🌌 Stone's Star System Generator

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.1

Radius: 9

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.81 AU - 1.15 AU

Year: 670 Days

Day: 11.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 70,295,502 km

• M1: 115,789 km (0.06 R)
• M2: 187,596 km (0.073 R)
• M3: 268,229 km (0.049 R)
• M4: 326,123 km (0.086 R)
• M5: 408,253 km (0.092 R)
• M6: 465,549 km (0.064 R)
• M7: 532,868 km (0.065 R)
• M8: 600,486 km (0.116 R)
• M9: 660,026 km (0.053 R)
• M10: 818,300 km (0.079 R)
• M11: 902,374 km (0.079 R)
• M12: 1,047,783 km (0.119 R)
• M13: 1,135,149 km (0.075 R)
• M14: 1,397,095 km (0.101 R)
• M15: 1,488,798 km (0.065 R)
• M16: 1,577,360 km (0.115 R)
• M17: 1,694,495 km (0.049 R)
• M18: 1,792,631 km (0.045 R)
• M19: 2,017,477 km (0.038 R)
• M20: 2,075,222 km (0.077 R)
• M21: 2,145,084 km (0.117 R)
• M22: 2,335,672 km (0.03 R)
• M23: 2,506,961 km (0.052 R)
• M24: 2,720,736 km (0.077 R)
• M25: 2,784,615 km (0.077 R)
• M26: 2,920,749 km (0.104 R)
• M27: 3,078,874 km (0.081 R)
• M28: 3,159,058 km (0.119 R)
• M29: 3,342,166 km (0.116 R)
• M30: 3,584,664 km (0.053 R)
• M31: 3,640,913 km (0.104 R)
• M32: 3,697,311 km (0.106 R)
• M33: 4,035,552 km (0.095 R)
• M34: 4,167,647 km (0.118 R)
• M35: 4,496,762 km (0.087 R)
• M36: 4,565,278 km (0.099 R)
• M37: 4,672,241 km (0.081 R)
• M38: 5,077,202 km (0.069 R)
• M39: 5,156,489 km (0.1 R)
• M40: 5,220,068 km (0.073 R)
• M41: 5,477,376 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.9

Radius: 12

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.08 AU - 1.3 AU

Year: 896 Days

Day: 12 Hours

Environment

Temp: -188 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 70,295,502 km

• M1: 149,598 km (0.072 R)
• M2: 224,846 km (0.107 R)
• M3: 302,188 km (0.103 R)
• M4: 581,936 km (0.076 R)
• M5: 737,069 km (0.114 R)
• M6: 852,857 km (0.055 R)
• M7: 962,812 km (0.057 R)
• M8: 1,039,107 km (0.108 R)
• M9: 1,117,646 km (0.099 R)
• M10: 1,302,100 km (0.105 R)
• M11: 1,380,190 km (0.101 R)
• M12: 1,843,644 km (0.112 R)
• M13: 1,924,128 km (0.06 R)
• M14: 2,080,607 km (0.055 R)
• M15: 2,190,113 km (0.089 R)
• M16: 2,379,953 km (0.095 R)
• M17: 2,503,820 km (0.113 R)
• M18: 2,629,781 km (0.094 R)
• M19: 2,776,387 km (0.109 R)
• M20: 2,963,534 km (0.111 R)
• M21: 3,154,869 km (0.11 R)
• M22: 3,459,750 km (0.099 R)
• M23: 3,590,498 km (0.088 R)
• M24: 3,722,893 km (0.071 R)
• M25: 3,898,521 km (0.111 R)
• M26: 3,982,146 km (0.059 R)
• M27: 4,129,948 km (0.119 R)
• M28: 4,236,761 km (0.043 R)
• M29: 4,344,322 km (0.064 R)
• M30: 4,551,515 km (0.095 R)
• M31: 4,650,699 km (0.079 R)
• M32: 4,739,560 km (0.103 R)
• M33: 4,986,845 km (0.097 R)
• M34: 5,077,801 km (0.084 R)
• M35: 5,192,392 km (0.072 R)
• M36: 5,307,732 km (0.098 R)
• M37: 5,957,735 km (0.104 R)
• M38: 6,273,985 km (0.112 R)
• M39: 6,409,371 km (0.111 R)
• M40: 6,533,238 km (0.085 R)
• M41: 6,608,037 km (0.113 R)
• M42: 6,758,383 km (0.067 R)
• M43: 7,332,540 km (0.057 R)
• M44: 7,527,466 km (0.113 R)
• M45: 7,684,693 km (0.108 R)
• M46: 7,803,324 km (0.1 R)
• M47: 7,909,239 km (0.112 R)
• M48: 8,002,289 km (0.096 R)
• M49: 8,364,765 km (0.099 R)
• M50: 8,732,776 km (0.071 R)
• M51: 8,967,196 km (0.116 R)
• M52: 9,259,659 km (0.052 R)
• M53: 9,484,505 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.7

Radius: 8.5

Gravity: 13.39 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.98 AU - 4.28 AU

Year: 5793 Days

Day: 6.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 70,295,502 km

• M1: 132,394 km (0.077 R)
• M2: 195,674 km (0.088 R)
• M3: 349,760 km (0.095 R)
• M4: 415,134 km (0.086 R)
• M5: 653,443 km (0.06 R)
• M6: 1,179,878 km (0.109 R)
• M7: 1,410,259 km (0.118 R)
• M8: 1,559,259 km (0.085 R)
• M9: 1,616,555 km (0.068 R)
• M10: 1,733,241 km (0.118 R)
• M11: 2,121,148 km (0.107 R)
• M12: 2,227,811 km (0.063 R)
• M13: 2,336,270 km (0.102 R)
• M14: 2,491,104 km (0.104 R)
• M15: 3,315,089 km (0.077 R)
• M16: 3,666,943 km (0.042 R)
• M17: 4,515,313 km (0.119 R)
• M18: 4,570,365 km (0.089 R)
• M19: 4,708,892 km (0.079 R)
• M20: 5,046,983 km (0.108 R)
• M21: 5,509,989 km (0.055 R)
• M22: 5,568,930 km (0.12 R)
• M23: 6,230,003 km (0.049 R)
• M24: 6,383,790 km (0.102 R)
• M25: 6,663,688 km (0.095 R)
• M26: 6,757,934 km (0.101 R)
• M27: 7,889,493 km (0.117 R)
• M28: 8,089,355 km (0.063 R)
• M29: 8,223,545 km (0.088 R)
• M30: 9,288,382 km (0.065 R)
• M31: 9,534,770 km (0.074 R)
• M32: 9,712,043 km (0.104 R)
• M33: 9,819,006 km (0.065 R)
• M34: 9,890,514 km (0.12 R)
• M35: 10,034,128 km (0.114 R)
• M36: 10,323,300 km (0.079 R)
• M37: 10,541,863 km (0.066 R)
• M38: 11,095,375 km (0.084 R)
• M39: 11,169,875 km (0.039 R)
• M40: 11,582,615 km (0.117 R)
• M41: 12,000,442 km (0.091 R)
• M42: 12,307,417 km (0.105 R)
• M43: 12,539,294 km (0.064 R)
• M44: 13,046,729 km (0.111 R)
• M45: 13,243,750 km (0.101 R)
• M46: 14,122,039 km (0.115 R)
• M47: 14,243,213 km (0.116 R)
• M48: 14,324,295 km (0.071 R)
• M49: 14,568,289 km (0.072 R)
• M50: 14,772,640 km (0.083 R)
• M51: 15,060,317 km (0.052 R)
• M52: 15,267,061 km (0.105 R)
• M53: 15,892,530 km (0.058 R)
• M54: 16,868,058 km (0.081 R)
• M55: 17,211,833 km (0.102 R)
• M56: 18,081,595 km (0.066 R)
• M57: 18,521,862 km (0.1 R)
• M58: 18,654,555 km (0.042 R)
• M59: 18,743,267 km (0.062 R)
• M60: 19,637,712 km (0.088 R)
• M61: 19,999,440 km (0.106 R)
• M62: 20,226,679 km (0.077 R)
• M63: 20,637,774 km (0.077 R)
• M64: 20,775,404 km (0.063 R)
• M65: 21,794,016 km (0.064 R)
• M66: 21,934,189 km (0.088 R)
• M67: 23,018,924 km (0.094 R)
• M68: 23,161,640 km (0.074 R)
• M69: 24,654,028 km (0.107 R)
• M70: 24,751,417 km (0.099 R)
• M71: 24,897,574 km (0.071 R)
• M72: 25,191,085 km (0.048 R)
• M73: 25,436,425 km (0.08 R)
• M74: 25,731,881 km (0.077 R)
• M75: 26,725,061 km (0.118 R)
• M76: 27,025,454 km (0.026 R)
• M77: 27,832,085 km (0.049 R)
• M78: 28,595,334 km (0.103 R)
• M79: 30,038,504 km (0.094 R)
• M80: 30,194,685 km (0.093 R)
• M81: 31,347,037 km (0.111 R)
• M82: 31,716,843 km (0.1 R)
• M83: 32,247,467 km (0.088 R)
• M84: 32,567,307 km (0.065 R)
• M85: 32,781,082 km (0.072 R)
• M86: 33,857,140 km (0.101 R)
• M87: 34,073,608 km (0.1 R)
• M88: 34,944,567 km (0.118 R)
• M89: 35,054,072 km (0.116 R)
• M90: 35,218,331 km (0.116 R)
• M91: 36,430,971 km (0.106 R)
• M92: 36,763,976 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.8

Radius: 13.5

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.62 AU - 4.86 AU

Year: 6026 Days

Day: 9.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 70,295,502 km

• M1: 188,643 km (0.104 R)
• M2: 318,643 km (0.118 R)
• M3: 408,851 km (0.111 R)
• M4: 511,924 km (0.116 R)
• M5: 728,542 km (0.047 R)
• M6: 1,329,177 km (0.079 R)
• M7: 1,465,760 km (0.063 R)
• M8: 1,623,286 km (0.037 R)
• M9: 1,720,675 km (0.074 R)
• M10: 2,042,460 km (0.062 R)
• M11: 2,495,741 km (0.043 R)
• M12: 2,782,820 km (0.085 R)
• M13: 3,601,120 km (0.053 R)
• M14: 3,686,840 km (0.094 R)
• M15: 3,882,514 km (0.086 R)
• M16: 3,992,767 km (0.088 R)
• M17: 4,307,072 km (0.11 R)
• M18: 4,770,227 km (0.116 R)
• M19: 5,079,895 km (0.082 R)
• M20: 5,619,046 km (0.086 R)
• M21: 5,718,977 km (0.036 R)
• M22: 6,514,389 km (0.109 R)
• M23: 6,858,314 km (0.094 R)
• M24: 7,046,060 km (0.102 R)
• M25: 7,481,539 km (0.064 R)
• M26: 8,010,068 km (0.074 R)
• M27: 8,236,260 km (0.088 R)
• M28: 9,103,479 km (0.115 R)
• M29: 9,398,935 km (0.049 R)
• M30: 9,637,693 km (0.072 R)
• M31: 9,757,820 km (0.099 R)
• M32: 9,969,202 km (0.04 R)
• M33: 10,212,747 km (0.072 R)
• M34: 10,643,589 km (0.116 R)
• M35: 10,767,905 km (0.065 R)
• M36: 11,080,565 km (0.113 R)
• M37: 11,555,239 km (0.098 R)
• M38: 12,004,182 km (0.1 R)
• M39: 12,263,435 km (0.084 R)
• M40: 12,361,122 km (0.092 R)
• M41: 12,688,592 km (0.077 R)
• M42: 13,052,115 km (0.113 R)
• M43: 13,452,589 km (0.077 R)
• M44: 13,620,737 km (0.069 R)
• M45: 13,925,019 km (0.107 R)
• M46: 14,095,111 km (0.084 R)
• M47: 14,231,694 km (0.107 R)
• M48: 14,437,242 km (0.09 R)
• M49: 14,712,951 km (0.052 R)
• M50: 14,851,478 km (0.069 R)
• M51: 15,904,348 km (0.091 R)
• M52: 16,260,541 km (0.044 R)
• M53: 16,475,662 km (0.06 R)
• M54: 16,872,396 km (0.026 R)
• M55: 17,235,769 km (0.115 R)
• M56: 18,490,596 km (0.055 R)
• M57: 18,715,142 km (0.089 R)
• M58: 19,204,627 km (0.087 R)
• M59: 20,081,121 km (0.088 R)
• M60: 20,196,461 km (0.032 R)
• M61: 20,350,546 km (0.114 R)
• M62: 20,543,677 km (0.114 R)
• M63: 20,659,765 km (0.113 R)
• M64: 22,708,059 km (0.108 R)
• M65: 23,675,209 km (0.119 R)
• M66: 24,861,670 km (0.092 R)
• M67: 24,985,537 km (0.04 R)
• M68: 26,025,542 km (0.102 R)
• M69: 27,804,559 km (0.115 R)
• M70: 28,147,887 km (0.061 R)
• M71: 29,012,263 km (0.047 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 344

Radius: 4

Gravity: 21.5 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.54 AU - 8.04 AU

Year: 12213 Days

Day: 17.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 70,295,502 km

• M1: 129,552 km (0.102 R)
• M2: 182,061 km (0.082 R)
• M3: 253,419 km (0.106 R)
• M4: 371,900 km (0.062 R)
• M5: 595,400 km (0.095 R)
• M6: 721,062 km (0.098 R)
• M7: 820,694 km (0.112 R)
• M8: 1,089,521 km (0.101 R)
• M9: 1,529,189 km (0.088 R)
• M10: 1,902,586 km (0.076 R)
• M11: 1,948,363 km (0.087 R)
• M12: 2,087,788 km (0.078 R)
• M13: 2,206,569 km (0.063 R)
• M14: 2,601,058 km (0.102 R)
• M15: 3,205,733 km (0.09 R)
• M16: 3,425,791 km (0.104 R)
• M17: 3,997,255 km (0.105 R)
• M18: 4,536,555 km (0.064 R)
• M19: 4,567,223 km (0.113 R)
• M20: 4,814,658 km (0.092 R)
• M21: 5,098,295 km (0.064 R)
• M22: 5,290,379 km (0.041 R)
• M23: 5,419,781 km (0.04 R)
• M24: 5,781,060 km (0.056 R)
• M25: 5,981,372 km (0.1 R)
• M26: 6,320,211 km (0.065 R)
• M27: 6,526,506 km (0.077 R)
• M28: 6,630,626 km (0.117 R)
• M29: 6,840,213 km (0.1 R)
• M30: 6,945,829 km (0.11 R)
• M31: 7,736,903 km (0.117 R)
• M32: 7,994,660 km (0.118 R)
• M33: 8,068,711 km (0.071 R)
• M34: 8,330,058 km (0.115 R)
• M35: 8,632,096 km (0.103 R)
• M36: 8,708,092 km (0.066 R)
• M37: 10,967,319 km (0.066 R)
• M38: 11,215,203 km (0.057 R)
• M39: 11,842,766 km (0.103 R)
• M40: 11,969,625 km (0.078 R)
• M41: 13,131,701 km (0.054 R)
• M42: 13,792,774 km (0.098 R)
• M43: 14,509,647 km (0.085 R)
• M44: 14,600,154 km (0.05 R)
• M45: 15,192,711 km (0.049 R)
• M46: 15,979,446 km (0.088 R)
• M47: 16,119,619 km (0.073 R)
• M48: 16,779,346 km (0.091 R)
• M49: 17,447,899 km (0.1 R)
• M50: 17,592,261 km (0.104 R)
• M51: 17,785,392 km (0.071 R)
• M52: 17,882,181 km (0.082 R)
• M53: 17,979,270 km (0.03 R)
• M54: 19,057,722 km (0.084 R)
• M55: 19,107,238 km (0.105 R)
• M56: 19,604,801 km (0.111 R)
• M57: 19,654,916 km (0.085 R)
• M58: 20,816,394 km (0.075 R)
• M59: 21,896,042 km (0.092 R)
• M60: 22,573,571 km (0.089 R)
• M61: 23,046,749 km (0.053 R)
• M62: 23,789,053 km (0.116 R)
• M63: 24,485,431 km (0.057 R)
• M64: 24,755,007 km (0.074 R)
• M65: 27,058,216 km (0.094 R)
• M66: 27,504,616 km (0.057 R)
• M67: 28,631,387 km (0.11 R)
• M68: 28,744,782 km (0.117 R)
• M69: 28,915,324 km (0.062 R)
• M70: 29,543,485 km (0.115 R)
• M71: 29,888,009 km (0.056 R)
• M72: 31,279,269 km (0.114 R)
• M73: 32,277,386 km (0.116 R)
• M74: 32,572,992 km (0.101 R)
• M75: 33,107,355 km (0.119 R)
• M76: 33,764,239 km (0.118 R)
• M77: 36,373,376 km (0.065 R)
• M78: 38,294,063 km (0.117 R)
• M79: 38,669,703 km (0.067 R)
• M80: 39,361,294 km (0.034 R)
• M81: 40,184,082 km (0.029 R)
• M82: 42,556,555 km (0.074 R)
• M83: 42,945,510 km (0.087 R)
• M84: 43,205,361 km (0.096 R)
• M85: 43,465,961 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 501.5

Radius: 4.5

Gravity: 24.77 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 7.39 AU - 11.95 AU

Year: 20756 Days

Day: 18.2 Hours

Environment

Temp: -245 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 70,295,502 km

• M1: 185,053 km (0.077 R)
• M2: 300,991 km (0.079 R)
• M3: 402,867 km (0.096 R)
• M4: 535,710 km (0.091 R)
• M5: 704,307 km (0.12 R)
• M6: 1,062,594 km (0.069 R)
• M7: 1,384,827 km (0.044 R)
• M8: 1,527,544 km (0.092 R)
• M9: 1,645,277 km (0.057 R)
• M10: 2,112,621 km (0.062 R)
• M11: 2,903,096 km (0.109 R)
• M12: 3,085,905 km (0.038 R)
• M13: 3,656,770 km (0.093 R)
• M14: 4,095,840 km (0.112 R)
• M15: 4,678,374 km (0.102 R)
• M16: 4,849,514 km (0.115 R)
• M17: 5,509,690 km (0.097 R)
• M18: 5,599,747 km (0.104 R)
• M19: 5,735,882 km (0.091 R)
• M20: 6,767,209 km (0.078 R)
• M21: 7,058,177 km (0.086 R)
• M22: 7,107,096 km (0.067 R)
• M23: 7,205,381 km (0.118 R)
• M24: 7,254,599 km (0.116 R)
• M25: 8,262,889 km (0.07 R)
• M26: 8,521,693 km (0.068 R)
• M27: 12,355,737 km (0.08 R)
• M28: 13,069,768 km (0.1 R)
• M29: 13,492,531 km (0.026 R)
• M30: 14,227,505 km (0.113 R)
• M31: 14,912,664 km (0.084 R)
• M32: 16,121,265 km (0.11 R)
• M33: 18,025,646 km (0.096 R)
• M34: 18,970,057 km (0.077 R)
• M35: 19,379,806 km (0.083 R)
• M36: 20,556,243 km (0.086 R)
• M37: 21,047,373 km (0.06 R)
• M38: 21,542,393 km (0.065 R)
• M39: 21,613,452 km (0.053 R)
• M40: 21,684,660 km (0.116 R)
• M41: 21,969,794 km (0.049 R)
• M42: 22,184,467 km (0.076 R)
• M43: 24,443,694 km (0.106 R)
• M44: 25,412,639 km (0.04 R)
• M45: 25,487,737 km (0.12 R)
• M46: 26,775,027 km (0.12 R)
• M47: 27,464,972 km (0.077 R)
• M48: 27,542,015 km (0.117 R)
• M49: 27,696,251 km (0.108 R)
• M50: 27,928,277 km (0.084 R)
• M51: 28,471,916 km (0.033 R)
• M52: 28,862,516 km (0.111 R)
• M53: 30,282,947 km (0.067 R)
• M54: 33,519,796 km (0.071 R)
• M55: 33,684,504 km (0.1 R)
• M56: 34,678,432 km (0.098 R)
• M57: 35,011,886 km (0.101 R)
• M58: 35,095,511 km (0.071 R)
• M59: 35,262,761 km (0.117 R)
• M60: 35,514,086 km (0.076 R)
• M61: 36,018,679 km (0.108 R)
• M62: 36,525,517 km (0.053 R)
• M63: 36,864,805 km (0.097 R)
• M64: 37,546,373 km (0.077 R)
• M65: 37,631,943 km (0.05 R)
• M66: 40,139,353 km (0.078 R)
• M67: 40,226,718 km (0.03 R)
• M68: 41,545,722 km (0.047 R)
• M69: 42,521,848 km (0.111 R)
• M70: 42,611,009 km (0.086 R)
• M71: 43,685,271 km (0.103 R)
• M72: 44,135,561 km (0.048 R)
• M73: 45,040,628 km (0.104 R)
• M74: 45,677,915 km (0.118 R)
• M75: 47,145,470 km (0.117 R)
• M76: 48,349,433 km (0.1 R)
• M77: 50,692,734 km (0.101 R)
• M78: 50,787,131 km (0.092 R)
• M79: 52,211,751 km (0.11 R)
• M80: 52,307,195 km (0.096 R)
• M81: 53,649,387 km (0.106 R)
• M82: 54,131,541 km (0.094 R)
• M83: 55,391,604 km (0.05 R)
• M84: 55,781,306 km (0.106 R)
• M85: 56,563,404 km (0.051 R)
• M86: 57,054,085 km (0.117 R)
• M87: 57,250,806 km (0.09 R)
• M88: 58,832,055 km (0.116 R)
• M89: 59,030,721 km (0.055 R)
• M90: 62,037,639 km (0.092 R)
• M91: 62,442,301 km (0.106 R)
• M92: 62,543,579 km (0.049 R)
• M93: 63,152,592 km (0.103 R)
• M94: 65,917,160 km (0.109 R)
• M95: 66,330,200 km (0.113 R)
• M96: 69,664,288 km (0.09 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: 200 - 20,145 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit