🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.61 AU - 0.75 AU

Year: 258 Days

Day: 20.2 Hours

Environment

Temp: -28 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,858,219 km

• M1: 84,972 km (0.038 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.82 AU - 1.3 AU

Year: 502 Days

Day: 41.7 Hours

Environment

Temp: -79 °C

Axial Tilt: 41.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,858,219 km

• M1: 167,400 km (0.106 R)

Asteroid Belt

Center: 1.69 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.8

Radius: 10.6

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.14 AU - 2.5 AU

Year: 1626 Days

Day: 6.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 79,858,219 km

• M1: 136,882 km (0.057 R)
• M2: 245,041 km (0.116 R)
• M3: 335,398 km (0.085 R)
• M4: 405,859 km (0.034 R)
• M5: 511,176 km (0.093 R)
• M6: 635,193 km (0.079 R)
• M7: 728,392 km (0.094 R)
• M8: 813,513 km (0.093 R)
• M9: 966,701 km (0.06 R)
• M10: 1,105,229 km (0.092 R)
• M11: 1,281,605 km (0.045 R)
• M12: 1,381,387 km (0.037 R)
• M13: 1,462,170 km (0.11 R)
• M14: 1,566,888 km (0.073 R)
• M15: 1,685,519 km (0.119 R)
• M16: 2,127,880 km (0.063 R)
• M17: 2,401,495 km (0.05 R)
• M18: 2,479,884 km (0.067 R)
• M19: 2,546,006 km (0.081 R)
• M20: 2,878,113 km (0.049 R)
• M21: 3,081,267 km (0.119 R)
• M22: 3,296,539 km (0.052 R)
• M23: 3,450,176 km (0.039 R)
• M24: 3,539,037 km (0.119 R)
• M25: 3,795,148 km (0.105 R)
• M26: 3,902,260 km (0.097 R)
• M27: 4,041,686 km (0.107 R)
• M28: 4,135,484 km (0.114 R)
• M29: 4,237,958 km (0.107 R)
• M30: 4,309,466 km (0.096 R)
• M31: 4,664,611 km (0.086 R)
• M32: 4,804,485 km (0.066 R)
• M33: 5,130,459 km (0.11 R)
• M34: 5,198,227 km (0.117 R)
• M35: 5,300,552 km (0.113 R)
• M36: 5,515,673 km (0.066 R)
• M37: 5,883,684 km (0.077 R)
• M38: 6,034,928 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.7

Radius: 12.2

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.63 AU - 3.09 AU

Year: 2226 Days

Day: 7.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 155.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 79,858,219 km

• M1: 227,538 km (0.11 R)
• M2: 308,022 km (0.111 R)
• M3: 405,859 km (0.084 R)
• M4: 511,924 km (0.071 R)
• M5: 666,159 km (0.075 R)
• M6: 789,278 km (0.106 R)
• M7: 887,265 km (0.118 R)
• M8: 1,452,296 km (0.113 R)
• M9: 1,533,977 km (0.055 R)
• M10: 1,799,662 km (0.086 R)
• M11: 1,899,145 km (0.056 R)
• M12: 2,387,881 km (0.075 R)
• M13: 2,473,152 km (0.083 R)
• M14: 3,085,905 km (0.106 R)
• M15: 3,206,032 km (0.099 R)
• M16: 4,075,794 km (0.032 R)
• M17: 4,208,039 km (0.113 R)
• M18: 4,401,469 km (0.047 R)
• M19: 4,522,044 km (0.069 R)
• M20: 4,751,079 km (0.109 R)
• M21: 4,843,829 km (0.047 R)
• M22: 5,078,249 km (0.047 R)
• M23: 5,173,094 km (0.087 R)
• M24: 5,332,566 km (0.091 R)
• M25: 5,445,063 km (0.061 R)
• M26: 5,525,996 km (0.099 R)
• M27: 5,656,295 km (0.116 R)
• M28: 5,953,247 km (0.112 R)
• M29: 6,187,667 km (0.074 R)
• M30: 6,323,053 km (0.116 R)
• M31: 6,442,432 km (0.117 R)
• M32: 6,909,477 km (0.12 R)
• M33: 7,067,751 km (0.107 R)
• M34: 7,227,073 km (0.059 R)
• M35: 7,441,447 km (0.029 R)
• M36: 7,549,457 km (0.093 R)
• M37: 7,694,267 km (0.109 R)
• M38: 7,913,279 km (0.098 R)
• M39: 8,078,883 km (0.083 R)
• M40: 8,208,435 km (0.106 R)
• M41: 8,488,482 km (0.102 R)
• M42: 8,771,671 km (0.103 R)
• M43: 9,386,369 km (0.034 R)
• M44: 9,503,205 km (0.05 R)
• M45: 10,354,566 km (0.075 R)
• M46: 10,576,270 km (0.04 R)
• M47: 10,697,893 km (0.079 R)
• M48: 11,024,465 km (0.103 R)
• M49: 11,250,807 km (0.078 R)
• M50: 11,834,239 km (0.107 R)
• M51: 12,172,031 km (0.035 R)
• M52: 12,278,245 km (0.104 R)
• M53: 12,620,226 km (0.073 R)
• M54: 12,749,329 km (0.045 R)
• M55: 13,030,423 km (0.086 R)
• M56: 13,576,904 km (0.107 R)
• M57: 13,775,421 km (0.088 R)
• M58: 14,041,705 km (0.111 R)
• M59: 14,242,465 km (0.053 R)
• M60: 14,354,514 km (0.116 R)
• M61: 14,556,770 km (0.105 R)
• M62: 14,646,978 km (0.081 R)
• M63: 14,737,335 km (0.052 R)
• M64: 14,941,536 km (0.064 R)
• M65: 15,100,858 km (0.12 R)
• M66: 15,375,520 km (0.097 R)
• M67: 15,490,411 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.3

Radius: 11.4

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.46 AU - 3.56 AU

Year: 2403 Days

Day: 11.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 79,858,219 km

• M1: 142,417 km (0.055 R)
• M2: 284,236 km (0.108 R)
• M3: 528,080 km (0.077 R)
• M4: 704,905 km (0.068 R)
• M5: 976,425 km (0.08 R)
• M6: 1,052,421 km (0.109 R)
• M7: 1,210,995 km (0.047 R)
• M8: 1,353,412 km (0.103 R)
• M9: 1,464,114 km (0.092 R)
• M10: 1,552,377 km (0.083 R)
• M11: 1,979,329 km (0.079 R)
• M12: 2,120,251 km (0.062 R)
• M13: 2,323,405 km (0.115 R)
• M14: 2,578,768 km (0.109 R)
• M15: 2,795,984 km (0.106 R)
• M16: 3,035,490 km (0.095 R)
• M17: 3,899,568 km (0.11 R)
• M18: 4,041,835 km (0.038 R)
• M19: 4,368,258 km (0.048 R)
• M20: 4,893,047 km (0.088 R)
• M21: 5,339,298 km (0.117 R)
• M22: 6,105,089 km (0.095 R)
• M23: 6,333,226 km (0.064 R)
• M24: 6,648,877 km (0.062 R)
• M25: 6,862,204 km (0.099 R)
• M26: 6,969,765 km (0.078 R)
• M27: 7,121,158 km (0.096 R)
• M28: 7,273,748 km (0.05 R)
• M29: 7,471,666 km (0.115 R)
• M30: 7,671,229 km (0.118 R)
• M31: 7,940,057 km (0.111 R)
• M32: 8,098,331 km (0.103 R)
• M33: 8,234,914 km (0.108 R)
• M34: 8,487,286 km (0.092 R)
• M35: 8,788,725 km (0.084 R)
• M36: 9,070,119 km (0.045 R)
• M37: 9,164,665 km (0.104 R)
• M38: 9,259,360 km (0.103 R)
• M39: 9,474,033 km (0.088 R)
• M40: 9,665,967 km (0.095 R)
• M41: 9,810,928 km (0.088 R)
• M42: 9,932,251 km (0.107 R)
• M43: 11,021,324 km (0.115 R)
• M44: 11,198,149 km (0.042 R)
• M45: 11,375,871 km (0.118 R)
• M46: 11,656,965 km (0.108 R)
• M47: 11,811,350 km (0.11 R)
• M48: 11,966,334 km (0.036 R)
• M49: 12,672,286 km (0.067 R)
• M50: 12,751,573 km (0.085 R)
• M51: 12,884,117 km (0.094 R)
• M52: 13,017,109 km (0.071 R)
• M53: 13,150,401 km (0.075 R)
• M54: 13,311,219 km (0.082 R)
• M55: 13,851,566 km (0.082 R)
• M56: 14,069,829 km (0.072 R)
• M57: 14,648,025 km (0.046 R)
• M58: 14,786,852 km (0.05 R)
• M59: 14,953,953 km (0.073 R)
• M60: 15,093,677 km (0.102 R)
• M61: 15,657,212 km (0.075 R)
• M62: 16,198,906 km (0.083 R)
• M63: 16,746,734 km (0.065 R)
• M64: 16,833,800 km (0.077 R)
• M65: 17,154,388 km (0.115 R)
• M66: 17,565,184 km (0.119 R)
• M67: 17,801,548 km (0.099 R)
• M68: 18,128,120 km (0.109 R)
• M69: 18,217,430 km (0.106 R)
• M70: 18,336,959 km (0.11 R)
• M71: 18,456,637 km (0.1 R)
• M72: 19,028,849 km (0.107 R)
• M73: 19,180,392 km (0.084 R)
• M74: 19,362,752 km (0.1 R)
• M75: 19,637,413 km (0.071 R)
• M76: 20,221,443 km (0.091 R)
• M77: 20,904,806 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.4

Radius: 8.9

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.07 AU - 3.43 AU

Year: 2696 Days

Day: 14.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 173.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 79,858,219 km

• M1: 115,190 km (0.109 R)
• M2: 199,863 km (0.1 R)
• M3: 271,819 km (0.109 R)
• M4: 337,493 km (0.114 R)
• M5: 403,316 km (0.117 R)
• M6: 467,194 km (0.066 R)
• M7: 574,456 km (0.056 R)
• M8: 725,550 km (0.12 R)
• M9: 880,832 km (0.084 R)
• M10: 1,098,198 km (0.098 R)
• M11: 1,366,277 km (0.071 R)
• M12: 1,490,892 km (0.106 R)
• M13: 1,548,787 km (0.079 R)
• M14: 1,619,247 km (0.091 R)
• M15: 1,690,905 km (0.067 R)
• M16: 1,788,143 km (0.105 R)
• M17: 1,862,344 km (0.062 R)
• M18: 2,262,219 km (0.101 R)
• M19: 2,437,847 km (0.111 R)
• M20: 2,589,988 km (0.11 R)
• M21: 2,674,361 km (0.065 R)
• M22: 2,759,632 km (0.03 R)
• M23: 2,817,078 km (0.105 R)
• M24: 2,962,337 km (0.077 R)
• M25: 3,065,410 km (0.075 R)
• M26: 3,154,869 km (0.111 R)
• M27: 3,229,968 km (0.105 R)
• M28: 3,336,182 km (0.112 R)
• M29: 3,428,185 km (0.047 R)
• M30: 3,567,909 km (0.11 R)
• M31: 3,709,429 km (0.046 R)
• M32: 3,852,744 km (0.105 R)
• M33: 4,063,228 km (0.094 R)
• M34: 4,260,847 km (0.111 R)
• M35: 4,327,418 km (0.107 R)
• M36: 4,495,416 km (0.09 R)
• M37: 4,837,846 km (0.044 R)
• M38: 5,693,994 km (0.094 R)
• M39: 5,822,798 km (0.091 R)
• M40: 6,158,346 km (0.118 R)
• M41: 6,214,894 km (0.089 R)
• M42: 6,442,881 km (0.105 R)
• M43: 6,615,517 km (0.051 R)
• M44: 6,770,500 km (0.106 R)
• M45: 7,024,667 km (0.082 R)
• M46: 7,522,529 km (0.095 R)
• M47: 8,114,189 km (0.087 R)
• M48: 8,176,272 km (0.1 R)
• M49: 8,763,144 km (0.095 R)
• M50: 8,997,564 km (0.049 R)
• M51: 9,690,950 km (0.075 R)
• M52: 9,844,886 km (0.071 R)
• M53: 10,222,322 km (0.093 R)
• M54: 10,379,100 km (0.109 R)
• M55: 10,514,038 km (0.07 R)
• M56: 10,831,335 km (0.096 R)
• M57: 11,615,078 km (0.101 R)
• M58: 12,013,756 km (0.086 R)
• M59: 12,226,634 km (0.104 R)
• M60: 12,608,258 km (0.107 R)
• M61: 13,677,733 km (0.068 R)
• M62: 13,825,835 km (0.112 R)
• M63: 14,098,702 km (0.116 R)
• M64: 14,902,641 km (0.065 R)
• M65: 15,131,525 km (0.058 R)
• M66: 15,747,270 km (0.07 R)
• M67: 15,954,463 km (0.107 R)
• M68: 16,502,440 km (0.068 R)
• M69: 16,607,458 km (0.103 R)
• M70: 16,765,583 km (0.094 R)
• M71: 16,924,007 km (0.086 R)
• M72: 17,083,030 km (0.047 R)
• M73: 17,643,573 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.5

Radius: 9.1

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.29 AU - 3.57 AU

Year: 2923 Days

Day: 8.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 79,858,219 km

• M1: 125,213 km (0.115 R)
• M2: 213,626 km (0.101 R)
• M3: 294,857 km (0.111 R)
• M4: 403,765 km (0.072 R)
• M5: 521,199 km (0.12 R)
• M6: 659,128 km (0.082 R)
• M7: 741,257 km (0.055 R)
• M8: 889,509 km (0.107 R)
• M9: 1,009,786 km (0.108 R)
• M10: 1,319,004 km (0.075 R)
• M11: 1,479,074 km (0.058 R)
• M12: 1,657,245 km (0.104 R)
• M13: 1,760,468 km (0.067 R)
• M14: 2,095,717 km (0.086 R)
• M15: 2,170,216 km (0.116 R)
• M16: 2,334,774 km (0.117 R)
• M17: 2,556,179 km (0.087 R)
• M18: 2,811,842 km (0.097 R)
• M19: 3,333,340 km (0.081 R)
• M20: 3,420,705 km (0.092 R)
• M21: 3,642,559 km (0.114 R)
• M22: 4,772,471 km (0.109 R)
• M23: 4,904,267 km (0.064 R)
• M24: 4,970,688 km (0.062 R)
• M25: 5,188,503 km (0.111 R)
• M26: 5,529,885 km (0.049 R)
• M27: 6,037,770 km (0.119 R)
• M28: 6,108,979 km (0.115 R)
• M29: 6,469,360 km (0.053 R)
• M30: 6,633,918 km (0.12 R)
• M31: 6,929,673 km (0.062 R)
• M32: 7,381,458 km (0.091 R)
• M33: 7,495,901 km (0.092 R)
• M34: 7,784,774 km (0.08 R)
• M35: 8,234,615 km (0.116 R)
• M36: 8,532,464 km (0.112 R)
• M37: 8,713,029 km (0.105 R)
• M38: 9,139,084 km (0.034 R)
• M39: 9,282,548 km (0.102 R)
• M40: 9,364,976 km (0.086 R)
• M41: 9,613,458 km (0.118 R)
• M42: 10,096,061 km (0.115 R)
• M43: 10,180,733 km (0.11 R)
• M44: 10,564,901 km (0.096 R)
• M45: 10,953,855 km (0.12 R)
• M46: 11,656,816 km (0.074 R)
• M47: 12,126,254 km (0.115 R)
• M48: 12,193,722 km (0.059 R)
• M49: 12,487,981 km (0.085 R)
• M50: 12,784,484 km (0.042 R)
• M51: 13,222,058 km (0.08 R)
• M52: 13,594,407 km (0.105 R)
• M53: 14,277,920 km (0.068 R)
• M54: 14,420,786 km (0.113 R)
• M55: 15,580,469 km (0.093 R)
• M56: 15,678,455 km (0.104 R)
• M57: 15,825,959 km (0.117 R)
• M58: 15,899,710 km (0.106 R)
• M59: 15,998,445 km (0.087 R)
• M60: 16,270,863 km (0.111 R)
• M61: 16,370,196 km (0.03 R)
• M62: 16,544,777 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.9

Radius: 5.7

Gravity: 29.42 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 9.08 AU - 14.14 AU

Year: 18204 Days

Day: 16 Hours

Environment

Temp: -203 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 79,858,219 km

• M1: 83,924 km (0.099 R)
• M2: 150,645 km (0.111 R)
• M3: 217,515 km (0.04 R)
• M4: 424,858 km (0.118 R)
• M5: 1,072,168 km (0.11 R)
• M6: 1,393,055 km (0.089 R)
• M7: 1,548,637 km (0.032 R)
• M8: 1,676,992 km (0.05 R)
• M9: 2,370,378 km (0.067 R)
• M10: 2,518,630 km (0.116 R)
• M11: 3,021,578 km (0.089 R)
• M12: 3,387,644 km (0.104 R)
• M13: 3,984,689 km (0.1 R)
• M14: 4,430,790 km (0.109 R)
• M15: 4,986,995 km (0.118 R)
• M16: 7,047,256 km (0.111 R)
• M17: 7,749,170 km (0.09 R)
• M18: 7,859,124 km (0.074 R)
• M19: 8,080,529 km (0.093 R)
• M20: 8,416,526 km (0.084 R)
• M21: 9,451,893 km (0.082 R)
• M22: 10,770,897 km (0.101 R)
• M23: 12,466,888 km (0.057 R)
• M24: 13,050,469 km (0.107 R)
• M25: 13,510,333 km (0.105 R)
• M26: 13,709,149 km (0.049 R)
• M27: 13,842,291 km (0.075 R)
• M28: 14,243,961 km (0.12 R)
• M29: 14,649,521 km (0.093 R)
• M30: 14,717,588 km (0.038 R)
• M31: 15,333,931 km (0.119 R)
• M32: 15,472,010 km (0.096 R)
• M33: 15,888,939 km (0.114 R)
• M34: 18,246,901 km (0.118 R)
• M35: 20,104,458 km (0.081 R)
• M36: 20,180,005 km (0.086 R)
• M37: 21,017,304 km (0.101 R)
• M38: 22,021,405 km (0.077 R)
• M39: 23,516,785 km (0.119 R)
• M40: 24,558,734 km (0.093 R)
• M41: 24,720,450 km (0.069 R)
• M42: 26,853,566 km (0.066 R)
• M43: 27,020,068 km (0.077 R)
• M44: 28,110,936 km (0.111 R)
• M45: 28,619,120 km (0.116 R)
• M46: 30,248,540 km (0.113 R)
• M47: 31,030,937 km (0.062 R)
• M48: 31,819,916 km (0.108 R)
• M49: 33,417,472 km (0.103 R)
• M50: 35,587,987 km (0.083 R)
• M51: 35,954,053 km (0.119 R)
• M52: 38,270,726 km (0.054 R)
• M53: 39,116,402 km (0.076 R)
• M54: 39,210,799 km (0.11 R)
• M55: 39,683,678 km (0.077 R)
• M56: 39,968,362 km (0.113 R)
• M57: 43,534,177 km (0.069 R)
• M58: 43,827,688 km (0.118 R)
• M59: 44,121,947 km (0.115 R)
• M60: 44,810,995 km (0.116 R)
• M61: 46,199,862 km (0.069 R)
• M62: 48,410,469 km (0.067 R)
• M63: 49,835,239 km (0.082 R)
• M64: 49,937,564 km (0.084 R)
• M65: 50,039,889 km (0.066 R)
• M66: 50,244,838 km (0.084 R)
• M67: 51,997,976 km (0.081 R)
• M68: 52,413,409 km (0.079 R)
• M69: 53,456,705 km (0.116 R)
• M70: 53,876,028 km (0.11 R)
• M71: 54,401,565 km (0.029 R)
• M72: 55,457,875 km (0.074 R)
• M73: 56,201,377 km (0.09 R)
• M74: 58,020,487 km (0.074 R)
• M75: 61,936,211 km (0.064 R)
• M76: 63,592,858 km (0.081 R)
• M77: 64,928,468 km (0.116 R)
• M78: 66,498,497 km (0.088 R)
• M79: 67,175,278 km (0.119 R)
• M80: 67,288,225 km (0.077 R)
• M81: 69,218,935 km (0.081 R)
• M82: 69,790,249 km (0.098 R)
• M83: 73,832,982 km (0.052 R)
• M84: 74,650,684 km (0.093 R)
• M85: 75,823,830 km (0.089 R)
• M86: 77,003,110 km (0.107 R)
• M87: 77,239,774 km (0.049 R)
• M88: 78,188,524 km (0.095 R)
• M89: 78,783,475 km (0.077 R)
• M90: 79,141,163 km (0.111 R)
• M91: 79,858,186 km (0.109 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: 236 - 12,447 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit