🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.64 AU - 0.78 AU

Year: 216 Days

Day: 29 Hours

Environment

Temp: 124 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.83 AU - 1.03 AU

Year: 324 Days

Day: 24.1 Hours

Environment

Temp: 103 °C

Axial Tilt: 19.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.14 AU - 1.3 AU

Year: 487 Days

Day: 29.5 Hours

Environment

Temp: -2 °C

Axial Tilt: 34.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,481,013 km

• M1: 106,065 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.73 AU - 4.29 AU

Year: 2378 Days

Day: 45.4 Hours

Environment

Temp: -105 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.6

Radius: 10.3

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.4 AU - 5.7 AU

Year: 4104 Days

Day: 11 Hours

Environment

Temp: -142 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 72,481,013 km

• M1: 140,173 km (0.109 R)
• M2: 298,897 km (0.076 R)
• M3: 464,651 km (0.112 R)
• M4: 550,520 km (0.107 R)
• M5: 674,686 km (0.072 R)
• M6: 892,052 km (0.11 R)
• M7: 978,071 km (0.091 R)
• M8: 1,185,713 km (0.089 R)
• M9: 1,253,630 km (0.114 R)
• M10: 1,322,894 km (0.088 R)
• M11: 1,553,873 km (0.063 R)
• M12: 1,704,967 km (0.088 R)
• M13: 1,924,726 km (0.102 R)
• M14: 2,221,080 km (0.079 R)
• M15: 2,392,070 km (0.071 R)
• M16: 2,479,286 km (0.116 R)
• M17: 2,711,013 km (0.06 R)
• M18: 3,195,859 km (0.097 R)
• M19: 3,330,946 km (0.11 R)
• M20: 3,627,150 km (0.094 R)
• M21: 3,707,634 km (0.104 R)
• M22: 4,393,989 km (0.077 R)
• M23: 4,697,074 km (0.103 R)
• M24: 4,806,879 km (0.12 R)
• M25: 5,029,331 km (0.051 R)
• M26: 5,096,799 km (0.032 R)
• M27: 5,323,590 km (0.114 R)
• M28: 5,763,856 km (0.109 R)
• M29: 7,027,958 km (0.119 R)
• M30: 8,294,903 km (0.094 R)
• M31: 8,401,416 km (0.113 R)
• M32: 8,535,157 km (0.114 R)
• M33: 8,723,650 km (0.045 R)
• M34: 8,886,413 km (0.091 R)
• M35: 9,242,306 km (0.101 R)
• M36: 9,325,183 km (0.077 R)
• M37: 9,408,210 km (0.03 R)
• M38: 10,596,915 km (0.059 R)
• M39: 11,062,164 km (0.107 R)
• M40: 11,208,920 km (0.031 R)
• M41: 11,474,755 km (0.083 R)
• M42: 11,922,352 km (0.077 R)
• M43: 12,467,187 km (0.116 R)
• M44: 13,832,866 km (0.072 R)
• M45: 14,469,256 km (0.111 R)
• M46: 14,597,611 km (0.041 R)
• M47: 16,035,246 km (0.1 R)
• M48: 16,435,121 km (0.093 R)
• M49: 16,502,141 km (0.108 R)
• M50: 17,415,137 km (0.086 R)
• M51: 17,723,009 km (0.076 R)
• M52: 17,826,082 km (0.049 R)
• M53: 18,275,025 km (0.095 R)
• M54: 18,937,894 km (0.037 R)
• M55: 20,322,871 km (0.036 R)
• M56: 20,828,063 km (0.086 R)
• M57: 21,045,877 km (0.05 R)
• M58: 21,227,938 km (0.112 R)
• M59: 21,630,207 km (0.086 R)
• M60: 22,294,122 km (0.091 R)
• M61: 22,889,821 km (0.088 R)
• M62: 24,325,511 km (0.107 R)
• M63: 24,823,373 km (0.117 R)
• M64: 25,946,105 km (0.069 R)
• M65: 26,180,525 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.6

Radius: 13.7

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 4.51 AU - 6.11 AU

Year: 4425 Days

Day: 14.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 72,481,013 km

• M1: 415,882 km (0.09 R)
• M2: 544,835 km (0.089 R)
• M3: 957,875 km (0.067 R)
• M4: 1,126,322 km (0.091 R)
• M5: 1,592,320 km (0.118 R)
• M6: 1,726,659 km (0.109 R)
• M7: 2,007,155 km (0.08 R)
• M8: 2,227,363 km (0.102 R)
• M9: 2,340,608 km (0.093 R)
• M10: 3,060,772 km (0.108 R)
• M11: 3,187,332 km (0.095 R)
• M12: 3,294,295 km (0.106 R)
• M13: 4,006,680 km (0.094 R)
• M14: 4,572,160 km (0.062 R)
• M15: 4,693,184 km (0.106 R)
• M16: 5,137,939 km (0.033 R)
• M17: 5,493,234 km (0.109 R)
• M18: 5,909,265 km (0.089 R)
• M19: 6,067,989 km (0.071 R)
• M20: 6,201,281 km (0.04 R)
• M21: 6,827,198 km (0.084 R)
• M22: 6,938,200 km (0.118 R)
• M23: 7,133,724 km (0.053 R)
• M24: 7,246,371 km (0.097 R)
• M25: 7,934,521 km (0.104 R)
• M26: 8,643,765 km (0.102 R)
• M27: 9,066,828 km (0.082 R)
• M28: 9,527,739 km (0.065 R)
• M29: 9,807,936 km (0.108 R)
• M30: 10,249,399 km (0.073 R)
• M31: 10,761,772 km (0.097 R)
• M32: 10,923,637 km (0.075 R)
• M33: 11,021,174 km (0.044 R)
• M34: 11,315,433 km (0.096 R)
• M35: 12,112,940 km (0.093 R)
• M36: 12,247,578 km (0.111 R)
• M37: 12,552,458 km (0.117 R)
• M38: 13,308,376 km (0.075 R)
• M39: 13,517,065 km (0.052 R)
• M40: 13,656,939 km (0.092 R)
• M41: 13,902,579 km (0.113 R)
• M42: 14,256,228 km (0.085 R)
• M43: 15,117,014 km (0.113 R)
• M44: 15,480,687 km (0.079 R)
• M45: 16,216,708 km (0.117 R)
• M46: 16,514,259 km (0.05 R)
• M47: 16,738,655 km (0.046 R)
• M48: 17,077,195 km (0.077 R)
• M49: 17,341,984 km (0.096 R)
• M50: 17,684,563 km (0.089 R)
• M51: 17,837,452 km (0.095 R)
• M52: 18,686,719 km (0.09 R)
• M53: 19,037,825 km (0.107 R)
• M54: 19,985,079 km (0.07 R)
• M55: 20,584,966 km (0.087 R)
• M56: 20,745,934 km (0.063 R)
• M57: 21,353,151 km (0.072 R)
• M58: 21,556,904 km (0.067 R)
• M59: 21,884,224 km (0.083 R)
• M60: 22,130,911 km (0.115 R)
• M61: 22,295,767 km (0.103 R)
• M62: 22,793,031 km (0.108 R)
• M63: 22,959,533 km (0.083 R)
• M64: 23,084,747 km (0.091 R)
• M65: 23,882,702 km (0.08 R)
• M66: 24,009,561 km (0.117 R)
• M67: 24,306,512 km (0.108 R)
• M68: 24,946,642 km (0.12 R)
• M69: 25,204,249 km (0.055 R)
• M70: 25,722,157 km (0.101 R)
• M71: 26,287,338 km (0.054 R)
• M72: 26,944,372 km (0.118 R)
• M73: 27,473,948 km (0.083 R)
• M74: 27,562,510 km (0.065 R)
• M75: 28,096,126 km (0.11 R)
• M76: 28,319,475 km (0.031 R)
• M77: 28,498,694 km (0.035 R)
• M78: 28,858,028 km (0.098 R)
• M79: 29,399,871 km (0.114 R)
• M80: 30,677,138 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.6

Radius: 8.5

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 7.68 AU - 10.22 AU

Year: 9683 Days

Day: 13.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 72,481,013 km

• M1: 108,458 km (0.115 R)
• M2: 785,838 km (0.096 R)
• M3: 1,074,262 km (0.055 R)
• M4: 1,253,780 km (0.115 R)
• M5: 1,331,571 km (0.07 R)
• M6: 1,475,633 km (0.116 R)
• M7: 1,541,456 km (0.099 R)
• M8: 2,444,878 km (0.108 R)
• M9: 2,602,554 km (0.111 R)
• M10: 3,053,293 km (0.093 R)
• M11: 3,842,870 km (0.091 R)
• M12: 4,284,184 km (0.066 R)
• M13: 4,547,027 km (0.052 R)
• M14: 4,619,582 km (0.069 R)
• M15: 4,765,889 km (0.108 R)
• M16: 5,189,101 km (0.101 R)
• M17: 5,520,760 km (0.109 R)
• M18: 5,624,282 km (0.087 R)
• M19: 7,083,310 km (0.112 R)
• M20: 7,224,081 km (0.03 R)
• M21: 7,738,548 km (0.117 R)
• M22: 8,146,801 km (0.057 R)
• M23: 8,742,350 km (0.07 R)
• M24: 8,893,444 km (0.116 R)
• M25: 9,014,917 km (0.055 R)
• M26: 9,382,629 km (0.099 R)
• M27: 9,786,693 km (0.072 R)
• M28: 9,912,205 km (0.038 R)
• M29: 10,006,602 km (0.064 R)
• M30: 10,069,732 km (0.115 R)
• M31: 10,547,398 km (0.058 R)
• M32: 10,740,529 km (0.087 R)
• M33: 10,870,080 km (0.086 R)
• M34: 10,934,856 km (0.041 R)
• M35: 11,032,544 km (0.117 R)
• M36: 11,327,102 km (0.091 R)
• M37: 11,657,414 km (0.111 R)
• M38: 12,260,144 km (0.099 R)
• M39: 12,463,298 km (0.087 R)
• M40: 12,633,391 km (0.099 R)
• M41: 13,252,277 km (0.1 R)
• M42: 13,460,667 km (0.032 R)
• M43: 15,494,899 km (0.112 R)
• M44: 15,751,309 km (0.089 R)
• M45: 15,824,912 km (0.06 R)
• M46: 16,046,017 km (0.097 R)
• M47: 16,640,968 km (0.12 R)
• M48: 16,790,865 km (0.092 R)
• M49: 17,775,967 km (0.049 R)
• M50: 18,005,899 km (0.093 R)
• M51: 18,198,282 km (0.114 R)
• M52: 18,779,619 km (0.094 R)
• M53: 19,643,248 km (0.096 R)
• M54: 21,408,951 km (0.098 R)
• M55: 21,858,343 km (0.047 R)
• M56: 21,940,323 km (0.054 R)
• M57: 22,187,159 km (0.098 R)
• M58: 22,517,471 km (0.08 R)
• M59: 22,641,787 km (0.041 R)
• M60: 23,224,920 km (0.073 R)
• M61: 23,350,582 km (0.087 R)
• M62: 23,434,506 km (0.045 R)
• M63: 25,089,807 km (0.104 R)
• M64: 25,520,350 km (0.118 R)
• M65: 26,257,717 km (0.101 R)
• M66: 26,388,616 km (0.073 R)
• M67: 26,519,663 km (0.092 R)
• M68: 26,651,010 km (0.104 R)
• M69: 26,826,489 km (0.107 R)
• M70: 27,222,474 km (0.105 R)
• M71: 27,310,737 km (0.101 R)
• M72: 28,154,170 km (0.087 R)
• M73: 28,511,858 km (0.076 R)
• M74: 28,691,376 km (0.076 R)
• M75: 29,006,130 km (0.1 R)
• M76: 30,003,199 km (0.078 R)
• M77: 30,322,740 km (0.076 R)
• M78: 30,551,775 km (0.076 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421

Radius: 10.5

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 9.33 AU - 9.87 AU

Year: 10757 Days

Day: 14.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 72,481,013 km

• M1: 201,209 km (0.074 R)
• M2: 319,840 km (0.034 R)
• M3: 579,093 km (0.094 R)
• M4: 665,860 km (0.106 R)
• M5: 1,132,157 km (0.072 R)
• M6: 1,301,501 km (0.045 R)
• M7: 1,499,719 km (0.065 R)
• M8: 1,970,653 km (0.116 R)
• M9: 2,038,271 km (0.083 R)
• M10: 2,199,537 km (0.086 R)
• M11: 2,461,483 km (0.102 R)
• M12: 2,708,320 km (0.089 R)
• M13: 3,442,397 km (0.098 R)
• M14: 3,524,675 km (0.068 R)
• M15: 3,803,526 km (0.12 R)
• M16: 4,235,415 km (0.11 R)
• M17: 4,622,425 km (0.115 R)
• M18: 4,743,898 km (0.066 R)
• M19: 5,240,114 km (0.095 R)
• M20: 6,964,978 km (0.092 R)
• M21: 7,139,409 km (0.097 R)
• M22: 7,564,117 km (0.054 R)
• M23: 7,815,741 km (0.1 R)
• M24: 8,549,668 km (0.055 R)
• M25: 9,344,033 km (0.108 R)
• M26: 9,420,926 km (0.046 R)
• M27: 10,122,390 km (0.113 R)
• M28: 10,639,401 km (0.109 R)
• M29: 11,699,451 km (0.1 R)
• M30: 12,835,497 km (0.067 R)
• M31: 13,962,418 km (0.101 R)
• M32: 14,138,644 km (0.084 R)
• M33: 14,227,057 km (0.057 R)
• M34: 14,404,330 km (0.097 R)
• M35: 14,582,352 km (0.038 R)
• M36: 15,075,875 km (0.08 R)
• M37: 15,347,246 km (0.039 R)
• M38: 15,666,039 km (0.066 R)
• M39: 15,757,443 km (0.118 R)
• M40: 15,986,926 km (0.074 R)
• M41: 16,079,078 km (0.103 R)
• M42: 16,171,380 km (0.074 R)
• M43: 16,263,832 km (0.101 R)
• M44: 16,915,929 km (0.1 R)
• M45: 19,020,621 km (0.085 R)
• M46: 19,313,983 km (0.097 R)
• M47: 20,103,560 km (0.081 R)
• M48: 20,402,457 km (0.112 R)
• M49: 21,918,631 km (0.059 R)
• M50: 23,470,859 km (0.11 R)
• M51: 24,419,160 km (0.096 R)
• M52: 24,791,359 km (0.047 R)
• M53: 25,165,354 km (0.118 R)
• M54: 25,973,182 km (0.114 R)
• M55: 26,081,641 km (0.079 R)
• M56: 26,516,522 km (0.116 R)
• M57: 27,118,504 km (0.068 R)
• M58: 27,338,412 km (0.085 R)
• M59: 27,835,676 km (0.094 R)
• M60: 28,168,830 km (0.108 R)
• M61: 28,559,131 km (0.064 R)
• M62: 30,024,592 km (0.054 R)
• M63: 30,309,127 km (0.118 R)
• M64: 31,687,671 km (0.101 R)
• M65: 32,209,918 km (0.055 R)
• M66: 32,501,334 km (0.042 R)
• M67: 33,616,437 km (0.095 R)
• M68: 34,089,764 km (0.068 R)
• M69: 34,267,786 km (0.107 R)
• M70: 34,565,336 km (0.108 R)
• M71: 35,222,669 km (0.107 R)
• M72: 36,307,403 km (0.053 R)
• M73: 37,219,651 km (0.032 R)
• M74: 37,770,620 km (0.109 R)
• M75: 37,954,775 km (0.037 R)
• M76: 38,571,118 km (0.077 R)
• M77: 39,004,653 km (0.046 R)
• M78: 39,501,916 km (0.096 R)
• M79: 39,626,531 km (0.12 R)
• M80: 40,126,487 km (0.088 R)
• M81: 40,377,363 km (0.076 R)
• M82: 42,465,899 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 374.5

Radius: 4.1

Gravity: 22.28 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 12.97 AU - 20.85 AU

Year: 25148 Days

Day: 18.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 72,481,013 km

• M1: 158,275 km (0.078 R)
• M2: 465,549 km (0.029 R)
• M3: 836,551 km (0.118 R)
• M4: 1,062,743 km (0.064 R)
• M5: 1,251,237 km (0.101 R)
• M6: 1,508,994 km (0.042 R)
• M7: 1,845,888 km (0.115 R)
• M8: 1,909,617 km (0.095 R)
• M9: 2,586,098 km (0.047 R)
• M10: 2,912,521 km (0.056 R)
• M11: 2,986,871 km (0.036 R)
• M12: 4,300,939 km (0.11 R)
• M13: 4,643,069 km (0.094 R)
• M14: 5,674,696 km (0.104 R)
• M15: 5,908,069 km (0.102 R)
• M16: 6,240,026 km (0.09 R)
• M17: 6,384,089 km (0.119 R)
• M18: 6,872,377 km (0.037 R)
• M19: 7,988,227 km (0.104 R)
• M20: 8,144,706 km (0.111 R)
• M21: 8,355,041 km (0.09 R)
• M22: 8,513,764 km (0.111 R)
• M23: 8,567,021 km (0.043 R)
• M24: 9,598,050 km (0.062 R)
• M25: 10,043,702 km (0.077 R)
• M26: 10,897,606 km (0.065 R)
• M27: 11,187,228 km (0.093 R)
• M28: 11,303,914 km (0.097 R)
• M29: 11,362,407 km (0.107 R)
• M30: 12,492,021 km (0.105 R)
• M31: 12,552,458 km (0.088 R)
• M32: 13,039,549 km (0.099 R)
• M33: 13,656,939 km (0.114 R)
• M34: 15,306,405 km (0.089 R)
• M35: 15,630,734 km (0.106 R)
• M36: 17,623,826 km (0.041 R)
• M37: 17,827,578 km (0.114 R)
• M38: 18,650,067 km (0.074 R)
• M39: 18,788,296 km (0.053 R)
• M40: 20,260,788 km (0.059 R)
• M41: 20,474,114 km (0.092 R)
• M42: 21,262,794 km (0.096 R)
• M43: 22,207,505 km (0.082 R)
• M44: 22,574,618 km (0.044 R)
• M45: 23,912,472 km (0.062 R)
• M46: 24,213,163 km (0.088 R)
• M47: 25,352,202 km (0.111 R)
• M48: 25,812,664 km (0.092 R)
• M49: 25,889,707 km (0.111 R)
• M50: 26,430,952 km (0.098 R)
• M51: 26,975,937 km (0.095 R)
• M52: 27,289,045 km (0.058 R)
• M53: 27,367,434 km (0.054 R)
• M54: 27,997,840 km (0.092 R)
• M55: 28,314,838 km (0.06 R)
• M56: 28,394,274 km (0.05 R)
• M57: 30,648,116 km (0.036 R)
• M58: 30,811,327 km (0.079 R)
• M59: 31,384,736 km (0.027 R)
• M60: 32,708,677 km (0.051 R)
• M61: 35,581,704 km (0.1 R)
• M62: 37,135,128 km (0.098 R)
• M63: 37,745,188 km (0.106 R)
• M64: 38,095,397 km (0.094 R)
• M65: 39,417,842 km (0.078 R)
• M66: 39,861,998 km (0.109 R)
• M67: 40,040,020 km (0.101 R)
• M68: 41,745,435 km (0.114 R)
• M69: 42,198,119 km (0.108 R)
• M70: 42,834,658 km (0.116 R)
• M71: 43,017,017 km (0.098 R)
• M72: 44,948,326 km (0.091 R)
• M73: 48,039,766 km (0.076 R)
• M74: 48,609,135 km (0.027 R)
• M75: 49,850,498 km (0.119 R)
• M76: 50,909,053 km (0.117 R)
• M77: 51,974,938 km (0.076 R)
• M78: 52,169,565 km (0.111 R)
• M79: 53,048,153 km (0.069 R)
• M80: 53,342,113 km (0.07 R)
• M81: 54,523,487 km (0.113 R)
• M82: 56,911,817 km (0.091 R)
• M83: 59,334,106 km (0.086 R)
• M84: 59,944,914 km (0.066 R)
• M85: 60,455,492 km (0.049 R)
• M86: 60,864,941 km (0.115 R)
• M87: 61,995,901 km (0.063 R)
• M88: 62,512,313 km (0.058 R)
• M89: 64,278,465 km (0.082 R)
• M90: 64,905,729 km (0.118 R)
• M91: 70,319,078 km (0.111 R)
• M92: 71,505,389 km (0.116 R)
• M93: 71,830,166 km (0.117 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 16,167 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit