🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.44 AU - 0.68 AU

Year: 187 Days

Day: 39.9 Hours

Environment

Temp: 1 °C

Axial Tilt: 18.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 48,551,837 km

• M1: 335,997 km (0.036 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.93 AU - 1.13 AU

Year: 466 Days

Day: 13 Hours

Environment

Temp: -69 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.01 AU - 1.07 AU

Year: 473 Days

Day: 39.1 Hours

Environment

Temp: -77 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.22 AU - 1.7 AU

Year: 787 Days

Day: 28.9 Hours

Environment

Temp: -100 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,551,837 km

• M1: 179,817 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.8 AU - 2.08 AU

Year: 1206 Days

Day: 36.8 Hours

Environment

Temp: -118 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.2

Radius: 10.1

Gravity: 7.35 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.26 AU - 3.72 AU

Year: 2307 Days

Day: 8.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 48,551,837 km

• M1: 132,095 km (0.108 R)
• M2: 203,004 km (0.096 R)
• M3: 313,707 km (0.111 R)
• M4: 452,982 km (0.098 R)
• M5: 674,686 km (0.111 R)
• M6: 836,102 km (0.1 R)
• M7: 941,419 km (0.11 R)
• M8: 1,021,005 km (0.099 R)
• M9: 1,230,293 km (0.07 R)
• M10: 1,374,056 km (0.096 R)
• M11: 1,453,942 km (0.096 R)
• M12: 1,814,024 km (0.05 R)
• M13: 2,082,702 km (0.096 R)
• M14: 2,364,245 km (0.104 R)
• M15: 2,615,420 km (0.072 R)
• M16: 2,773,245 km (0.031 R)
• M17: 2,949,023 km (0.117 R)
• M18: 3,068,252 km (0.103 R)
• M19: 3,435,814 km (0.113 R)
• M20: 3,545,769 km (0.114 R)
• M21: 3,704,791 km (0.118 R)
• M22: 3,817,588 km (0.095 R)
• M23: 3,931,582 km (0.116 R)
• M24: 4,212,975 km (0.11 R)
• M25: 4,586,970 km (0.063 R)
• M26: 4,918,628 km (0.029 R)
• M27: 5,096,351 km (0.071 R)
• M28: 5,204,061 km (0.085 R)
• M29: 5,385,224 km (0.091 R)
• M30: 5,679,483 km (0.074 R)
• M31: 6,016,677 km (0.11 R)
• M32: 6,496,138 km (0.07 R)
• M33: 6,769,902 km (0.068 R)
• M34: 6,928,027 km (0.095 R)
• M35: 7,047,556 km (0.073 R)
• M36: 7,227,971 km (0.072 R)
• M37: 7,511,907 km (0.101 R)
• M38: 7,593,588 km (0.095 R)
• M39: 7,757,996 km (0.109 R)
• M40: 7,861,368 km (0.062 R)
• M41: 7,986,133 km (0.108 R)
• M42: 8,195,271 km (0.061 R)
• M43: 8,321,681 km (0.052 R)
• M44: 8,619,231 km (0.118 R)
• M45: 8,855,446 km (0.03 R)
• M46: 9,006,839 km (0.044 R)
• M47: 9,312,318 km (0.099 R)
• M48: 10,271,839 km (0.091 R)
• M49: 10,340,055 km (0.056 R)
• M50: 10,682,934 km (0.119 R)
• M51: 12,380,271 km (0.095 R)
• M52: 12,622,620 km (0.052 R)
• M53: 12,768,777 km (0.113 R)
• M54: 13,038,202 km (0.108 R)
• M55: 13,284,740 km (0.068 R)
• M56: 13,383,774 km (0.11 R)
• M57: 13,682,520 km (0.113 R)
• M58: 13,882,832 km (0.028 R)
• M59: 14,210,451 km (0.117 R)
• M60: 14,413,456 km (0.053 R)
• M61: 14,566,195 km (0.027 R)
• M62: 14,950,662 km (0.119 R)
• M63: 15,234,598 km (0.073 R)
• M64: 16,018,192 km (0.047 R)
• M65: 16,176,616 km (0.098 R)
• M66: 16,601,325 km (0.08 R)
• M67: 17,299,199 km (0.086 R)
• M68: 17,897,440 km (0.105 R)
• M69: 17,979,420 km (0.11 R)
• M70: 18,419,387 km (0.113 R)
• M71: 18,529,940 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.1

Radius: 9.2

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.7 AU - 5.84 AU

Year: 4649 Days

Day: 12.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 48,551,837 km

• M1: 139,126 km (0.09 R)
• M2: 288,125 km (0.109 R)
• M3: 363,822 km (0.052 R)
• M4: 428,747 km (0.087 R)
• M5: 745,745 km (0.118 R)
• M6: 949,647 km (0.073 R)
• M7: 1,058,555 km (0.109 R)
• M8: 1,334,263 km (0.077 R)
• M9: 1,600,248 km (0.06 R)
• M10: 1,698,235 km (0.065 R)
• M11: 1,900,192 km (0.072 R)
• M12: 2,004,163 km (0.084 R)
• M13: 2,327,743 km (0.108 R)
• M14: 2,943,488 km (0.058 R)
• M15: 3,105,203 km (0.087 R)
• M16: 3,395,124 km (0.072 R)
• M17: 3,672,329 km (0.062 R)
• M18: 3,956,864 km (0.11 R)
• M19: 4,135,633 km (0.079 R)
• M20: 4,431,687 km (0.072 R)
• M21: 5,385,523 km (0.107 R)
• M22: 5,583,890 km (0.109 R)
• M23: 5,734,086 km (0.042 R)
• M24: 6,193,053 km (0.065 R)
• M25: 6,611,029 km (0.057 R)
• M26: 6,876,865 km (0.104 R)
• M27: 7,119,213 km (0.091 R)
• M28: 7,391,780 km (0.035 R)
• M29: 7,863,014 km (0.072 R)
• M30: 9,039,152 km (0.095 R)
• M31: 9,542,848 km (0.059 R)
• M32: 10,025,301 km (0.057 R)
• M33: 10,116,556 km (0.111 R)
• M34: 10,300,113 km (0.086 R)
• M35: 10,484,716 km (0.119 R)
• M36: 10,639,550 km (0.082 R)
• M37: 10,857,365 km (0.072 R)
• M38: 11,045,260 km (0.079 R)
• M39: 11,202,637 km (0.083 R)
• M40: 11,297,482 km (0.087 R)
• M41: 11,551,648 km (0.102 R)
• M42: 11,679,405 km (0.076 R)
• M43: 12,358,131 km (0.087 R)
• M44: 12,521,491 km (0.11 R)
• M45: 12,619,927 km (0.077 R)
• M46: 13,383,175 km (0.103 R)
• M47: 13,517,364 km (0.05 R)
• M48: 13,888,816 km (0.058 R)
• M49: 14,229,450 km (0.087 R)
• M50: 14,676,449 km (0.093 R)
• M51: 15,058,372 km (0.053 R)
• M52: 15,267,959 km (0.057 R)
• M53: 15,690,273 km (0.046 R)
• M54: 16,116,328 km (0.078 R)
• M55: 16,402,509 km (0.047 R)
• M56: 16,871,049 km (0.059 R)
• M57: 17,417,231 km (0.08 R)
• M58: 19,090,483 km (0.106 R)
• M59: 19,773,996 km (0.091 R)
• M60: 20,003,629 km (0.08 R)
• M61: 20,157,266 km (0.094 R)
• M62: 20,775,404 km (0.056 R)
• M63: 22,189,254 km (0.094 R)
• M64: 22,348,276 km (0.065 R)
• M65: 22,587,483 km (0.107 R)
• M66: 22,867,680 km (0.103 R)
• M67: 23,108,682 km (0.078 R)
• M68: 24,943,351 km (0.065 R)
• M69: 25,067,367 km (0.108 R)
• M70: 25,648,555 km (0.09 R)
• M71: 26,192,343 km (0.09 R)
• M72: 26,276,268 km (0.027 R)
• M73: 27,546,802 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.4

Radius: 8.1

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 6.17 AU - 6.97 AU

Year: 7515 Days

Day: 13.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 48,551,837 km

• M1: 101,427 km (0.105 R)
• M2: 161,117 km (0.08 R)
• M3: 375,790 km (0.092 R)
• M4: 470,635 km (0.078 R)
• M5: 836,850 km (0.085 R)
• M6: 1,327,532 km (0.109 R)
• M7: 1,994,140 km (0.109 R)
• M8: 2,346,742 km (0.114 R)
• M9: 2,798,827 km (0.104 R)
• M10: 2,912,072 km (0.099 R)
• M11: 2,993,902 km (0.097 R)
• M12: 3,853,641 km (0.1 R)
• M13: 3,979,752 km (0.069 R)
• M14: 4,034,355 km (0.067 R)
• M15: 4,125,760 km (0.1 R)
• M16: 4,310,513 km (0.1 R)
• M17: 4,555,106 km (0.11 R)
• M18: 4,823,484 km (0.09 R)
• M19: 4,979,066 km (0.051 R)
• M20: 5,037,858 km (0.054 R)
• M21: 5,176,086 km (0.063 R)
• M22: 5,275,569 km (0.101 R)
• M23: 5,537,066 km (0.115 R)
• M24: 5,927,068 km (0.084 R)
• M25: 6,219,980 km (0.108 R)
• M26: 7,438,904 km (0.086 R)
• M27: 7,551,252 km (0.101 R)
• M28: 8,494,018 km (0.097 R)
• M29: 9,062,938 km (0.076 R)
• M30: 9,889,766 km (0.09 R)
• M31: 10,162,483 km (0.099 R)
• M32: 10,362,495 km (0.099 R)
• M33: 11,200,692 km (0.098 R)
• M34: 11,329,645 km (0.075 R)
• M35: 11,667,138 km (0.111 R)
• M36: 12,060,730 km (0.079 R)
• M37: 12,298,890 km (0.111 R)
• M38: 12,968,789 km (0.066 R)
• M39: 13,485,949 km (0.118 R)
• M40: 14,260,118 km (0.102 R)
• M41: 15,162,492 km (0.068 R)
• M42: 15,219,489 km (0.117 R)
• M43: 15,333,782 km (0.093 R)
• M44: 16,433,326 km (0.089 R)
• M45: 16,726,987 km (0.065 R)
• M46: 17,022,293 km (0.09 R)
• M47: 17,468,394 km (0.113 R)
• M48: 17,978,822 km (0.113 R)
• M49: 18,129,766 km (0.042 R)
• M50: 18,372,414 km (0.048 R)
• M51: 18,615,959 km (0.079 R)
• M52: 19,756,643 km (0.051 R)
• M53: 20,131,385 km (0.076 R)
• M54: 20,761,192 km (0.12 R)
• M55: 20,888,051 km (0.068 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.6

Radius: 8

Gravity: 13.96 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 8.82 AU - 9.82 AU

Year: 12696 Days

Day: 10.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 48,551,837 km

• M1: 121,174 km (0.088 R)
• M2: 371,452 km (0.075 R)
• M3: 535,860 km (0.077 R)
• M4: 704,307 km (0.1 R)
• M5: 784,940 km (0.027 R)
• M6: 1,045,988 km (0.036 R)
• M7: 1,234,930 km (0.069 R)
• M8: 2,155,705 km (0.091 R)
• M9: 2,776,536 km (0.118 R)
• M10: 2,841,612 km (0.099 R)
• M11: 3,039,829 km (0.083 R)
• M12: 3,311,050 km (0.091 R)
• M13: 3,449,727 km (0.056 R)
• M14: 4,097,186 km (0.054 R)
• M15: 4,587,867 km (0.045 R)
• M16: 4,820,642 km (0.102 R)
• M17: 8,040,736 km (0.071 R)
• M18: 8,180,760 km (0.052 R)
• M19: 9,086,126 km (0.079 R)
• M20: 9,972,942 km (0.062 R)
• M21: 10,073,173 km (0.063 R)
• M22: 10,123,438 km (0.102 R)
• M23: 10,528,399 km (0.103 R)
• M24: 11,458,898 km (0.074 R)
• M25: 12,361,721 km (0.063 R)
• M26: 12,523,436 km (0.096 R)
• M27: 13,012,771 km (0.072 R)
• M28: 13,397,686 km (0.053 R)
• M29: 14,347,932 km (0.099 R)
• M30: 15,319,869 km (0.064 R)
• M31: 15,377,764 km (0.097 R)
• M32: 15,609,790 km (0.057 R)
• M33: 16,136,225 km (0.111 R)
• M34: 16,253,958 km (0.085 R)
• M35: 17,810,973 km (0.12 R)
• M36: 18,916,352 km (0.093 R)
• M37: 19,165,133 km (0.098 R)
• M38: 19,414,812 km (0.095 R)
• M39: 20,679,811 km (0.089 R)
• M40: 21,000,250 km (0.072 R)
• M41: 22,167,263 km (0.06 R)
• M42: 22,363,685 km (0.079 R)
• M43: 22,956,840 km (0.117 R)
• M44: 23,355,070 km (0.062 R)
• M45: 23,555,082 km (0.088 R)
• M46: 24,024,072 km (0.041 R)
• M47: 25,107,310 km (0.118 R)
• M48: 25,999,212 km (0.025 R)
• M49: 26,344,933 km (0.073 R)
• M50: 26,901,288 km (0.106 R)
• M51: 27,391,370 km (0.119 R)
• M52: 29,093,943 km (0.094 R)
• M53: 29,741,104 km (0.101 R)
• M54: 30,247,792 km (0.081 R)
• M55: 32,525,868 km (0.09 R)
• M56: 32,674,718 km (0.066 R)
• M57: 32,823,718 km (0.071 R)
• M58: 33,647,852 km (0.066 R)
• M59: 33,873,745 km (0.107 R)
• M60: 34,478,569 km (0.102 R)
• M61: 34,934,693 km (0.087 R)
• M62: 35,929,519 km (0.12 R)
• M63: 36,778,637 km (0.113 R)
• M64: 37,322,425 km (0.113 R)
• M65: 38,417,930 km (0.076 R)
• M66: 40,080,860 km (0.086 R)
• M67: 40,240,481 km (0.091 R)
• M68: 41,202,545 km (0.052 R)
• M69: 41,444,295 km (0.074 R)
• M70: 41,524,928 km (0.107 R)
• M71: 42,822,839 km (0.081 R)
• M72: 42,986,051 km (0.095 R)
• M73: 44,629,084 km (0.057 R)
• M74: 44,794,539 km (0.11 R)
• M75: 47,216,080 km (0.077 R)
• M76: 50,109,004 km (0.111 R)
• M77: 50,711,733 km (0.06 R)
• M78: 51,316,857 km (0.085 R)
• M79: 52,185,422 km (0.071 R)
• M80: 52,446,919 km (0.11 R)
• M81: 52,796,230 km (0.119 R)
• M82: 55,085,975 km (0.098 R)
• M83: 55,441,120 km (0.043 R)
• M84: 55,886,025 km (0.11 R)
• M85: 56,869,182 km (0.061 R)
• M86: 57,048,550 km (0.034 R)
• M87: 57,407,884 km (0.09 R)
• M88: 58,219,003 km (0.083 R)
• M89: 59,215,624 km (0.108 R)
• M90: 59,670,551 km (0.109 R)
• M91: 60,675,251 km (0.076 R)

Asteroid Belt

Center: 9.76 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 10.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336.9

Radius: 5.7

Gravity: 10.37 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 9.51 AU - 10.89 AU

Year: 14536 Days

Day: 23.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 48,551,837 km

• M1: 119,379 km (0.114 R)
• M2: 169,046 km (0.1 R)
• M3: 218,413 km (0.087 R)
• M4: 533,616 km (0.106 R)
• M5: 679,174 km (0.063 R)
• M6: 1,027,139 km (0.119 R)
• M7: 1,401,732 km (0.089 R)
• M8: 2,317,121 km (0.109 R)
• M9: 2,637,710 km (0.12 R)
• M10: 2,747,664 km (0.068 R)
• M11: 3,320,175 km (0.111 R)
• M12: 3,620,119 km (0.116 R)
• M13: 4,537,902 km (0.087 R)
• M14: 4,636,786 km (0.099 R)
• M15: 4,937,777 km (0.066 R)
• M16: 5,771,037 km (0.059 R)
• M17: 5,986,159 km (0.11 R)
• M18: 6,834,828 km (0.09 R)
• M19: 7,062,366 km (0.095 R)
• M20: 7,100,513 km (0.066 R)
• M21: 7,138,810 km (0.107 R)
• M22: 7,253,851 km (0.1 R)
• M23: 7,563,968 km (0.065 R)
• M24: 8,076,939 km (0.047 R)
• M25: 8,601,279 km (0.077 R)
• M26: 9,639,937 km (0.099 R)
• M27: 9,682,423 km (0.076 R)
• M28: 9,852,516 km (0.115 R)
• M29: 10,066,441 km (0.116 R)
• M30: 11,115,122 km (0.097 R)
• M31: 11,293,293 km (0.117 R)
• M32: 11,382,603 km (0.112 R)
• M33: 12,381,767 km (0.109 R)
• M34: 13,408,607 km (0.092 R)
• M35: 13,598,297 km (0.102 R)
• M36: 13,645,719 km (0.075 R)
• M37: 13,836,606 km (0.097 R)
• M38: 13,884,328 km (0.107 R)
• M39: 14,076,262 km (0.107 R)
• M40: 14,511,143 km (0.118 R)
• M41: 14,950,362 km (0.106 R)
• M42: 15,443,587 km (0.099 R)
• M43: 15,542,920 km (0.08 R)
• M44: 15,792,000 km (0.034 R)
• M45: 15,942,196 km (0.109 R)
• M46: 15,992,312 km (0.073 R)
• M47: 16,496,606 km (0.113 R)
• M48: 16,801,786 km (0.09 R)
• M49: 18,197,683 km (0.095 R)
• M50: 18,250,192 km (0.081 R)
• M51: 18,724,118 km (0.06 R)
• M52: 18,989,206 km (0.036 R)
• M53: 19,308,896 km (0.105 R)
• M54: 19,523,121 km (0.11 R)
• M55: 20,442,100 km (0.073 R)
• M56: 21,874,500 km (0.084 R)
• M57: 22,153,649 km (0.097 R)
• M58: 23,567,200 km (0.084 R)
• M59: 23,738,789 km (0.079 R)
• M60: 23,910,676 km (0.111 R)
• M61: 24,602,866 km (0.097 R)
• M62: 24,660,760 km (0.089 R)
• M63: 24,951,279 km (0.112 R)
• M64: 25,126,159 km (0.088 R)
• M65: 26,837,559 km (0.092 R)
• M66: 27,978,991 km (0.066 R)
• M67: 28,039,428 km (0.054 R)
• M68: 28,952,424 km (0.083 R)
• M69: 30,122,878 km (0.09 R)
• M70: 30,308,977 km (0.077 R)
• M71: 30,433,443 km (0.042 R)
• M72: 31,057,715 km (0.061 R)
• M73: 31,749,306 km (0.078 R)
• M74: 32,065,406 km (0.08 R)
• M75: 32,636,870 km (0.08 R)
• M76: 33,339,980 km (0.082 R)
• M77: 33,983,400 km (0.095 R)
• M78: 35,282,658 km (0.068 R)
• M79: 35,348,032 km (0.081 R)
• M80: 35,741,325 km (0.079 R)
• M81: 37,996,513 km (0.109 R)
• M82: 38,264,891 km (0.107 R)
• M83: 39,547,992 km (0.098 R)
• M84: 40,297,328 km (0.074 R)
• M85: 41,188,931 km (0.107 R)
• M86: 42,364,771 km (0.104 R)
• M87: 43,832,326 km (0.064 R)
• M88: 44,254,641 km (0.119 R)
• M89: 44,961,640 km (0.11 R)
• M90: 45,458,604 km (0.115 R)
• M91: 46,171,887 km (0.033 R)
• M92: 47,392,905 km (0.119 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 15,607 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit