• M2: 247,435 km (0.04 R)
• M3: 385,963 km (0.099 R)
• M4: 508,184 km (0.108 R)
• M5: 617,989 km (0.063 R)
• M6: 808,427 km (0.046 R)
• M7: 975,827 km (0.091 R)
• M8: 1,109,567 km (0.064 R)
• M9: 1,327,382 km (0.103 R)
• M10: 1,654,253 km (0.062 R)
• M11: 1,794,576 km (0.11 R)
• M12: 1,938,938 km (0.11 R)
• M13: 2,052,782 km (0.085 R)
• M14: 2,227,811 km (0.092 R)
• M15: 2,371,575 km (0.111 R)
• M16: 2,481,529 km (0.097 R)
• M17: 2,706,525 km (0.116 R)
• M18: 2,899,356 km (0.104 R)
• M19: 3,070,197 km (0.114 R)
• M20: 3,163,546 km (0.087 R)
• M21: 3,244,329 km (0.1 R)
• M22: 3,380,613 km (0.072 R)
• M23: 3,815,494 km (0.118 R)
• M24: 3,959,556 km (0.064 R)
• M25: 4,076,243 km (0.057 R)
• M26: 4,268,177 km (0.073 R)
• M27: 4,402,965 km (0.109 R)
• M28: 4,508,730 km (0.107 R)
• M29: 4,661,320 km (0.034 R)
• M30: 4,877,938 km (0.064 R)
• M31: 4,971,736 km (0.056 R)
• M32: 5,337,203 km (0.112 R)
• M33: 5,466,306 km (0.071 R)
• M34: 5,826,987 km (0.107 R)
• M35: 6,246,309 km (0.076 R)
• M36: 6,434,055 km (0.086 R)
• M37: 6,554,332 km (0.085 R)
• M38: 6,640,799 km (0.11 R)
• M39: 7,454,163 km (0.041 R)
• M40: 7,580,722 km (0.109 R)
• M41: 7,836,086 km (0.056 R)
• M42: 8,224,293 km (0.114 R)
• M43: 8,336,341 km (0.069 R)
• M44: 8,675,779 km (0.103 R)
• M45: 9,563,642 km (0.059 R)
• M46: 9,721,019 km (0.068 R)
• M47: 10,500,723 km (0.045 R)
• M48: 10,724,223 km (0.12 R)
• M49: 11,114,224 km (0.114 R)
• M50: 11,196,802 km (0.111 R)
• M51: 11,300,474 km (0.115 R)
• M52: 12,332,998 km (0.083 R)
• M53: 12,849,859 km (0.056 R)
• M54: 13,373,750 km (0.055 R)
• M55: 13,971,544 km (0.057 R)
• M56: 14,262,362 km (0.043 R)
• M57: 14,352,420 km (0.117 R)
• M58: 14,645,931 km (0.069 R)
• M59: 14,759,326 km (0.097 R)
• M60: 14,941,536 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.8

Radius: 8

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.2 AU - 3 AU

Year: 2843 Days

Day: 10.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 12,705,930 km

• M1: 102,624 km (0.116 R)
• M2: 165,006 km (0.109 R)
• M3: 313,258 km (0.097 R)
• M4: 395,537 km (0.09 R)
• M5: 759,808 km (0.115 R)
• M6: 861,385 km (0.116 R)
• M7: 1,102,536 km (0.089 R)
• M8: 1,235,529 km (0.063 R)
• M9: 1,312,721 km (0.101 R)
• M10: 1,435,990 km (0.1 R)
• M11: 1,694,196 km (0.069 R)
• M12: 1,858,305 km (0.045 R)
• M13: 2,007,454 km (0.095 R)
• M14: 2,338,813 km (0.084 R)
• M15: 2,676,306 km (0.118 R)
• M16: 2,765,915 km (0.093 R)
• M17: 2,822,463 km (0.087 R)
• M18: 3,099,219 km (0.083 R)
• M19: 3,205,284 km (0.118 R)
• M20: 3,264,824 km (0.098 R)
• M21: 3,666,494 km (0.104 R)
• M22: 3,741,293 km (0.052 R)
• M23: 3,841,673 km (0.066 R)
• M24: 3,955,816 km (0.066 R)
• M25: 4,304,978 km (0.055 R)
• M26: 4,449,938 km (0.07 R)
• M27: 4,677,477 km (0.113 R)
• M28: 5,115,798 km (0.111 R)
• M29: 5,213,486 km (0.067 R)
• M30: 5,439,079 km (0.084 R)
• M31: 5,740,070 km (0.071 R)
• M32: 5,987,804 km (0.066 R)
• M33: 6,358,358 km (0.074 R)
• M34: 6,828,245 km (0.091 R)
• M35: 7,466,729 km (0.112 R)
• M36: 7,721,195 km (0.112 R)
• M37: 8,043,130 km (0.038 R)
• M38: 8,650,497 km (0.064 R)
• M39: 9,306,633 km (0.117 R)
• M40: 9,391,904 km (0.11 R)
• M41: 9,926,417 km (0.101 R)
• M42: 10,206,165 km (0.031 R)
• M43: 10,311,781 km (0.116 R)
• M44: 10,417,697 km (0.104 R)
• M45: 10,506,258 km (0.071 R)
• M46: 10,577,317 km (0.036 R)
• M47: 10,827,146 km (0.075 R)
• M48: 11,151,324 km (0.053 R)
• M49: 11,369,289 km (0.102 R)
• M50: 11,570,199 km (0.033 R)
• M51: 12,012,859 km (0.075 R)
• M52: 12,142,859 km (0.079 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: 488 - 17,093 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit