🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.32 AU - 1.84 AU

Year: 843 Days

Day: 46.8 Hours

Environment

Temp: -92 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,294,152 km

• M1: 1,409,661 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.75 AU - 2.59 AU

Year: 1357 Days

Day: 34.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.2 AU - 2.56 AU

Year: 1559 Days

Day: 39.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.4 AU - 2.98 AU

Year: 1873 Days

Day: 19.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.5

Radius: 12.9

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.89 AU - 4.67 AU

Year: 3120 Days

Day: 13.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 83,294,152 km

• M1: 199,115 km (0.116 R)
• M2: 388,057 km (0.085 R)
• M3: 512,971 km (0.058 R)
• M4: 612,753 km (0.063 R)
• M5: 1,104,032 km (0.062 R)
• M6: 1,221,317 km (0.108 R)
• M7: 1,305,241 km (0.096 R)
• M8: 1,410,558 km (0.115 R)
• M9: 1,599,650 km (0.101 R)
• M10: 1,797,418 km (0.106 R)
• M11: 2,081,355 km (0.093 R)
• M12: 2,344,947 km (0.117 R)
• M13: 2,462,979 km (0.116 R)
• M14: 2,558,872 km (0.118 R)
• M15: 2,742,279 km (0.106 R)
• M16: 2,892,176 km (0.12 R)
• M17: 3,135,123 km (0.095 R)
• M18: 3,279,036 km (0.11 R)
• M19: 3,519,140 km (0.109 R)
• M20: 3,710,027 km (0.108 R)
• M21: 4,130,696 km (0.068 R)
• M22: 4,346,865 km (0.102 R)
• M23: 4,551,964 km (0.105 R)
• M24: 4,805,383 km (0.111 R)
• M25: 4,987,144 km (0.084 R)
• M26: 5,078,997 km (0.094 R)
• M27: 5,233,083 km (0.033 R)
• M28: 5,451,646 km (0.091 R)
• M29: 5,721,071 km (0.06 R)
• M30: 5,930,060 km (0.113 R)
• M31: 7,064,311 km (0.111 R)
• M32: 7,236,647 km (0.035 R)
• M33: 7,497,995 km (0.111 R)
• M34: 7,797,939 km (0.08 R)
• M35: 7,940,505 km (0.063 R)
• M36: 8,101,921 km (0.113 R)
• M37: 8,246,283 km (0.08 R)
• M38: 8,336,940 km (0.115 R)
• M39: 8,428,045 km (0.038 R)
• M40: 8,739,956 km (0.075 R)
• M41: 8,943,858 km (0.045 R)
• M42: 9,093,157 km (0.118 R)
• M43: 9,280,902 km (0.114 R)
• M44: 9,526,991 km (0.094 R)
• M45: 9,660,432 km (0.111 R)
• M46: 9,756,025 km (0.089 R)
• M47: 9,852,067 km (0.119 R)
• M48: 10,006,302 km (0.03 R)
• M49: 10,239,226 km (0.106 R)
• M50: 10,375,809 km (0.12 R)
• M51: 10,631,322 km (0.053 R)
• M52: 10,829,240 km (0.095 R)
• M53: 11,188,724 km (0.117 R)
• M54: 11,939,705 km (0.049 R)
• M55: 12,083,618 km (0.062 R)
• M56: 12,602,424 km (0.068 R)
• M57: 12,917,327 km (0.096 R)
• M58: 13,022,794 km (0.108 R)
• M59: 13,192,288 km (0.059 R)
• M60: 13,277,260 km (0.08 R)
• M61: 13,726,353 km (0.094 R)
• M62: 14,398,645 km (0.098 R)
• M63: 14,860,155 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.2

Radius: 11.4

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.67 AU - 5.71 AU

Year: 4313 Days

Day: 5.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 83,294,152 km

• M1: 164,258 km (0.084 R)
• M2: 299,196 km (0.043 R)
• M3: 400,773 km (0.08 R)
• M4: 480,508 km (0.054 R)
• M5: 566,826 km (0.112 R)
• M6: 1,260,661 km (0.065 R)
• M7: 1,517,072 km (0.089 R)
• M8: 1,837,959 km (0.104 R)
• M9: 2,113,519 km (0.046 R)
• M10: 2,906,687 km (0.068 R)
• M11: 3,094,731 km (0.066 R)
• M12: 3,190,324 km (0.059 R)
• M13: 3,306,263 km (0.033 R)
• M14: 3,866,357 km (0.095 R)
• M15: 4,052,756 km (0.062 R)
• M16: 4,199,811 km (0.102 R)
• M17: 4,477,614 km (0.072 R)
• M18: 5,416,041 km (0.09 R)
• M19: 5,578,355 km (0.116 R)
• M20: 6,487,312 km (0.084 R)
• M21: 7,009,408 km (0.114 R)
• M22: 7,442,045 km (0.093 R)
• M23: 9,147,461 km (0.099 R)
• M24: 9,620,190 km (0.116 R)
• M25: 9,845,485 km (0.089 R)
• M26: 10,129,421 km (0.094 R)
• M27: 10,329,883 km (0.102 R)
• M28: 11,351,636 km (0.116 R)
• M29: 11,500,187 km (0.092 R)
• M30: 11,649,485 km (0.099 R)
• M31: 11,769,313 km (0.075 R)
• M32: 12,222,595 km (0.107 R)
• M33: 12,712,229 km (0.091 R)
• M34: 12,990,630 km (0.116 R)
• M35: 14,155,848 km (0.09 R)
• M36: 14,251,740 km (0.099 R)
• M37: 14,767,255 km (0.078 R)
• M38: 14,962,031 km (0.072 R)
• M39: 15,453,011 km (0.101 R)
• M40: 15,584,807 km (0.106 R)
• M41: 15,849,446 km (0.112 R)
• M42: 16,049,009 km (0.038 R)
• M43: 16,149,090 km (0.101 R)
• M44: 16,349,850 km (0.089 R)
• M45: 16,889,450 km (0.092 R)
• M46: 17,366,218 km (0.104 R)
• M47: 17,744,103 km (0.112 R)
• M48: 17,847,624 km (0.111 R)
• M49: 18,020,560 km (0.065 R)
• M50: 18,263,656 km (0.085 R)
• M51: 18,403,081 km (0.04 R)
• M52: 18,507,800 km (0.1 R)
• M53: 18,858,457 km (0.103 R)
• M54: 19,317,723 km (0.032 R)
• M55: 19,566,504 km (0.08 R)
• M56: 19,816,332 km (0.11 R)
• M57: 20,103,261 km (0.117 R)
• M58: 20,355,483 km (0.07 R)
• M59: 20,572,400 km (0.117 R)
• M60: 20,790,065 km (0.108 R)
• M61: 21,118,133 km (0.1 R)
• M62: 21,964,259 km (0.114 R)
• M63: 22,149,610 km (0.11 R)
• M64: 22,596,758 km (0.115 R)
• M65: 22,896,553 km (0.056 R)
• M66: 23,084,447 km (0.084 R)
• M67: 23,462,032 km (0.047 R)
• M68: 23,727,569 km (0.115 R)
• M69: 24,606,905 km (0.072 R)
• M70: 25,147,402 km (0.084 R)
• M71: 25,535,908 km (0.115 R)
• M72: 25,887,313 km (0.097 R)
• M73: 26,122,331 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.9

Radius: 13.4

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.1 AU - 5.32 AU

Year: 4340 Days

Day: 7.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 83,294,152 km

• M1: 169,046 km (0.102 R)
• M2: 501,602 km (0.1 R)
• M3: 753,225 km (0.071 R)
• M4: 871,258 km (0.065 R)
• M5: 1,100,741 km (0.117 R)
• M6: 1,237,324 km (0.067 R)
• M7: 1,380,040 km (0.105 R)
• M8: 1,513,332 km (0.069 R)
• M9: 1,809,685 km (0.034 R)
• M10: 1,907,373 km (0.098 R)
• M11: 2,159,445 km (0.101 R)
• M12: 2,280,769 km (0.12 R)
• M13: 2,567,249 km (0.085 R)
• M14: 2,808,850 km (0.118 R)
• M15: 3,314,341 km (0.107 R)
• M16: 3,475,757 km (0.118 R)
• M17: 3,660,510 km (0.109 R)
• M18: 3,764,630 km (0.101 R)
• M19: 3,954,470 km (0.043 R)
• M20: 4,190,984 km (0.11 R)
• M21: 4,366,014 km (0.053 R)
• M22: 4,836,798 km (0.089 R)
• M23: 5,300,552 km (0.067 R)
• M24: 5,514,028 km (0.105 R)
• M25: 5,657,791 km (0.053 R)
• M26: 6,674,309 km (0.1 R)
• M27: 6,982,481 km (0.112 R)
• M28: 7,086,302 km (0.113 R)
• M29: 7,190,721 km (0.094 R)
• M30: 7,427,235 km (0.104 R)
• M31: 7,666,442 km (0.085 R)
• M32: 8,043,728 km (0.11 R)
• M33: 8,565,376 km (0.109 R)
• M34: 8,844,376 km (0.118 R)
• M35: 8,956,873 km (0.104 R)
• M36: 9,382,778 km (0.098 R)
• M37: 9,641,583 km (0.078 R)
• M38: 9,815,415 km (0.064 R)
• M39: 10,580,758 km (0.109 R)
• M40: 10,940,541 km (0.102 R)
• M41: 11,091,635 km (0.058 R)
• M42: 11,304,363 km (0.117 R)
• M43: 11,795,792 km (0.116 R)
• M44: 11,919,659 km (0.113 R)
• M45: 12,168,889 km (0.112 R)
• M46: 12,262,687 km (0.11 R)
• M47: 12,863,023 km (0.096 R)
• M48: 13,086,672 km (0.092 R)
• M49: 13,375,994 km (0.108 R)
• M50: 13,537,710 km (0.053 R)
• M51: 13,732,486 km (0.096 R)
• M52: 14,059,357 km (0.082 R)
• M53: 14,388,922 km (0.053 R)
• M54: 14,620,948 km (0.095 R)
• M55: 14,754,240 km (0.03 R)
• M56: 15,223,678 km (0.101 R)
• M57: 15,460,342 km (0.067 R)
• M58: 15,629,986 km (0.12 R)
• M59: 15,800,378 km (0.045 R)
• M60: 16,039,884 km (0.102 R)
• M61: 16,592,049 km (0.113 R)
• M62: 16,800,738 km (0.085 R)
• M63: 17,010,175 km (0.11 R)
• M64: 17,396,587 km (0.075 R)
• M65: 18,537,121 km (0.108 R)
• M66: 19,189,218 km (0.075 R)
• M67: 20,889,996 km (0.104 R)
• M68: 21,758,412 km (0.096 R)
• M69: 23,686,728 km (0.064 R)
• M70: 23,882,552 km (0.085 R)
• M71: 24,039,630 km (0.11 R)
• M72: 24,197,007 km (0.054 R)
• M73: 24,591,945 km (0.1 R)
• M74: 24,750,519 km (0.056 R)
• M75: 24,949,334 km (0.104 R)
• M76: 25,228,484 km (0.044 R)
• M77: 25,951,042 km (0.085 R)
• M78: 26,680,331 km (0.061 R)
• M79: 27,170,264 km (0.095 R)
• M80: 27,334,224 km (0.096 R)
• M81: 27,622,050 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.8

Radius: 8.5

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 7.72 AU - 10.48 AU

Year: 11656 Days

Day: 9.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 83,294,152 km

• M1: 137,630 km (0.048 R)
• M2: 204,799 km (0.061 R)
• M3: 373,695 km (0.109 R)
• M4: 476,768 km (0.074 R)
• M5: 590,612 km (0.111 R)
• M6: 880,832 km (0.064 R)
• M7: 969,245 km (0.113 R)
• M8: 1,042,248 km (0.075 R)
• M9: 1,252,733 km (0.045 R)
• M10: 1,476,980 km (0.116 R)
• M11: 2,273,738 km (0.108 R)
• M12: 2,548,250 km (0.047 R)
• M13: 2,702,486 km (0.107 R)
• M14: 2,859,862 km (0.099 R)
• M15: 3,183,592 km (0.109 R)
• M16: 3,294,295 km (0.084 R)
• M17: 3,462,592 km (0.119 R)
• M18: 3,605,009 km (0.091 R)
• M19: 4,315,450 km (0.08 R)
• M20: 4,468,937 km (0.114 R)
• M21: 4,624,070 km (0.051 R)
• M22: 4,940,021 km (0.113 R)
• M23: 5,361,139 km (0.102 R)
• M24: 5,793,926 km (0.055 R)
• M25: 6,168,967 km (0.1 R)
• M26: 6,411,615 km (0.088 R)
• M27: 7,122,504 km (0.041 R)
• M28: 7,194,910 km (0.063 R)
• M29: 7,450,423 km (0.111 R)
• M30: 7,858,077 km (0.063 R)
• M31: 8,349,207 km (0.118 R)
• M32: 9,084,929 km (0.088 R)
• M33: 9,400,880 km (0.106 R)
• M34: 9,760,663 km (0.115 R)
• M35: 10,206,614 km (0.081 R)
• M36: 10,534,981 km (0.089 R)
• M37: 11,034,189 km (0.118 R)
• M38: 11,583,812 km (0.116 R)
• M39: 12,012,559 km (0.096 R)
• M40: 12,228,878 km (0.109 R)
• M41: 12,359,327 km (0.106 R)
• M42: 13,285,338 km (0.034 R)
• M43: 14,831,432 km (0.093 R)
• M44: 14,924,033 km (0.119 R)
• M45: 15,390,479 km (0.073 R)
• M46: 15,861,713 km (0.046 R)
• M47: 16,290,011 km (0.062 R)
• M48: 16,625,559 km (0.067 R)
• M49: 17,695,483 km (0.076 R)
• M50: 18,089,973 km (0.114 R)
• M51: 18,189,007 km (0.099 R)
• M52: 18,937,894 km (0.119 R)
• M53: 19,088,987 km (0.077 R)
• M54: 19,290,945 km (0.103 R)
• M55: 19,442,786 km (0.05 R)
• M56: 20,105,804 km (0.077 R)
• M57: 20,931,884 km (0.057 R)
• M58: 21,192,334 km (0.038 R)
• M59: 21,558,699 km (0.109 R)
• M60: 22,191,647 km (0.066 R)
• M61: 22,297,862 km (0.083 R)
• M62: 22,457,333 km (0.094 R)
• M63: 23,368,085 km (0.087 R)
• M64: 23,421,940 km (0.098 R)
• M65: 23,475,945 km (0.093 R)
• M66: 24,564,569 km (0.119 R)
• M67: 25,225,642 km (0.097 R)
• M68: 26,790,735 km (0.113 R)
• M69: 28,444,539 km (0.061 R)
• M70: 29,838,043 km (0.098 R)
• M71: 30,720,372 km (0.082 R)
• M72: 31,432,308 km (0.113 R)
• M73: 31,909,974 km (0.12 R)
• M74: 34,518,213 km (0.049 R)
• M75: 35,692,406 km (0.11 R)
• M76: 36,003,570 km (0.108 R)
• M77: 36,942,446 km (0.052 R)
• M78: 37,068,108 km (0.063 R)
• M79: 37,194,070 km (0.062 R)
• M80: 37,952,681 km (0.071 R)
• M81: 38,270,277 km (0.092 R)
• M82: 38,461,313 km (0.082 R)
• M83: 40,000,526 km (0.11 R)
• M84: 40,388,433 km (0.106 R)
• M85: 40,777,687 km (0.069 R)
• M86: 40,842,762 km (0.093 R)
• M87: 40,907,687 km (0.113 R)
• M88: 41,952,778 km (0.12 R)
• M89: 42,478,615 km (0.111 R)
• M90: 43,669,713 km (0.115 R)
• M91: 44,135,860 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 773.7

Radius: 7.7

Gravity: 13.05 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 13.26 AU - 14.16 AU

Year: 21554 Days

Day: 18 Hours

Environment

Temp: -213 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 83,294,152 km

• M1: 116,836 km (0.113 R)
• M2: 178,919 km (0.087 R)
• M3: 313,707 km (0.097 R)
• M4: 367,263 km (0.118 R)
• M5: 485,595 km (0.088 R)
• M6: 687,851 km (0.12 R)
• M7: 1,411,306 km (0.101 R)
• M8: 1,669,811 km (0.071 R)
• M9: 2,648,182 km (0.115 R)
• M10: 2,726,720 km (0.11 R)
• M11: 3,256,147 km (0.114 R)
• M12: 3,728,577 km (0.101 R)
• M13: 4,268,476 km (0.11 R)
• M14: 4,360,928 km (0.064 R)
• M15: 4,832,759 km (0.086 R)
• M16: 5,271,380 km (0.108 R)
• M17: 6,502,421 km (0.089 R)
• M18: 7,204,933 km (0.11 R)
• M19: 8,045,224 km (0.12 R)
• M20: 8,857,092 km (0.085 R)
• M21: 9,034,515 km (0.069 R)
• M22: 11,189,472 km (0.106 R)
• M23: 11,509,761 km (0.098 R)
• M24: 11,638,714 km (0.092 R)
• M25: 12,954,727 km (0.082 R)
• M26: 13,223,405 km (0.054 R)
• M27: 13,291,023 km (0.067 R)
• M28: 13,494,177 km (0.056 R)
• M29: 14,386,378 km (0.093 R)
• M30: 15,156,209 km (0.08 R)
• M31: 16,299,885 km (0.102 R)
• M32: 16,735,813 km (0.12 R)
• M33: 18,066,636 km (0.088 R)
• M34: 18,216,533 km (0.11 R)
• M35: 19,661,798 km (0.101 R)
• M36: 20,515,254 km (0.113 R)
• M37: 21,539,401 km (0.098 R)
• M38: 24,212,864 km (0.077 R)
• M39: 24,876,630 km (0.108 R)
• M40: 25,799,050 km (0.068 R)
• M41: 27,763,719 km (0.051 R)
• M42: 28,895,278 km (0.116 R)
• M43: 29,334,497 km (0.106 R)
• M44: 30,219,667 km (0.044 R)
• M45: 30,397,689 km (0.12 R)
• M46: 31,293,331 km (0.084 R)
• M47: 31,653,862 km (0.087 R)
• M48: 32,927,090 km (0.086 R)
• M49: 33,202,051 km (0.11 R)
• M50: 33,754,366 km (0.05 R)
• M51: 40,614,027 km (0.066 R)
• M52: 43,896,952 km (0.066 R)
• M53: 43,997,781 km (0.03 R)
• M54: 44,604,251 km (0.109 R)
• M55: 45,213,563 km (0.106 R)
• M56: 45,621,217 km (0.101 R)
• M57: 45,927,743 km (0.115 R)
• M58: 46,954,583 km (0.116 R)
• M59: 47,057,656 km (0.079 R)
• M60: 48,613,174 km (0.055 R)
• M61: 49,449,726 km (0.069 R)
• M62: 52,307,793 km (0.096 R)
• M63: 52,735,793 km (0.107 R)
• M64: 53,379,961 km (0.119 R)
• M65: 53,810,803 km (0.041 R)
• M66: 56,201,078 km (0.099 R)
• M67: 56,529,744 km (0.099 R)
• M68: 56,639,399 km (0.083 R)
• M69: 57,078,918 km (0.059 R)
• M70: 60,186,664 km (0.115 R)
• M71: 60,298,713 km (0.028 R)
• M72: 61,535,289 km (0.075 R)
• M73: 61,761,032 km (0.102 R)
• M74: 61,873,979 km (0.106 R)
• M75: 62,780,242 km (0.049 R)
• M76: 65,180,091 km (0.103 R)
• M77: 65,640,554 km (0.102 R)
• M78: 66,333,341 km (0.086 R)
• M79: 69,363,297 km (0.054 R)
• M80: 69,480,731 km (0.027 R)
• M81: 70,422,599 km (0.067 R)
• M82: 71,368,656 km (0.093 R)
• M83: 71,487,287 km (0.095 R)
• M84: 71,962,111 km (0.061 R)
• M85: 72,438,131 km (0.102 R)
• M86: 73,512,693 km (0.116 R)
• M87: 73,632,521 km (0.055 R)
• M88: 75,194,921 km (0.111 R)
• M89: 76,889,715 km (0.051 R)
• M90: 77,741,974 km (0.089 R)
• M91: 78,719,596 km (0.112 R)
• M92: 79,455,618 km (0.074 R)
• M93: 79,947,496 km (0.106 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 19,111 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit