🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.53 AU - 0.73 AU

Year: 181 Days

Day: 35 Hours

Environment

Temp: 212 °C

Axial Tilt: 47.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 95,953,252 km

• M1: 178,919 km (0.107 R)
• M2: 206,595 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.77 AU - 0.94 AU

Year: 283 Days

Day: 19.7 Hours

Environment

Temp: 99 °C

Axial Tilt: 14.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.79 AU - 2.85 AU

Year: 1713 Days

Day: 27.9 Hours

Environment

Temp: -98 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.1 AU - 3.64 AU

Year: 2237 Days

Day: 45 Hours

Environment

Temp: -113 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.98 AU - 4.96 AU

Year: 2861 Days

Day: 38.4 Hours

Environment

Temp: -112 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.3

Radius: 10.3

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.98 AU - 7.3 AU

Year: 5502 Days

Day: 7 Hours

Environment

Temp: -148 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 95,953,252 km

• M1: 195,225 km (0.091 R)
• M2: 393,143 km (0.055 R)
• M3: 543,938 km (0.058 R)
• M4: 850,015 km (0.119 R)
• M5: 920,476 km (0.091 R)
• M6: 1,207,554 km (0.106 R)
• M7: 1,403,527 km (0.116 R)
• M8: 1,826,889 km (0.064 R)
• M9: 2,072,529 km (0.062 R)
• M10: 2,807,802 km (0.032 R)
• M11: 3,047,608 km (0.111 R)
• M12: 3,226,377 km (0.111 R)
• M13: 3,431,626 km (0.108 R)
• M14: 3,594,238 km (0.116 R)
• M15: 3,879,073 km (0.058 R)
• M16: 4,146,703 km (0.08 R)
• M17: 4,345,070 km (0.076 R)
• M18: 4,597,591 km (0.081 R)
• M19: 4,725,647 km (0.101 R)
• M20: 4,802,989 km (0.106 R)
• M21: 5,116,995 km (0.074 R)
• M22: 5,276,466 km (0.083 R)
• M23: 5,573,119 km (0.114 R)
• M24: 5,847,631 km (0.101 R)
• M25: 6,843,205 km (0.073 R)
• M26: 8,167,894 km (0.112 R)
• M27: 8,605,767 km (0.071 R)
• M28: 8,923,363 km (0.064 R)
• M29: 9,471,939 km (0.039 R)
• M30: 10,131,366 km (0.108 R)
• M31: 10,399,296 km (0.1 R)
• M32: 10,805,604 km (0.077 R)
• M33: 11,355,376 km (0.037 R)
• M34: 11,738,646 km (0.118 R)
• M35: 12,161,708 km (0.045 R)
• M36: 12,410,789 km (0.104 R)
• M37: 12,482,297 km (0.076 R)
• M38: 13,059,146 km (0.094 R)
• M39: 13,204,705 km (0.118 R)
• M40: 13,424,015 km (0.095 R)
• M41: 13,718,424 km (0.115 R)
• M42: 14,501,270 km (0.107 R)
• M43: 15,183,885 km (0.051 R)
• M44: 15,336,923 km (0.082 R)
• M45: 15,452,114 km (0.111 R)
• M46: 15,567,603 km (0.059 R)
• M47: 15,876,822 km (0.029 R)
• M48: 16,110,195 km (0.043 R)
• M49: 16,188,135 km (0.107 R)
• M50: 16,619,575 km (0.116 R)
• M51: 17,333,756 km (0.062 R)
• M52: 17,734,678 km (0.044 R)
• M53: 18,057,809 km (0.098 R)
• M54: 18,382,736 km (0.092 R)
• M55: 18,709,757 km (0.113 R)
• M56: 18,832,876 km (0.078 R)
• M57: 19,869,140 km (0.058 R)
• M58: 20,162,651 km (0.07 R)
• M59: 21,051,712 km (0.095 R)
• M60: 21,308,122 km (0.113 R)
• M61: 21,393,842 km (0.117 R)
• M62: 21,522,646 km (0.095 R)
• M63: 21,780,852 km (0.042 R)
• M64: 22,040,105 km (0.076 R)
• M65: 22,257,022 km (0.03 R)
• M66: 22,824,297 km (0.064 R)
• M67: 22,999,775 km (0.079 R)
• M68: 23,352,078 km (0.115 R)
• M69: 23,928,329 km (0.106 R)
• M70: 24,195,960 km (0.075 R)
• M71: 24,779,092 km (0.11 R)
• M72: 24,869,300 km (0.12 R)
• M73: 25,412,340 km (0.066 R)
• M74: 25,776,611 km (0.097 R)
• M75: 25,868,015 km (0.076 R)
• M76: 26,096,750 km (0.113 R)
• M77: 26,280,307 km (0.113 R)
• M78: 26,418,236 km (0.106 R)
• M79: 26,925,971 km (0.093 R)
• M80: 27,530,197 km (0.114 R)
• M81: 27,998,139 km (0.096 R)
• M82: 28,941,802 km (0.09 R)
• M83: 29,465,245 km (0.07 R)
• M84: 29,608,560 km (0.061 R)
• M85: 30,135,893 km (0.032 R)
• M86: 30,232,234 km (0.083 R)
• M87: 30,473,236 km (0.085 R)
• M88: 32,918,413 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.9

Radius: 11.7

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 8.59 AU - 12.09 AU

Year: 12025 Days

Day: 12 Hours

Environment

Temp: -175 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 95,953,252 km

• M1: 154,385 km (0.114 R)
• M2: 228,137 km (0.069 R)
• M3: 728,841 km (0.113 R)
• M4: 806,033 km (0.061 R)
• M5: 1,197,381 km (0.111 R)
• M6: 1,887,925 km (0.098 R)
• M7: 2,341,207 km (0.099 R)
• M8: 2,650,425 km (0.051 R)
• M9: 3,251,659 km (0.116 R)
• M10: 3,327,356 km (0.1 R)
• M11: 3,538,887 km (0.107 R)
• M12: 3,874,435 km (0.07 R)
• M13: 4,920,424 km (0.118 R)
• M14: 5,139,884 km (0.063 R)
• M15: 5,610,967 km (0.091 R)
• M16: 6,049,289 km (0.101 R)
• M17: 6,570,787 km (0.085 R)
• M18: 8,402,912 km (0.076 R)
• M19: 8,691,935 km (0.118 R)
• M20: 10,047,143 km (0.058 R)
• M21: 10,186,269 km (0.097 R)
• M22: 10,806,053 km (0.106 R)
• M23: 10,891,473 km (0.119 R)
• M24: 11,641,706 km (0.071 R)
• M25: 11,817,334 km (0.036 R)
• M26: 13,374,947 km (0.111 R)
• M27: 14,084,490 km (0.084 R)
• M28: 14,742,870 km (0.106 R)
• M29: 15,251,353 km (0.082 R)
• M30: 17,009,577 km (0.084 R)
• M31: 18,694,049 km (0.047 R)
• M32: 20,255,252 km (0.059 R)
• M33: 20,962,402 km (0.096 R)
• M34: 21,283,439 km (0.092 R)
• M35: 22,765,804 km (0.108 R)
• M36: 23,760,181 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 478.8

Radius: 5.4

Gravity: 16.42 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 14.05 AU - 14.91 AU

Year: 19927 Days

Day: 16.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 95,953,252 km

• M1: 98,435 km (0.111 R)
• M2: 605,572 km (0.037 R)
• M3: 774,917 km (0.072 R)
• M4: 1,208,152 km (0.076 R)
• M5: 1,477,129 km (0.1 R)
• M6: 1,823,897 km (0.09 R)
• M7: 1,945,072 km (0.104 R)
• M8: 2,100,205 km (0.117 R)
• M9: 3,331,245 km (0.084 R)
• M10: 3,668,140 km (0.079 R)
• M11: 3,821,328 km (0.079 R)
• M12: 4,253,516 km (0.11 R)
• M13: 4,293,608 km (0.1 R)
• M14: 4,659,824 km (0.098 R)
• M15: 4,742,552 km (0.074 R)
• M16: 6,497,036 km (0.119 R)
• M17: 6,822,710 km (0.115 R)
• M18: 8,937,276 km (0.112 R)
• M19: 9,143,571 km (0.092 R)
• M20: 9,508,441 km (0.025 R)
• M21: 10,359,952 km (0.074 R)
• M22: 10,794,833 km (0.116 R)
• M23: 11,124,846 km (0.105 R)
• M24: 11,514,099 km (0.113 R)
• M25: 12,021,236 km (0.117 R)
• M26: 12,248,924 km (0.112 R)
• M27: 12,363,217 km (0.101 R)
• M28: 12,824,277 km (0.113 R)
• M29: 14,906,829 km (0.118 R)
• M30: 15,090,087 km (0.063 R)
• M31: 15,644,646 km (0.066 R)
• M32: 16,710,082 km (0.114 R)
• M33: 17,347,668 km (0.093 R)
• M34: 21,062,333 km (0.032 R)
• M35: 21,130,849 km (0.088 R)
• M36: 21,612,404 km (0.037 R)
• M37: 21,681,519 km (0.108 R)
• M38: 21,889,310 km (0.095 R)
• M39: 22,796,920 km (0.107 R)
• M40: 24,360,966 km (0.105 R)
• M41: 26,474,934 km (0.104 R)
• M42: 27,068,239 km (0.041 R)
• M43: 27,291,888 km (0.066 R)
• M44: 27,366,686 km (0.104 R)
• M45: 27,591,083 km (0.12 R)
• M46: 28,495,103 km (0.119 R)
• M47: 29,946,352 km (0.108 R)
• M48: 31,421,387 km (0.048 R)
• M49: 32,049,399 km (0.106 R)
• M50: 32,286,063 km (0.054 R)
• M51: 32,444,038 km (0.087 R)
• M52: 34,764,750 km (0.115 R)
• M53: 34,926,764 km (0.062 R)
• M54: 37,552,955 km (0.059 R)
• M55: 41,867,507 km (0.089 R)
• M56: 42,126,162 km (0.119 R)
• M57: 42,212,480 km (0.1 R)
• M58: 44,390,027 km (0.08 R)
• M59: 44,565,804 km (0.067 R)
• M60: 45,271,158 km (0.111 R)
• M61: 46,157,974 km (0.109 R)
• M62: 46,603,626 km (0.109 R)
• M63: 46,782,246 km (0.113 R)
• M64: 47,229,843 km (0.118 R)
• M65: 47,948,960 km (0.106 R)
• M66: 48,039,167 km (0.092 R)
• M67: 50,494,368 km (0.117 R)
• M68: 50,953,484 km (0.069 R)
• M69: 51,413,946 km (0.067 R)
• M70: 52,803,710 km (0.085 R)
• M71: 54,018,146 km (0.056 R)
• M72: 54,111,943 km (0.099 R)
• M73: 54,770,174 km (0.106 R)
• M74: 55,525,494 km (0.076 R)
• M75: 55,999,420 km (0.045 R)
• M76: 56,474,543 km (0.091 R)
• M77: 56,569,836 km (0.112 R)
• M78: 57,524,720 km (0.09 R)
• M79: 60,908,773 km (0.09 R)
• M80: 61,495,346 km (0.111 R)
• M81: 62,772,763 km (0.116 R)
• M82: 63,266,286 km (0.027 R)
• M83: 63,563,088 km (0.115 R)
• M84: 63,959,522 km (0.111 R)
• M85: 64,555,670 km (0.061 R)
• M86: 65,153,762 km (0.084 R)
• M87: 65,753,650 km (0.068 R)
• M88: 67,362,276 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 214.2

Radius: 3.6

Gravity: 16.53 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 14.32 AU - 16.64 AU

Year: 22027 Days

Day: 20.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 136.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 95,953,252 km

• M1: 117,135 km (0.114 R)
• M2: 156,180 km (0.076 R)
• M3: 623,524 km (0.113 R)
• M4: 716,275 km (0.07 R)
• M5: 813,513 km (0.113 R)
• M6: 956,828 km (0.074 R)
• M7: 1,020,557 km (0.074 R)
• M8: 1,130,212 km (0.097 R)
• M9: 3,178,207 km (0.105 R)
• M10: 4,212,526 km (0.098 R)
• M11: 5,004,049 km (0.099 R)
• M12: 5,152,749 km (0.118 R)
• M13: 5,340,794 km (0.038 R)
• M14: 5,684,869 km (0.069 R)
• M15: 6,075,618 km (0.107 R)
• M16: 6,759,430 km (0.097 R)
• M17: 9,913,552 km (0.092 R)
• M18: 10,288,294 km (0.067 R)
• M19: 10,429,964 km (0.08 R)
• M20: 10,524,809 km (0.045 R)
• M21: 11,391,130 km (0.091 R)
• M22: 11,440,048 km (0.042 R)
• M23: 11,685,090 km (0.113 R)
• M24: 13,037,903 km (0.086 R)
• M25: 13,293,865 km (0.037 R)
• M26: 14,704,424 km (0.049 R)
• M27: 15,670,676 km (0.113 R)
• M28: 16,216,409 km (0.109 R)
• M29: 16,935,077 km (0.102 R)
• M30: 17,438,773 km (0.071 R)
• M31: 17,890,559 km (0.103 R)
• M32: 18,920,989 km (0.109 R)
• M33: 19,501,728 km (0.096 R)
• M34: 20,502,538 km (0.118 R)
• M35: 20,919,317 km (0.045 R)
• M36: 21,339,089 km (0.114 R)
• M37: 21,943,464 km (0.099 R)
• M38: 22,125,824 km (0.067 R)
• M39: 22,430,854 km (0.09 R)
• M40: 22,676,045 km (0.1 R)
• M41: 22,737,380 km (0.081 R)
• M42: 24,102,461 km (0.067 R)
• M43: 24,353,486 km (0.097 R)
• M44: 24,731,670 km (0.05 R)
• M45: 26,263,701 km (0.107 R)
• M46: 27,498,183 km (0.054 R)
• M47: 28,685,093 km (0.043 R)
• M48: 28,951,078 km (0.083 R)
• M49: 29,151,090 km (0.09 R)
• M50: 29,821,288 km (0.095 R)
• M51: 30,225,801 km (0.098 R)
• M52: 30,293,270 km (0.045 R)
• M53: 30,361,037 km (0.058 R)
• M54: 30,971,995 km (0.048 R)
• M55: 31,108,428 km (0.113 R)
• M56: 31,793,138 km (0.083 R)
• M57: 33,806,725 km (0.073 R)
• M58: 36,147,633 km (0.112 R)
• M59: 38,393,845 km (0.06 R)
• M60: 38,833,812 km (0.103 R)
• M61: 39,570,731 km (0.046 R)
• M62: 39,718,683 km (0.1 R)
• M63: 40,461,138 km (0.11 R)
• M64: 40,684,787 km (0.119 R)
• M65: 40,983,683 km (0.107 R)
• M66: 41,583,421 km (0.114 R)
• M67: 43,400,287 km (0.102 R)
• M68: 48,054,277 km (0.085 R)
• M69: 49,242,234 km (0.08 R)
• M70: 49,321,820 km (0.072 R)
• M71: 50,119,625 km (0.08 R)
• M72: 50,359,730 km (0.117 R)
• M73: 52,538,473 km (0.113 R)
• M74: 52,700,936 km (0.052 R)
• M75: 53,516,544 km (0.05 R)
• M76: 54,582,877 km (0.075 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 830

Radius: 5.4

Gravity: 28.46 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 16.69 AU - 17.65 AU

Year: 25730 Days

Day: 22.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 95,953,252 km

• M1: 318,344 km (0.095 R)
• M2: 722,109 km (0.101 R)
• M3: 1,013,226 km (0.108 R)
• M4: 1,139,188 km (0.03 R)
• M5: 1,303,895 km (0.109 R)
• M6: 1,547,440 km (0.092 R)
• M7: 1,656,198 km (0.096 R)
• M8: 1,843,046 km (0.06 R)
• M9: 1,958,386 km (0.091 R)
• M10: 2,786,560 km (0.097 R)
• M11: 3,099,369 km (0.099 R)
• M12: 3,283,075 km (0.092 R)
• M13: 4,509,777 km (0.093 R)
• M14: 5,861,993 km (0.099 R)
• M15: 6,435,401 km (0.09 R)
• M16: 7,268,063 km (0.052 R)
• M17: 7,389,686 km (0.11 R)
• M18: 7,758,894 km (0.118 R)
• M19: 8,134,085 km (0.094 R)
• M20: 8,967,046 km (0.094 R)
• M21: 11,482,235 km (0.038 R)
• M22: 11,624,054 km (0.11 R)
• M23: 13,669,356 km (0.083 R)
• M24: 15,508,811 km (0.102 R)
• M25: 16,139,067 km (0.11 R)
• M26: 16,777,551 km (0.115 R)
• M27: 17,019,151 km (0.119 R)
• M28: 17,261,949 km (0.116 R)
• M29: 17,505,793 km (0.074 R)
• M30: 17,750,835 km (0.064 R)
• M31: 18,161,780 km (0.118 R)
• M32: 19,160,794 km (0.077 R)
• M33: 19,328,942 km (0.104 R)
• M34: 21,560,045 km (0.086 R)
• M35: 21,998,367 km (0.111 R)
• M36: 22,351,119 km (0.068 R)
• M37: 22,883,837 km (0.062 R)
• M38: 25,147,851 km (0.062 R)
• M39: 25,424,308 km (0.082 R)
• M40: 25,516,759 km (0.111 R)
• M41: 25,609,211 km (0.035 R)
• M42: 26,073,413 km (0.113 R)
• M43: 26,166,463 km (0.117 R)
• M44: 26,446,660 km (0.111 R)
• M45: 27,672,016 km (0.097 R)
• M46: 28,819,431 km (0.03 R)
• M47: 29,593,002 km (0.106 R)
• M48: 29,690,241 km (0.095 R)
• M49: 29,787,479 km (0.071 R)
• M50: 33,056,791 km (0.092 R)
• M51: 33,866,415 km (0.033 R)
• M52: 34,375,646 km (0.117 R)
• M53: 34,579,997 km (0.107 R)
• M54: 36,022,270 km (0.118 R)
• M55: 37,378,973 km (0.107 R)
• M56: 40,357,466 km (0.088 R)
• M57: 41,222,292 km (0.103 R)
• M58: 42,421,468 km (0.092 R)
• M59: 43,190,551 km (0.069 R)
• M60: 43,742,717 km (0.112 R)
• M61: 45,077,429 km (0.1 R)
• M62: 45,637,374 km (0.075 R)
• M63: 47,331,420 km (0.032 R)
• M64: 47,672,653 km (0.102 R)
• M65: 48,128,926 km (0.114 R)
• M66: 50,664,161 km (0.043 R)
• M67: 51,479,918 km (0.09 R)
• M68: 55,263,997 km (0.115 R)
• M69: 56,947,571 km (0.054 R)
• M70: 58,892,044 km (0.106 R)
• M71: 59,136,637 km (0.099 R)
• M72: 61,353,228 km (0.098 R)
• M73: 62,471,622 km (0.061 R)
• M74: 62,596,237 km (0.1 R)
• M75: 66,884,610 km (0.118 R)
• M76: 67,395,187 km (0.086 R)
• M77: 68,163,671 km (0.104 R)
• M78: 68,420,531 km (0.04 R)
• M79: 69,838,719 km (0.073 R)
• M80: 70,616,328 km (0.077 R)
• M81: 70,876,180 km (0.07 R)
• M82: 71,657,679 km (0.076 R)
• M83: 73,097,708 km (0.107 R)
• M84: 74,415,217 km (0.109 R)
• M85: 75,873,347 km (0.027 R)
• M86: 76,139,482 km (0.069 R)
• M87: 77,207,162 km (0.099 R)
• M88: 78,548,756 km (0.096 R)
• M89: 78,683,244 km (0.068 R)
• M90: 80,575,508 km (0.079 R)
• M91: 81,527,100 km (0.079 R)
• M92: 82,756,196 km (0.072 R)
• M93: 83,853,795 km (0.099 R)
• M94: 85,509,245 km (0.114 R)
• M95: 93,375,999 km (0.094 R)
• M96: 95,665,744 km (0.075 R)
• M97: 95,809,507 km (0.049 R)
• M98: 95,953,271 km (0.111 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 493 - 11,863 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit