🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.39 AU - 0.65 AU

Year: 238 Days

Day: 32.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,121,660 km

• M1: 150,196 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.1

Radius: 13.7

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.6 AU - 0.9 AU

Year: 413 Days

Day: 8.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 42,121,660 km

• M1: 173,234 km (0.074 R)
• M2: 336,595 km (0.12 R)
• M3: 425,307 km (0.111 R)
• M4: 579,991 km (0.059 R)
• M5: 683,812 km (0.079 R)
• M6: 790,924 km (0.026 R)
• M7: 886,816 km (0.105 R)
• M8: 1,005,746 km (0.111 R)
• M9: 1,125,874 km (0.092 R)
• M10: 1,220,569 km (0.067 R)
• M11: 1,307,934 km (0.088 R)
• M12: 1,408,165 km (0.052 R)
• M13: 1,560,904 km (0.1 R)
• M14: 1,656,497 km (0.043 R)
• M15: 1,842,148 km (0.087 R)
• M16: 1,955,843 km (0.104 R)
• M17: 2,059,663 km (0.101 R)
• M18: 2,279,273 km (0.098 R)
• M19: 2,395,361 km (0.107 R)
• M20: 2,680,943 km (0.066 R)
• M21: 2,769,356 km (0.09 R)
• M22: 3,055,387 km (0.066 R)
• M23: 3,155,169 km (0.054 R)
• M24: 3,270,808 km (0.116 R)
• M25: 3,431,925 km (0.11 R)
• M26: 3,656,172 km (0.118 R)
• M27: 3,816,092 km (0.089 R)
• M28: 3,993,964 km (0.075 R)
• M29: 4,111,398 km (0.069 R)
• M30: 4,214,172 km (0.055 R)
• M31: 4,357,936 km (0.095 R)
• M32: 4,511,423 km (0.113 R)
• M33: 4,609,410 km (0.077 R)
• M34: 4,782,494 km (0.078 R)
• M35: 4,915,786 km (0.102 R)
• M36: 5,280,356 km (0.048 R)
• M37: 5,566,238 km (0.07 R)
• M38: 5,733,189 km (0.067 R)
• M39: 5,955,342 km (0.113 R)
• M40: 6,081,153 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.7

Radius: 11.7

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.71 AU - 1.05 AU

Year: 525 Days

Day: 5.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 42,121,660 km

• M1: 199,115 km (0.054 R)
• M2: 376,239 km (0.08 R)
• M3: 458,966 km (0.109 R)
• M4: 553,363 km (0.057 R)
• M5: 709,692 km (0.073 R)
• M6: 806,333 km (0.081 R)
• M7: 886,218 km (0.113 R)
• M8: 964,757 km (0.074 R)
• M9: 1,143,825 km (0.118 R)
• M10: 1,279,361 km (0.101 R)
• M11: 1,369,569 km (0.105 R)
• M12: 1,498,522 km (0.069 R)
• M13: 1,593,965 km (0.045 R)
• M14: 1,697,188 km (0.094 R)
• M15: 1,780,215 km (0.107 R)
• M16: 1,859,053 km (0.075 R)
• M17: 1,967,960 km (0.037 R)
• M18: 2,186,373 km (0.104 R)
• M19: 2,271,195 km (0.088 R)
• M20: 2,350,931 km (0.062 R)
• M21: 2,456,696 km (0.073 R)
• M22: 2,608,688 km (0.1 R)
• M23: 2,685,880 km (0.094 R)
• M24: 2,962,487 km (0.067 R)
• M25: 3,241,487 km (0.114 R)
• M26: 3,352,638 km (0.09 R)
• M27: 3,593,341 km (0.087 R)
• M28: 3,686,840 km (0.117 R)
• M29: 3,788,566 km (0.109 R)
• M30: 3,942,801 km (0.103 R)
• M31: 4,046,772 km (0.086 R)
• M32: 4,212,227 km (0.062 R)
• M33: 4,349,109 km (0.091 R)
• M34: 4,674,634 km (0.061 R)
• M35: 4,761,251 km (0.097 R)
• M36: 4,927,903 km (0.051 R)
• M37: 5,040,251 km (0.12 R)
• M38: 5,349,321 km (0.093 R)
• M39: 5,423,372 km (0.082 R)
• M40: 5,497,871 km (0.107 R)
• M41: 5,581,048 km (0.061 R)
• M42: 5,689,805 km (0.118 R)
• M43: 5,765,502 km (0.039 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.1

Radius: 10.2

Gravity: 8.47 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.56 AU - 3.66 AU

Year: 3487 Days

Day: 12.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 134.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 42,121,660 km

• M1: 133,292 km (0.12 R)
• M2: 363,972 km (0.092 R)
• M3: 458,368 km (0.051 R)
• M4: 552,764 km (0.088 R)
• M5: 786,286 km (0.107 R)
• M6: 855,700 km (0.045 R)
• M7: 1,001,259 km (0.041 R)
• M8: 1,387,520 km (0.105 R)
• M9: 1,560,455 km (0.101 R)
• M10: 1,880,744 km (0.074 R)
• M11: 1,976,038 km (0.081 R)
• M12: 2,105,889 km (0.113 R)
• M13: 2,373,969 km (0.107 R)
• M14: 2,442,784 km (0.071 R)
• M15: 2,833,234 km (0.103 R)
• M16: 2,980,139 km (0.088 R)
• M17: 3,224,283 km (0.11 R)
• M18: 3,792,605 km (0.076 R)
• M19: 3,873,538 km (0.05 R)
• M20: 4,181,859 km (0.091 R)
• M21: 4,370,801 km (0.072 R)
• M22: 4,584,128 km (0.114 R)
• M23: 4,866,419 km (0.044 R)
• M24: 5,176,984 km (0.082 R)
• M25: 5,379,988 km (0.042 R)
• M26: 5,493,982 km (0.05 R)
• M27: 5,724,213 km (0.088 R)
• M28: 5,934,248 km (0.062 R)
• M29: 6,028,495 km (0.065 R)
• M30: 6,361,949 km (0.098 R)
• M31: 6,555,379 km (0.095 R)
• M32: 6,652,767 km (0.059 R)
• M33: 6,947,774 km (0.092 R)
• M34: 7,122,055 km (0.106 R)
• M35: 7,653,128 km (0.106 R)
• M36: 7,730,021 km (0.09 R)
• M37: 8,144,706 km (0.115 R)
• M38: 8,354,742 km (0.099 R)
• M39: 8,486,986 km (0.027 R)
• M40: 8,593,201 km (0.117 R)
• M41: 8,968,692 km (0.086 R)
• M42: 9,077,000 km (0.105 R)
• M43: 9,212,985 km (0.118 R)
• M44: 9,486,899 km (0.062 R)
• M45: 9,763,505 km (0.066 R)
• M46: 10,296,522 km (0.111 R)
• M47: 10,409,917 km (0.103 R)
• M48: 11,012,198 km (0.095 R)
• M49: 11,596,229 km (0.095 R)
• M50: 11,684,790 km (0.106 R)
• M51: 12,250,420 km (0.114 R)
• M52: 12,764,139 km (0.102 R)
• M53: 12,977,765 km (0.041 R)
• M54: 13,625,673 km (0.095 R)
• M55: 13,750,288 km (0.103 R)
• M56: 14,094,812 km (0.098 R)
• M57: 14,252,488 km (0.119 R)
• M58: 14,474,043 km (0.064 R)
• M59: 14,569,337 km (0.06 R)
• M60: 14,856,565 km (0.083 R)
• M61: 15,081,410 km (0.042 R)
• M62: 15,178,050 km (0.095 R)
• M63: 15,242,527 km (0.101 R)
• M64: 15,794,992 km (0.089 R)
• M65: 15,860,366 km (0.077 R)
• M66: 15,925,890 km (0.068 R)
• M67: 16,785,779 km (0.107 R)
• M68: 16,919,370 km (0.085 R)
• M69: 17,154,089 km (0.103 R)
• M70: 17,626,668 km (0.046 R)
• M71: 18,069,478 km (0.113 R)
• M72: 18,965,868 km (0.105 R)
• M73: 19,454,605 km (0.08 R)
• M74: 19,947,380 km (0.065 R)
• M75: 20,124,504 km (0.068 R)
• M76: 20,195,413 km (0.072 R)
• M77: 21,305,878 km (0.119 R)
• M78: 22,546,493 km (0.087 R)
• M79: 22,915,851 km (0.083 R)
• M80: 22,989,902 km (0.093 R)
• M81: 24,488,872 km (0.099 R)
• M82: 25,250,176 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.4

Radius: 8.1

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.96 AU - 5.9 AU

Year: 6960 Days

Day: 14.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 42,121,660 km

• M1: 108,758 km (0.117 R)
• M2: 184,155 km (0.099 R)
• M3: 258,056 km (0.12 R)
• M4: 489,484 km (0.064 R)
• M5: 690,843 km (0.094 R)
• M6: 890,407 km (0.101 R)
• M7: 1,093,261 km (0.077 R)
• M8: 1,200,373 km (0.102 R)
• M9: 1,508,994 km (0.08 R)
• M10: 1,663,828 km (0.054 R)
• M11: 1,734,288 km (0.096 R)
• M12: 1,787,844 km (0.115 R)
• M13: 1,970,503 km (0.118 R)
• M14: 2,159,296 km (0.067 R)
• M15: 2,513,992 km (0.094 R)
• M16: 2,781,473 km (0.053 R)
• M17: 3,299,531 km (0.092 R)
• M18: 4,203,850 km (0.113 R)
• M19: 4,546,429 km (0.092 R)
• M20: 5,362,784 km (0.105 R)
• M21: 5,653,902 km (0.072 R)
• M22: 6,031,936 km (0.082 R)
• M23: 6,418,048 km (0.065 R)
• M24: 6,755,391 km (0.105 R)
• M25: 7,069,696 km (0.045 R)
• M26: 7,243,230 km (0.103 R)
• M27: 7,301,423 km (0.118 R)
• M28: 7,447,431 km (0.093 R)
• M29: 7,772,208 km (0.096 R)
• M30: 7,981,196 km (0.076 R)
• M31: 8,101,622 km (0.116 R)
• M32: 8,405,007 km (0.102 R)
• M33: 8,588,863 km (0.064 R)
• M34: 8,681,314 km (0.091 R)
• M35: 8,960,613 km (0.1 R)
• M36: 9,022,996 km (0.1 R)
• M37: 9,655,645 km (0.062 R)
• M38: 9,784,000 km (0.03 R)
• M39: 9,945,117 km (0.074 R)
• M40: 10,106,982 km (0.09 R)
• M41: 10,368,030 km (0.039 R)
• M42: 10,930,069 km (0.103 R)
• M43: 10,996,939 km (0.03 R)
• M44: 11,231,659 km (0.063 R)
• M45: 11,332,787 km (0.088 R)
• M46: 11,400,405 km (0.043 R)
• M47: 11,638,116 km (0.12 R)
• M48: 11,740,441 km (0.066 R)
• M49: 12,014,803 km (0.083 R)
• M50: 12,639,973 km (0.054 R)
• M51: 13,597,549 km (0.079 R)
• M52: 14,248,748 km (0.077 R)
• M53: 14,688,566 km (0.056 R)
• M54: 15,543,967 km (0.044 R)
• M55: 16,377,227 km (0.077 R)
• M56: 16,683,903 km (0.036 R)
• M57: 16,953,777 km (0.113 R)
• M58: 17,224,998 km (0.055 R)
• M59: 17,968,649 km (0.098 R)
• M60: 18,403,979 km (0.091 R)
• M61: 19,083,602 km (0.092 R)
• M62: 19,365,744 km (0.111 R)
• M63: 20,261,685 km (0.117 R)
• M64: 20,632,239 km (0.097 R)
• M65: 21,129,502 km (0.099 R)
• M66: 21,254,566 km (0.094 R)
• M67: 21,379,780 km (0.1 R)
• M68: 22,263,006 km (0.093 R)
• M69: 22,901,340 km (0.079 R)
• M70: 23,373,171 km (0.087 R)
• M71: 23,588,742 km (0.108 R)
• M72: 24,720,300 km (0.072 R)
• M73: 25,072,005 km (0.105 R)
• M74: 25,824,781 km (0.096 R)
• M75: 27,625,341 km (0.1 R)
• M76: 28,265,171 km (0.114 R)
• M77: 28,448,877 km (0.062 R)
• M78: 28,817,337 km (0.07 R)
• M79: 29,233,818 km (0.117 R)
• M80: 29,373,093 km (0.097 R)
• M81: 30,542,350 km (0.118 R)
• M82: 31,393,712 km (0.106 R)
• M83: 31,679,144 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.6

Radius: 8.1

Gravity: 11.52 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.81 AU - 5.69 AU

Year: 7648 Days

Day: 12.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 42,121,660 km

• M1: 124,914 km (0.084 R)
• M2: 200,461 km (0.074 R)
• M3: 508,334 km (0.1 R)
• M4: 1,310,627 km (0.04 R)
• M5: 1,992,943 km (0.119 R)
• M6: 2,059,813 km (0.073 R)
• M7: 2,127,581 km (0.097 R)
• M8: 2,358,560 km (0.088 R)
• M9: 2,622,151 km (0.12 R)
• M10: 2,819,920 km (0.117 R)
• M11: 3,256,297 km (0.071 R)
• M12: 3,468,875 km (0.065 R)
• M13: 3,522,731 km (0.113 R)
• M14: 3,796,495 km (0.068 R)
• M15: 4,077,140 km (0.11 R)
• M16: 4,393,540 km (0.046 R)
• M17: 4,898,283 km (0.064 R)
• M18: 5,673,798 km (0.103 R)
• M19: 6,026,999 km (0.05 R)
• M20: 6,453,802 km (0.116 R)
• M21: 7,198,051 km (0.069 R)
• M22: 7,301,722 km (0.106 R)
• M23: 7,756,350 km (0.105 R)
• M24: 7,827,110 km (0.118 R)
• M25: 8,184,350 km (0.065 R)
• M26: 8,364,915 km (0.106 R)
• M27: 8,951,488 km (0.102 R)
• M28: 9,137,588 km (0.113 R)
• M29: 9,703,516 km (0.11 R)
• M30: 9,817,959 km (0.099 R)
• M31: 9,932,999 km (0.081 R)
• M32: 10,048,489 km (0.086 R)
• M33: 10,514,786 km (0.094 R)
• M34: 10,632,369 km (0.091 R)
• M35: 11,387,839 km (0.087 R)
• M36: 12,078,382 km (0.098 R)
• M37: 12,532,412 km (0.063 R)
• M38: 12,824,128 km (0.088 R)
• M39: 12,949,940 km (0.066 R)
• M40: 13,160,424 km (0.117 R)
• M41: 13,244,947 km (0.105 R)
• M42: 13,499,712 km (0.108 R)
• M43: 13,713,188 km (0.108 R)
• M44: 13,841,842 km (0.1 R)
• M45: 14,490,947 km (0.088 R)
• M46: 14,665,678 km (0.111 R)
• M47: 14,841,156 km (0.029 R)
• M48: 15,194,207 km (0.114 R)
• M49: 16,633,937 km (0.085 R)
• M50: 17,370,108 km (0.116 R)
• M51: 17,975,979 km (0.083 R)
• M52: 18,163,874 km (0.096 R)
• M53: 18,257,971 km (0.103 R)
• M54: 19,352,429 km (0.05 R)
• M55: 19,593,132 km (0.108 R)
• M56: 20,566,117 km (0.11 R)
• M57: 21,058,443 km (0.077 R)
• M58: 21,604,476 km (0.109 R)
• M59: 21,704,257 km (0.099 R)
• M60: 22,457,483 km (0.068 R)
• M61: 23,372,723 km (0.08 R)
• M62: 23,783,518 km (0.116 R)
• M63: 23,989,664 km (0.067 R)
• M64: 24,611,991 km (0.064 R)
• M65: 26,190,698 km (0.115 R)
• M66: 26,563,795 km (0.039 R)
• M67: 27,046,098 km (0.107 R)
• M68: 27,477,239 km (0.114 R)
• M69: 27,802,166 km (0.057 R)
• M70: 28,073,836 km (0.098 R)
• M71: 28,346,253 km (0.103 R)
• M72: 28,619,718 km (0.117 R)
• M73: 29,944,407 km (0.038 R)
• M74: 31,063,399 km (0.119 R)
• M75: 31,119,798 km (0.039 R)
• M76: 31,176,047 km (0.051 R)
• M77: 32,139,158 km (0.104 R)
• M78: 32,710,322 km (0.092 R)
• M79: 32,824,914 km (0.084 R)
• M80: 33,054,547 km (0.065 R)
• M81: 35,969,761 km (0.099 R)
• M82: 38,119,183 km (0.095 R)
• M83: 38,966,206 km (0.083 R)
• M84: 39,697,291 km (0.062 R)
• M85: 39,758,476 km (0.109 R)
• M86: 40,740,587 km (0.119 R)
• M87: 40,864,005 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.3

Radius: 8.8

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 5.2 AU - 6.48 AU

Year: 8973 Days

Day: 8.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 42,121,660 km

• M1: 120,127 km (0.074 R)
• M2: 237,262 km (0.086 R)
• M3: 327,769 km (0.118 R)
• M4: 445,502 km (0.094 R)
• M5: 551,268 km (0.085 R)
• M6: 887,564 km (0.1 R)
• M7: 989,740 km (0.074 R)
• M8: 1,769,294 km (0.097 R)
• M9: 2,010,895 km (0.101 R)
• M10: 2,501,426 km (0.062 R)
• M11: 2,823,510 km (0.077 R)
• M12: 2,899,656 km (0.082 R)
• M13: 3,028,310 km (0.085 R)
• M14: 3,317,782 km (0.107 R)
• M15: 3,398,415 km (0.111 R)
• M16: 3,534,100 km (0.075 R)
• M17: 3,951,927 km (0.114 R)
• M18: 4,066,070 km (0.109 R)
• M19: 4,956,776 km (0.068 R)
• M20: 5,079,895 km (0.072 R)
• M21: 5,455,834 km (0.039 R)
• M22: 5,711,348 km (0.06 R)
• M23: 5,840,600 km (0.049 R)
• M24: 5,905,675 km (0.074 R)
• M25: 6,168,070 km (0.059 R)
• M26: 6,535,183 km (0.06 R)
• M27: 7,081,963 km (0.084 R)
• M28: 7,255,796 km (0.117 R)
• M29: 7,501,585 km (0.083 R)
• M30: 8,001,392 km (0.095 R)
• M31: 8,255,409 km (0.049 R)
• M32: 8,585,871 km (0.087 R)
• M33: 8,808,622 km (0.032 R)
• M34: 8,995,619 km (0.08 R)
• M35: 9,070,867 km (0.073 R)
• M36: 9,297,807 km (0.098 R)
• M37: 9,450,097 km (0.097 R)
• M38: 9,641,583 km (0.079 R)
• M39: 9,795,669 km (0.049 R)
• M40: 10,184,773 km (0.102 R)
• M41: 11,585,607 km (0.11 R)
• M42: 11,831,845 km (0.117 R)
• M43: 11,997,001 km (0.103 R)
• M44: 12,918,674 km (0.096 R)
• M45: 13,517,065 km (0.108 R)
• M46: 14,652,214 km (0.08 R)
• M47: 15,276,037 km (0.114 R)
• M48: 16,411,485 km (0.115 R)
• M49: 16,595,789 km (0.116 R)
• M50: 17,527,036 km (0.095 R)
• M51: 17,809,776 km (0.086 R)
• M52: 17,951,595 km (0.058 R)
• M53: 19,977,599 km (0.048 R)
• M54: 22,482,466 km (0.117 R)
• M55: 23,046,599 km (0.116 R)
• M56: 23,201,283 km (0.066 R)
• M57: 24,293,797 km (0.107 R)
• M58: 24,925,548 km (0.113 R)
• M59: 25,669,499 km (0.102 R)
• M60: 25,829,868 km (0.095 R)
• M61: 26,151,653 km (0.037 R)
• M62: 26,582,644 km (0.052 R)
• M63: 26,907,421 km (0.098 R)
• M64: 27,615,767 km (0.089 R)
• M65: 27,889,830 km (0.103 R)
• M66: 28,496,001 km (0.071 R)
• M67: 28,551,202 km (0.091 R)
• M68: 29,777,307 km (0.089 R)
• M69: 29,889,505 km (0.101 R)
• M70: 30,340,243 km (0.071 R)
• M71: 31,362,296 km (0.09 R)
• M72: 31,705,623 km (0.104 R)
• M73: 32,742,785 km (0.109 R)
• M74: 32,974,662 km (0.103 R)
• M75: 33,615,539 km (0.114 R)
• M76: 34,142,872 km (0.111 R)
• M77: 34,319,248 km (0.079 R)
• M78: 34,436,981 km (0.107 R)
• M79: 34,909,411 km (0.079 R)
• M80: 35,146,374 km (0.1 R)
• M81: 35,860,554 km (0.117 R)
• M82: 36,459,395 km (0.07 R)
• M83: 39,071,972 km (0.07 R)
• M84: 40,929,977 km (0.05 R)
• M85: 41,869,901 km (0.084 R)
• M86: 42,058,693 km (0.109 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 15,351 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit