🌌 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: 414.7

Radius: 10

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.8 AU - 1.16 AU

Year: 626 Days

Day: 5.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 71,416,495 km

• M1: 129,701 km (0.047 R)
• M2: 221,106 km (0.03 R)
• M3: 313,856 km (0.091 R)
• M4: 401,521 km (0.103 R)
• M5: 484,996 km (0.097 R)
• M6: 560,094 km (0.107 R)
• M7: 689,497 km (0.112 R)
• M8: 798,105 km (0.085 R)
• M9: 866,321 km (0.074 R)
• M10: 1,048,531 km (0.077 R)
• M11: 1,248,993 km (0.111 R)
• M12: 1,467,705 km (0.091 R)
• M13: 1,530,087 km (0.09 R)
• M14: 1,663,528 km (0.085 R)
• M15: 1,728,753 km (0.067 R)
• M16: 1,898,846 km (0.113 R)
• M17: 2,011,194 km (0.096 R)
• M18: 2,074,474 km (0.096 R)
• M19: 2,236,039 km (0.062 R)
• M20: 2,361,552 km (0.072 R)
• M21: 2,489,458 km (0.098 R)
• M22: 2,557,824 km (0.093 R)
• M23: 2,654,465 km (0.04 R)
• M24: 2,759,482 km (0.071 R)
• M25: 2,908,781 km (0.076 R)
• M26: 2,973,706 km (0.087 R)
• M27: 3,275,296 km (0.106 R)
• M28: 3,494,606 km (0.104 R)
• M29: 3,664,250 km (0.064 R)
• M30: 3,773,606 km (0.092 R)
• M31: 3,947,738 km (0.113 R)
• M32: 4,019,844 km (0.081 R)
• M33: 4,108,406 km (0.115 R)
• M34: 4,230,329 km (0.107 R)
• M35: 4,394,737 km (0.118 R)
• M36: 4,519,501 km (0.115 R)
• M37: 4,670,745 km (0.11 R)
• M38: 5,004,198 km (0.107 R)
• M39: 5,091,115 km (0.104 R)
• M40: 5,178,330 km (0.111 R)
• M41: 5,248,492 km (0.06 R)
• M42: 5,407,664 km (0.092 R)
• M43: 5,622,337 km (0.106 R)
• M44: 5,776,123 km (0.106 R)
• M45: 5,867,228 km (0.089 R)
• M46: 6,069,335 km (0.099 R)
• M47: 6,245,711 km (0.03 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.6

Radius: 13.6

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.14 AU - 1.52 AU

Year: 990 Days

Day: 12 Hours

Environment

Temp: -167 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 71,416,495 km

• M1: 170,093 km (0.104 R)
• M2: 301,589 km (0.073 R)
• M3: 397,033 km (0.113 R)
• M4: 518,357 km (0.047 R)
• M5: 661,522 km (0.106 R)
• M6: 907,760 km (0.119 R)
• M7: 1,012,628 km (0.057 R)
• M8: 1,171,202 km (0.106 R)
• M9: 1,279,361 km (0.114 R)
• M10: 1,429,408 km (0.065 R)
• M11: 1,514,529 km (0.077 R)
• M12: 1,839,156 km (0.098 R)
• M13: 1,941,032 km (0.101 R)
• M14: 2,088,835 km (0.114 R)
• M15: 2,222,426 km (0.062 R)
• M16: 2,340,608 km (0.103 R)
• M17: 2,698,297 km (0.107 R)
• M18: 2,953,511 km (0.086 R)
• M19: 3,175,664 km (0.044 R)
• M20: 3,403,352 km (0.092 R)
• M21: 3,519,290 km (0.101 R)
• M22: 3,625,953 km (0.064 R)
• M23: 3,722,743 km (0.119 R)
• M24: 3,908,095 km (0.11 R)
• M25: 4,063,078 km (0.11 R)
• M26: 4,413,736 km (0.12 R)
• M27: 4,540,595 km (0.113 R)
• M28: 4,668,650 km (0.107 R)
• M29: 4,880,780 km (0.109 R)
• M30: 5,012,127 km (0.118 R)
• M31: 5,265,995 km (0.039 R)
• M32: 5,499,367 km (0.096 R)
• M33: 5,723,764 km (0.085 R)
• M34: 5,811,728 km (0.096 R)
• M35: 5,900,290 km (0.038 R)
• M36: 6,130,072 km (0.116 R)
• M37: 6,310,786 km (0.028 R)
• M38: 6,545,804 km (0.098 R)
• M39: 6,704,229 km (0.107 R)
• M40: 6,797,129 km (0.101 R)
• M41: 7,213,909 km (0.104 R)
• M42: 7,309,202 km (0.106 R)
• M43: 8,185,846 km (0.043 R)
• M44: 8,285,328 km (0.107 R)
• M45: 8,499,852 km (0.026 R)
• M46: 8,716,170 km (0.043 R)
• M47: 8,832,258 km (0.088 R)
• M48: 8,919,773 km (0.098 R)
• M49: 9,213,434 km (0.104 R)
• M50: 9,674,793 km (0.071 R)
• M51: 9,855,508 km (0.088 R)
• M52: 10,006,901 km (0.095 R)
• M53: 10,189,709 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.5

Radius: 9.6

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.28 AU - 2.86 AU

Year: 2660 Days

Day: 5.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 71,416,495 km

• M1: 191,336 km (0.089 R)
• M2: 272,119 km (0.088 R)
• M3: 363,972 km (0.096 R)
• M4: 461,210 km (0.082 R)
• M5: 594,801 km (0.108 R)
• M6: 666,907 km (0.044 R)
• M7: 732,880 km (0.111 R)
• M8: 861,534 km (0.065 R)
• M9: 1,108,520 km (0.067 R)
• M10: 1,188,106 km (0.066 R)
• M11: 1,439,281 km (0.107 R)
• M12: 1,827,488 km (0.043 R)
• M13: 2,146,729 km (0.075 R)
• M14: 2,233,047 km (0.082 R)
• M15: 2,335,223 km (0.101 R)
• M16: 2,529,102 km (0.069 R)
• M17: 2,681,991 km (0.085 R)
• M18: 2,743,924 km (0.1 R)
• M19: 2,869,437 km (0.114 R)
• M20: 3,273,800 km (0.114 R)
• M21: 3,457,506 km (0.087 R)
• M22: 3,661,857 km (0.106 R)
• M23: 4,481,653 km (0.03 R)
• M24: 4,611,354 km (0.118 R)
• M25: 4,988,640 km (0.094 R)
• M26: 5,123,129 km (0.076 R)
• M27: 5,593,315 km (0.088 R)
• M28: 5,712,993 km (0.089 R)
• M29: 5,914,501 km (0.06 R)
• M30: 6,179,888 km (0.059 R)
• M31: 7,020,927 km (0.106 R)
• M32: 7,345,555 km (0.101 R)
• M33: 7,852,841 km (0.106 R)
• M34: 7,942,301 km (0.077 R)
• M35: 8,189,885 km (0.027 R)
• M36: 8,485,790 km (0.059 R)
• M37: 9,041,396 km (0.089 R)
• M38: 9,158,681 km (0.07 R)
• M39: 9,229,291 km (0.069 R)
• M40: 9,872,711 km (0.109 R)
• M41: 9,993,437 km (0.12 R)
• M42: 10,877,411 km (0.092 R)
• M43: 10,952,210 km (0.086 R)
• M44: 11,455,307 km (0.117 R)
• M45: 11,684,042 km (0.086 R)
• M46: 12,353,643 km (0.071 R)
• M47: 12,640,721 km (0.081 R)
• M48: 13,408,008 km (0.09 R)
• M49: 13,514,971 km (0.12 R)
• M50: 13,622,382 km (0.071 R)
• M51: 13,918,885 km (0.103 R)
• M52: 14,135,952 km (0.106 R)
• M53: 14,326,689 km (0.045 R)
• M54: 14,766,058 km (0.089 R)
• M55: 15,015,138 km (0.115 R)
• M56: 15,209,915 km (0.059 R)
• M57: 15,377,464 km (0.091 R)
• M58: 15,968,825 km (0.097 R)
• M59: 16,110,643 km (0.105 R)
• M60: 16,338,631 km (0.105 R)
• M61: 16,510,219 km (0.057 R)
• M62: 16,596,238 km (0.051 R)
• M63: 17,231,880 km (0.109 R)
• M64: 17,875,300 km (0.071 R)
• M65: 18,081,745 km (0.052 R)
• M66: 18,437,489 km (0.096 R)
• M67: 18,556,419 km (0.114 R)
• M68: 18,735,637 km (0.106 R)
• M69: 18,915,304 km (0.117 R)
• M70: 19,578,921 km (0.092 R)
• M71: 19,761,280 km (0.103 R)
• M72: 20,188,981 km (0.073 R)
• M73: 20,373,136 km (0.102 R)
• M74: 20,465,438 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584.1

Radius: 8.6

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.89 AU - 5.61 AU

Year: 7767 Days

Day: 8 Hours

Environment

Temp: -219 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 71,416,495 km

• M1: 424,858 km (0.092 R)
• M2: 484,847 km (0.084 R)
• M3: 548,127 km (0.062 R)
• M4: 831,465 km (0.108 R)
• M5: 957,426 km (0.086 R)
• M6: 1,072,916 km (0.067 R)
• M7: 1,158,336 km (0.116 R)
• M8: 1,447,509 km (0.106 R)
• M9: 1,698,983 km (0.062 R)
• M10: 1,779,317 km (0.106 R)
• M11: 1,943,725 km (0.066 R)
• M12: 2,221,678 km (0.08 R)
• M13: 2,604,200 km (0.051 R)
• M14: 3,154,421 km (0.118 R)
• M15: 3,228,920 km (0.082 R)
• M16: 3,303,869 km (0.09 R)
• M17: 3,455,711 km (0.103 R)
• M18: 3,898,521 km (0.087 R)
• M19: 4,005,184 km (0.09 R)
• M20: 4,414,484 km (0.084 R)
• M21: 4,951,989 km (0.1 R)
• M22: 5,067,777 km (0.108 R)
• M23: 5,155,143 km (0.096 R)
• M24: 5,811,877 km (0.115 R)
• M25: 6,400,096 km (0.084 R)
• M26: 6,558,221 km (0.118 R)
• M27: 6,717,393 km (0.029 R)
• M28: 6,813,585 km (0.098 R)
• M29: 7,566,212 km (0.107 R)
• M30: 7,901,760 km (0.089 R)
• M31: 8,414,132 km (0.089 R)
• M32: 8,691,786 km (0.112 R)
• M33: 8,761,648 km (0.066 R)
• M34: 8,972,431 km (0.084 R)
• M35: 9,149,406 km (0.076 R)
• M36: 10,309,088 km (0.058 R)
• M37: 10,494,440 km (0.093 R)
• M38: 10,568,940 km (0.062 R)
• M39: 11,399,657 km (0.102 R)
• M40: 11,668,335 km (0.047 R)
• M41: 11,822,869 km (0.116 R)
• M42: 12,486,934 km (0.043 R)
• M43: 12,724,346 km (0.099 R)
• M44: 13,688,504 km (0.056 R)
• M45: 13,892,257 km (0.111 R)
• M46: 14,138,196 km (0.067 R)
• M47: 14,385,481 km (0.081 R)
• M48: 14,759,326 km (0.074 R)
• M49: 15,516,291 km (0.077 R)
• M50: 15,856,926 km (0.108 R)
• M51: 16,285,972 km (0.112 R)
• M52: 17,552,019 km (0.083 R)
• M53: 18,443,473 km (0.098 R)
• M54: 19,030,794 km (0.111 R)
• M55: 19,808,104 km (0.104 R)
• M56: 19,946,482 km (0.097 R)
• M57: 20,038,784 km (0.09 R)
• M58: 21,393,842 km (0.039 R)
• M59: 23,116,611 km (0.063 R)
• M60: 23,408,177 km (0.086 R)
• M61: 23,554,334 km (0.056 R)
• M62: 23,847,546 km (0.114 R)
• M63: 24,240,540 km (0.108 R)
• M64: 24,784,328 km (0.108 R)
• M65: 25,082,626 km (0.108 R)
• M66: 25,232,224 km (0.091 R)
• M67: 25,532,317 km (0.074 R)
• M68: 26,186,658 km (0.089 R)
• M69: 26,541,205 km (0.108 R)
• M70: 27,101,599 km (0.104 R)
• M71: 27,717,493 km (0.066 R)
• M72: 28,027,161 km (0.103 R)
• M73: 28,182,444 km (0.101 R)
• M74: 29,067,614 km (0.102 R)
• M75: 29,592,553 km (0.081 R)
• M76: 29,803,337 km (0.099 R)
• M77: 30,705,113 km (0.095 R)
• M78: 31,078,958 km (0.097 R)
• M79: 31,132,514 km (0.037 R)
• M80: 31,885,290 km (0.109 R)
• M81: 32,209,768 km (0.091 R)
• M82: 32,535,293 km (0.112 R)
• M83: 34,179,374 km (0.099 R)
• M84: 35,178,837 km (0.033 R)
• M85: 35,906,481 km (0.059 R)
• M86: 36,526,115 km (0.106 R)
• M87: 36,639,211 km (0.118 R)
• M88: 37,547,719 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400

Radius: 10.6

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.9 AU - 5.76 AU

Year: 7945 Days

Day: 9.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 71,416,495 km

• M1: 171,290 km (0.056 R)
• M2: 318,643 km (0.034 R)
• M3: 416,032 km (0.044 R)
• M4: 573,409 km (0.118 R)
• M5: 673,190 km (0.027 R)
• M6: 820,993 km (0.075 R)
• M7: 1,247,197 km (0.029 R)
• M8: 1,313,320 km (0.111 R)
• M9: 1,626,727 km (0.073 R)
• M10: 2,002,667 km (0.052 R)
• M11: 2,200,884 km (0.098 R)
• M12: 2,468,365 km (0.115 R)
• M13: 2,616,766 km (0.096 R)
• M14: 3,079,921 km (0.087 R)
• M15: 3,286,366 km (0.086 R)
• M16: 3,426,539 km (0.103 R)
• M17: 3,761,489 km (0.111 R)
• M18: 3,883,710 km (0.061 R)
• M19: 3,982,445 km (0.05 R)
• M20: 4,802,241 km (0.076 R)
• M21: 6,358,358 km (0.078 R)
• M22: 7,069,547 km (0.119 R)
• M23: 7,404,047 km (0.117 R)
• M24: 8,310,461 km (0.045 R)
• M25: 8,598,886 km (0.104 R)
• M26: 9,119,935 km (0.092 R)
• M27: 9,284,792 km (0.095 R)
• M28: 9,484,056 km (0.094 R)
• M29: 9,617,647 km (0.095 R)
• M30: 9,819,305 km (0.118 R)
• M31: 10,397,950 km (0.108 R)
• M32: 11,375,272 km (0.082 R)
• M33: 11,659,957 km (0.117 R)
• M34: 12,055,195 km (0.113 R)
• M35: 12,345,415 km (0.094 R)
• M36: 12,711,481 km (0.104 R)
• M37: 13,006,787 km (0.066 R)
• M38: 13,529,332 km (0.049 R)
• M39: 13,944,616 km (0.116 R)
• M40: 14,172,902 km (0.071 R)
• M41: 14,556,172 km (0.115 R)
• M42: 15,372,228 km (0.1 R)
• M43: 15,489,962 km (0.077 R)
• M44: 16,043,624 km (0.032 R)
• M45: 16,202,945 km (0.069 R)
• M46: 17,129,704 km (0.028 R)
• M47: 18,032,079 km (0.074 R)
• M48: 18,405,624 km (0.064 R)
• M49: 18,530,838 km (0.078 R)
• M50: 19,160,645 km (0.105 R)
• M51: 19,372,176 km (0.108 R)
• M52: 19,584,456 km (0.071 R)
• M53: 20,570,904 km (0.071 R)
• M54: 20,830,905 km (0.082 R)
• M55: 21,661,472 km (0.06 R)
• M56: 22,458,231 km (0.112 R)
• M57: 23,399,949 km (0.034 R)
• M58: 23,490,306 km (0.036 R)
• M59: 23,989,365 km (0.108 R)
• M60: 24,446,087 km (0.077 R)
• M61: 24,675,570 km (0.072 R)
• M62: 25,368,209 km (0.103 R)
• M63: 25,554,009 km (0.113 R)
• M64: 25,647,059 km (0.099 R)
• M65: 26,114,104 km (0.073 R)
• M66: 26,442,620 km (0.118 R)
• M67: 27,103,993 km (0.112 R)
• M68: 27,818,472 km (0.06 R)
• M69: 28,298,382 km (0.109 R)
• M70: 28,635,875 km (0.105 R)
• M71: 28,780,985 km (0.026 R)
• M72: 28,974,714 km (0.114 R)
• M73: 29,558,744 km (0.109 R)
• M74: 29,999,310 km (0.106 R)
• M75: 30,294,167 km (0.114 R)
• M76: 30,639,439 km (0.114 R)
• M77: 30,986,057 km (0.031 R)
• M78: 31,333,872 km (0.108 R)
• M79: 32,738,297 km (0.064 R)
• M80: 33,703,054 km (0.077 R)
• M81: 33,856,242 km (0.086 R)
• M82: 33,958,417 km (0.083 R)
• M83: 34,163,217 km (0.105 R)
• M84: 34,317,153 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 512.1

Radius: 5.2

Gravity: 18.94 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.85 AU - 12.55 AU

Year: 21034 Days

Day: 17.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 71,416,495 km

• M1: 66,870 km (0.113 R)
• M2: 281,842 km (0.083 R)
• M3: 492,476 km (0.109 R)
• M4: 593,156 km (0.032 R)
• M5: 862,432 km (0.12 R)
• M6: 1,139,637 km (0.063 R)
• M7: 1,895,704 km (0.058 R)
• M8: 2,186,971 km (0.113 R)
• M9: 2,220,182 km (0.098 R)
• M10: 2,287,202 km (0.09 R)
• M11: 2,457,743 km (0.113 R)
• M12: 5,021,851 km (0.096 R)
• M13: 5,243,405 km (0.051 R)
• M14: 5,378,043 km (0.103 R)
• M15: 5,604,684 km (0.079 R)
• M16: 5,880,842 km (0.091 R)
• M17: 6,784,563 km (0.096 R)
• M18: 7,078,822 km (0.104 R)
• M19: 7,227,522 km (0.067 R)
• M20: 7,477,650 km (0.117 R)
• M21: 7,629,043 km (0.111 R)
• M22: 7,986,432 km (0.12 R)
• M23: 8,506,434 km (0.12 R)
• M24: 9,524,148 km (0.085 R)
• M25: 10,242,368 km (0.104 R)
• M26: 10,298,317 km (0.113 R)
• M27: 11,497,045 km (0.062 R)
• M28: 13,468,147 km (0.06 R)
• M29: 15,284,414 km (0.119 R)
• M30: 15,476,648 km (0.115 R)
• M31: 16,646,952 km (0.047 R)
• M32: 16,712,775 km (0.101 R)
• M33: 17,176,080 km (0.042 R)
• M34: 17,442,813 km (0.116 R)
• M35: 17,845,380 km (0.109 R)
• M36: 18,386,775 km (0.072 R)
• M37: 18,865,039 km (0.095 R)
• M38: 19,002,520 km (0.085 R)
• M39: 19,416,607 km (0.032 R)
• M40: 19,833,835 km (0.109 R)
• M41: 22,543,651 km (0.107 R)
• M42: 22,762,513 km (0.096 R)
• M43: 23,055,425 km (0.119 R)
• M44: 23,423,137 km (0.12 R)
• M45: 23,941,494 km (0.056 R)
• M46: 25,442,858 km (0.115 R)
• M47: 25,975,576 km (0.048 R)
• M48: 29,725,845 km (0.109 R)
• M49: 31,908,478 km (0.112 R)
• M50: 32,729,770 km (0.032 R)
• M51: 34,897,742 km (0.096 R)
• M52: 35,066,489 km (0.099 R)
• M53: 35,404,730 km (0.047 R)
• M54: 35,574,224 km (0.077 R)
• M55: 35,828,989 km (0.117 R)
• M56: 37,197,810 km (0.076 R)
• M57: 37,283,978 km (0.113 R)
• M58: 37,542,633 km (0.084 R)
• M59: 38,496,618 km (0.059 R)
• M60: 40,428,226 km (0.055 R)
• M61: 40,782,773 km (0.12 R)
• M62: 40,960,495 km (0.099 R)
• M63: 42,391,100 km (0.104 R)
• M64: 43,838,160 km (0.055 R)
• M65: 44,020,071 km (0.068 R)
• M66: 44,476,195 km (0.1 R)
• M67: 45,301,227 km (0.12 R)
• M68: 47,806,244 km (0.085 R)
• M69: 48,745,419 km (0.092 R)
• M70: 49,122,854 km (0.116 R)
• M71: 50,355,990 km (0.109 R)
• M72: 52,852,629 km (0.095 R)
• M73: 53,823,668 km (0.115 R)
• M74: 54,018,445 km (0.053 R)
• M75: 54,409,045 km (0.031 R)
• M76: 55,291,074 km (0.117 R)
• M77: 55,783,101 km (0.046 R)
• M78: 57,765,871 km (0.072 R)
• M79: 57,965,435 km (0.09 R)
• M80: 58,765,784 km (0.085 R)
• M81: 61,494,299 km (0.099 R)
• M82: 62,310,655 km (0.118 R)
• M83: 63,027,827 km (0.099 R)
• M84: 63,438,922 km (0.081 R)
• M85: 65,092,128 km (0.08 R)
• M86: 65,195,949 km (0.053 R)
• M87: 66,864,115 km (0.034 R)
• M88: 67,913,843 km (0.106 R)
• M89: 69,604,748 km (0.06 R)
• M90: 70,775,351 km (0.064 R)
• M91: 70,988,827 km (0.092 R)
• M92: 71,095,640 km (0.042 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 536 - 11,186 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit