🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.42 AU - 0.64 AU

Year: 143 Days

Day: 46 Hours

Environment

Temp: 163 °C

Axial Tilt: 40 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.85 AU - 1.39 AU

Year: 440 Days

Day: 25.2 Hours

Environment

Temp: 17 °C

Axial Tilt: 35.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.77 AU - 2.03 AU

Year: 971 Days

Day: 46.1 Hours

Environment

Temp: -64 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.22 AU - 3.26 AU

Year: 1682 Days

Day: 19.9 Hours

Environment

Temp: -108 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,323,593 km

• M1: 552,465 km (0.078 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 3.18 AU - 3.8 AU

Year: 2418 Days

Day: 47.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,323,593 km

• M1: 2,917,009 km (0.038 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.6

Radius: 13.2

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.24 AU - 7.14 AU

Year: 5711 Days

Day: 6.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 109,323,593 km

• M1: 254,316 km (0.112 R)
• M2: 429,495 km (0.071 R)
• M3: 537,804 km (0.091 R)
• M4: 695,929 km (0.078 R)
• M5: 788,530 km (0.092 R)
• M6: 1,269,787 km (0.107 R)
• M7: 2,205,521 km (0.071 R)
• M8: 2,431,115 km (0.084 R)
• M9: 2,600,011 km (0.089 R)
• M10: 2,751,105 km (0.093 R)
• M11: 2,927,481 km (0.089 R)
• M12: 3,107,597 km (0.074 R)
• M13: 3,431,925 km (0.11 R)
• M14: 3,742,939 km (0.089 R)
• M15: 3,889,694 km (0.108 R)
• M16: 4,063,377 km (0.062 R)
• M17: 4,444,254 km (0.089 R)
• M18: 4,943,312 km (0.074 R)
• M19: 5,377,595 km (0.098 R)
• M20: 6,753,745 km (0.077 R)
• M21: 7,083,908 km (0.081 R)
• M22: 7,481,090 km (0.09 R)
• M23: 7,666,741 km (0.111 R)
• M24: 8,457,216 km (0.058 R)
• M25: 8,650,946 km (0.114 R)
• M26: 8,813,409 km (0.104 R)
• M27: 9,473,435 km (0.063 R)
• M28: 9,607,325 km (0.099 R)
• M29: 10,013,034 km (0.085 R)
• M30: 10,183,725 km (0.109 R)
• M31: 10,562,657 km (0.092 R)
• M32: 10,841,208 km (0.104 R)
• M33: 11,016,537 km (0.06 R)
• M34: 11,441,096 km (0.082 R)
• M35: 12,124,459 km (0.067 R)
• M36: 12,270,017 km (0.071 R)
• M37: 13,043,738 km (0.119 R)
• M38: 13,230,286 km (0.113 R)
• M39: 13,455,431 km (0.092 R)
• M40: 13,757,469 km (0.074 R)
• M41: 13,947,309 km (0.033 R)
• M42: 14,445,320 km (0.105 R)
• M43: 14,638,451 km (0.086 R)
• M44: 15,379,858 km (0.083 R)
• M45: 16,454,719 km (0.107 R)
• M46: 17,512,376 km (0.112 R)
• M47: 19,097,814 km (0.105 R)
• M48: 19,522,672 km (0.084 R)
• M49: 19,607,943 km (0.083 R)
• M50: 20,036,540 km (0.07 R)
• M51: 20,122,709 km (0.105 R)
• M52: 21,516,811 km (0.104 R)
• M53: 22,942,030 km (0.113 R)
• M54: 23,757,189 km (0.111 R)
• M55: 23,848,294 km (0.097 R)
• M56: 24,030,953 km (0.08 R)
• M57: 24,812,452 km (0.096 R)
• M58: 24,997,505 km (0.062 R)
• M59: 25,090,256 km (0.088 R)
• M60: 25,976,773 km (0.119 R)
• M61: 26,731,344 km (0.119 R)
• M62: 27,588,839 km (0.069 R)
• M63: 30,215,030 km (0.094 R)
• M64: 30,412,798 km (0.077 R)
• M65: 30,710,049 km (0.097 R)
• M66: 30,809,382 km (0.091 R)
• M67: 31,058,313 km (0.047 R)
• M68: 31,157,945 km (0.066 R)
• M69: 31,407,774 km (0.12 R)
• M70: 31,758,431 km (0.045 R)
• M71: 31,858,961 km (0.11 R)
• M72: 32,060,170 km (0.08 R)
• M73: 33,072,648 km (0.045 R)
• M74: 33,634,089 km (0.083 R)
• M75: 33,890,350 km (0.075 R)
• M76: 34,198,522 km (0.079 R)
• M77: 34,507,890 km (0.038 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.4

Radius: 9.6

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 7.49 AU - 8.17 AU

Year: 8125 Days

Day: 10.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 109,323,593 km

• M1: 127,906 km (0.092 R)
• M2: 852,259 km (0.037 R)
• M3: 1,162,525 km (0.109 R)
• M4: 1,424,920 km (0.083 R)
• M5: 1,563,148 km (0.113 R)
• M6: 1,706,014 km (0.089 R)
• M7: 1,793,978 km (0.047 R)
• M8: 1,868,328 km (0.094 R)
• M9: 2,288,399 km (0.108 R)
• M10: 2,551,092 km (0.104 R)
• M11: 3,304,916 km (0.112 R)
• M12: 3,415,469 km (0.064 R)
• M13: 3,489,819 km (0.085 R)
• M14: 5,045,039 km (0.046 R)
• M15: 5,409,309 km (0.086 R)
• M16: 5,539,908 km (0.115 R)
• M17: 5,649,564 km (0.109 R)
• M18: 6,118,104 km (0.067 R)
• M19: 7,379,364 km (0.098 R)
• M20: 7,597,328 km (0.117 R)
• M21: 7,940,505 km (0.031 R)
• M22: 8,089,206 km (0.099 R)
• M23: 8,163,855 km (0.085 R)
• M24: 9,864,184 km (0.095 R)
• M25: 9,997,327 km (0.073 R)
• M26: 10,104,289 km (0.1 R)
• M27: 10,644,936 km (0.086 R)
• M28: 11,084,305 km (0.064 R)
• M29: 11,445,583 km (0.05 R)
• M30: 12,265,529 km (0.102 R)
• M31: 12,523,885 km (0.099 R)
• M32: 13,045,832 km (0.088 R)
• M33: 13,192,139 km (0.106 R)
• M34: 13,604,730 km (0.12 R)
• M35: 13,991,440 km (0.091 R)
• M36: 15,389,283 km (0.089 R)
• M37: 17,054,157 km (0.102 R)
• M38: 17,278,255 km (0.117 R)
• M39: 18,217,430 km (0.073 R)
• M40: 18,348,179 km (0.083 R)
• M41: 18,446,465 km (0.067 R)
• M42: 18,643,784 km (0.062 R)
• M43: 19,239,483 km (0.051 R)
• M44: 19,506,216 km (0.118 R)
• M45: 19,606,596 km (0.078 R)
• M46: 19,841,465 km (0.057 R)
• M47: 19,976,103 km (0.12 R)
• M48: 21,511,426 km (0.117 R)
• M49: 21,615,097 km (0.112 R)
• M50: 21,753,625 km (0.081 R)
• M51: 22,731,696 km (0.119 R)
• M52: 23,084,447 km (0.106 R)
• M53: 23,261,571 km (0.078 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.6

Radius: 15

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 9.05 AU - 11.75 AU

Year: 12438 Days

Day: 10.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 109,323,593 km

• M1: 188,344 km (0.104 R)
• M2: 488,287 km (0.085 R)
• M3: 662,419 km (0.069 R)
• M4: 899,831 km (0.101 R)
• M5: 1,019,659 km (0.047 R)
• M6: 1,254,827 km (0.116 R)
• M7: 1,856,958 km (0.073 R)
• M8: 2,094,819 km (0.04 R)
• M9: 2,371,126 km (0.092 R)
• M10: 2,513,843 km (0.117 R)
• M11: 3,239,542 km (0.073 R)
• M12: 3,528,116 km (0.119 R)
• M13: 3,725,286 km (0.092 R)
• M14: 4,269,224 km (0.109 R)
• M15: 4,984,601 km (0.052 R)
• M16: 5,243,854 km (0.11 R)
• M17: 5,622,187 km (0.113 R)
• M18: 5,892,211 km (0.069 R)
• M19: 6,687,773 km (0.117 R)
• M20: 8,160,564 km (0.097 R)
• M21: 8,555,203 km (0.047 R)
• M22: 9,181,569 km (0.101 R)
• M23: 9,915,646 km (0.074 R)
• M24: 10,478,583 km (0.11 R)
• M25: 11,197,101 km (0.117 R)
• M26: 11,391,429 km (0.045 R)
• M27: 11,684,940 km (0.102 R)
• M28: 14,122,488 km (0.09 R)
• M29: 15,398,558 km (0.097 R)
• M30: 16,105,258 km (0.081 R)
• M31: 16,711,429 km (0.098 R)
• M32: 17,663,021 km (0.103 R)
• M33: 17,889,512 km (0.065 R)
• M34: 19,210,461 km (0.09 R)
• M35: 19,326,848 km (0.084 R)
• M36: 19,853,283 km (0.056 R)
• M37: 22,128,218 km (0.095 R)
• M38: 22,372,362 km (0.067 R)
• M39: 23,172,411 km (0.065 R)
• M40: 23,607,142 km (0.046 R)
• M41: 24,169,930 km (0.081 R)
• M42: 24,295,592 km (0.104 R)
• M43: 24,547,664 km (0.103 R)
• M44: 25,308,818 km (0.109 R)
• M45: 25,820,592 km (0.077 R)
• M46: 26,529,986 km (0.091 R)
• M47: 27,573,281 km (0.114 R)
• M48: 28,099,866 km (0.034 R)
• M49: 28,696,312 km (0.113 R)
• M50: 30,987,254 km (0.117 R)
• M51: 31,740,928 km (0.101 R)
• M52: 32,500,736 km (0.085 R)
• M53: 36,966,382 km (0.109 R)
• M54: 37,838,687 km (0.051 R)
• M55: 39,529,442 km (0.114 R)
• M56: 40,645,293 km (0.087 R)
• M57: 41,169,633 km (0.072 R)
• M58: 41,771,465 km (0.115 R)
• M59: 42,073,653 km (0.106 R)
• M60: 42,452,136 km (0.107 R)
• M61: 43,289,136 km (0.092 R)
• M62: 44,901,950 km (0.096 R)
• M63: 45,056,635 km (0.103 R)
• M64: 45,988,181 km (0.074 R)
• M65: 46,144,062 km (0.117 R)
• M66: 46,300,092 km (0.057 R)
• M67: 47,397,393 km (0.069 R)
• M68: 47,949,259 km (0.087 R)
• M69: 48,344,796 km (0.104 R)
• M70: 48,582,507 km (0.066 R)
• M71: 49,059,425 km (0.107 R)
• M72: 50,258,153 km (0.025 R)
• M73: 52,196,343 km (0.112 R)
• M74: 52,847,841 km (0.082 R)
• M75: 53,092,733 km (0.119 R)
• M76: 54,158,768 km (0.094 R)
• M77: 54,405,903 km (0.092 R)
• M78: 55,314,710 km (0.036 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.1

Radius: 14.6

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 9.29 AU - 12.67 AU

Year: 13493 Days

Day: 6.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 109,323,593 km

• M1: 225,444 km (0.108 R)
• M2: 608,415 km (0.042 R)
• M3: 937,081 km (0.044 R)
• M4: 1,073,066 km (0.057 R)
• M5: 1,174,792 km (0.116 R)
• M6: 1,734,587 km (0.096 R)
• M7: 1,930,710 km (0.12 R)
• M8: 2,345,395 km (0.091 R)
• M9: 2,453,555 km (0.046 R)
• M10: 2,759,931 km (0.063 R)
• M11: 2,903,395 km (0.1 R)
• M12: 3,168,184 km (0.093 R)
• M13: 3,410,233 km (0.065 R)
• M14: 3,502,535 km (0.105 R)
• M15: 3,595,884 km (0.118 R)
• M16: 3,945,045 km (0.084 R)
• M17: 4,042,284 km (0.107 R)
• M18: 4,372,147 km (0.111 R)
• M19: 4,988,191 km (0.055 R)
• M20: 5,342,290 km (0.078 R)
• M21: 6,112,868 km (0.096 R)
• M22: 6,301,661 km (0.079 R)
• M23: 7,075,830 km (0.116 R)
• M24: 7,194,461 km (0.056 R)
• M25: 7,676,166 km (0.088 R)
• M26: 8,127,054 km (0.104 R)
• M27: 10,463,473 km (0.043 R)
• M28: 10,735,143 km (0.08 R)
• M29: 11,193,361 km (0.106 R)
• M30: 11,986,978 km (0.057 R)
• M31: 12,081,524 km (0.079 R)
• M32: 12,319,085 km (0.097 R)
• M33: 13,040,895 km (0.062 R)
• M34: 13,529,781 km (0.04 R)
• M35: 13,776,468 km (0.119 R)
• M36: 13,925,318 km (0.075 R)
• M37: 14,626,633 km (0.115 R)
• M38: 15,083,505 km (0.066 R)
• M39: 15,288,154 km (0.118 R)
• M40: 15,390,779 km (0.098 R)
• M41: 16,587,711 km (0.118 R)
• M42: 16,798,943 km (0.118 R)
• M43: 16,957,966 km (0.106 R)
• M44: 19,291,842 km (0.108 R)
• M45: 21,093,300 km (0.093 R)
• M46: 21,322,334 km (0.083 R)
• M47: 21,552,116 km (0.1 R)
• M48: 22,421,130 km (0.099 R)
• M49: 22,596,310 km (0.088 R)
• M50: 23,301,664 km (0.077 R)
• M51: 24,854,639 km (0.095 R)
• M52: 25,460,810 km (0.082 R)
• M53: 26,935,545 km (0.12 R)
• M54: 27,308,643 km (0.049 R)
• M55: 27,745,917 km (0.094 R)
• M56: 29,646,558 km (0.099 R)
• M57: 31,523,563 km (0.111 R)
• M58: 32,311,345 km (0.037 R)
• M59: 33,705,896 km (0.115 R)
• M60: 34,040,696 km (0.087 R)
• M61: 34,511,481 km (0.061 R)
• M62: 34,713,887 km (0.108 R)
• M63: 34,984,360 km (0.076 R)
• M64: 35,323,498 km (0.062 R)
• M65: 35,936,550 km (0.071 R)
• M66: 36,278,680 km (0.084 R)
• M67: 36,484,527 km (0.098 R)
• M68: 37,519,445 km (0.058 R)
• M69: 38,354,351 km (0.041 R)
• M70: 38,563,938 km (0.091 R)
• M71: 39,971,504 km (0.063 R)
• M72: 41,467,632 km (0.085 R)
• M73: 41,611,097 km (0.071 R)
• M74: 43,345,085 km (0.088 R)
• M75: 44,514,342 km (0.039 R)
• M76: 44,808,302 km (0.112 R)
• M77: 44,955,507 km (0.044 R)
• M78: 47,407,416 km (0.115 R)
• M79: 48,083,748 km (0.079 R)
• M80: 48,385,337 km (0.06 R)
• M81: 49,142,003 km (0.036 R)
• M82: 50,284,482 km (0.119 R)
• M83: 50,974,128 km (0.106 R)
• M84: 51,435,637 km (0.105 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 781.2

Radius: 3.3

Gravity: 71.74 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 15.12 AU - 24.14 AU

Year: 32254 Days

Day: 21.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 109,323,593 km

• M1: 499,208 km (0.098 R)
• M2: 696,228 km (0.108 R)
• M3: 981,661 km (0.097 R)
• M4: 1,154,596 km (0.034 R)
• M5: 1,374,505 km (0.057 R)
• M6: 1,489,247 km (0.109 R)
• M7: 2,942,590 km (0.068 R)
• M8: 4,358,534 km (0.084 R)
• M9: 4,812,863 km (0.106 R)
• M10: 4,928,801 km (0.028 R)
• M11: 6,137,552 km (0.058 R)
• M12: 6,645,437 km (0.088 R)
• M13: 7,904,602 km (0.087 R)
• M14: 8,386,606 km (0.083 R)
• M15: 8,949,244 km (0.045 R)
• M16: 9,234,976 km (0.119 R)
• M17: 11,164,339 km (0.072 R)
• M18: 11,938,508 km (0.057 R)
• M19: 12,809,766 km (0.092 R)
• M20: 14,362,293 km (0.083 R)
• M21: 14,949,016 km (0.116 R)
• M22: 16,843,523 km (0.093 R)
• M23: 16,931,487 km (0.085 R)
• M24: 17,373,250 km (0.059 R)
• M25: 18,903,337 km (0.037 R)
• M26: 21,897,987 km (0.11 R)
• M27: 22,379,093 km (0.076 R)
• M28: 22,475,734 km (0.107 R)
• M29: 23,843,058 km (0.087 R)
• M30: 24,437,261 km (0.098 R)
• M31: 24,936,170 km (0.047 R)
• M32: 26,862,392 km (0.107 R)
• M33: 26,965,016 km (0.064 R)
• M34: 27,791,395 km (0.12 R)
• M35: 28,311,995 km (0.058 R)
• M36: 28,416,415 km (0.056 R)
• M37: 31,502,619 km (0.106 R)
• M38: 33,140,117 km (0.099 R)
• M39: 33,360,475 km (0.099 R)
• M40: 34,135,841 km (0.052 R)
• M41: 35,029,089 km (0.081 R)
• M42: 35,141,288 km (0.08 R)
• M43: 36,043,213 km (0.087 R)
• M44: 37,524,980 km (0.105 R)
• M45: 38,215,524 km (0.077 R)
• M46: 38,678,230 km (0.112 R)
• M47: 39,960,284 km (0.055 R)
• M48: 40,547,605 km (0.097 R)
• M49: 41,374,582 km (0.094 R)
• M50: 42,925,314 km (0.027 R)
• M51: 43,285,845 km (0.048 R)
• M52: 46,206,145 km (0.094 R)
• M53: 46,575,651 km (0.101 R)
• M54: 46,698,920 km (0.035 R)
• M55: 52,876,115 km (0.066 R)
• M56: 54,557,446 km (0.095 R)
• M57: 54,817,597 km (0.049 R)
• M58: 54,947,896 km (0.114 R)
• M59: 57,574,685 km (0.074 R)
• M60: 60,376,653 km (0.11 R)
• M61: 61,590,939 km (0.081 R)
• M62: 61,861,861 km (0.11 R)
• M63: 61,997,546 km (0.106 R)
• M64: 62,541,035 km (0.113 R)
• M65: 65,558,275 km (0.109 R)
• M66: 65,696,503 km (0.09 R)
• M67: 65,834,881 km (0.1 R)
• M68: 66,389,291 km (0.096 R)
• M69: 69,043,905 km (0.112 R)
• M70: 71,875,643 km (0.11 R)
• M71: 74,024,168 km (0.053 R)
• M72: 74,889,442 km (0.067 R)
• M73: 75,468,087 km (0.084 R)
• M74: 76,484,455 km (0.07 R)
• M75: 77,067,288 km (0.095 R)
• M76: 77,213,146 km (0.066 R)
• M77: 80,446,853 km (0.089 R)
• M78: 81,633,613 km (0.111 R)
• M79: 82,975,656 km (0.068 R)
• M80: 83,125,254 km (0.11 R)
• M81: 85,077,805 km (0.106 R)
• M82: 86,286,705 km (0.093 R)
• M83: 86,741,633 km (0.12 R)
• M84: 86,893,474 km (0.094 R)
• M85: 91,642,758 km (0.106 R)
• M86: 93,970,800 km (0.083 R)
• M87: 94,594,922 km (0.051 R)
• M88: 96,947,648 km (0.045 R)
• M89: 99,796,141 km (0.107 R)
• M90: 100,751,772 km (0.103 R)
• M91: 102,672,011 km (0.111 R)
• M92: 102,832,679 km (0.066 R)
• M93: 103,154,015 km (0.097 R)
• M94: 107,525,414 km (0.065 R)
• M95: 108,504,981 km (0.118 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 14,980 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit