🌌 Stone's Star System Generator

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.5

Radius: 9.6

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.5 AU - 0.52 AU

Year: 247 Days

Day: 8.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 49,868,656 km

• M1: 122,521 km (0.11 R)
• M2: 191,784 km (0.098 R)
• M3: 260,749 km (0.044 R)
• M4: 330,013 km (0.088 R)
• M5: 391,198 km (0.097 R)
• M6: 475,422 km (0.068 R)
• M7: 540,348 km (0.029 R)
• M8: 608,714 km (0.072 R)
• M9: 675,285 km (0.093 R)
• M10: 813,812 km (0.079 R)
• M11: 876,644 km (0.106 R)
• M12: 1,032,225 km (0.087 R)
• M13: 1,094,608 km (0.109 R)
• M14: 1,197,232 km (0.077 R)
• M15: 1,276,369 km (0.079 R)
• M16: 1,357,301 km (0.089 R)
• M17: 1,471,744 km (0.086 R)
• M18: 1,546,244 km (0.118 R)
• M19: 1,618,350 km (0.093 R)
• M20: 1,717,683 km (0.114 R)
• M21: 1,895,555 km (0.119 R)
• M22: 1,976,936 km (0.083 R)
• M23: 2,059,663 km (0.107 R)
• M24: 2,123,392 km (0.102 R)
• M25: 2,273,588 km (0.053 R)
• M26: 2,356,166 km (0.067 R)
• M27: 2,653,417 km (0.099 R)
• M28: 2,758,136 km (0.119 R)
• M29: 2,890,979 km (0.105 R)
• M30: 2,985,375 km (0.068 R)
• M31: 3,053,293 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.1

Radius: 13.8

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.59 AU - 0.67 AU

Year: 339 Days

Day: 9.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 49,868,656 km

• M1: 176,974 km (0.087 R)
• M2: 262,843 km (0.062 R)
• M3: 371,302 km (0.097 R)
• M4: 591,809 km (0.055 R)
• M5: 682,166 km (0.081 R)
• M6: 831,914 km (0.106 R)
• M7: 943,663 km (0.055 R)
• M8: 1,101,489 km (0.071 R)
• M9: 1,230,293 km (0.069 R)
• M10: 1,320,650 km (0.109 R)
• M11: 1,413,550 km (0.096 R)
• M12: 1,499,569 km (0.053 R)
• M13: 1,658,292 km (0.085 R)
• M14: 1,842,597 km (0.114 R)
• M15: 1,937,442 km (0.114 R)
• M16: 2,049,341 km (0.096 R)
• M17: 2,274,636 km (0.093 R)
• M18: 2,475,097 km (0.061 R)
• M19: 2,569,343 km (0.111 R)
• M20: 2,659,102 km (0.116 R)
• M21: 2,749,908 km (0.114 R)
• M22: 2,882,452 km (0.113 R)
• M23: 3,040,726 km (0.114 R)
• M24: 3,136,020 km (0.085 R)
• M25: 3,232,212 km (0.047 R)
• M26: 3,323,466 km (0.091 R)
• M27: 3,434,019 km (0.083 R)
• M28: 3,527,219 km (0.101 R)
• M29: 3,614,883 km (0.086 R)
• M30: 3,716,011 km (0.075 R)
• M31: 3,882,364 km (0.056 R)
• M32: 4,025,230 km (0.071 R)
• M33: 4,289,420 km (0.106 R)
• M34: 4,376,486 km (0.081 R)
• M35: 4,579,789 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.2

Radius: 14.2

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.17 AU - 1.19 AU

Year: 869 Days

Day: 10.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 49,868,656 km

• M1: 177,872 km (0.054 R)
• M2: 276,307 km (0.065 R)
• M3: 474,824 km (0.093 R)
• M4: 568,622 km (0.094 R)
• M5: 704,606 km (0.102 R)
• M6: 800,797 km (0.038 R)
• M7: 891,304 km (0.05 R)
• M8: 1,025,793 km (0.111 R)
• M9: 1,137,692 km (0.073 R)
• M10: 1,241,513 km (0.067 R)
• M11: 1,342,491 km (0.103 R)
• M12: 1,472,941 km (0.117 R)
• M13: 1,573,770 km (0.085 R)
• M14: 1,670,111 km (0.068 R)
• M15: 1,847,384 km (0.117 R)
• M16: 2,114,117 km (0.075 R)
• M17: 2,259,975 km (0.058 R)
• M18: 2,353,922 km (0.073 R)
• M19: 2,546,006 km (0.054 R)
• M20: 2,677,054 km (0.087 R)
• M21: 2,793,591 km (0.117 R)
• M22: 2,886,341 km (0.084 R)
• M23: 3,066,607 km (0.072 R)
• M24: 3,223,984 km (0.049 R)
• M25: 3,366,251 km (0.07 R)
• M26: 3,611,293 km (0.108 R)
• M27: 3,824,619 km (0.091 R)
• M28: 4,070,857 km (0.068 R)
• M29: 4,303,033 km (0.11 R)
• M30: 4,420,617 km (0.112 R)
• M31: 4,579,340 km (0.088 R)
• M32: 4,679,421 km (0.12 R)
• M33: 4,943,312 km (0.098 R)
• M34: 5,056,408 km (0.116 R)
• M35: 5,201,668 km (0.095 R)
• M36: 5,379,988 km (0.107 R)
• M37: 5,872,614 km (0.108 R)
• M38: 6,168,519 km (0.04 R)
• M39: 6,257,230 km (0.11 R)
• M40: 6,492,099 km (0.112 R)
• M41: 6,707,071 km (0.064 R)
• M42: 6,809,695 km (0.054 R)
• M43: 7,074,483 km (0.078 R)
• M44: 7,413,173 km (0.111 R)
• M45: 7,554,842 km (0.065 R)
• M46: 7,781,184 km (0.045 R)
• M47: 8,045,972 km (0.092 R)
• M48: 8,191,680 km (0.072 R)
• M49: 8,350,553 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.2

Radius: 10.1

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.82 AU - 3.04 AU

Year: 2569 Days

Day: 9.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 49,868,656 km

• M1: 128,505 km (0.106 R)
• M2: 194,627 km (0.076 R)
• M3: 361,877 km (0.052 R)
• M4: 574,157 km (0.033 R)
• M5: 664,813 km (0.098 R)
• M6: 841,189 km (0.112 R)
• M7: 946,207 km (0.114 R)
• M8: 1,139,188 km (0.037 R)
• M9: 1,296,565 km (0.067 R)
• M10: 1,369,718 km (0.104 R)
• M11: 1,580,801 km (0.08 R)
• M12: 1,784,553 km (0.104 R)
• M13: 1,978,133 km (0.066 R)
• M14: 2,169,020 km (0.117 R)
• M15: 2,477,042 km (0.043 R)
• M16: 2,610,333 km (0.056 R)
• M17: 2,809,747 km (0.07 R)
• M18: 3,178,805 km (0.075 R)
• M19: 3,540,533 km (0.077 R)
• M20: 3,702,846 km (0.057 R)
• M21: 3,987,082 km (0.056 R)
• M22: 4,715,923 km (0.11 R)
• M23: 5,206,903 km (0.042 R)
• M24: 5,512,233 km (0.093 R)
• M25: 5,606,180 km (0.053 R)
• M26: 5,919,139 km (0.069 R)
• M27: 6,181,982 km (0.113 R)
• M28: 6,251,695 km (0.116 R)
• M29: 6,476,840 km (0.086 R)
• M30: 6,690,316 km (0.047 R)
• M31: 6,920,697 km (0.094 R)
• M32: 7,051,445 km (0.102 R)
• M33: 8,527,378 km (0.089 R)
• M34: 8,620,727 km (0.091 R)
• M35: 8,745,791 km (0.101 R)
• M36: 8,840,037 km (0.117 R)
• M37: 9,124,722 km (0.045 R)
• M38: 9,188,301 km (0.113 R)
• M39: 9,380,235 km (0.084 R)
• M40: 9,476,726 km (0.109 R)
• M41: 9,947,660 km (0.069 R)
• M42: 10,045,946 km (0.098 R)
• M43: 10,326,591 km (0.107 R)
• M44: 10,476,040 km (0.072 R)
• M45: 10,861,553 km (0.074 R)
• M46: 11,491,510 km (0.114 R)
• M47: 11,560,325 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.5

Radius: 13.4

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.49 AU - 3.11 AU

Year: 3178 Days

Day: 10.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 49,868,656 km

• M1: 180,415 km (0.105 R)
• M2: 276,906 km (0.113 R)
• M3: 525,238 km (0.106 R)
• M4: 624,571 km (0.077 R)
• M5: 723,904 km (0.101 R)
• M6: 1,420,432 km (0.101 R)
• M7: 1,878,650 km (0.118 R)
• M8: 2,077,166 km (0.12 R)
• M9: 2,793,591 km (0.065 R)
• M10: 2,927,032 km (0.092 R)
• M11: 3,214,110 km (0.04 R)
• M12: 3,424,894 km (0.066 R)
• M13: 3,510,464 km (0.068 R)
• M14: 3,625,804 km (0.103 R)
• M15: 4,390,698 km (0.087 R)
• M16: 4,672,540 km (0.089 R)
• M17: 4,847,719 km (0.106 R)
• M18: 5,090,217 km (0.106 R)
• M19: 5,237,721 km (0.034 R)
• M20: 5,688,758 km (0.108 R)
• M21: 5,841,797 km (0.044 R)
• M22: 6,187,218 km (0.112 R)
• M23: 6,879,707 km (0.105 R)
• M24: 7,803,623 km (0.078 R)
• M25: 7,898,169 km (0.087 R)
• M26: 8,165,052 km (0.069 R)
• M27: 8,415,479 km (0.075 R)
• M28: 9,221,961 km (0.084 R)
• M29: 9,563,642 km (0.109 R)
• M30: 10,011,987 km (0.115 R)
• M31: 10,404,831 km (0.087 R)
• M32: 10,844,948 km (0.116 R)
• M33: 11,056,629 km (0.084 R)
• M34: 11,205,629 km (0.047 R)
• M35: 11,333,983 km (0.079 R)
• M36: 11,960,799 km (0.093 R)
• M37: 12,070,155 km (0.12 R)
• M38: 12,311,606 km (0.061 R)
• M39: 13,203,358 km (0.03 R)
• M40: 13,885,824 km (0.119 R)
• M41: 13,977,677 km (0.09 R)
• M42: 14,579,808 km (0.11 R)
• M43: 14,790,143 km (0.083 R)
• M44: 15,001,525 km (0.12 R)
• M45: 15,546,510 km (0.09 R)
• M46: 16,073,693 km (0.091 R)
• M47: 16,242,738 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104

Radius: 10.4

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.81 AU - 3.73 AU

Year: 4011 Days

Day: 10.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 49,868,656 km

• M1: 149,747 km (0.084 R)
• M2: 223,499 km (0.078 R)
• M3: 352,453 km (0.096 R)
• M4: 501,302 km (0.116 R)
• M5: 752,926 km (0.096 R)
• M6: 890,107 km (0.088 R)
• M7: 1,146,668 km (0.119 R)
• M8: 1,216,679 km (0.077 R)
• M9: 1,445,714 km (0.06 R)
• M10: 2,236,638 km (0.088 R)
• M11: 2,381,897 km (0.108 R)
• M12: 2,472,853 km (0.116 R)
• M13: 2,541,967 km (0.112 R)
• M14: 3,167,436 km (0.111 R)
• M15: 3,407,690 km (0.106 R)
• M16: 3,484,882 km (0.059 R)
• M17: 3,906,150 km (0.071 R)
• M18: 4,123,067 km (0.106 R)
• M19: 4,526,233 km (0.069 R)
• M20: 4,840,538 km (0.061 R)
• M21: 5,385,224 km (0.108 R)
• M22: 5,856,607 km (0.112 R)
• M23: 6,073,823 km (0.064 R)
• M24: 6,516,483 km (0.098 R)
• M25: 6,677,002 km (0.055 R)
• M26: 6,822,710 km (0.101 R)
• M27: 6,969,466 km (0.04 R)
• M28: 7,034,989 km (0.11 R)
• M29: 8,008,722 km (0.101 R)
• M30: 8,424,006 km (0.119 R)
• M31: 8,564,029 km (0.07 R)
• M32: 9,167,657 km (0.103 R)
• M33: 9,547,336 km (0.107 R)
• M34: 9,913,701 km (0.093 R)
• M35: 10,043,103 km (0.108 R)
• M36: 10,172,954 km (0.042 R)
• M37: 10,509,699 km (0.109 R)
• M38: 11,021,474 km (0.104 R)
• M39: 11,098,068 km (0.1 R)
• M40: 11,814,342 km (0.111 R)
• M41: 12,030,062 km (0.095 R)
• M42: 12,108,900 km (0.105 R)
• M43: 12,247,278 km (0.072 R)
• M44: 13,291,322 km (0.11 R)
• M45: 13,434,038 km (0.044 R)
• M46: 13,865,329 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 576.7

Radius: 3.4

Gravity: 49.89 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.87 AU - 6.75 AU

Year: 10751 Days

Day: 20.1 Hours

Environment

Temp: -238 °C

Axial Tilt: 100.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 49,868,656 km

• M1: 176,525 km (0.1 R)
• M2: 288,873 km (0.099 R)
• M3: 366,365 km (0.112 R)
• M4: 450,738 km (0.1 R)
• M5: 621,280 km (0.09 R)
• M6: 865,274 km (0.119 R)
• M7: 921,224 km (0.096 R)
• M8: 1,156,541 km (0.103 R)
• M9: 1,218,325 km (0.093 R)
• M10: 1,749,996 km (0.085 R)
• M11: 1,797,269 km (0.071 R)
• M12: 1,965,866 km (0.118 R)
• M13: 2,215,544 km (0.102 R)
• M14: 2,662,543 km (0.092 R)
• M15: 2,744,223 km (0.061 R)
• M16: 3,280,981 km (0.084 R)
• M17: 3,457,057 km (0.057 R)
• M18: 3,726,932 km (0.075 R)
• M19: 4,286,877 km (0.059 R)
• M20: 4,609,110 km (0.108 R)
• M21: 5,174,740 km (0.12 R)
• M22: 5,242,807 km (0.099 R)
• M23: 5,276,915 km (0.118 R)
• M24: 6,009,945 km (0.025 R)
• M25: 6,811,490 km (0.103 R)
• M26: 7,035,737 km (0.086 R)
• M27: 7,530,308 km (0.088 R)
• M28: 8,114,637 km (0.058 R)
• M29: 8,432,234 km (0.107 R)
• M30: 8,592,453 km (0.034 R)
• M31: 8,632,695 km (0.09 R)
• M32: 8,916,183 km (0.113 R)
• M33: 10,722,876 km (0.103 R)
• M34: 11,644,848 km (0.1 R)
• M35: 13,563,740 km (0.095 R)
• M36: 13,845,732 km (0.079 R)
• M37: 14,367,679 km (0.088 R)
• M38: 14,655,206 km (0.096 R)
• M39: 14,944,528 km (0.117 R)
• M40: 15,235,795 km (0.077 R)
• M41: 15,431,020 km (0.089 R)
• M42: 15,479,939 km (0.092 R)
• M43: 15,577,925 km (0.082 R)
• M44: 16,369,448 km (0.081 R)
• M45: 16,519,345 km (0.119 R)
• M46: 16,569,460 km (0.119 R)
• M47: 16,770,221 km (0.091 R)
• M48: 17,072,707 km (0.086 R)
• M49: 18,042,850 km (0.117 R)
• M50: 18,249,444 km (0.078 R)
• M51: 18,612,668 km (0.076 R)
• M52: 20,949,985 km (0.118 R)
• M53: 21,384,866 km (0.099 R)
• M54: 21,439,469 km (0.113 R)
• M55: 21,548,676 km (0.099 R)
• M56: 21,712,934 km (0.092 R)
• M57: 22,097,849 km (0.119 R)
• M58: 22,374,007 km (0.111 R)
• M59: 22,595,861 km (0.058 R)
• M60: 22,818,462 km (0.112 R)
• M61: 24,169,032 km (0.094 R)
• M62: 24,339,723 km (0.088 R)
• M63: 24,854,041 km (0.095 R)
• M64: 25,314,204 km (0.1 R)
• M65: 25,545,332 km (0.069 R)
• M66: 26,829,032 km (0.109 R)
• M67: 27,005,707 km (0.093 R)
• M68: 27,241,922 km (0.078 R)
• M69: 27,775,837 km (0.105 R)
• M70: 28,073,985 km (0.091 R)
• M71: 28,313,192 km (0.111 R)
• M72: 28,974,564 km (0.068 R)
• M73: 29,035,002 km (0.109 R)
• M74: 29,095,439 km (0.103 R)
• M75: 30,190,197 km (0.097 R)
• M76: 30,373,903 km (0.095 R)
• M77: 30,496,573 km (0.11 R)
• M78: 30,865,781 km (0.05 R)
• M79: 32,106,845 km (0.103 R)
• M80: 33,490,924 km (0.101 R)
• M81: 33,617,634 km (0.103 R)
• M82: 35,538,470 km (0.117 R)
• M83: 36,186,528 km (0.115 R)
• M84: 36,773,101 km (0.088 R)
• M85: 39,217,680 km (0.108 R)
• M86: 39,619,051 km (0.077 R)
• M87: 40,156,257 km (0.066 R)
• M88: 42,740,860 km (0.089 R)
• M89: 43,016,120 km (0.074 R)
• M90: 43,429,907 km (0.119 R)
• M91: 44,540,073 km (0.113 R)
• M92: 44,609,786 km (0.048 R)
• M93: 45,799,987 km (0.081 R)
• M94: 46,434,431 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 383.5

Radius: 3.6

Gravity: 29.59 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 6.21 AU - 8.97 AU

Year: 14183 Days

Day: 24.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 49,868,656 km

• M1: 110,254 km (0.082 R)
• M2: 230,082 km (0.1 R)
• M3: 278,252 km (0.069 R)
• M4: 473,627 km (0.082 R)
• M5: 687,402 km (0.103 R)
• M6: 947,852 km (0.058 R)
• M7: 1,007,392 km (0.047 R)
• M8: 1,257,819 km (0.092 R)
• M9: 1,323,343 km (0.114 R)
• M10: 1,912,310 km (0.102 R)
• M11: 2,273,140 km (0.094 R)
• M12: 2,380,102 km (0.032 R)
• M13: 2,543,613 km (0.115 R)
• M14: 2,968,321 km (0.106 R)
• M15: 3,233,558 km (0.103 R)
• M16: 3,692,225 km (0.11 R)
• M17: 3,754,907 km (0.064 R)
• M18: 3,881,466 km (0.112 R)
• M19: 5,720,772 km (0.089 R)
• M20: 5,793,327 km (0.103 R)
• M21: 5,866,331 km (0.088 R)
• M22: 5,902,833 km (0.08 R)
• M23: 5,976,285 km (0.106 R)
• M24: 6,198,139 km (0.108 R)
• M25: 8,811,315 km (0.108 R)
• M26: 9,021,649 km (0.113 R)
• M27: 9,489,891 km (0.036 R)
• M28: 10,538,871 km (0.091 R)
• M29: 10,583,301 km (0.097 R)
• M30: 11,669,831 km (0.07 R)
• M31: 11,808,209 km (0.109 R)
• M32: 11,854,434 km (0.118 R)
• M33: 12,602,125 km (0.034 R)
• M34: 14,586,540 km (0.074 R)
• M35: 15,843,312 km (0.102 R)
• M36: 16,252,761 km (0.029 R)
• M37: 17,872,009 km (0.046 R)
• M38: 20,256,748 km (0.066 R)
• M39: 21,598,941 km (0.066 R)
• M40: 22,911,961 km (0.098 R)
• M41: 23,142,940 km (0.116 R)
• M42: 23,840,515 km (0.12 R)
• M43: 24,133,278 km (0.058 R)
• M44: 24,663,004 km (0.071 R)
• M45: 25,794,114 km (0.116 R)
• M46: 28,663,850 km (0.09 R)
• M47: 30,104,477 km (0.119 R)
• M48: 30,420,727 km (0.102 R)
• M49: 30,801,753 km (0.109 R)
• M50: 30,992,939 km (0.083 R)
• M51: 32,990,519 km (0.111 R)
• M52: 33,316,643 km (0.094 R)
• M53: 34,103,677 km (0.102 R)
• M54: 35,029,538 km (0.056 R)
• M55: 35,428,815 km (0.104 R)
• M56: 38,197,572 km (0.086 R)
• M57: 39,020,959 km (0.086 R)
• M58: 40,127,983 km (0.062 R)
• M59: 41,385,503 km (0.106 R)
• M60: 44,873,976 km (0.049 R)
• M61: 45,090,593 km (0.111 R)
• M62: 45,742,541 km (0.045 R)
• M63: 47,717,083 km (0.076 R)
• M64: 48,455,498 km (0.088 R)
• M65: 49,346,354 km (0.092 R)
• M66: 49,570,002 km (0.114 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 18,878 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit