🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.12 AU - 1.64 AU

Year: 581 Days

Day: 24.2 Hours

Environment

Temp: -13 °C

Axial Tilt: 42.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.36 AU - 2.54 AU

Year: 1373 Days

Day: 39.8 Hours

Environment

Temp: -82 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,385,688 km

• M1: 1,107,922 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.05 AU - 3.13 AU

Year: 1493 Days

Day: 37.9 Hours

Environment

Temp: -91 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,385,688 km

• M1: 1,017,266 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.4

Radius: 10

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 8.73 AU - 10.49 AU

Year: 10670 Days

Day: 8.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 94,385,688 km

• M1: 132,843 km (0.087 R)
• M2: 238,309 km (0.101 R)
• M3: 598,541 km (0.08 R)
• M4: 787,034 km (0.079 R)
• M5: 860,637 km (0.047 R)
• M6: 1,055,563 km (0.089 R)
• M7: 1,200,822 km (0.09 R)
• M8: 1,352,963 km (0.1 R)
• M9: 1,442,871 km (0.082 R)
• M10: 1,798,017 km (0.032 R)
• M11: 1,998,777 km (0.109 R)
• M12: 2,532,542 km (0.09 R)
• M13: 2,672,865 km (0.039 R)
• M14: 2,844,604 km (0.045 R)
• M15: 3,259,738 km (0.106 R)
• M16: 3,351,142 km (0.099 R)
• M17: 3,662,305 km (0.057 R)
• M18: 3,853,492 km (0.087 R)
• M19: 4,788,927 km (0.064 R)
• M20: 4,963,209 km (0.101 R)
• M21: 5,644,477 km (0.076 R)
• M22: 6,089,830 km (0.106 R)
• M23: 6,508,255 km (0.099 R)
• M24: 6,662,640 km (0.108 R)
• M25: 6,935,806 km (0.118 R)
• M26: 7,736,753 km (0.119 R)
• M27: 7,982,692 km (0.111 R)
• M28: 8,356,537 km (0.086 R)
• M29: 9,512,181 km (0.058 R)
• M30: 10,535,879 km (0.11 R)
• M31: 11,083,706 km (0.083 R)
• M32: 12,254,908 km (0.111 R)
• M33: 12,541,687 km (0.09 R)
• M34: 12,637,879 km (0.068 R)
• M35: 12,927,799 km (0.114 R)
• M36: 13,366,719 km (0.085 R)
• M37: 14,209,255 km (0.094 R)
• M38: 15,119,857 km (0.053 R)
• M39: 15,222,182 km (0.119 R)
• M40: 15,530,653 km (0.117 R)
• M41: 17,801,249 km (0.104 R)
• M42: 17,909,408 km (0.039 R)
• M43: 18,017,717 km (0.113 R)
• M44: 18,180,629 km (0.108 R)
• M45: 18,727,110 km (0.104 R)
• M46: 20,173,422 km (0.097 R)
• M47: 20,568,959 km (0.048 R)
• M48: 21,425,108 km (0.104 R)
• M49: 22,351,119 km (0.108 R)
• M50: 23,290,294 km (0.1 R)
• M51: 24,302,174 km (0.074 R)
• M52: 24,422,152 km (0.105 R)
• M53: 26,368,569 km (0.098 R)
• M54: 26,801,057 km (0.116 R)
• M55: 26,987,157 km (0.074 R)
• M56: 27,485,318 km (0.082 R)
• M57: 27,923,789 km (0.11 R)
• M58: 28,427,635 km (0.117 R)
• M59: 28,998,201 km (0.086 R)
• M60: 29,061,780 km (0.088 R)
• M61: 29,957,422 km (0.092 R)
• M62: 30,343,983 km (0.089 R)
• M63: 30,732,190 km (0.088 R)
• M64: 31,056,967 km (0.074 R)
• M65: 33,229,128 km (0.059 R)
• M66: 33,295,699 km (0.061 R)
• M67: 35,381,991 km (0.118 R)
• M68: 36,475,102 km (0.113 R)
• M69: 37,025,922 km (0.106 R)
• M70: 37,510,021 km (0.067 R)
• M71: 37,787,674 km (0.048 R)
• M72: 38,135,639 km (0.04 R)
• M73: 38,275,214 km (0.078 R)
• M74: 38,344,926 km (0.052 R)
• M75: 38,905,021 km (0.086 R)
• M76: 40,316,776 km (0.067 R)
• M77: 40,387,835 km (0.064 R)
• M78: 40,601,161 km (0.085 R)
• M79: 40,672,370 km (0.034 R)
• M80: 40,743,578 km (0.101 R)
• M81: 42,033,112 km (0.109 R)
• M82: 43,627,227 km (0.058 R)
• M83: 43,700,081 km (0.108 R)
• M84: 44,065,399 km (0.05 R)
• M85: 44,211,706 km (0.099 R)
• M86: 44,431,615 km (0.105 R)
• M87: 44,505,067 km (0.057 R)
• M88: 47,773,332 km (0.095 R)
• M89: 50,122,019 km (0.051 R)
• M90: 51,426,063 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.7

Radius: 13.8

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 9.83 AU - 13.65 AU

Year: 14407 Days

Day: 7.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 94,385,688 km

• M1: 203,752 km (0.061 R)
• M2: 381,923 km (0.119 R)
• M3: 683,363 km (0.112 R)
• M4: 921,074 km (0.067 R)
• M5: 1,136,645 km (0.032 R)
• M6: 1,316,611 km (0.111 R)
• M7: 1,735,036 km (0.114 R)
• M8: 2,258,928 km (0.096 R)
• M9: 2,389,377 km (0.027 R)
• M10: 2,522,370 km (0.119 R)
• M11: 2,972,210 km (0.115 R)
• M12: 3,790,810 km (0.116 R)
• M13: 3,946,990 km (0.056 R)
• M14: 4,105,414 km (0.107 R)
• M15: 5,316,559 km (0.05 R)
• M16: 6,584,401 km (0.117 R)
• M17: 7,011,353 km (0.079 R)
• M18: 8,092,796 km (0.106 R)
• M19: 8,295,052 km (0.072 R)
• M20: 8,396,779 km (0.064 R)
• M21: 8,498,954 km (0.068 R)
• M22: 8,704,502 km (0.118 R)
• M23: 9,068,324 km (0.051 R)
• M24: 9,173,192 km (0.091 R)
• M25: 9,331,317 km (0.085 R)
• M26: 10,408,272 km (0.115 R)
• M27: 12,039,038 km (0.109 R)
• M28: 13,091,010 km (0.064 R)
• M29: 13,628,067 km (0.05 R)
• M30: 13,869,069 km (0.087 R)
• M31: 14,477,783 km (0.12 R)
• M32: 14,662,087 km (0.073 R)
• M33: 15,219,788 km (0.114 R)
• M34: 16,101,069 km (0.096 R)
• M35: 16,483,890 km (0.057 R)
• M36: 17,519,407 km (0.039 R)
• M37: 20,405,449 km (0.067 R)
• M38: 20,750,421 km (0.072 R)
• M39: 21,446,500 km (0.057 R)
• M40: 22,008,839 km (0.108 R)
• M41: 22,150,059 km (0.042 R)
• M42: 22,433,697 km (0.104 R)
• M43: 23,219,834 km (0.043 R)
• M44: 24,306,363 km (0.066 R)
• M45: 24,525,673 km (0.072 R)
• M46: 24,966,239 km (0.068 R)
• M47: 25,929,649 km (0.069 R)
• M48: 29,047,568 km (0.119 R)
• M49: 29,358,133 km (0.12 R)
• M50: 31,403,136 km (0.077 R)
• M51: 32,764,926 km (0.096 R)
• M52: 33,007,274 km (0.11 R)
• M53: 34,473,633 km (0.119 R)
• M54: 35,297,618 km (0.109 R)
• M55: 35,463,073 km (0.098 R)
• M56: 35,878,207 km (0.076 R)
• M57: 36,964,736 km (0.116 R)
• M58: 39,084,688 km (0.12 R)
• M59: 41,592,846 km (0.088 R)
• M60: 47,583,642 km (0.116 R)
• M61: 47,675,046 km (0.111 R)
• M62: 47,949,708 km (0.12 R)
• M63: 49,331,095 km (0.101 R)
• M64: 49,887,150 km (0.074 R)
• M65: 49,980,050 km (0.096 R)
• M66: 50,166,000 km (0.094 R)
• M67: 50,352,250 km (0.082 R)
• M68: 51,192,990 km (0.112 R)
• M69: 51,286,638 km (0.073 R)
• M70: 52,038,367 km (0.028 R)
• M71: 52,510,049 km (0.088 R)
• M72: 54,697,918 km (0.108 R)
• M73: 56,140,790 km (0.073 R)
• M74: 56,624,589 km (0.118 R)
• M75: 57,206,824 km (0.063 R)
• M76: 58,475,414 km (0.099 R)
• M77: 58,671,387 km (0.105 R)
• M78: 58,867,510 km (0.088 R)
• M79: 59,162,218 km (0.116 R)
• M80: 61,338,418 km (0.057 R)
• M81: 61,437,901 km (0.054 R)
• M82: 61,537,533 km (0.036 R)
• M83: 63,238,760 km (0.098 R)
• M84: 63,540,648 km (0.073 R)
• M85: 63,641,328 km (0.076 R)
• M86: 63,842,986 km (0.058 R)
• M87: 64,044,793 km (0.045 R)
• M88: 64,145,772 km (0.101 R)
• M89: 68,125,374 km (0.112 R)
• M90: 69,158,647 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740

Radius: 5.6

Gravity: 23.6 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 12.59 AU - 16.21 AU

Year: 19571 Days

Day: 17 Hours

Environment

Temp: -193 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 94,385,688 km

• M1: 197,020 km (0.084 R)
• M2: 391,946 km (0.109 R)
• M3: 828,174 km (0.095 R)
• M4: 955,182 km (0.115 R)
• M5: 1,061,397 km (0.06 R)
• M6: 1,227,899 km (0.106 R)
• M7: 1,617,303 km (0.097 R)
• M8: 2,145,533 km (0.102 R)
• M9: 2,500,977 km (0.058 R)
• M10: 2,574,280 km (0.058 R)
• M11: 3,756,851 km (0.096 R)
• M12: 4,011,018 km (0.086 R)
• M13: 4,053,953 km (0.111 R)
• M14: 5,222,611 km (0.116 R)
• M15: 5,746,353 km (0.107 R)
• M16: 5,990,048 km (0.118 R)
• M17: 6,088,484 km (0.08 R)
• M18: 6,286,851 km (0.079 R)
• M19: 7,258,040 km (0.119 R)
• M20: 8,384,811 km (0.103 R)
• M21: 9,393,250 km (0.102 R)
• M22: 9,680,029 km (0.075 R)
• M23: 10,380,297 km (0.114 R)
• M24: 10,976,145 km (0.06 R)
• M25: 11,644,399 km (0.104 R)
• M26: 11,890,637 km (0.092 R)
• M27: 12,451,031 km (0.076 R)
• M28: 12,576,693 km (0.089 R)
• M29: 13,339,792 km (0.07 R)
• M30: 13,856,802 km (0.062 R)
• M31: 14,512,190 km (0.106 R)
• M32: 14,644,435 km (0.07 R)
• M33: 14,777,128 km (0.119 R)
• M34: 14,910,270 km (0.109 R)
• M35: 15,110,582 km (0.057 R)
• M36: 16,262,934 km (0.076 R)
• M37: 16,400,415 km (0.104 R)
• M38: 17,443,411 km (0.032 R)
• M39: 19,885,596 km (0.081 R)
• M40: 20,772,712 km (0.097 R)
• M41: 20,921,861 km (0.113 R)
• M42: 21,221,206 km (0.096 R)
• M43: 22,662,282 km (0.109 R)
• M44: 23,046,599 km (0.106 R)
• M45: 25,717,370 km (0.07 R)
• M46: 26,118,442 km (0.105 R)
• M47: 26,279,260 km (0.069 R)
• M48: 27,089,033 km (0.052 R)
• M49: 28,401,605 km (0.109 R)
• M50: 28,650,087 km (0.059 R)
• M51: 29,148,996 km (0.07 R)
• M52: 29,650,896 km (0.114 R)
• M53: 31,515,185 km (0.083 R)
• M54: 32,894,777 km (0.091 R)
• M55: 33,242,741 km (0.053 R)
• M56: 33,329,957 km (0.115 R)
• M57: 34,206,002 km (0.107 R)
• M58: 34,912,253 km (0.117 R)
• M59: 35,980,532 km (0.11 R)
• M60: 36,969,374 km (0.075 R)
• M61: 37,421,758 km (0.075 R)
• M62: 38,332,061 km (0.07 R)
• M63: 41,387,149 km (0.05 R)
• M64: 42,896,441 km (0.048 R)
• M65: 44,231,752 km (0.079 R)
• M66: 44,519,578 km (0.083 R)
• M67: 46,162,761 km (0.112 R)
• M68: 47,924,276 km (0.054 R)
• M69: 49,110,587 km (0.112 R)
• M70: 50,707,545 km (0.115 R)
• M71: 50,908,455 km (0.102 R)
• M72: 52,321,406 km (0.066 R)
• M73: 52,727,565 km (0.097 R)
• M74: 52,829,291 km (0.073 R)
• M75: 54,362,370 km (0.106 R)
• M76: 54,773,764 km (0.071 R)
• M77: 57,263,223 km (0.047 R)
• M78: 58,311,305 km (0.052 R)
• M79: 59,154,289 km (0.112 R)
• M80: 59,895,397 km (0.082 R)
• M81: 62,244,084 km (0.105 R)
• M82: 62,674,327 km (0.088 R)
• M83: 63,646,115 km (0.086 R)
• M84: 64,513,932 km (0.073 R)
• M85: 65,276,582 km (0.091 R)
• M86: 65,604,351 km (0.072 R)
• M87: 66,481,144 km (0.11 R)
• M88: 67,031,066 km (0.057 R)
• M89: 70,698,159 km (0.097 R)
• M90: 72,273,424 km (0.097 R)
• M91: 73,405,730 km (0.089 R)
• M92: 74,201,890 km (0.051 R)
• M93: 75,458,662 km (0.063 R)
• M94: 76,722,465 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 70.1

Radius: 5.6

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 13.92 AU - 15.96 AU

Year: 20682 Days

Day: 18.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 94,385,688 km

• M1: 267,930 km (0.111 R)
• M2: 786,137 km (0.112 R)
• M3: 1,523,355 km (0.095 R)
• M4: 1,713,644 km (0.063 R)
• M5: 1,972,448 km (0.102 R)
• M6: 2,728,964 km (0.057 R)
• M7: 4,340,582 km (0.051 R)
• M8: 4,528,776 km (0.057 R)
• M9: 4,830,066 km (0.056 R)
• M10: 5,422,923 km (0.096 R)
• M11: 5,860,347 km (0.063 R)
• M12: 5,949,208 km (0.088 R)
• M13: 8,378,079 km (0.077 R)
• M14: 8,578,839 km (0.029 R)
• M15: 9,921,780 km (0.095 R)
• M16: 10,312,380 km (0.075 R)
• M17: 12,643,862 km (0.1 R)
• M18: 13,769,437 km (0.054 R)
• M19: 14,244,560 km (0.04 R)
• M20: 14,284,502 km (0.091 R)
• M21: 14,484,215 km (0.111 R)
• M22: 16,281,335 km (0.115 R)
• M23: 17,163,663 km (0.098 R)
• M24: 18,018,166 km (0.11 R)
• M25: 18,450,653 km (0.083 R)
• M26: 18,494,186 km (0.092 R)
• M27: 18,537,570 km (0.095 R)
• M28: 19,018,078 km (0.06 R)
• M29: 19,105,892 km (0.072 R)
• M30: 20,438,809 km (0.059 R)
• M31: 20,980,353 km (0.105 R)
• M32: 21,207,443 km (0.066 R)
• M33: 22,959,384 km (0.092 R)
• M34: 23,240,328 km (0.06 R)
• M35: 23,900,055 km (0.03 R)
• M36: 26,062,043 km (0.111 R)
• M37: 26,698,134 km (0.076 R)
• M38: 30,981,420 km (0.064 R)
• M39: 31,188,314 km (0.115 R)
• M40: 32,072,138 km (0.093 R)
• M41: 33,228,081 km (0.087 R)
• M42: 35,041,356 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 766

Radius: 6.3

Gravity: 19.3 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 16.43 AU - 18.49 AU

Year: 26130 Days

Day: 20.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 94,385,688 km

• M1: 345,122 km (0.037 R)
• M2: 749,485 km (0.118 R)
• M3: 1,070,074 km (0.103 R)
• M4: 1,229,096 km (0.064 R)
• M5: 1,294,770 km (0.088 R)
• M6: 2,015,383 km (0.104 R)
• M7: 2,132,817 km (0.06 R)
• M8: 3,150,531 km (0.077 R)
• M9: 3,241,337 km (0.104 R)
• M10: 3,660,660 km (0.075 R)
• M11: 4,146,554 km (0.099 R)
• M12: 4,346,566 km (0.111 R)
• M13: 4,965,602 km (0.068 R)
• M14: 5,231,737 km (0.066 R)
• M15: 5,393,602 km (0.115 R)
• M16: 6,170,763 km (0.116 R)
• M17: 8,640,324 km (0.118 R)
• M18: 9,283,894 km (0.076 R)
• M19: 9,414,493 km (0.094 R)
• M20: 9,942,873 km (0.092 R)
• M21: 10,345,441 km (0.104 R)
• M22: 10,890,575 km (0.113 R)
• M23: 12,222,146 km (0.09 R)
• M24: 12,581,031 km (0.11 R)
• M25: 16,041,828 km (0.078 R)
• M26: 16,751,222 km (0.099 R)
• M27: 17,875,001 km (0.094 R)
• M28: 18,364,036 km (0.094 R)
• M29: 19,438,747 km (0.069 R)
• M30: 19,773,547 km (0.103 R)
• M31: 20,448,683 km (0.115 R)
• M32: 20,703,897 km (0.092 R)
• M33: 21,045,728 km (0.119 R)
• M34: 21,648,457 km (0.058 R)
• M35: 21,821,692 km (0.118 R)
• M36: 22,782,858 km (0.111 R)
• M37: 24,475,259 km (0.099 R)
• M38: 25,382,121 km (0.114 R)
• M39: 25,656,334 km (0.091 R)
• M40: 26,023,447 km (0.119 R)
• M41: 27,696,999 km (0.094 R)
• M42: 29,309,364 km (0.064 R)
• M43: 29,982,106 km (0.087 R)
• M44: 30,465,606 km (0.075 R)
• M45: 30,659,784 km (0.083 R)
• M46: 31,833,380 km (0.037 R)
• M47: 32,030,550 km (0.092 R)
• M48: 36,466,426 km (0.109 R)
• M49: 37,917,675 km (0.103 R)
• M50: 38,022,094 km (0.118 R)
• M51: 38,231,082 km (0.118 R)
• M52: 38,650,405 km (0.112 R)
• M53: 39,176,690 km (0.09 R)
• M54: 39,811,285 km (0.048 R)
• M55: 40,769,459 km (0.119 R)
• M56: 41,735,263 km (0.09 R)
• M57: 43,908,471 km (0.056 R)
• M58: 47,348,773 km (0.115 R)
• M59: 48,363,645 km (0.12 R)
• M60: 49,728,127 km (0.063 R)
• M61: 50,644,714 km (0.117 R)
• M62: 52,146,078 km (0.105 R)
• M63: 52,843,802 km (0.088 R)
• M64: 53,194,011 km (0.116 R)
• M65: 53,544,818 km (0.111 R)
• M66: 53,779,088 km (0.066 R)
• M67: 54,484,143 km (0.112 R)
• M68: 55,310,522 km (0.09 R)
• M69: 57,095,374 km (0.049 R)
• M70: 58,536,749 km (0.105 R)
• M71: 59,383,174 km (0.096 R)
• M72: 59,504,348 km (0.108 R)
• M73: 61,332,733 km (0.102 R)
• M74: 61,577,924 km (0.107 R)
• M75: 63,427,104 km (0.103 R)
• M76: 64,047,636 km (0.099 R)
• M77: 64,670,112 km (0.082 R)
• M78: 67,812,416 km (0.108 R)
• M79: 69,338,314 km (0.097 R)
• M80: 70,746,927 km (0.08 R)
• M81: 73,722,728 km (0.075 R)
• M82: 73,983,328 km (0.089 R)
• M83: 77,135,504 km (0.055 R)
• M84: 82,485,424 km (0.073 R)
• M85: 82,756,046 km (0.038 R)
• M86: 85,068,380 km (0.059 R)
• M87: 88,092,053 km (0.078 R)
• M88: 88,230,431 km (0.059 R)
• M89: 88,922,919 km (0.118 R)
• M90: 89,895,305 km (0.064 R)
• M91: 90,034,581 km (0.082 R)
• M92: 90,452,707 km (0.098 R)
• M93: 92,833,856 km (0.12 R)
• M94: 93,961,675 km (0.1 R)

Kuiper Belt

Range: 30.6 - 49.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 11,371 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit