🌌 Stone's Star System Generator

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.6

Radius: 10.6

Gravity: 7.89 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.53 AU - 0.85 AU

Year: 370 Days

Day: 13.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 83,045,769 km

• M1: 132,693 km (0.073 R)
• M2: 241,301 km (0.099 R)
• M3: 352,901 km (0.075 R)
• M4: 441,613 km (0.08 R)
• M5: 561,142 km (0.105 R)
• M6: 646,562 km (0.091 R)
• M7: 728,841 km (0.114 R)
• M8: 819,348 km (0.032 R)
• M9: 900,878 km (0.066 R)
• M10: 976,276 km (0.088 R)
• M11: 1,091,466 km (0.08 R)
• M12: 1,245,851 km (0.062 R)
• M13: 1,351,318 km (0.081 R)
• M14: 1,465,012 km (0.086 R)
• M15: 1,647,521 km (0.099 R)
• M16: 1,713,644 km (0.102 R)
• M17: 1,780,813 km (0.084 R)
• M18: 1,866,084 km (0.057 R)
• M19: 1,941,032 km (0.076 R)
• M20: 2,178,444 km (0.066 R)
• M21: 2,269,998 km (0.111 R)
• M22: 2,400,298 km (0.087 R)
• M23: 2,539,424 km (0.082 R)
• M24: 2,746,916 km (0.096 R)
• M25: 2,859,414 km (0.094 R)
• M26: 2,939,748 km (0.079 R)
• M27: 3,095,928 km (0.097 R)
• M28: 3,199,300 km (0.05 R)
• M29: 3,268,863 km (0.112 R)
• M30: 3,366,999 km (0.049 R)
• M31: 3,466,332 km (0.104 R)
• M32: 3,588,105 km (0.112 R)
• M33: 3,777,346 km (0.052 R)
• M34: 3,947,439 km (0.062 R)
• M35: 4,089,856 km (0.079 R)
• M36: 4,303,033 km (0.108 R)
• M37: 4,480,755 km (0.115 R)
• M38: 4,708,443 km (0.053 R)
• M39: 4,787,880 km (0.084 R)
• M40: 4,875,843 km (0.106 R)
• M41: 5,150,804 km (0.072 R)
• M42: 5,290,230 km (0.079 R)
• M43: 5,356,352 km (0.068 R)
• M44: 5,422,624 km (0.081 R)
• M45: 5,505,950 km (0.079 R)
• M46: 5,615,006 km (0.11 R)
• M47: 5,724,662 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.4

Radius: 14.6

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.65 AU - 1.07 AU

Year: 515 Days

Day: 7.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 83,045,769 km

• M1: 182,659 km (0.104 R)
• M2: 298,149 km (0.065 R)
• M3: 405,261 km (0.072 R)
• M4: 544,536 km (0.102 R)
• M5: 752,028 km (0.099 R)
• M6: 864,676 km (0.06 R)
• M7: 1,058,255 km (0.085 R)
• M8: 1,316,312 km (0.1 R)
• M9: 1,422,227 km (0.073 R)
• M10: 1,542,952 km (0.084 R)
• M11: 1,697,487 km (0.087 R)
• M12: 1,826,141 km (0.096 R)
• M13: 1,951,953 km (0.069 R)
• M14: 2,166,327 km (0.1 R)
• M15: 2,279,722 km (0.119 R)
• M16: 2,436,650 km (0.106 R)
• M17: 2,554,982 km (0.116 R)
• M18: 2,646,985 km (0.039 R)
• M19: 2,747,215 km (0.078 R)
• M20: 3,040,726 km (0.119 R)
• M21: 3,161,153 km (0.037 R)
• M22: 3,260,186 km (0.106 R)
• M23: 3,484,882 km (0.12 R)
• M24: 3,627,000 km (0.1 R)
• M25: 3,787,220 km (0.029 R)
• M26: 3,974,516 km (0.113 R)
• M27: 4,206,692 km (0.087 R)
• M28: 4,375,289 km (0.106 R)
• M29: 4,658,478 km (0.11 R)
• M30: 4,833,208 km (0.076 R)
• M31: 4,974,428 km (0.062 R)
• M32: 5,090,367 km (0.081 R)
• M33: 5,324,787 km (0.053 R)
• M34: 5,425,017 km (0.103 R)
• M35: 5,664,673 km (0.09 R)
• M36: 5,757,723 km (0.05 R)
• M37: 6,011,740 km (0.072 R)
• M38: 6,443,180 km (0.113 R)
• M39: 6,608,935 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198

Radius: 11.9

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.84 AU - 0.92 AU

Year: 533 Days

Day: 10.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 83,045,769 km

• M1: 149,149 km (0.045 R)
• M2: 281,094 km (0.095 R)
• M3: 387,608 km (0.047 R)
• M4: 465,698 km (0.119 R)
• M5: 553,811 km (0.061 R)
• M6: 677,678 km (0.087 R)
• M7: 767,138 km (0.057 R)
• M8: 843,433 km (0.104 R)
• M9: 922,720 km (0.038 R)
• M10: 1,069,924 km (0.113 R)
• M11: 1,189,004 km (0.104 R)
• M12: 1,291,778 km (0.07 R)
• M13: 1,506,600 km (0.116 R)
• M14: 1,596,060 km (0.115 R)
• M15: 1,678,039 km (0.051 R)
• M16: 1,879,996 km (0.118 R)
• M17: 1,967,062 km (0.07 R)
• M18: 2,080,158 km (0.083 R)
• M19: 2,210,907 km (0.058 R)
• M20: 2,287,651 km (0.087 R)
• M21: 2,475,396 km (0.098 R)
• M22: 2,679,298 km (0.057 R)
• M23: 2,805,409 km (0.059 R)
• M24: 2,905,490 km (0.071 R)
• M25: 3,001,232 km (0.03 R)
• M26: 3,080,819 km (0.096 R)
• M27: 3,265,572 km (0.075 R)
• M28: 3,394,675 km (0.043 R)
• M29: 3,489,819 km (0.07 R)
• M30: 3,567,610 km (0.101 R)
• M31: 3,885,057 km (0.093 R)
• M32: 3,978,406 km (0.12 R)
• M33: 4,053,504 km (0.062 R)
• M34: 4,205,346 km (0.069 R)
• M35: 4,307,671 km (0.105 R)
• M36: 4,391,445 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.3

Radius: 10.3

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.19 AU - 1.95 AU

Year: 1270 Days

Day: 8.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 83,045,769 km

• M1: 130,898 km (0.105 R)
• M2: 199,115 km (0.082 R)
• M3: 267,930 km (0.076 R)
• M4: 382,522 km (0.105 R)
• M5: 486,343 km (0.083 R)
• M6: 589,864 km (0.07 R)
• M7: 861,085 km (0.111 R)
• M8: 942,018 km (0.065 R)
• M9: 1,126,622 km (0.112 R)
• M10: 1,216,081 km (0.107 R)
• M11: 1,323,492 km (0.105 R)
• M12: 1,418,188 km (0.094 R)
• M13: 1,539,960 km (0.107 R)
• M14: 1,640,041 km (0.069 R)
• M15: 1,751,043 km (0.109 R)
• M16: 1,820,606 km (0.072 R)
• M17: 1,908,869 km (0.106 R)
• M18: 2,267,156 km (0.085 R)
• M19: 2,391,322 km (0.102 R)
• M20: 2,537,479 km (0.102 R)
• M21: 2,767,561 km (0.096 R)
• M22: 2,890,231 km (0.075 R)
• M23: 3,173,270 km (0.113 R)
• M24: 3,487,126 km (0.1 R)
• M25: 3,720,798 km (0.082 R)
• M26: 3,799,786 km (0.107 R)
• M27: 3,936,668 km (0.074 R)
• M28: 4,075,196 km (0.112 R)
• M29: 4,262,343 km (0.079 R)
• M30: 4,404,610 km (0.072 R)
• M31: 4,548,523 km (0.032 R)
• M32: 4,730,584 km (0.107 R)
• M33: 4,877,938 km (0.113 R)
• M34: 5,051,920 km (0.115 R)
• M35: 5,139,584 km (0.036 R)
• M36: 5,215,281 km (0.108 R)
• M37: 5,431,450 km (0.079 R)
• M38: 5,521,358 km (0.108 R)
• M39: 5,820,404 km (0.098 R)
• M40: 5,978,529 km (0.117 R)
• M41: 6,044,801 km (0.112 R)
• M42: 6,245,262 km (0.106 R)
• M43: 6,887,336 km (0.092 R)
• M44: 7,068,799 km (0.083 R)
• M45: 7,478,996 km (0.105 R)
• M46: 7,593,588 km (0.067 R)
• M47: 7,795,545 km (0.106 R)
• M48: 7,882,611 km (0.065 R)
• M49: 8,234,166 km (0.106 R)
• M50: 8,680,865 km (0.07 R)
• M51: 8,816,401 km (0.098 R)
• M52: 8,967,794 km (0.112 R)
• M53: 9,089,567 km (0.104 R)
• M54: 9,242,605 km (0.105 R)
• M55: 9,566,784 km (0.119 R)
• M56: 9,816,163 km (0.087 R)
• M57: 10,004,657 km (0.075 R)
• M58: 10,099,502 km (0.116 R)
• M59: 10,401,390 km (0.029 R)
• M60: 10,545,453 km (0.077 R)
• M61: 10,754,591 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.6

Radius: 9.8

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 4.86 AU - 5.86 AU

Year: 8012 Days

Day: 11 Hours

Environment

Temp: -227 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 83,045,769 km

• M1: 140,024 km (0.12 R)
• M2: 216,019 km (0.083 R)
• M3: 366,216 km (0.039 R)
• M4: 445,353 km (0.088 R)
• M5: 518,955 km (0.081 R)
• M6: 680,222 km (0.057 R)
• M7: 767,587 km (0.115 R)
• M8: 970,741 km (0.11 R)
• M9: 1,156,392 km (0.055 R)
• M10: 1,681,330 km (0.067 R)
• M11: 1,864,588 km (0.097 R)
• M12: 2,119,503 km (0.118 R)
• M13: 2,453,854 km (0.078 R)
• M14: 2,781,174 km (0.06 R)
• M15: 2,853,131 km (0.064 R)
• M16: 3,122,407 km (0.118 R)
• M17: 3,425,642 km (0.051 R)
• M18: 3,529,014 km (0.078 R)
• M19: 4,088,061 km (0.079 R)
• M20: 4,225,242 km (0.113 R)
• M21: 4,504,242 km (0.115 R)
• M22: 4,703,207 km (0.093 R)
• M23: 4,847,121 km (0.101 R)
• M24: 5,168,906 km (0.073 R)
• M25: 5,257,916 km (0.115 R)
• M26: 5,527,941 km (0.106 R)
• M27: 5,619,046 km (0.09 R)
• M28: 5,802,602 km (0.111 R)
• M29: 5,895,054 km (0.086 R)
• M30: 6,301,810 km (0.105 R)
• M31: 6,492,548 km (0.091 R)
• M32: 6,782,319 km (0.105 R)
• M33: 6,912,618 km (0.027 R)
• M34: 7,076,428 km (0.101 R)
• M35: 9,285,540 km (0.094 R)
• M36: 10,803,809 km (0.106 R)
• M37: 11,147,285 km (0.087 R)
• M38: 12,159,913 km (0.11 R)
• M39: 12,437,567 km (0.086 R)
• M40: 14,480,924 km (0.033 R)
• M41: 14,690,960 km (0.079 R)
• M42: 15,929,032 km (0.114 R)
• M43: 16,582,475 km (0.118 R)
• M44: 17,111,453 km (0.055 R)
• M45: 17,289,026 km (0.1 R)
• M46: 17,690,846 km (0.096 R)
• M47: 18,412,805 km (0.078 R)
• M48: 18,640,493 km (0.115 R)
• M49: 19,098,412 km (0.081 R)
• M50: 19,838,922 km (0.119 R)
• M51: 21,014,761 km (0.097 R)
• M52: 21,300,194 km (0.103 R)
• M53: 21,587,122 km (0.065 R)
• M54: 22,358,299 km (0.119 R)
• M55: 22,844,792 km (0.026 R)
• M56: 23,138,452 km (0.065 R)
• M57: 26,091,664 km (0.117 R)
• M58: 26,603,887 km (0.042 R)
• M59: 27,222,923 km (0.092 R)
• M60: 27,534,236 km (0.1 R)
• M61: 27,690,267 km (0.118 R)
• M62: 27,846,746 km (0.08 R)
• M63: 28,003,375 km (0.115 R)
• M64: 28,107,944 km (0.07 R)
• M65: 29,161,412 km (0.079 R)
• M66: 29,639,677 km (0.078 R)
• M67: 30,013,372 km (0.082 R)
• M68: 30,873,560 km (0.094 R)
• M69: 31,144,033 km (0.1 R)
• M70: 31,415,254 km (0.103 R)
• M71: 32,618,021 km (0.111 R)
• M72: 34,338,396 km (0.113 R)
• M73: 36,031,096 km (0.117 R)
• M74: 36,372,927 km (0.075 R)
• M75: 36,830,397 km (0.109 R)
• M76: 38,562,591 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 54.7

Radius: 7.6

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.85 AU - 7.37 AU

Year: 9752 Days

Day: 18.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 83,045,769 km

• M1: 221,106 km (0.057 R)
• M2: 398,828 km (0.041 R)
• M3: 484,847 km (0.071 R)
• M4: 568,921 km (0.085 R)
• M5: 639,980 km (0.088 R)
• M6: 723,904 km (0.049 R)
• M7: 772,075 km (0.115 R)
• M8: 966,103 km (0.09 R)
• M9: 1,085,482 km (0.051 R)
• M10: 1,164,171 km (0.072 R)
• M11: 1,387,520 km (0.08 R)
• M12: 1,498,073 km (0.111 R)
• M13: 1,689,110 km (0.077 R)
• M14: 1,874,461 km (0.072 R)
• M15: 2,052,632 km (0.093 R)
• M16: 2,559,620 km (0.117 R)
• M17: 3,184,639 km (0.029 R)
• M18: 3,514,353 km (0.078 R)
• M19: 3,820,430 km (0.057 R)
• M20: 3,994,263 km (0.12 R)
• M21: 4,277,901 km (0.047 R)
• M22: 4,404,012 km (0.064 R)
• M23: 4,494,818 km (0.085 R)
• M24: 4,549,720 km (0.087 R)
• M25: 4,883,323 km (0.09 R)
• M26: 5,015,119 km (0.066 R)
• M27: 5,282,450 km (0.055 R)
• M28: 5,593,614 km (0.095 R)
• M29: 5,692,199 km (0.113 R)
• M30: 5,850,922 km (0.038 R)
• M31: 6,112,120 km (0.075 R)
• M32: 6,377,208 km (0.07 R)
• M33: 6,521,420 km (0.108 R)
• M34: 6,750,305 km (0.117 R)
• M35: 7,003,125 km (0.029 R)
• M36: 7,366,498 km (0.073 R)
• M37: 7,431,274 km (0.109 R)
• M38: 8,111,496 km (0.096 R)
• M39: 8,223,096 km (0.055 R)
• M40: 8,493,120 km (0.097 R)
• M41: 8,606,515 km (0.083 R)
• M42: 8,788,875 km (0.1 R)
• M43: 9,343,733 km (0.043 R)
• M44: 10,173,104 km (0.088 R)
• M45: 10,390,171 km (0.09 R)
• M46: 10,535,729 km (0.071 R)
• M47: 11,025,961 km (0.055 R)
• M48: 11,124,846 km (0.102 R)
• M49: 11,623,904 km (0.091 R)
• M50: 12,903,265 km (0.103 R)
• M51: 13,190,792 km (0.047 R)
• M52: 13,559,701 km (0.07 R)
• M53: 14,092,568 km (0.088 R)
• M54: 14,334,618 km (0.07 R)
• M55: 14,686,621 km (0.072 R)
• M56: 14,931,962 km (0.068 R)
• M57: 14,986,715 km (0.071 R)
• M58: 15,041,468 km (0.117 R)
• M59: 15,151,272 km (0.04 R)
• M60: 15,288,902 km (0.051 R)
• M61: 15,482,183 km (0.102 R)
• M62: 15,537,534 km (0.032 R)
• M63: 15,593,035 km (0.119 R)
• M64: 16,348,055 km (0.112 R)
• M65: 16,943,455 km (0.055 R)
• M66: 17,200,913 km (0.088 R)
• M67: 17,459,567 km (0.056 R)
• M68: 17,574,907 km (0.033 R)
• M69: 17,806,485 km (0.11 R)
• M70: 18,097,303 km (0.109 R)
• M71: 18,595,315 km (0.049 R)
• M72: 19,784,917 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 919.1

Radius: 7.6

Gravity: 15.91 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 8.63 AU - 10.89 AU

Year: 19687 Days

Day: 18.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 83,045,769 km

• M1: 177,423 km (0.091 R)
• M2: 504,145 km (0.075 R)
• M3: 994,227 km (0.061 R)
• M4: 2,259,975 km (0.095 R)
• M5: 2,334,176 km (0.089 R)
• M6: 2,997,792 km (0.095 R)
• M7: 3,371,786 km (0.098 R)
• M8: 3,672,777 km (0.08 R)
• M9: 5,603,787 km (0.115 R)
• M10: 7,073,287 km (0.08 R)
• M11: 9,006,689 km (0.069 R)
• M12: 9,363,929 km (0.061 R)
• M13: 10,588,088 km (0.116 R)
• M14: 12,187,739 km (0.104 R)
• M15: 13,656,640 km (0.095 R)
• M16: 14,135,802 km (0.073 R)
• M17: 14,411,960 km (0.036 R)
• M18: 14,969,810 km (0.097 R)
• M19: 16,394,879 km (0.029 R)
• M20: 16,467,285 km (0.089 R)
• M21: 16,830,808 km (0.1 R)
• M22: 17,197,023 km (0.089 R)
• M23: 17,565,932 km (0.086 R)
• M24: 17,937,383 km (0.106 R)
• M25: 18,688,065 km (0.077 R)
• M26: 18,763,762 km (0.058 R)
• M27: 19,449,070 km (0.047 R)
• M28: 20,922,459 km (0.042 R)
• M29: 21,951,244 km (0.117 R)
• M30: 22,351,268 km (0.105 R)
• M31: 22,592,570 km (0.097 R)
• M32: 22,673,053 km (0.119 R)
• M33: 23,239,880 km (0.082 R)
• M34: 23,484,323 km (0.056 R)
• M35: 23,975,452 km (0.096 R)
• M36: 25,469,486 km (0.109 R)
• M37: 27,336,169 km (0.114 R)
• M38: 28,633,930 km (0.073 R)
• M39: 28,721,146 km (0.084 R)
• M40: 29,246,384 km (0.057 R)
• M41: 29,334,347 km (0.047 R)
• M42: 34,484,703 km (0.066 R)
• M43: 34,856,603 km (0.1 R)
• M44: 35,042,852 km (0.111 R)
• M45: 35,416,697 km (0.076 R)
• M46: 35,604,144 km (0.082 R)
• M47: 36,168,277 km (0.048 R)
• M48: 37,400,664 km (0.072 R)
• M49: 38,357,941 km (0.089 R)
• M50: 38,743,156 km (0.106 R)
• M51: 38,839,646 km (0.08 R)
• M52: 39,420,385 km (0.105 R)
• M53: 41,771,765 km (0.077 R)
• M54: 42,764,795 km (0.095 R)
• M55: 44,976,749 km (0.064 R)
• M56: 45,383,057 km (0.095 R)
• M57: 45,484,784 km (0.114 R)
• M58: 46,814,110 km (0.116 R)
• M59: 47,742,066 km (0.117 R)
• M60: 48,156,303 km (0.04 R)
• M61: 48,260,123 km (0.118 R)
• M62: 48,467,915 km (0.097 R)
• M63: 49,092,935 km (0.066 R)
• M64: 49,825,516 km (0.057 R)
• M65: 51,195,683 km (0.092 R)
• M66: 51,513,578 km (0.062 R)
• M67: 54,620,726 km (0.113 R)
• M68: 56,033,229 km (0.117 R)
• M69: 56,470,204 km (0.114 R)
• M70: 58,229,625 km (0.103 R)
• M71: 60,566,044 km (0.063 R)
• M72: 64,070,524 km (0.119 R)
• M73: 65,444,580 km (0.12 R)
• M74: 66,250,763 km (0.112 R)
• M75: 66,828,510 km (0.105 R)
• M76: 66,944,299 km (0.12 R)
• M77: 67,523,991 km (0.083 R)
• M78: 68,571,924 km (0.12 R)
• M79: 68,805,446 km (0.072 R)
• M80: 68,922,282 km (0.096 R)
• M81: 70,330,148 km (0.035 R)
• M82: 70,683,648 km (0.106 R)
• M83: 71,984,551 km (0.12 R)
• M84: 72,578,604 km (0.061 R)
• M85: 72,697,534 km (0.092 R)
• M86: 73,412,761 km (0.113 R)
• M87: 74,730,270 km (0.082 R)
• M88: 75,934,682 km (0.096 R)
• M89: 76,176,283 km (0.118 R)
• M90: 76,297,308 km (0.06 R)
• M91: 77,388,474 km (0.105 R)
• M92: 78,729,171 km (0.058 R)
• M93: 79,096,134 km (0.116 R)
• M94: 81,186,316 km (0.095 R)
• M95: 82,548,554 km (0.07 R)
• M96: 82,672,720 km (0.109 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: 336 - 19,088 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit