🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.57 AU - 0.67 AU

Year: 320 Days

Day: 28.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,044,507 km

• M1: 64,776 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.5

Radius: 13.8

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.69 AU - 0.73 AU

Year: 392 Days

Day: 10.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 43,044,507 km

• M1: 172,636 km (0.093 R)
• M2: 286,330 km (0.113 R)
• M3: 388,057 km (0.103 R)
• M4: 567,874 km (0.101 R)
• M5: 670,348 km (0.077 R)
• M6: 777,460 km (0.076 R)
• M7: 891,155 km (0.1 R)
• M8: 1,011,132 km (0.038 R)
• M9: 1,126,173 km (0.086 R)
• M10: 1,238,521 km (0.043 R)
• M11: 1,414,448 km (0.069 R)
• M12: 1,549,086 km (0.046 R)
• M13: 1,666,819 km (0.079 R)
• M14: 1,814,173 km (0.083 R)
• M15: 1,916,349 km (0.117 R)
• M16: 2,015,981 km (0.068 R)
• M17: 2,112,920 km (0.027 R)
• M18: 2,225,568 km (0.102 R)
• M19: 2,364,544 km (0.075 R)
• M20: 2,486,765 km (0.082 R)
• M21: 2,586,098 km (0.082 R)
• M22: 2,681,841 km (0.093 R)
• M23: 2,783,867 km (0.105 R)
• M24: 2,892,475 km (0.064 R)
• M25: 3,130,036 km (0.103 R)
• M26: 3,506,873 km (0.059 R)
• M27: 3,852,444 km (0.101 R)
• M28: 3,939,211 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.5

Radius: 8.7

Gravity: 10.07 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.95 AU - 2.21 AU

Year: 1968 Days

Day: 14.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 43,044,507 km

• M1: 112,348 km (0.038 R)
• M2: 251,923 km (0.048 R)
• M3: 636,240 km (0.056 R)
• M4: 890,855 km (0.034 R)
• M5: 1,030,131 km (0.049 R)
• M6: 1,394,103 km (0.088 R)
• M7: 1,469,350 km (0.103 R)
• M8: 1,646,773 km (0.075 R)
• M9: 1,726,659 km (0.086 R)
• M10: 2,010,446 km (0.09 R)
• M11: 2,183,082 km (0.11 R)
• M12: 2,386,236 km (0.074 R)
• M13: 2,542,715 km (0.1 R)
• M14: 2,648,929 km (0.076 R)
• M15: 2,865,846 km (0.107 R)
• M16: 2,920,898 km (0.086 R)
• M17: 3,230,716 km (0.057 R)
• M18: 3,331,545 km (0.085 R)
• M19: 3,477,403 km (0.049 R)
• M20: 3,685,044 km (0.12 R)
• M21: 3,989,027 km (0.111 R)
• M22: 4,066,220 km (0.076 R)
• M23: 4,702,160 km (0.072 R)
• M24: 4,965,303 km (0.113 R)
• M25: 5,098,744 km (0.095 R)
• M26: 5,233,233 km (0.116 R)
• M27: 5,420,230 km (0.063 R)
• M28: 5,557,561 km (0.11 R)
• M29: 5,644,028 km (0.119 R)
• M30: 5,765,801 km (0.098 R)
• M31: 6,279,670 km (0.1 R)
• M32: 6,496,736 km (0.091 R)
• M33: 7,560,676 km (0.113 R)
• M34: 7,752,910 km (0.077 R)
• M35: 7,946,788 km (0.059 R)
• M36: 8,161,910 km (0.072 R)
• M37: 8,657,977 km (0.047 R)
• M38: 8,818,645 km (0.09 R)
• M39: 8,919,773 km (0.07 R)
• M40: 9,225,102 km (0.052 R)
• M41: 9,286,587 km (0.069 R)
• M42: 9,430,500 km (0.029 R)
• M43: 9,596,105 km (0.03 R)
• M44: 9,699,926 km (0.112 R)
• M45: 10,225,164 km (0.07 R)
• M46: 10,523,313 km (0.099 R)
• M47: 10,824,453 km (0.115 R)
• M48: 11,106,445 km (0.107 R)
• M49: 11,237,493 km (0.111 R)
• M50: 11,434,962 km (0.114 R)
• M51: 11,788,911 km (0.112 R)
• M52: 11,922,651 km (0.049 R)
• M53: 12,712,378 km (0.098 R)
• M54: 12,964,002 km (0.12 R)
• M55: 13,309,872 km (0.076 R)
• M56: 13,402,623 km (0.106 R)
• M57: 13,495,673 km (0.09 R)
• M58: 13,775,870 km (0.099 R)
• M59: 14,176,044 km (0.115 R)
• M60: 14,270,739 km (0.044 R)
• M61: 14,341,948 km (0.082 R)
• M62: 14,532,386 km (0.107 R)
• M63: 14,699,786 km (0.056 R)
• M64: 14,795,678 km (0.119 R)
• M65: 15,181,192 km (0.079 R)
• M66: 15,790,504 km (0.098 R)
• M67: 16,258,895 km (0.107 R)
• M68: 16,382,912 km (0.086 R)
• M69: 16,457,411 km (0.109 R)
• M70: 16,756,757 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.4

Radius: 11.2

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2 AU - 2.32 AU

Year: 2083 Days

Day: 10.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 43,044,507 km

• M1: 143,464 km (0.11 R)
• M2: 389,702 km (0.111 R)
• M3: 522,545 km (0.114 R)
• M4: 633,697 km (0.101 R)
• M5: 813,064 km (0.118 R)
• M6: 991,385 km (0.065 R)
• M7: 1,095,356 km (0.089 R)
• M8: 1,203,066 km (0.106 R)
• M9: 1,659,639 km (0.12 R)
• M10: 1,738,926 km (0.078 R)
• M11: 2,020,768 km (0.119 R)
• M12: 2,130,423 km (0.1 R)
• M13: 2,394,015 km (0.112 R)
• M14: 2,588,941 km (0.107 R)
• M15: 2,668,377 km (0.087 R)
• M16: 2,898,010 km (0.104 R)
• M17: 3,507,621 km (0.114 R)
• M18: 3,714,814 km (0.04 R)
• M19: 4,551,066 km (0.065 R)
• M20: 4,647,557 km (0.097 R)
• M21: 4,941,218 km (0.109 R)
• M22: 5,023,796 km (0.064 R)
• M23: 5,190,597 km (0.047 R)
• M24: 5,342,140 km (0.089 R)
• M25: 5,512,382 km (0.066 R)
• M26: 5,753,684 km (0.114 R)
• M27: 5,945,767 km (0.083 R)
• M28: 6,140,095 km (0.103 R)
• M29: 6,318,416 km (0.109 R)
• M30: 6,444,377 km (0.12 R)
• M31: 6,625,690 km (0.098 R)
• M32: 6,808,797 km (0.097 R)
• M33: 6,975,001 km (0.072 R)
• M34: 7,292,597 km (0.069 R)
• M35: 7,443,691 km (0.094 R)
• M36: 7,538,685 km (0.055 R)
• M37: 7,614,980 km (0.113 R)
• M38: 7,806,765 km (0.114 R)
• M39: 7,980,897 km (0.11 R)
• M40: 8,950,889 km (0.048 R)
• M41: 9,052,018 km (0.09 R)
• M42: 9,153,445 km (0.077 R)
• M43: 9,501,260 km (0.119 R)
• M44: 10,104,738 km (0.091 R)
• M45: 10,231,148 km (0.096 R)
• M46: 10,379,250 km (0.067 R)
• M47: 10,699,240 km (0.109 R)
• M48: 10,957,446 km (0.116 R)
• M49: 11,436,308 km (0.039 R)
• M50: 11,656,217 km (0.041 R)
• M51: 11,855,332 km (0.095 R)
• M52: 12,189,683 km (0.104 R)
• M53: 12,845,072 km (0.114 R)
• M54: 13,050,769 km (0.098 R)
• M55: 13,651,254 km (0.118 R)
• M56: 13,721,117 km (0.101 R)
• M57: 13,791,129 km (0.109 R)
• M58: 14,025,399 km (0.114 R)
• M59: 14,166,470 km (0.066 R)
• M60: 14,260,866 km (0.094 R)
• M61: 14,783,561 km (0.103 R)
• M62: 15,071,237 km (0.07 R)
• M63: 15,215,899 km (0.12 R)
• M64: 15,628,041 km (0.111 R)
• M65: 16,068,457 km (0.104 R)
• M66: 16,265,477 km (0.117 R)
• M67: 16,488,079 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.2

Radius: 9.4

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.43 AU - 4.07 AU

Year: 4764 Days

Day: 9.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 43,044,507 km

• M1: 327,171 km (0.115 R)
• M2: 391,498 km (0.108 R)
• M3: 526,884 km (0.064 R)
• M4: 626,665 km (0.079 R)
• M5: 777,909 km (0.101 R)
• M6: 893,698 km (0.096 R)
• M7: 966,103 km (0.054 R)
• M8: 1,040,752 km (0.057 R)
• M9: 1,130,362 km (0.048 R)
• M10: 1,290,132 km (0.095 R)
• M11: 1,358,947 km (0.049 R)
• M12: 1,443,320 km (0.115 R)
• M13: 1,647,222 km (0.101 R)
• M14: 1,891,815 km (0.081 R)
• M15: 2,263,865 km (0.111 R)
• M16: 2,623,647 km (0.074 R)
• M17: 2,855,524 km (0.071 R)
• M18: 3,112,832 km (0.098 R)
• M19: 3,301,176 km (0.058 R)
• M20: 3,949,384 km (0.093 R)
• M21: 4,153,585 km (0.101 R)
• M22: 4,256,957 km (0.057 R)
• M23: 4,657,730 km (0.075 R)
• M24: 4,765,291 km (0.087 R)
• M25: 5,114,901 km (0.105 R)
• M26: 6,284,158 km (0.1 R)
• M27: 6,427,024 km (0.028 R)
• M28: 6,498,831 km (0.116 R)
• M29: 6,643,342 km (0.089 R)
• M30: 6,764,666 km (0.071 R)
• M31: 7,608,398 km (0.084 R)
• M32: 8,042,830 km (0.095 R)
• M33: 8,696,124 km (0.074 R)
• M34: 8,908,852 km (0.114 R)
• M35: 9,069,521 km (0.047 R)
• M36: 9,639,488 km (0.085 R)
• M37: 9,804,495 km (0.116 R)
• M38: 10,220,975 km (0.103 R)
• M39: 10,586,593 km (0.087 R)
• M40: 10,899,402 km (0.101 R)
• M41: 11,157,608 km (0.08 R)
• M42: 11,388,886 km (0.075 R)
• M43: 11,475,952 km (0.062 R)
• M44: 11,592,489 km (0.12 R)
• M45: 11,680,153 km (0.057 R)
• M46: 12,210,627 km (0.058 R)
• M47: 12,299,787 km (0.053 R)
• M48: 12,930,043 km (0.119 R)
• M49: 13,448,101 km (0.119 R)
• M50: 14,097,355 km (0.116 R)
• M51: 14,222,120 km (0.114 R)
• M52: 14,347,333 km (0.072 R)
• M53: 14,504,262 km (0.049 R)
• M54: 14,851,777 km (0.057 R)
• M55: 15,716,154 km (0.054 R)
• M56: 16,498,252 km (0.103 R)
• M57: 16,662,809 km (0.068 R)
• M58: 16,794,755 km (0.038 R)
• M59: 18,850,678 km (0.074 R)
• M60: 19,855,826 km (0.049 R)
• M61: 20,347,106 km (0.102 R)
• M62: 20,771,515 km (0.079 R)
• M63: 20,949,237 km (0.04 R)
• M64: 21,234,670 km (0.092 R)
• M65: 21,521,299 km (0.1 R)
• M66: 21,665,063 km (0.063 R)
• M67: 22,171,003 km (0.07 R)
• M68: 22,680,683 km (0.046 R)
• M69: 23,452,608 km (0.106 R)
• M70: 23,823,311 km (0.076 R)
• M71: 24,308,008 km (0.063 R)
• M72: 24,795,847 km (0.103 R)
• M73: 24,984,340 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 674.8

Radius: 6.4

Gravity: 16.47 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 6.41 AU - 8.19 AU

Year: 12939 Days

Day: 17.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 43,044,507 km

• M1: 264,190 km (0.032 R)
• M2: 434,133 km (0.105 R)
• M3: 515,215 km (0.074 R)
• M4: 829,071 km (0.039 R)
• M5: 869,463 km (0.048 R)
• M6: 973,882 km (0.074 R)
• M7: 1,016,817 km (0.049 R)
• M8: 1,218,026 km (0.081 R)
• M9: 1,359,246 km (0.11 R)
• M10: 1,456,335 km (0.119 R)
• M11: 2,199,238 km (0.053 R)
• M12: 2,459,838 km (0.064 R)
• M13: 2,578,918 km (0.099 R)
• M14: 2,791,646 km (0.108 R)
• M15: 3,137,666 km (0.097 R)
• M16: 3,299,531 km (0.11 R)
• M17: 3,397,816 km (0.072 R)
• M18: 3,698,957 km (0.103 R)
• M19: 4,008,475 km (0.112 R)
• M20: 4,689,444 km (0.117 R)
• M21: 5,137,789 km (0.062 R)
• M22: 5,290,230 km (0.04 R)
• M23: 5,482,912 km (0.103 R)
• M24: 6,439,889 km (0.093 R)
• M25: 7,276,141 km (0.086 R)
• M26: 7,490,515 km (0.1 R)
• M27: 8,820,141 km (0.106 R)
• M28: 9,186,805 km (0.097 R)
• M29: 10,557,421 km (0.09 R)
• M30: 10,605,891 km (0.101 R)
• M31: 10,848,987 km (0.042 R)
• M32: 11,143,097 km (0.094 R)
• M33: 11,192,314 km (0.045 R)
• M34: 11,589,197 km (0.059 R)
• M35: 11,639,163 km (0.047 R)
• M36: 12,041,133 km (0.107 R)
• M37: 12,193,124 km (0.09 R)
• M38: 12,345,714 km (0.12 R)
• M39: 12,550,214 km (0.026 R)
• M40: 12,962,356 km (0.052 R)
• M41: 14,332,523 km (0.11 R)
• M42: 16,304,373 km (0.094 R)
• M43: 17,378,934 km (0.106 R)
• M44: 18,011,434 km (0.086 R)
• M45: 18,534,578 km (0.039 R)
• M46: 19,299,023 km (0.111 R)
• M47: 20,919,317 km (0.1 R)
• M48: 21,041,090 km (0.102 R)
• M49: 21,285,234 km (0.081 R)
• M50: 21,407,754 km (0.06 R)
• M51: 21,469,090 km (0.105 R)
• M52: 21,899,931 km (0.086 R)
• M53: 21,961,715 km (0.086 R)
• M54: 22,023,499 km (0.105 R)
• M55: 23,083,699 km (0.1 R)
• M56: 25,318,243 km (0.084 R)
• M57: 25,969,293 km (0.031 R)
• M58: 28,695,415 km (0.112 R)
• M59: 28,966,337 km (0.117 R)
• M60: 29,783,739 km (0.048 R)
• M61: 30,057,952 km (0.104 R)
• M62: 30,747,150 km (0.029 R)
• M63: 30,885,528 km (0.107 R)
• M64: 31,581,008 km (0.056 R)
• M65: 31,860,607 km (0.089 R)
• M66: 33,412,984 km (0.073 R)
• M67: 33,769,176 km (0.107 R)
• M68: 34,557,407 km (0.114 R)
• M69: 34,701,320 km (0.099 R)
• M70: 35,714,696 km (0.1 R)
• M71: 37,326,464 km (0.114 R)
• M72: 37,992,773 km (0.102 R)
• M73: 39,487,256 km (0.119 R)
• M74: 39,939,340 km (0.116 R)
• M75: 41,382,212 km (0.096 R)
• M76: 41,611,695 km (0.098 R)
• M77: 44,318,818 km (0.115 R)
• M78: 44,631,926 km (0.111 R)
• M79: 45,102,860 km (0.1 R)
• M80: 46,366,514 km (0.086 R)
• M81: 46,525,387 km (0.081 R)
• M82: 46,843,432 km (0.065 R)
• M83: 47,722,020 km (0.047 R)
• M84: 47,882,389 km (0.098 R)
• M85: 49,252,257 km (0.099 R)
• M86: 50,553,459 km (0.053 R)
• M87: 50,962,310 km (0.1 R)
• M88: 51,783,453 km (0.12 R)
• M89: 52,278,173 km (0.087 R)
• M90: 53,355,577 km (0.03 R)
• M91: 54,189,285 km (0.098 R)
• M92: 54,524,086 km (0.117 R)
• M93: 55,700,822 km (0.116 R)
• M94: 56,546,649 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 198

Radius: 3.8

Gravity: 13.71 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 7.38 AU - 9.32 AU

Year: 15828 Days

Day: 18.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 43,044,507 km

• M1: 90,208 km (0.105 R)
• M2: 316,848 km (0.09 R)
• M3: 457,769 km (0.072 R)
• M4: 647,908 km (0.105 R)
• M5: 679,174 km (0.116 R)
• M6: 895,343 km (0.058 R)
• M7: 948,151 km (0.068 R)
• M8: 1,150,557 km (0.1 R)
• M9: 1,208,152 km (0.098 R)
• M10: 1,326,185 km (0.105 R)
• M11: 1,531,134 km (0.096 R)
• M12: 1,680,582 km (0.045 R)
• M13: 1,812,378 km (0.067 R)
• M14: 1,947,465 km (0.08 R)
• M15: 2,671,070 km (0.098 R)
• M16: 2,981,635 km (0.116 R)
• M17: 3,114,328 km (0.1 R)
• M18: 3,168,034 km (0.105 R)
• M19: 3,385,699 km (0.106 R)
• M20: 3,580,176 km (0.084 R)
• M21: 4,423,759 km (0.116 R)
• M22: 4,453,828 km (0.059 R)
• M23: 4,484,047 km (0.074 R)
• M24: 4,605,670 km (0.106 R)
• M25: 6,281,764 km (0.056 R)
• M26: 6,658,152 km (0.097 R)
• M27: 7,218,696 km (0.102 R)
• M28: 8,384,213 km (0.065 R)
• M29: 8,874,146 km (0.04 R)
• M30: 9,141,776 km (0.117 R)
• M31: 9,528,786 km (0.098 R)
• M32: 9,881,687 km (0.072 R)
• M33: 10,358,755 km (0.066 R)
• M34: 10,640,448 km (0.114 R)
• M35: 11,500,785 km (0.088 R)
• M36: 12,383,263 km (0.094 R)
• M37: 13,505,546 km (0.106 R)
• M38: 13,725,156 km (0.063 R)
• M39: 13,901,681 km (0.107 R)
• M40: 13,990,243 km (0.106 R)
• M41: 14,750,200 km (0.085 R)
• M42: 14,840,558 km (0.098 R)
• M43: 16,309,908 km (0.099 R)
• M44: 16,356,582 km (0.111 R)
• M45: 16,967,390 km (0.052 R)
• M46: 17,204,204 km (0.115 R)
• M47: 17,825,185 km (0.044 R)
• M48: 18,502,115 km (0.1 R)
• M49: 18,990,702 km (0.103 R)
• M50: 19,138,056 km (0.093 R)
• M51: 19,582,660 km (0.087 R)
• M52: 19,632,177 km (0.11 R)
• M53: 19,880,959 km (0.103 R)
• M54: 20,381,364 km (0.098 R)
• M55: 20,734,115 km (0.031 R)
• M56: 20,784,679 km (0.086 R)
• M57: 21,241,551 km (0.104 R)
• M58: 21,292,415 km (0.074 R)
• M59: 21,343,427 km (0.116 R)
• M60: 21,445,603 km (0.076 R)
• M61: 21,599,090 km (0.119 R)
• M62: 21,701,714 km (0.087 R)
• M63: 22,840,304 km (0.115 R)
• M64: 23,892,276 km (0.089 R)
• M65: 25,391,097 km (0.119 R)
• M66: 26,151,952 km (0.1 R)
• M67: 26,700,078 km (0.074 R)
• M68: 26,810,033 km (0.081 R)
• M69: 27,584,651 km (0.115 R)
• M70: 27,751,602 km (0.114 R)
• M71: 28,030,602 km (0.119 R)
• M72: 29,212,575 km (0.1 R)
• M73: 29,325,970 km (0.076 R)
• M74: 29,553,209 km (0.034 R)
• M75: 29,895,190 km (0.034 R)
• M76: 31,044,550 km (0.09 R)
• M77: 31,624,691 km (0.111 R)
• M78: 31,741,227 km (0.097 R)
• M79: 33,090,600 km (0.04 R)
• M80: 34,398,684 km (0.083 R)
• M81: 35,300,310 km (0.071 R)
• M82: 35,844,996 km (0.064 R)
• M83: 36,270,602 km (0.099 R)
• M84: 37,372,540 km (0.074 R)
• M85: 37,495,659 km (0.07 R)
• M86: 37,927,548 km (0.082 R)
• M87: 38,175,133 km (0.104 R)
• M88: 38,547,631 km (0.095 R)
• M89: 40,112,126 km (0.089 R)
• M90: 41,505,929 km (0.047 R)
• M91: 41,633,387 km (0.097 R)
• M92: 42,401,123 km (0.112 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: 160 - 12,724 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit