🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.78 AU - 0.98 AU

Year: 371 Days

Day: 24.7 Hours

Environment

Temp: -49 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,614,367 km

• M1: 58,493 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.23 AU - 1.57 AU

Year: 745 Days

Day: 25.7 Hours

Environment

Temp: -105 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.5

Radius: 12.7

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.23 AU - 3.55 AU

Year: 2209 Days

Day: 7.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 58,614,367 km

• M1: 188,643 km (0.085 R)
• M2: 288,574 km (0.104 R)
• M3: 426,952 km (0.073 R)
• M4: 520,750 km (0.086 R)
• M5: 616,343 km (0.069 R)
• M6: 836,551 km (0.038 R)
• M7: 1,212,192 km (0.033 R)
• M8: 1,297,462 km (0.08 R)
• M9: 1,414,597 km (0.082 R)
• M10: 1,723,816 km (0.117 R)
• M11: 1,942,080 km (0.097 R)
• M12: 2,031,988 km (0.087 R)
• M13: 2,275,084 km (0.07 R)
• M14: 2,418,250 km (0.09 R)
• M15: 2,982,383 km (0.063 R)
• M16: 3,206,182 km (0.06 R)
• M17: 3,340,520 km (0.076 R)
• M18: 3,476,655 km (0.04 R)
• M19: 3,642,559 km (0.113 R)
• M20: 3,825,367 km (0.107 R)
• M21: 4,214,770 km (0.099 R)
• M22: 4,556,602 km (0.062 R)
• M23: 4,723,403 km (0.088 R)
• M24: 5,016,166 km (0.112 R)
• M25: 5,204,211 km (0.099 R)
• M26: 5,635,950 km (0.119 R)
• M27: 5,782,406 km (0.046 R)
• M28: 5,880,842 km (0.097 R)
• M29: 6,062,753 km (0.063 R)
• M30: 6,279,969 km (0.051 R)
• M31: 6,415,056 km (0.069 R)
• M32: 7,192,666 km (0.073 R)
• M33: 7,298,731 km (0.065 R)
• M34: 7,476,453 km (0.117 R)
• M35: 7,619,768 km (0.098 R)
• M36: 7,782,081 km (0.114 R)
• M37: 7,909,090 km (0.104 R)
• M38: 8,479,806 km (0.1 R)
• M39: 8,930,993 km (0.081 R)
• M40: 9,197,726 km (0.079 R)
• M41: 9,370,661 km (0.074 R)
• M42: 9,876,302 km (0.084 R)
• M43: 9,974,588 km (0.117 R)
• M44: 10,073,173 km (0.106 R)
• M45: 10,251,493 km (0.12 R)
• M46: 10,390,919 km (0.102 R)
• M47: 10,691,760 km (0.092 R)
• M48: 11,261,129 km (0.083 R)
• M49: 11,446,182 km (0.104 R)
• M50: 11,798,634 km (0.107 R)
• M51: 11,902,904 km (0.084 R)
• M52: 12,070,454 km (0.036 R)
• M53: 12,154,677 km (0.081 R)
• M54: 12,963,254 km (0.095 R)
• M55: 13,243,899 km (0.101 R)
• M56: 13,374,050 km (0.105 R)
• M57: 13,504,649 km (0.091 R)
• M58: 13,965,260 km (0.102 R)
• M59: 14,252,937 km (0.077 R)
• M60: 14,408,818 km (0.059 R)
• M61: 14,520,269 km (0.112 R)
• M62: 14,879,453 km (0.081 R)
• M63: 15,173,263 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.6

Radius: 14.4

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.29 AU - 3.77 AU

Year: 2982 Days

Day: 13.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 58,614,367 km

• M1: 182,061 km (0.087 R)
• M2: 276,307 km (0.115 R)
• M3: 402,418 km (0.11 R)
• M4: 522,994 km (0.12 R)
• M5: 750,383 km (0.106 R)
• M6: 900,579 km (0.097 R)
• M7: 1,013,376 km (0.108 R)
• M8: 1,151,754 km (0.074 R)
• M9: 1,459,926 km (0.1 R)
• M10: 1,561,203 km (0.087 R)
• M11: 1,759,271 km (0.114 R)
• M12: 1,928,915 km (0.069 R)
• M13: 2,311,287 km (0.114 R)
• M14: 2,511,748 km (0.053 R)
• M15: 3,074,835 km (0.066 R)
• M16: 3,723,641 km (0.062 R)
• M17: 3,833,296 km (0.103 R)
• M18: 4,056,047 km (0.064 R)
• M19: 4,185,300 km (0.104 R)
• M20: 4,414,783 km (0.092 R)
• M21: 4,835,153 km (0.055 R)
• M22: 5,006,891 km (0.067 R)
• M23: 6,024,905 km (0.083 R)
• M24: 6,228,657 km (0.075 R)
• M25: 6,586,196 km (0.081 R)
• M26: 6,815,380 km (0.071 R)
• M27: 7,223,034 km (0.059 R)
• M28: 7,419,905 km (0.087 R)
• M29: 7,519,088 km (0.11 R)
• M30: 7,638,617 km (0.108 R)
• M31: 7,819,182 km (0.082 R)
• M32: 9,335,655 km (0.106 R)
• M33: 9,442,917 km (0.073 R)
• M34: 9,593,562 km (0.109 R)
• M35: 9,984,910 km (0.097 R)
• M36: 10,094,565 km (0.072 R)
• M37: 10,292,932 km (0.092 R)
• M38: 10,470,355 km (0.101 R)
• M39: 11,076,825 km (0.043 R)
• M40: 11,167,631 km (0.119 R)
• M41: 11,602,362 km (0.106 R)
• M42: 11,787,115 km (0.064 R)
• M43: 12,276,749 km (0.039 R)
• M44: 12,488,580 km (0.12 R)
• M45: 12,725,543 km (0.039 R)
• M46: 12,820,687 km (0.091 R)
• M47: 13,420,874 km (0.106 R)
• M48: 14,723,572 km (0.084 R)
• M49: 15,200,490 km (0.087 R)
• M50: 15,377,464 km (0.103 R)
• M51: 15,656,913 km (0.116 R)
• M52: 15,989,320 km (0.118 R)
• M53: 17,158,277 km (0.059 R)
• M54: 17,316,253 km (0.054 R)
• M55: 17,580,592 km (0.119 R)
• M56: 17,926,163 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.9

Radius: 13.3

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.88 AU - 4.38 AU

Year: 3109 Days

Day: 5.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 58,614,367 km

• M1: 192,084 km (0.117 R)
• M2: 352,303 km (0.051 R)
• M3: 455,526 km (0.089 R)
• M4: 564,732 km (0.059 R)
• M5: 777,011 km (0.069 R)
• M6: 883,974 km (0.074 R)
• M7: 1,006,943 km (0.097 R)
• M8: 1,103,284 km (0.08 R)
• M9: 1,436,738 km (0.099 R)
• M10: 1,672,803 km (0.11 R)
• M11: 1,908,570 km (0.069 R)
• M12: 2,071,931 km (0.094 R)
• M13: 2,254,290 km (0.091 R)
• M14: 2,398,353 km (0.085 R)
• M15: 2,501,127 km (0.035 R)
• M16: 3,005,571 km (0.037 R)
• M17: 3,359,669 km (0.088 R)
• M18: 3,558,485 km (0.048 R)
• M19: 3,710,326 km (0.064 R)
• M20: 3,933,526 km (0.094 R)
• M21: 4,125,760 km (0.084 R)
• M22: 4,214,172 km (0.077 R)
• M23: 4,321,284 km (0.097 R)
• M24: 4,592,804 km (0.106 R)
• M25: 4,721,458 km (0.113 R)
• M26: 4,944,958 km (0.087 R)
• M27: 5,133,900 km (0.119 R)
• M28: 5,734,685 km (0.117 R)
• M29: 5,873,512 km (0.044 R)
• M30: 6,073,823 km (0.081 R)
• M31: 6,215,343 km (0.079 R)
• M32: 6,876,565 km (0.098 R)
• M33: 7,002,976 km (0.093 R)
• M34: 7,516,695 km (0.111 R)
• M35: 7,625,303 km (0.069 R)
• M36: 7,756,350 km (0.098 R)
• M37: 7,954,268 km (0.068 R)
• M38: 8,109,401 km (0.094 R)
• M39: 8,332,751 km (0.105 R)
• M40: 8,467,688 km (0.067 R)
• M41: 9,015,067 km (0.098 R)
• M42: 9,223,307 km (0.072 R)
• M43: 9,362,882 km (0.091 R)
• M44: 9,810,030 km (0.052 R)
• M45: 10,240,124 km (0.115 R)
• M46: 10,360,550 km (0.083 R)
• M47: 10,725,120 km (0.1 R)
• M48: 10,823,107 km (0.094 R)
• M49: 11,894,527 km (0.082 R)
• M50: 12,507,429 km (0.083 R)
• M51: 12,843,576 km (0.092 R)
• M52: 13,051,965 km (0.082 R)
• M53: 13,498,665 km (0.088 R)
• M54: 13,896,894 km (0.118 R)
• M55: 14,569,187 km (0.107 R)
• M56: 14,868,532 km (0.081 R)
• M57: 15,307,303 km (0.081 R)
• M58: 15,583,760 km (0.039 R)
• M59: 16,649,495 km (0.037 R)
• M60: 17,048,024 km (0.11 R)
• M61: 17,248,485 km (0.103 R)
• M62: 17,594,056 km (0.055 R)
• M63: 18,703,175 km (0.03 R)
• M64: 20,045,815 km (0.103 R)
• M65: 20,318,084 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.1

Radius: 9.7

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.92 AU - 4.58 AU

Year: 3939 Days

Day: 11.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 58,614,367 km

• M1: 261,647 km (0.082 R)
• M2: 337,642 km (0.055 R)
• M3: 501,302 km (0.036 R)
• M4: 565,480 km (0.102 R)
• M5: 642,672 km (0.072 R)
• M6: 776,712 km (0.049 R)
• M7: 1,049,579 km (0.112 R)
• M8: 1,725,312 km (0.081 R)
• M9: 2,006,706 km (0.119 R)
• M10: 2,067,891 km (0.105 R)
• M11: 2,129,675 km (0.078 R)
• M12: 2,318,917 km (0.12 R)
• M13: 2,530,298 km (0.092 R)
• M14: 3,059,725 km (0.092 R)
• M15: 3,166,089 km (0.102 R)
• M16: 3,255,698 km (0.088 R)
• M17: 3,400,958 km (0.081 R)
• M18: 3,492,811 km (0.047 R)
• M19: 3,792,605 km (0.112 R)
• M20: 3,868,751 km (0.071 R)
• M21: 3,945,494 km (0.079 R)
• M22: 4,159,270 km (0.075 R)
• M23: 4,237,958 km (0.103 R)
• M24: 4,396,831 km (0.085 R)
• M25: 4,497,062 km (0.088 R)
• M26: 4,720,411 km (0.098 R)
• M27: 4,843,829 km (0.1 R)
• M28: 4,968,295 km (0.118 R)
• M29: 5,093,807 km (0.062 R)
• M30: 5,369,516 km (0.049 R)
• M31: 5,935,445 km (0.111 R)
• M32: 6,002,016 km (0.076 R)
• M33: 6,429,268 km (0.101 R)
• M34: 6,543,261 km (0.106 R)
• M35: 6,889,580 km (0.078 R)
• M36: 7,006,416 km (0.072 R)
• M37: 7,100,364 km (0.049 R)
• M38: 7,194,610 km (0.113 R)
• M39: 7,360,664 km (0.109 R)
• M40: 7,528,064 km (0.112 R)
• M41: 8,062,278 km (0.072 R)
• M42: 8,408,597 km (0.061 R)
• M43: 8,558,494 km (0.116 R)
• M44: 8,759,703 km (0.102 R)
• M45: 8,962,708 km (0.11 R)
• M46: 9,502,606 km (0.053 R)
• M47: 9,868,373 km (0.101 R)
• M48: 10,000,169 km (0.101 R)
• M49: 10,318,962 km (0.114 R)
• M50: 11,075,478 km (0.113 R)
• M51: 11,349,990 km (0.09 R)
• M52: 11,626,896 km (0.07 R)
• M53: 11,793,997 km (0.062 R)
• M54: 12,158,866 km (0.029 R)
• M55: 12,413,781 km (0.069 R)
• M56: 12,584,622 km (0.12 R)
• M57: 12,813,656 km (0.117 R)
• M58: 13,044,037 km (0.069 R)
• M59: 13,508,987 km (0.106 R)
• M60: 13,773,027 km (0.112 R)
• M61: 13,890,910 km (0.071 R)
• M62: 14,306,044 km (0.096 R)
• M63: 14,605,091 km (0.113 R)
• M64: 14,906,231 km (0.107 R)
• M65: 15,027,256 km (0.087 R)
• M66: 15,300,721 km (0.047 R)
• M67: 16,162,255 km (0.111 R)
• M68: 16,567,515 km (0.051 R)
• M69: 16,661,463 km (0.12 R)
• M70: 17,483,802 km (0.072 R)
• M71: 18,060,652 km (0.085 R)
• M72: 18,351,470 km (0.055 R)
• M73: 18,481,321 km (0.101 R)
• M74: 19,068,941 km (0.074 R)
• M75: 19,233,349 km (0.041 R)
• M76: 19,629,634 km (0.115 R)
• M77: 20,062,122 km (0.101 R)
• M78: 22,132,706 km (0.111 R)
• M79: 22,444,019 km (0.09 R)
• M80: 22,756,678 km (0.099 R)
• M81: 23,035,828 km (0.12 R)
• M82: 23,246,013 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200

Radius: 11.6

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 6.41 AU - 8.61 AU

Year: 9253 Days

Day: 11 Hours

Environment

Temp: -198 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 58,614,367 km

• M1: 229,184 km (0.085 R)
• M2: 308,321 km (0.046 R)
• M3: 470,186 km (0.038 R)
• M4: 563,984 km (0.09 R)
• M5: 1,300,903 km (0.119 R)
• M6: 1,456,485 km (0.064 R)
• M7: 1,552,826 km (0.052 R)
• M8: 1,907,522 km (0.116 R)
• M9: 2,195,050 km (0.095 R)
• M10: 3,202,890 km (0.102 R)
• M11: 3,502,236 km (0.048 R)
• M12: 3,611,442 km (0.087 R)
• M13: 3,833,146 km (0.107 R)
• M14: 3,968,383 km (0.078 R)
• M15: 4,128,153 km (0.112 R)
• M16: 5,255,822 km (0.051 R)
• M17: 5,686,365 km (0.046 R)
• M18: 5,866,929 km (0.032 R)
• M19: 6,716,496 km (0.052 R)
• M20: 7,155,715 km (0.107 R)
• M21: 7,491,413 km (0.091 R)
• M22: 7,918,215 km (0.091 R)
• M23: 8,207,238 km (0.036 R)
• M24: 8,558,494 km (0.119 R)
• M25: 8,885,066 km (0.091 R)
• M26: 9,155,240 km (0.11 R)
• M27: 9,245,896 km (0.044 R)
• M28: 9,367,220 km (0.115 R)
• M29: 9,827,084 km (0.081 R)
• M30: 10,768,653 km (0.109 R)
• M31: 11,153,568 km (0.092 R)
• M32: 11,673,571 km (0.05 R)
• M33: 12,002,686 km (0.089 R)
• M34: 13,866,825 km (0.081 R)
• M35: 14,075,514 km (0.111 R)
• M36: 14,180,382 km (0.093 R)
• M37: 15,135,116 km (0.097 R)
• M38: 15,602,310 km (0.095 R)
• M39: 15,855,878 km (0.116 R)
• M40: 16,220,299 km (0.081 R)
• M41: 16,366,905 km (0.117 R)
• M42: 17,069,267 km (0.094 R)
• M43: 17,367,864 km (0.113 R)
• M44: 17,555,460 km (0.101 R)
• M45: 17,857,049 km (0.091 R)
• M46: 18,656,500 km (0.119 R)
• M47: 18,887,180 km (0.07 R)
• M48: 20,093,687 km (0.046 R)
• M49: 20,172,375 km (0.042 R)
• M50: 20,726,037 km (0.07 R)
• M51: 21,164,658 km (0.12 R)
• M52: 21,324,877 km (0.088 R)
• M53: 21,889,011 km (0.118 R)
• M54: 22,376,401 km (0.11 R)
• M55: 22,621,442 km (0.078 R)
• M56: 22,703,422 km (0.025 R)
• M57: 23,860,112 km (0.035 R)
• M58: 25,673,687 km (0.116 R)
• M59: 25,759,108 km (0.098 R)
• M60: 26,187,706 km (0.042 R)
• M61: 26,791,632 km (0.116 R)
• M62: 27,969,416 km (0.053 R)
• M63: 28,145,343 km (0.118 R)
• M64: 28,586,807 km (0.11 R)
• M65: 29,164,105 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925

Radius: 14.1

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 7.21 AU - 10.29 AU

Year: 11637 Days

Day: 6.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 58,614,367 km

• M1: 202,556 km (0.096 R)
• M2: 392,694 km (0.096 R)
• M3: 494,271 km (0.094 R)
• M4: 789,877 km (0.065 R)
• M5: 1,304,344 km (0.079 R)
• M6: 1,726,958 km (0.102 R)
• M7: 2,023,311 km (0.11 R)
• M8: 2,727,020 km (0.063 R)
• M9: 3,469,025 km (0.075 R)
• M10: 3,570,303 km (0.052 R)
• M11: 4,021,191 km (0.111 R)
• M12: 4,863,128 km (0.069 R)
• M13: 5,639,241 km (0.088 R)
• M14: 7,392,678 km (0.108 R)
• M15: 7,789,112 km (0.099 R)
• M16: 7,967,583 km (0.106 R)
• M17: 8,057,341 km (0.116 R)
• M18: 8,237,906 km (0.104 R)
• M19: 8,741,153 km (0.093 R)
• M20: 9,874,058 km (0.103 R)
• M21: 9,970,548 km (0.106 R)
• M22: 10,310,884 km (0.113 R)
• M23: 10,803,509 km (0.056 R)
• M24: 12,483,942 km (0.074 R)
• M25: 12,640,721 km (0.066 R)
• M26: 12,745,589 km (0.099 R)
• M27: 13,009,180 km (0.065 R)
• M28: 13,434,487 km (0.058 R)
• M29: 13,541,599 km (0.113 R)
• M30: 14,353,766 km (0.087 R)
• M31: 14,848,636 km (0.062 R)
• M32: 15,742,334 km (0.094 R)
• M33: 16,138,768 km (0.106 R)
• M34: 16,710,980 km (0.098 R)
• M35: 17,173,387 km (0.079 R)
• M36: 17,934,092 km (0.036 R)
• M37: 18,051,975 km (0.086 R)
• M38: 18,407,569 km (0.06 R)
• M39: 18,765,407 km (0.098 R)
• M40: 18,885,235 km (0.035 R)
• M41: 19,246,215 km (0.048 R)
• M42: 20,097,277 km (0.108 R)
• M43: 20,712,872 km (0.109 R)
• M44: 24,665,099 km (0.079 R)
• M45: 25,191,833 km (0.056 R)
• M46: 25,922,020 km (0.081 R)
• M47: 27,948,772 km (0.087 R)
• M48: 30,166,261 km (0.099 R)
• M49: 30,588,426 km (0.082 R)
• M50: 30,870,867 km (0.114 R)
• M51: 32,080,964 km (0.112 R)
• M52: 32,583,763 km (0.091 R)
• M53: 33,379,174 km (0.037 R)
• M54: 35,878,057 km (0.108 R)
• M55: 36,026,907 km (0.098 R)
• M56: 36,474,803 km (0.089 R)
• M57: 37,074,840 km (0.096 R)
• M58: 37,451,378 km (0.092 R)
• M59: 38,436,630 km (0.072 R)
• M60: 38,817,955 km (0.106 R)
• M61: 39,507,302 km (0.084 R)
• M62: 40,587,548 km (0.072 R)
• M63: 41,053,545 km (0.097 R)
• M64: 41,287,217 km (0.053 R)
• M65: 41,443,248 km (0.052 R)
• M66: 43,410,161 km (0.117 R)
• M67: 43,966,216 km (0.119 R)
• M68: 45,005,323 km (0.07 R)
• M69: 45,407,142 km (0.076 R)
• M70: 45,810,159 km (0.094 R)
• M71: 46,133,440 km (0.039 R)
• M72: 46,538,701 km (0.09 R)
• M73: 47,270,833 km (0.046 R)
• M74: 47,925,024 km (0.12 R)
• M75: 48,664,487 km (0.113 R)
• M76: 49,905,251 km (0.045 R)
• M77: 50,571,261 km (0.115 R)
• M78: 54,030,562 km (0.032 R)
• M79: 54,885,813 km (0.084 R)
• M80: 55,918,188 km (0.106 R)
• M81: 58,001,787 km (0.081 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 14,790 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit