🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.48 AU - 0.54 AU

Year: 232 Days

Day: 42.1 Hours

Environment

Temp: -111 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.57 AU - 0.61 AU

Year: 288 Days

Day: 37.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 34,603,722 km

• M1: 345,122 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.55 AU - 0.69 AU

Year: 310 Days

Day: 37.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.1

Radius: 9.8

Gravity: 9.91 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.8 AU - 1.12 AU

Year: 598 Days

Day: 14.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 34,603,722 km

• M1: 174,581 km (0.104 R)
• M2: 249,380 km (0.116 R)
• M3: 332,257 km (0.098 R)
• M4: 400,025 km (0.109 R)
• M5: 469,588 km (0.112 R)
• M6: 566,826 km (0.112 R)
• M7: 632,799 km (0.101 R)
• M8: 742,454 km (0.051 R)
• M9: 810,521 km (0.098 R)
• M10: 880,832 km (0.074 R)
• M11: 1,159,533 km (0.092 R)
• M12: 1,258,716 km (0.114 R)
• M13: 1,406,519 km (0.092 R)
• M14: 1,492,688 km (0.056 R)
• M15: 1,580,651 km (0.073 R)
• M16: 1,663,528 km (0.106 R)
• M17: 1,754,933 km (0.097 R)
• M18: 1,833,621 km (0.113 R)
• M19: 2,206,718 km (0.056 R)
• M20: 2,386,236 km (0.086 R)
• M21: 2,538,377 km (0.092 R)
• M22: 2,619,758 km (0.083 R)
• M23: 2,852,233 km (0.084 R)
• M24: 3,204,985 km (0.104 R)
• M25: 3,284,272 km (0.103 R)
• M26: 3,400,060 km (0.118 R)
• M27: 3,480,993 km (0.095 R)
• M28: 3,885,954 km (0.101 R)
• M29: 4,075,196 km (0.116 R)
• M30: 4,180,512 km (0.073 R)
• M31: 4,354,794 km (0.082 R)
• M32: 4,591,009 km (0.094 R)
• M33: 4,932,990 km (0.114 R)
• M34: 5,024,843 km (0.09 R)
• M35: 5,117,294 km (0.116 R)
• M36: 5,241,461 km (0.103 R)
• M37: 5,335,258 km (0.087 R)
• M38: 5,398,239 km (0.093 R)
• M39: 5,503,556 km (0.093 R)
• M40: 5,630,714 km (0.117 R)
• M41: 5,705,513 km (0.095 R)
• M42: 5,834,317 km (0.112 R)
• M43: 5,899,093 km (0.108 R)
• M44: 6,007,701 km (0.092 R)
• M45: 6,270,844 km (0.09 R)
• M46: 6,470,706 km (0.068 R)
• M47: 6,582,755 km (0.096 R)
• M48: 6,751,950 km (0.053 R)
• M49: 7,083,010 km (0.038 R)
• M50: 7,291,251 km (0.053 R)
• M51: 7,525,072 km (0.077 R)
• M52: 7,773,255 km (0.114 R)
• M53: 7,880,367 km (0.11 R)
• M54: 8,000,045 km (0.091 R)
• M55: 8,144,407 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.8

Radius: 13.2

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.85 AU - 1.25 AU

Year: 684 Days

Day: 15 Hours

Environment

Temp: -167 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 34,603,722 km

• M1: 165,605 km (0.082 R)
• M2: 259,552 km (0.066 R)
• M3: 367,412 km (0.052 R)
• M4: 462,856 km (0.078 R)
• M5: 551,717 km (0.053 R)
• M6: 636,539 km (0.078 R)
• M7: 822,190 km (0.084 R)
• M8: 909,106 km (0.109 R)
• M9: 1,055,413 km (0.117 R)
• M10: 1,161,029 km (0.108 R)
• M11: 1,305,989 km (0.092 R)
• M12: 1,425,668 km (0.091 R)
• M13: 1,522,009 km (0.071 R)
• M14: 1,710,203 km (0.118 R)
• M15: 1,871,320 km (0.11 R)
• M16: 2,019,422 km (0.092 R)
• M17: 2,104,244 km (0.046 R)
• M18: 2,221,379 km (0.09 R)
• M19: 2,468,664 km (0.097 R)
• M20: 2,685,132 km (0.116 R)
• M21: 2,785,662 km (0.106 R)
• M22: 2,935,409 km (0.101 R)
• M23: 3,137,067 km (0.107 R)
• M24: 3,264,525 km (0.115 R)
• M25: 3,401,108 km (0.104 R)
• M26: 3,561,626 km (0.086 R)
• M27: 3,732,168 km (0.12 R)
• M28: 3,875,034 km (0.11 R)
• M29: 3,989,326 km (0.074 R)
• M30: 4,143,263 km (0.095 R)
• M31: 4,252,319 km (0.118 R)
• M32: 4,706,199 km (0.098 R)
• M33: 4,820,043 km (0.091 R)
• M34: 4,976,074 km (0.06 R)
• M35: 5,125,522 km (0.11 R)
• M36: 5,242,807 km (0.115 R)
• M37: 5,403,325 km (0.078 R)
• M38: 5,488,596 km (0.11 R)
• M39: 5,764,156 km (0.116 R)
• M40: 5,938,886 km (0.099 R)
• M41: 6,053,328 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.2

Radius: 10.3

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.16 AU - 1.88 AU

Year: 1192 Days

Day: 14.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 34,603,722 km

• M1: 138,976 km (0.059 R)
• M2: 242,049 km (0.094 R)
• M3: 324,478 km (0.085 R)
• M4: 406,158 km (0.026 R)
• M5: 512,672 km (0.108 R)
• M6: 606,919 km (0.099 R)
• M7: 860,936 km (0.087 R)
• M8: 983,157 km (0.087 R)
• M9: 1,126,322 km (0.064 R)
• M10: 1,200,673 km (0.098 R)
• M11: 1,292,077 km (0.118 R)
• M12: 1,506,899 km (0.092 R)
• M13: 1,589,328 km (0.106 R)
• M14: 1,908,420 km (0.087 R)
• M15: 2,007,155 km (0.057 R)
• M16: 2,107,684 km (0.102 R)
• M17: 2,342,703 km (0.096 R)
• M18: 2,487,813 km (0.051 R)
• M19: 2,596,271 km (0.058 R)
• M20: 2,686,030 km (0.118 R)
• M21: 2,889,632 km (0.062 R)
• M22: 2,993,304 km (0.111 R)
• M23: 3,119,415 km (0.071 R)
• M24: 3,204,386 km (0.087 R)
• M25: 3,420,555 km (0.109 R)
• M26: 3,776,299 km (0.029 R)
• M27: 3,901,363 km (0.118 R)
• M28: 4,074,148 km (0.052 R)
• M29: 4,225,990 km (0.119 R)
• M30: 4,344,023 km (0.1 R)
• M31: 4,705,003 km (0.109 R)
• M32: 5,063,140 km (0.112 R)
• M33: 5,507,146 km (0.042 R)
• M34: 5,597,504 km (0.118 R)
• M35: 5,950,555 km (0.072 R)
• M36: 6,149,968 km (0.097 R)
• M37: 6,364,941 km (0.101 R)
• M38: 6,446,172 km (0.095 R)
• M39: 6,514,239 km (0.106 R)
• M40: 6,637,209 km (0.12 R)
• M41: 6,899,603 km (0.079 R)
• M42: 6,996,992 km (0.047 R)
• M43: 7,081,066 km (0.097 R)
• M44: 7,606,005 km (0.119 R)
• M45: 7,822,473 km (0.066 R)
• M46: 7,938,860 km (0.096 R)
• M47: 8,143,659 km (0.085 R)
• M48: 8,246,882 km (0.077 R)
• M49: 8,633,592 km (0.106 R)
• M50: 8,814,157 km (0.091 R)
• M51: 9,271,029 km (0.1 R)
• M52: 9,394,148 km (0.111 R)
• M53: 9,533,274 km (0.119 R)
• M54: 9,970,698 km (0.062 R)
• M55: 10,590,931 km (0.09 R)
• M56: 10,735,742 km (0.103 R)
• M57: 10,848,987 km (0.091 R)
• M58: 10,930,069 km (0.04 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.7

Radius: 14.5

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.19 AU - 1.93 AU

Year: 1239 Days

Day: 6.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 34,603,722 km

• M1: 277,803 km (0.098 R)
• M2: 373,845 km (0.083 R)
• M3: 506,538 km (0.102 R)
• M4: 634,594 km (0.104 R)
• M5: 783,145 km (0.042 R)
• M6: 1,022,651 km (0.08 R)
• M7: 1,210,696 km (0.067 R)
• M8: 1,641,687 km (0.071 R)
• M9: 1,796,072 km (0.098 R)
• M10: 1,895,255 km (0.11 R)
• M11: 2,151,367 km (0.111 R)
• M12: 2,267,904 km (0.111 R)
• M13: 2,529,550 km (0.105 R)
• M14: 2,630,379 km (0.112 R)
• M15: 2,766,813 km (0.065 R)
• M16: 2,870,783 km (0.106 R)
• M17: 2,987,918 km (0.08 R)
• M18: 3,118,667 km (0.115 R)
• M19: 3,239,243 km (0.079 R)
• M20: 3,673,825 km (0.037 R)
• M21: 3,788,716 km (0.05 R)
• M22: 4,035,103 km (0.054 R)
• M23: 4,127,256 km (0.106 R)
• M24: 4,367,510 km (0.099 R)
• M25: 4,516,509 km (0.095 R)
• M26: 5,002,553 km (0.107 R)
• M27: 5,359,942 km (0.094 R)
• M28: 5,461,519 km (0.081 R)
• M29: 5,696,238 km (0.088 R)
• M30: 5,844,639 km (0.08 R)
• M31: 6,024,456 km (0.101 R)
• M32: 6,130,222 km (0.072 R)
• M33: 6,574,976 km (0.111 R)
• M34: 6,746,565 km (0.037 R)
• M35: 6,856,370 km (0.044 R)
• M36: 7,302,171 km (0.055 R)
• M37: 7,561,125 km (0.067 R)
• M38: 7,872,588 km (0.058 R)
• M39: 8,171,634 km (0.108 R)
• M40: 8,305,674 km (0.077 R)
• M41: 9,108,566 km (0.049 R)
• M42: 9,317,554 km (0.092 R)
• M43: 9,775,772 km (0.108 R)
• M44: 10,169,364 km (0.113 R)
• M45: 10,313,726 km (0.116 R)
• M46: 10,549,941 km (0.067 R)
• M47: 10,751,150 km (0.075 R)
• M48: 10,972,106 km (0.071 R)
• M49: 11,101,808 km (0.068 R)
• M50: 11,231,808 km (0.102 R)
• M51: 11,568,852 km (0.119 R)
• M52: 11,700,797 km (0.09 R)
• M53: 12,541,687 km (0.03 R)
• M54: 12,716,118 km (0.108 R)
• M55: 13,086,971 km (0.109 R)
• M56: 13,263,946 km (0.032 R)

Planet 8 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.2

Radius: 10.4

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.56 AU - 2.2 AU

Year: 1639 Days

Day: 5.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 34,603,722 km

• M1: 131,646 km (0.114 R)
• M2: 239,656 km (0.116 R)
• M3: 355,893 km (0.094 R)
• M4: 471,981 km (0.092 R)
• M5: 575,802 km (0.092 R)
• M6: 645,066 km (0.095 R)
• M7: 832,363 km (0.089 R)
• M8: 1,055,114 km (0.04 R)
• M9: 1,196,484 km (0.119 R)
• M10: 1,306,887 km (0.101 R)
• M11: 1,430,455 km (0.103 R)
• M12: 1,588,131 km (0.056 R)
• M13: 1,710,203 km (0.034 R)
• M14: 1,942,229 km (0.112 R)
• M15: 2,184,877 km (0.082 R)
• M16: 2,355,867 km (0.082 R)
• M17: 2,484,222 km (0.069 R)
• M18: 2,555,281 km (0.099 R)
• M19: 2,638,906 km (0.092 R)
• M20: 2,747,963 km (0.036 R)
• M21: 2,821,416 km (0.059 R)
• M22: 2,957,999 km (0.117 R)
• M23: 3,263,627 km (0.085 R)
• M24: 3,328,702 km (0.09 R)
• M25: 3,539,635 km (0.112 R)
• M26: 3,974,666 km (0.111 R)
• M27: 4,198,614 km (0.066 R)
• M28: 4,269,374 km (0.03 R)
• M29: 4,527,879 km (0.118 R)
• M30: 4,673,587 km (0.098 R)
• M31: 5,120,436 km (0.114 R)
• M32: 5,226,650 km (0.059 R)
• M33: 5,333,613 km (0.073 R)
• M34: 5,518,815 km (0.099 R)
• M35: 5,737,527 km (0.074 R)
• M36: 6,102,995 km (0.078 R)
• M37: 6,215,792 km (0.065 R)
• M38: 6,345,493 km (0.107 R)
• M39: 6,673,711 km (0.063 R)
• M40: 6,756,737 km (0.091 R)
• M41: 7,467,028 km (0.062 R)
• M42: 7,570,400 km (0.115 R)
• M43: 7,901,161 km (0.086 R)
• M44: 7,971,323 km (0.077 R)
• M45: 8,236,560 km (0.095 R)
• M46: 8,450,784 km (0.085 R)
• M47: 8,594,697 km (0.077 R)
• M48: 8,958,070 km (0.053 R)
• M49: 9,031,373 km (0.095 R)
• M50: 9,123,226 km (0.109 R)
• M51: 9,437,830 km (0.049 R)
• M52: 9,662,227 km (0.11 R)
• M53: 9,737,325 km (0.081 R)
• M54: 9,869,271 km (0.072 R)
• M55: 10,480,378 km (0.099 R)
• M56: 10,615,615 km (0.083 R)
• M57: 10,790,494 km (0.118 R)
• M58: 11,044,661 km (0.11 R)
• M59: 11,261,429 km (0.099 R)
• M60: 11,360,313 km (0.101 R)
• M61: 11,859,371 km (0.095 R)
• M62: 12,631,745 km (0.105 R)
• M63: 12,920,469 km (0.101 R)
• M64: 13,086,373 km (0.102 R)
• M65: 13,253,025 km (0.113 R)
• M66: 13,336,650 km (0.079 R)
• M67: 13,483,406 km (0.034 R)
• M68: 13,588,423 km (0.116 R)
• M69: 13,905,421 km (0.09 R)
• M70: 14,075,514 km (0.079 R)
• M71: 14,203,570 km (0.107 R)
• M72: 14,331,925 km (0.087 R)

Asteroid Belt

Center: 2.31 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.6

Radius: 12.6

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.4 AU - 3.06 AU

Year: 2868 Days

Day: 9.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 34,603,722 km

• M1: 164,558 km (0.081 R)
• M2: 282,740 km (0.077 R)
• M3: 452,384 km (0.067 R)
• M4: 705,803 km (0.115 R)
• M5: 1,158,187 km (0.082 R)
• M6: 1,541,905 km (0.042 R)
• M7: 1,822,700 km (0.043 R)
• M8: 1,929,065 km (0.1 R)
• M9: 2,482,577 km (0.113 R)
• M10: 2,792,843 km (0.036 R)
• M11: 3,062,867 km (0.063 R)
• M12: 3,451,073 km (0.116 R)
• M13: 4,441,561 km (0.101 R)
• M14: 4,562,286 km (0.111 R)
• M15: 4,745,394 km (0.096 R)
• M16: 5,018,410 km (0.115 R)
• M17: 5,347,825 km (0.054 R)
• M18: 5,554,120 km (0.045 R)
• M19: 6,256,033 km (0.119 R)
• M20: 7,000,283 km (0.075 R)
• M21: 7,084,656 km (0.086 R)
• M22: 7,656,269 km (0.099 R)
• M23: 8,124,212 km (0.082 R)
• M24: 8,242,693 km (0.071 R)
• M25: 8,601,728 km (0.078 R)
• M26: 8,874,295 km (0.088 R)
• M27: 9,226,748 km (0.096 R)
• M28: 9,381,432 km (0.103 R)
• M29: 9,490,190 km (0.077 R)
• M30: 9,787,590 km (0.083 R)

Planet 10 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.8

Radius: 10

Gravity: 6.86 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 4.11 AU - 4.95 AU

Year: 6130 Days

Day: 9.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 34,603,722 km

• M1: 164,109 km (0.056 R)
• M2: 229,334 km (0.082 R)
• M3: 303,534 km (0.037 R)
• M4: 722,259 km (0.055 R)
• M5: 832,512 km (0.075 R)
• M6: 919,279 km (0.075 R)
• M7: 1,891,964 km (0.083 R)
• M8: 2,107,385 km (0.066 R)
• M9: 2,228,410 km (0.051 R)
• M10: 2,456,397 km (0.05 R)
• M11: 3,070,496 km (0.063 R)
• M12: 3,185,238 km (0.058 R)
• M13: 3,301,326 km (0.034 R)
• M14: 3,395,124 km (0.081 R)
• M15: 4,564,231 km (0.035 R)
• M16: 4,748,236 km (0.112 R)
• M17: 6,018,023 km (0.108 R)
• M18: 6,162,086 km (0.071 R)
• M19: 8,010,517 km (0.089 R)
• M20: 8,586,619 km (0.078 R)
• M21: 8,684,007 km (0.101 R)
• M22: 9,011,028 km (0.069 R)
• M23: 11,447,528 km (0.06 R)
• M24: 11,734,158 km (0.098 R)
• M25: 11,806,264 km (0.03 R)
• M26: 12,387,900 km (0.112 R)
• M27: 12,904,462 km (0.105 R)
• M28: 13,578,999 km (0.098 R)
• M29: 13,844,385 km (0.093 R)
• M30: 14,034,973 km (0.113 R)
• M31: 14,149,864 km (0.114 R)
• M32: 14,303,352 km (0.083 R)
• M33: 14,612,271 km (0.052 R)
• M34: 14,845,195 km (0.098 R)
• M35: 15,001,226 km (0.1 R)
• M36: 15,197,199 km (0.08 R)
• M37: 15,869,342 km (0.087 R)
• M38: 16,349,701 km (0.079 R)
• M39: 17,612,606 km (0.097 R)
• M40: 19,160,645 km (0.048 R)
• M41: 20,187,933 km (0.091 R)
• M42: 20,795,450 km (0.06 R)
• M43: 21,013,863 km (0.116 R)
• M44: 21,673,740 km (0.083 R)
• M45: 22,340,497 km (0.096 R)
• M46: 23,602,804 km (0.06 R)
• M47: 23,967,823 km (0.071 R)
• M48: 24,059,377 km (0.103 R)
• M49: 25,027,425 km (0.101 R)
• M50: 25,446,299 km (0.101 R)
• M51: 25,539,648 km (0.112 R)
• M52: 25,961,214 km (0.083 R)
• M53: 26,055,312 km (0.069 R)
• M54: 26,385,175 km (0.051 R)
• M55: 26,621,689 km (0.026 R)
• M56: 27,049,240 km (0.107 R)
• M57: 27,383,292 km (0.085 R)
• M58: 27,670,669 km (0.064 R)
• M59: 28,055,585 km (0.059 R)
• M60: 29,318,340 km (0.098 R)
• M61: 29,661,518 km (0.087 R)
• M62: 30,154,144 km (0.116 R)
• M63: 30,252,878 km (0.107 R)
• M64: 30,649,313 km (0.108 R)
• M65: 30,798,462 km (0.085 R)
• M66: 31,097,358 km (0.069 R)
• M67: 31,297,221 km (0.061 R)
• M68: 31,397,302 km (0.091 R)
• M69: 32,000,032 km (0.104 R)
• M70: 32,454,510 km (0.116 R)
• M71: 33,318,887 km (0.111 R)
• M72: 33,728,186 km (0.067 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 16,590 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit