🌌 Stone's Star System Generator

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.2

Radius: 9.5

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.56 AU - 0.58 AU

Year: 297 Days

Day: 13.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 71,990,367 km

• M1: 145,260 km (0.035 R)
• M2: 217,814 km (0.037 R)
• M3: 286,779 km (0.059 R)
• M4: 368,609 km (0.042 R)
• M5: 451,038 km (0.108 R)
• M6: 526,884 km (0.104 R)
• M7: 638,035 km (0.054 R)
• M8: 734,376 km (0.057 R)
• M9: 807,230 km (0.071 R)
• M10: 902,674 km (0.118 R)
• M11: 986,448 km (0.119 R)
• M12: 1,097,300 km (0.044 R)
• M13: 1,215,184 km (0.112 R)
• M14: 1,381,088 km (0.113 R)
• M15: 1,557,763 km (0.055 R)
• M16: 1,659,938 km (0.107 R)
• M17: 1,786,797 km (0.064 R)
• M18: 1,969,905 km (0.115 R)
• M19: 2,040,216 km (0.116 R)
• M20: 2,121,597 km (0.092 R)
• M21: 2,183,381 km (0.057 R)
• M22: 2,326,396 km (0.075 R)
• M23: 2,454,602 km (0.048 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.1

Radius: 9.3

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.86 AU - 1.18 AU

Year: 711 Days

Day: 8.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 71,990,367 km

• M1: 117,584 km (0.078 R)
• M2: 177,573 km (0.097 R)
• M3: 241,002 km (0.064 R)
• M4: 360,531 km (0.102 R)
• M5: 429,495 km (0.027 R)
• M6: 534,364 km (0.08 R)
• M7: 697,126 km (0.076 R)
• M8: 782,397 km (0.088 R)
• M9: 844,929 km (0.099 R)
• M10: 969,693 km (0.085 R)
• M11: 1,054,665 km (0.104 R)
• M12: 1,130,362 km (0.087 R)
• M13: 1,208,003 km (0.079 R)
• M14: 1,356,254 km (0.114 R)
• M15: 1,530,536 km (0.038 R)
• M16: 1,610,271 km (0.117 R)
• M17: 1,671,158 km (0.086 R)
• M18: 1,837,211 km (0.069 R)
• M19: 2,016,131 km (0.088 R)
• M20: 2,089,284 km (0.095 R)
• M21: 2,148,525 km (0.115 R)
• M22: 2,261,022 km (0.117 R)
• M23: 2,352,576 km (0.095 R)
• M24: 2,547,203 km (0.097 R)
• M25: 2,682,589 km (0.12 R)
• M26: 2,747,215 km (0.08 R)
• M27: 3,061,221 km (0.097 R)
• M28: 3,205,434 km (0.038 R)
• M29: 3,360,567 km (0.032 R)
• M30: 3,465,435 km (0.1 R)
• M31: 3,535,895 km (0.118 R)
• M32: 3,941,605 km (0.07 R)
• M33: 4,024,632 km (0.08 R)
• M34: 4,211,030 km (0.085 R)
• M35: 4,276,854 km (0.094 R)
• M36: 4,362,124 km (0.101 R)
• M37: 4,428,845 km (0.055 R)
• M38: 4,515,163 km (0.062 R)
• M39: 4,945,257 km (0.102 R)
• M40: 5,014,820 km (0.113 R)
• M41: 5,225,753 km (0.114 R)
• M42: 5,296,662 km (0.054 R)
• M43: 5,552,624 km (0.09 R)
• M44: 5,656,295 km (0.051 R)
• M45: 5,875,905 km (0.06 R)
• M46: 6,130,222 km (0.091 R)
• M47: 6,269,647 km (0.106 R)
• M48: 6,442,582 km (0.105 R)
• M49: 6,682,836 km (0.114 R)
• M50: 6,748,958 km (0.103 R)
• M51: 7,060,272 km (0.076 R)
• M52: 7,240,238 km (0.078 R)
• M53: 7,308,155 km (0.076 R)
• M54: 7,421,700 km (0.099 R)
• M55: 7,627,696 km (0.111 R)
• M56: 7,719,849 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.9

Radius: 8.1

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.13 AU - 1.77 AU

Year: 1205 Days

Day: 7.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 71,990,367 km

• M1: 112,198 km (0.081 R)
• M2: 176,974 km (0.09 R)
• M3: 234,569 km (0.111 R)
• M4: 288,724 km (0.087 R)
• M5: 341,233 km (0.115 R)
• M6: 437,873 km (0.054 R)
• M7: 513,869 km (0.069 R)
• M8: 637,137 km (0.073 R)
• M9: 695,331 km (0.047 R)
• M10: 775,815 km (0.043 R)
• M11: 870,360 km (0.079 R)
• M12: 974,630 km (0.065 R)
• M13: 1,054,216 km (0.072 R)
• M14: 1,148,014 km (0.07 R)
• M15: 1,331,571 km (0.111 R)
• M16: 1,420,432 km (0.109 R)
• M17: 1,504,955 km (0.115 R)
• M18: 1,557,763 km (0.068 R)
• M19: 1,720,076 km (0.087 R)
• M20: 1,789,340 km (0.107 R)
• M21: 1,873,713 km (0.102 R)
• M22: 2,017,477 km (0.093 R)
• M23: 2,075,970 km (0.11 R)
• M24: 2,486,017 km (0.078 R)
• M25: 2,805,858 km (0.093 R)
• M26: 3,267,217 km (0.108 R)
• M27: 3,414,571 km (0.098 R)
• M28: 3,572,996 km (0.081 R)
• M29: 3,952,376 km (0.093 R)
• M30: 4,100,178 km (0.074 R)
• M31: 4,165,553 km (0.062 R)
• M32: 4,287,625 km (0.092 R)
• M33: 4,372,895 km (0.107 R)
• M34: 4,458,765 km (0.112 R)
• M35: 4,778,455 km (0.092 R)
• M36: 4,936,131 km (0.106 R)
• M37: 5,035,464 km (0.045 R)
• M38: 5,266,743 km (0.077 R)
• M39: 5,666,767 km (0.116 R)
• M40: 5,729,150 km (0.062 R)
• M41: 5,949,507 km (0.107 R)
• M42: 6,087,287 km (0.113 R)
• M43: 6,572,433 km (0.067 R)
• M44: 6,627,036 km (0.075 R)
• M45: 6,858,314 km (0.03 R)
• M46: 6,947,176 km (0.065 R)
• M47: 7,058,776 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.7

Radius: 11.6

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.25 AU - 1.75 AU

Year: 1268 Days

Day: 8.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 71,990,367 km

• M1: 194,776 km (0.045 R)
• M2: 278,252 km (0.095 R)
• M3: 428,598 km (0.117 R)
• M4: 504,743 km (0.114 R)
• M5: 586,424 km (0.091 R)
• M6: 659,876 km (0.07 R)
• M7: 744,100 km (0.058 R)
• M8: 878,289 km (0.111 R)
• M9: 980,614 km (0.104 R)
• M10: 1,062,294 km (0.106 R)
• M11: 1,172,249 km (0.048 R)
• M12: 1,313,170 km (0.05 R)
• M13: 1,422,676 km (0.109 R)
• M14: 1,710,502 km (0.078 R)
• M15: 1,851,274 km (0.085 R)
• M16: 1,985,613 km (0.1 R)
• M17: 2,123,243 km (0.063 R)
• M18: 2,341,356 km (0.089 R)
• M19: 2,442,036 km (0.119 R)
• M20: 2,555,580 km (0.083 R)
• M21: 2,670,920 km (0.112 R)
• M22: 2,859,264 km (0.113 R)
• M23: 3,174,616 km (0.111 R)
• M24: 3,361,763 km (0.082 R)
• M25: 3,514,204 km (0.108 R)
• M26: 3,655,873 km (0.086 R)
• M27: 3,931,881 km (0.114 R)
• M28: 4,025,380 km (0.106 R)
• M29: 4,282,987 km (0.075 R)
• M30: 4,476,417 km (0.113 R)
• M31: 4,729,237 km (0.094 R)
• M32: 4,871,804 km (0.098 R)
• M33: 5,059,250 km (0.107 R)
• M34: 5,131,955 km (0.118 R)
• M35: 5,367,123 km (0.075 R)
• M36: 5,635,950 km (0.12 R)
• M37: 5,741,716 km (0.099 R)
• M38: 5,893,857 km (0.097 R)
• M39: 6,093,869 km (0.084 R)
• M40: 6,233,594 km (0.093 R)
• M41: 6,437,346 km (0.085 R)
• M42: 6,547,899 km (0.072 R)
• M43: 7,340,169 km (0.119 R)
• M44: 7,439,203 km (0.037 R)
• M45: 8,351,152 km (0.078 R)
• M46: 8,978,715 km (0.108 R)
• M47: 9,280,454 km (0.076 R)
• M48: 9,639,638 km (0.104 R)
• M49: 9,766,497 km (0.039 R)
• M50: 9,893,805 km (0.117 R)
• M51: 10,040,111 km (0.113 R)
• M52: 10,390,320 km (0.117 R)
• M53: 10,464,521 km (0.101 R)
• M54: 10,576,270 km (0.105 R)
• M55: 11,064,857 km (0.119 R)
• M56: 11,216,699 km (0.085 R)
• M57: 11,426,585 km (0.117 R)
• M58: 11,986,380 km (0.088 R)
• M59: 12,083,768 km (0.043 R)
• M60: 12,436,669 km (0.073 R)
• M61: 12,594,645 km (0.099 R)
• M62: 12,693,679 km (0.075 R)
• M63: 13,112,403 km (0.091 R)
• M64: 13,253,175 km (0.098 R)
• M65: 13,353,854 km (0.091 R)
• M66: 13,678,033 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.3

Radius: 11.3

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.25 AU - 1.79 AU

Year: 1294 Days

Day: 5.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 71,990,367 km

• M1: 144,063 km (0.102 R)
• M2: 238,609 km (0.091 R)
• M3: 388,057 km (0.093 R)
• M4: 492,626 km (0.099 R)
• M5: 586,424 km (0.116 R)
• M6: 682,615 km (0.1 R)
• M7: 759,957 km (0.11 R)
• M8: 946,057 km (0.111 R)
• M9: 1,028,336 km (0.097 R)
• M10: 1,101,788 km (0.114 R)
• M11: 1,188,854 km (0.104 R)
• M12: 1,260,362 km (0.06 R)
• M13: 1,548,338 km (0.118 R)
• M14: 1,646,923 km (0.092 R)
• M15: 1,761,365 km (0.043 R)
• M16: 1,836,763 km (0.103 R)
• M17: 1,913,357 km (0.114 R)
• M18: 2,019,721 km (0.116 R)
• M19: 2,208,813 km (0.105 R)
• M20: 2,487,962 km (0.077 R)
• M21: 2,565,454 km (0.103 R)
• M22: 2,683,187 km (0.112 R)
• M23: 2,956,952 km (0.084 R)
• M24: 3,080,669 km (0.053 R)
• M25: 3,239,841 km (0.086 R)
• M26: 3,316,286 km (0.052 R)
• M27: 3,444,940 km (0.072 R)
• M28: 3,549,060 km (0.097 R)
• M29: 3,645,551 km (0.099 R)
• M30: 3,725,137 km (0.093 R)
• M31: 3,805,171 km (0.088 R)
• M32: 4,214,770 km (0.091 R)
• M33: 4,410,744 km (0.11 R)
• M34: 4,676,729 km (0.118 R)
• M35: 4,850,561 km (0.119 R)
• M36: 5,105,476 km (0.057 R)
• M37: 5,244,602 km (0.108 R)
• M38: 5,690,105 km (0.053 R)
• M39: 5,834,317 km (0.055 R)
• M40: 6,095,066 km (0.086 R)
• M41: 6,242,869 km (0.093 R)
• M42: 6,327,840 km (0.091 R)
• M43: 6,466,667 km (0.113 R)
• M44: 6,617,312 km (0.103 R)
• M45: 6,714,850 km (0.074 R)
• M46: 6,845,599 km (0.096 R)
• M47: 7,254,150 km (0.061 R)
• M48: 7,343,610 km (0.058 R)
• M49: 7,433,369 km (0.105 R)
• M50: 7,625,303 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 715.3

Radius: 7.3

Gravity: 13.42 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.36 AU - 8.88 AU

Year: 14519 Days

Day: 19.3 Hours

Environment

Temp: -240 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 71,990,367 km

• M1: 266,883 km (0.096 R)
• M2: 570,267 km (0.037 R)
• M3: 626,665 km (0.112 R)
• M4: 1,098,946 km (0.102 R)
• M5: 1,499,569 km (0.059 R)
• M6: 1,716,187 km (0.1 R)
• M7: 2,030,193 km (0.102 R)
• M8: 2,362,300 km (0.108 R)
• M9: 2,614,522 km (0.069 R)
• M10: 2,942,141 km (0.105 R)
• M11: 3,964,044 km (0.071 R)
• M12: 4,188,142 km (0.099 R)
• M13: 4,301,836 km (0.103 R)
• M14: 4,648,903 km (0.077 R)
• M15: 4,885,268 km (0.1 R)
• M16: 5,954,594 km (0.112 R)
• M17: 6,735,943 km (0.079 R)
• M18: 7,229,168 km (0.064 R)
• M19: 7,549,008 km (0.114 R)
• M20: 7,687,535 km (0.091 R)
• M21: 8,250,173 km (0.048 R)
• M22: 11,203,385 km (0.116 R)
• M23: 12,001,489 km (0.028 R)
• M24: 12,652,988 km (0.031 R)
• M25: 13,093,703 km (0.061 R)
• M26: 13,260,355 km (0.114 R)
• M27: 13,539,505 km (0.091 R)
• M28: 13,595,604 km (0.098 R)
• M29: 13,820,749 km (0.117 R)
• M30: 13,990,393 km (0.087 R)
• M31: 14,560,660 km (0.043 R)
• M32: 16,856,987 km (0.077 R)
• M33: 17,402,571 km (0.107 R)
• M34: 18,387,074 km (0.117 R)
• M35: 18,948,665 km (0.097 R)
• M36: 19,011,496 km (0.119 R)
• M37: 20,152,928 km (0.086 R)
• M38: 20,345,310 km (0.091 R)
• M39: 20,602,768 km (0.12 R)
• M40: 21,774,718 km (0.099 R)
• M41: 22,103,983 km (0.087 R)
• M42: 22,968,060 km (0.104 R)
• M43: 23,978,743 km (0.118 R)
• M44: 25,141,717 km (0.103 R)
• M45: 25,556,552 km (0.091 R)
• M46: 26,113,206 km (0.081 R)
• M47: 26,183,068 km (0.075 R)
• M48: 26,955,592 km (0.091 R)
• M49: 28,379,314 km (0.113 R)
• M50: 29,390,446 km (0.04 R)
• M51: 32,644,200 km (0.029 R)
• M52: 32,719,448 km (0.12 R)
• M53: 32,945,640 km (0.06 R)
• M54: 33,323,674 km (0.053 R)
• M55: 33,475,216 km (0.103 R)
• M56: 33,627,208 km (0.057 R)
• M57: 33,779,199 km (0.109 R)
• M58: 34,007,785 km (0.079 R)
• M59: 35,235,534 km (0.117 R)
• M60: 38,526,538 km (0.063 R)
• M61: 38,765,446 km (0.092 R)
• M62: 40,208,616 km (0.081 R)
• M63: 40,531,748 km (0.103 R)
• M64: 40,936,709 km (0.106 R)
• M65: 41,017,941 km (0.056 R)
• M66: 41,669,290 km (0.054 R)
• M67: 41,750,971 km (0.091 R)
• M68: 41,832,651 km (0.086 R)
• M69: 42,735,025 km (0.105 R)
• M70: 43,809,736 km (0.082 R)
• M71: 43,975,790 km (0.088 R)
• M72: 44,142,143 km (0.07 R)
• M73: 44,893,274 km (0.03 R)
• M74: 45,564,519 km (0.098 R)
• M75: 45,648,593 km (0.056 R)
• M76: 46,154,533 km (0.097 R)
• M77: 46,747,091 km (0.095 R)
• M78: 47,597,854 km (0.105 R)
• M79: 48,196,544 km (0.108 R)
• M80: 49,660,808 km (0.072 R)
• M81: 50,790,272 km (0.106 R)
• M82: 52,016,227 km (0.059 R)
• M83: 52,720,982 km (0.055 R)
• M84: 53,074,632 km (0.102 R)
• M85: 54,229,378 km (0.076 R)
• M86: 54,318,538 km (0.109 R)
• M87: 57,016,087 km (0.036 R)
• M88: 57,197,549 km (0.09 R)
• M89: 60,495,135 km (0.115 R)
• M90: 61,143,492 km (0.119 R)
• M91: 61,329,143 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.1

Radius: 4.7

Gravity: 34.55 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 8.01 AU - 9.21 AU

Year: 17439 Days

Day: 24.8 Hours

Environment

Temp: -241 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 71,990,367 km

• M1: 165,006 km (0.095 R)
• M2: 395,537 km (0.116 R)
• M3: 1,063,192 km (0.106 R)
• M4: 1,625,381 km (0.114 R)
• M5: 1,936,245 km (0.112 R)
• M6: 2,065,647 km (0.086 R)
• M7: 2,754,695 km (0.112 R)
• M8: 2,827,101 km (0.095 R)
• M9: 2,937,205 km (0.084 R)
• M10: 3,011,256 km (0.113 R)
• M11: 3,237,448 km (0.116 R)
• M12: 4,237,360 km (0.11 R)
• M13: 4,576,049 km (0.07 R)
• M14: 5,460,472 km (0.08 R)
• M15: 6,300,165 km (0.102 R)
• M16: 6,492,248 km (0.065 R)
• M17: 6,735,046 km (0.066 R)
• M18: 7,582,518 km (0.107 R)
• M19: 7,838,180 km (0.107 R)
• M20: 8,463,051 km (0.115 R)
• M21: 9,049,923 km (0.094 R)
• M22: 9,158,082 km (0.055 R)
• M23: 9,430,201 km (0.111 R)
• M24: 11,176,008 km (0.103 R)
• M25: 11,937,162 km (0.108 R)
• M26: 13,079,491 km (0.079 R)
• M27: 13,140,527 km (0.113 R)
• M28: 13,324,383 km (0.08 R)
• M29: 13,385,868 km (0.099 R)
• M30: 14,571,581 km (0.092 R)
• M31: 14,698,290 km (0.1 R)
• M32: 17,376,092 km (0.049 R)
• M33: 17,645,218 km (0.097 R)
• M34: 17,983,609 km (0.09 R)
• M35: 18,255,877 km (0.112 R)
• M36: 18,942,531 km (0.103 R)
• M37: 19,918,059 km (0.09 R)
• M38: 20,981,251 km (0.113 R)
• M39: 21,052,759 km (0.081 R)
• M40: 22,062,694 km (0.117 R)
• M41: 22,427,114 km (0.082 R)
• M42: 22,720,177 km (0.066 R)
• M43: 22,867,231 km (0.054 R)
• M44: 23,384,092 km (0.102 R)
• M45: 24,204,337 km (0.108 R)
• M46: 24,354,384 km (0.087 R)
• M47: 24,655,674 km (0.111 R)
• M48: 25,185,699 km (0.049 R)
• M49: 26,103,033 km (0.071 R)
• M50: 26,179,927 km (0.101 R)
• M51: 27,656,158 km (0.092 R)
• M52: 27,813,087 km (0.106 R)
• M53: 28,523,078 km (0.12 R)
• M54: 28,760,939 km (0.105 R)
• M55: 28,919,961 km (0.096 R)
• M56: 29,238,904 km (0.095 R)
• M57: 30,526,194 km (0.105 R)
• M58: 31,503,666 km (0.12 R)
• M59: 32,326,155 km (0.079 R)
• M60: 32,574,188 km (0.102 R)
• M61: 35,771,244 km (0.114 R)
• M62: 36,887,544 km (0.093 R)
• M63: 38,015,362 km (0.102 R)
• M64: 38,715,031 km (0.084 R)
• M65: 42,095,943 km (0.094 R)
• M66: 42,457,372 km (0.08 R)
• M67: 42,729,041 km (0.1 R)
• M68: 44,555,033 km (0.032 R)
• M69: 46,034,107 km (0.092 R)
• M70: 46,127,007 km (0.117 R)
• M71: 47,999,674 km (0.081 R)
• M72: 49,040,127 km (0.066 R)
• M73: 49,705,987 km (0.105 R)
• M74: 50,566,623 km (0.102 R)
• M75: 53,568,604 km (0.036 R)
• M76: 53,960,102 km (0.104 R)
• M77: 54,156,224 km (0.117 R)
• M78: 54,352,646 km (0.092 R)
• M79: 55,436,932 km (0.04 R)
• M80: 55,535,816 km (0.1 R)
• M81: 55,733,734 km (0.112 R)
• M82: 56,627,731 km (0.109 R)
• M83: 57,526,515 km (0.049 R)
• M84: 60,047,538 km (0.104 R)
• M85: 63,016,757 km (0.061 R)
• M86: 65,092,278 km (0.103 R)
• M87: 66,348,301 km (0.087 R)
• M88: 67,189,939 km (0.094 R)
• M89: 67,612,254 km (0.111 R)
• M90: 67,823,635 km (0.113 R)
• M91: 68,777,771 km (0.108 R)
• M92: 69,736,394 km (0.084 R)
• M93: 70,699,505 km (0.067 R)
• M94: 71,451,533 km (0.077 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 20,466 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit