🌌 Stone's Star System Generator

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294

Radius: 8.5

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.63 AU - 0.65 AU

Year: 341 Days

Day: 11.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 14,393,928 km

• M1: 106,663 km (0.047 R)
• M2: 186,249 km (0.058 R)
• M3: 253,718 km (0.119 R)
• M4: 312,061 km (0.11 R)
• M5: 390,600 km (0.118 R)
• M6: 451,636 km (0.117 R)
• M7: 537,954 km (0.107 R)
• M8: 610,359 km (0.056 R)
• M9: 698,472 km (0.105 R)
• M10: 775,366 km (0.114 R)
• M11: 871,707 km (0.043 R)
• M12: 931,546 km (0.09 R)
• M13: 1,055,712 km (0.085 R)
• M14: 1,134,401 km (0.1 R)
• M15: 1,189,153 km (0.111 R)
• M16: 1,370,765 km (0.107 R)
• M17: 1,465,012 km (0.078 R)
• M18: 1,631,215 km (0.107 R)
• M19: 1,795,174 km (0.105 R)
• M20: 1,850,974 km (0.068 R)
• M21: 1,938,040 km (0.09 R)
• M22: 2,008,800 km (0.103 R)
• M23: 2,102,897 km (0.109 R)
• M24: 2,295,729 km (0.105 R)
• M25: 2,375,315 km (0.097 R)
• M26: 2,441,736 km (0.099 R)
• M27: 2,523,118 km (0.119 R)
• M28: 2,664,039 km (0.101 R)
• M29: 2,857,768 km (0.096 R)
• M30: 3,020,231 km (0.118 R)
• M31: 3,092,338 km (0.066 R)
• M32: 3,375,676 km (0.066 R)
• M33: 3,461,246 km (0.087 R)
• M34: 3,585,562 km (0.107 R)
• M35: 3,656,471 km (0.079 R)
• M36: 3,788,566 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.3

Radius: 8.1

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.65 AU - 0.83 AU

Year: 424 Days

Day: 6.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 14,393,928 km

• M1: 100,829 km (0.107 R)
• M2: 152,440 km (0.08 R)
• M3: 220,806 km (0.078 R)
• M4: 274,811 km (0.044 R)
• M5: 345,421 km (0.102 R)
• M6: 410,497 km (0.066 R)
• M7: 508,334 km (0.118 R)
• M8: 610,509 km (0.07 R)
• M9: 674,387 km (0.113 R)
• M10: 757,115 km (0.101 R)
• M11: 816,804 km (0.036 R)
• M12: 880,533 km (0.027 R)
• M13: 943,663 km (0.099 R)
• M14: 1,045,091 km (0.115 R)
• M15: 1,128,566 km (0.073 R)
• M16: 1,253,780 km (0.048 R)
• M17: 1,345,633 km (0.027 R)
• M18: 1,404,275 km (0.109 R)
• M19: 1,460,823 km (0.074 R)
• M20: 1,585,438 km (0.067 R)
• M21: 1,675,795 km (0.102 R)
• M22: 1,907,672 km (0.108 R)
• M23: 2,010,745 km (0.083 R)
• M24: 2,068,041 km (0.098 R)
• M25: 2,125,935 km (0.101 R)
• M26: 2,212,104 km (0.119 R)
• M27: 2,271,344 km (0.108 R)
• M28: 2,380,701 km (0.1 R)
• M29: 2,510,103 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.1

Radius: 13

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.79 AU - 0.85 AU

Year: 495 Days

Day: 6.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 14,393,928 km

• M1: 164,109 km (0.077 R)
• M2: 260,599 km (0.072 R)
• M3: 352,303 km (0.099 R)
• M4: 441,314 km (0.056 R)
• M5: 543,938 km (0.091 R)
• M6: 663,018 km (0.08 R)
• M7: 785,538 km (0.113 R)
• M8: 874,549 km (0.052 R)
• M9: 981,811 km (0.118 R)
• M10: 1,124,826 km (0.09 R)
• M11: 1,271,283 km (0.116 R)
• M12: 1,394,851 km (0.047 R)
• M13: 1,505,553 km (0.094 R)
• M14: 1,628,223 km (0.069 R)
• M15: 1,736,233 km (0.074 R)
• M16: 1,841,999 km (0.098 R)
• M17: 2,012,091 km (0.051 R)
• M18: 2,123,691 km (0.09 R)
• M19: 2,237,386 km (0.064 R)
• M20: 2,327,892 km (0.103 R)
• M21: 2,414,510 km (0.092 R)
• M22: 2,559,470 km (0.111 R)
• M23: 2,755,892 km (0.106 R)
• M24: 2,869,586 km (0.12 R)
• M25: 3,051,348 km (0.11 R)
• M26: 3,169,231 km (0.069 R)
• M27: 3,282,776 km (0.098 R)
• M28: 3,386,297 km (0.098 R)
• M29: 3,485,032 km (0.047 R)
• M30: 3,685,493 km (0.105 R)
• M31: 3,793,204 km (0.099 R)
• M32: 4,005,633 km (0.094 R)
• M33: 4,128,752 km (0.073 R)
• M34: 4,247,084 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.6

Radius: 10

Gravity: 8.65 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.07 AU - 1.11 AU

Year: 759 Days

Day: 7.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 14,393,928 km

• M1: 133,591 km (0.033 R)
• M2: 200,461 km (0.096 R)
• M3: 297,700 km (0.096 R)
• M4: 640,728 km (0.067 R)
• M5: 732,730 km (0.108 R)
• M6: 794,963 km (0.088 R)
• M7: 1,037,611 km (0.047 R)
• M8: 1,115,103 km (0.037 R)
• M9: 1,221,766 km (0.077 R)
• M10: 1,331,870 km (0.062 R)
• M11: 1,438,234 km (0.114 R)
• M12: 1,562,400 km (0.113 R)
• M13: 1,713,195 km (0.073 R)
• M14: 1,845,140 km (0.034 R)
• M15: 1,924,577 km (0.098 R)
• M16: 2,062,057 km (0.107 R)
• M17: 2,312,783 km (0.106 R)
• M18: 2,582,358 km (0.078 R)
• M19: 2,653,567 km (0.087 R)
• M20: 2,770,702 km (0.111 R)
• M21: 2,871,232 km (0.059 R)
• M22: 3,010,358 km (0.064 R)
• M23: 3,451,073 km (0.104 R)
• M24: 3,589,152 km (0.113 R)
• M25: 3,669,037 km (0.106 R)
• M26: 3,769,567 km (0.089 R)
• M27: 3,911,984 km (0.082 R)
• M28: 4,076,991 km (0.114 R)
• M29: 4,244,241 km (0.1 R)
• M30: 4,328,764 km (0.103 R)
• M31: 4,403,264 km (0.065 R)
• M32: 4,520,997 km (0.096 R)
• M33: 4,902,921 km (0.092 R)
• M34: 5,025,142 km (0.072 R)
• M35: 5,193,290 km (0.07 R)
• M36: 5,512,532 km (0.112 R)
• M37: 5,593,315 km (0.093 R)
• M38: 5,674,397 km (0.104 R)
• M39: 6,026,849 km (0.098 R)
• M40: 6,157,897 km (0.111 R)
• M41: 6,277,875 km (0.053 R)
• M42: 6,398,600 km (0.1 R)
• M43: 6,520,074 km (0.081 R)
• M44: 6,703,929 km (0.117 R)
• M45: 6,814,931 km (0.059 R)
• M46: 7,051,445 km (0.084 R)
• M47: 7,227,372 km (0.084 R)
• M48: 7,328,650 km (0.102 R)
• M49: 7,660,907 km (0.098 R)
• M50: 7,777,145 km (0.103 R)
• M51: 8,155,478 km (0.061 R)
• M52: 8,234,465 km (0.048 R)
• M53: 8,340,231 km (0.108 R)
• M54: 8,579,887 km (0.085 R)
• M55: 8,660,370 km (0.072 R)
• M56: 8,821,936 km (0.085 R)
• M57: 9,011,626 km (0.082 R)
• M58: 9,216,575 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.4

Radius: 9.7

Gravity: 9.73 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.01 AU - 1.23 AU

Year: 790 Days

Day: 7.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 14,393,928 km

• M1: 120,875 km (0.028 R)
• M2: 200,312 km (0.098 R)
• M3: 261,796 km (0.055 R)
• M4: 337,942 km (0.101 R)
• M5: 406,308 km (0.095 R)
• M6: 500,106 km (0.086 R)
• M7: 764,296 km (0.1 R)
• M8: 941,270 km (0.12 R)
• M9: 1,058,106 km (0.088 R)
• M10: 1,145,620 km (0.114 R)
• M11: 1,292,376 km (0.092 R)
• M12: 1,445,564 km (0.106 R)
• M13: 1,628,223 km (0.066 R)
• M14: 1,802,355 km (0.106 R)
• M15: 1,974,393 km (0.098 R)
• M16: 2,058,168 km (0.066 R)
• M17: 2,186,373 km (0.039 R)
• M18: 2,246,960 km (0.083 R)
• M19: 2,396,857 km (0.062 R)
• M20: 2,541,069 km (0.057 R)
• M21: 2,632,623 km (0.114 R)
• M22: 2,809,598 km (0.033 R)
• M23: 3,058,379 km (0.117 R)
• M24: 3,354,283 km (0.12 R)
• M25: 3,587,507 km (0.116 R)
• M26: 3,836,587 km (0.067 R)
• M27: 4,177,521 km (0.068 R)
• M28: 4,351,652 km (0.11 R)
• M29: 4,550,468 km (0.077 R)
• M30: 4,617,338 km (0.107 R)
• M31: 4,718,466 km (0.103 R)
• M32: 4,854,301 km (0.046 R)
• M33: 5,037,559 km (0.09 R)
• M34: 5,153,198 km (0.086 R)
• M35: 5,234,729 km (0.114 R)
• M36: 5,541,255 km (0.109 R)
• M37: 5,720,922 km (0.071 R)
• M38: 5,793,178 km (0.025 R)
• M39: 5,975,537 km (0.075 R)
• M40: 6,135,009 km (0.079 R)
• M41: 6,333,226 km (0.061 R)
• M42: 6,495,988 km (0.111 R)
• M43: 6,915,012 km (0.09 R)
• M44: 7,082,562 km (0.059 R)
• M45: 7,173,367 km (0.116 R)
• M46: 7,303,817 km (0.083 R)
• M47: 7,369,191 km (0.072 R)
• M48: 7,500,837 km (0.087 R)
• M49: 7,580,124 km (0.073 R)
• M50: 7,953,969 km (0.036 R)
• M51: 8,061,829 km (0.064 R)
• M52: 8,224,592 km (0.107 R)
• M53: 8,333,798 km (0.12 R)
• M54: 8,622,672 km (0.059 R)
• M55: 8,984,699 km (0.119 R)
• M56: 9,055,010 km (0.11 R)
• M57: 9,167,657 km (0.109 R)
• M58: 9,252,628 km (0.075 R)
• M59: 9,494,378 km (0.107 R)
• M60: 9,566,036 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.7

Radius: 13.6

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 3.24 AU - 3.28 AU

Year: 3925 Days

Day: 10.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 14,393,928 km

• M1: 327,919 km (0.082 R)
• M2: 433,834 km (0.114 R)
• M3: 727,345 km (0.091 R)
• M4: 844,181 km (0.106 R)
• M5: 930,349 km (0.107 R)
• M6: 1,072,467 km (0.083 R)
• M7: 1,180,776 km (0.099 R)
• M8: 1,668,615 km (0.074 R)
• M9: 2,044,554 km (0.082 R)
• M10: 2,375,614 km (0.12 R)
• M11: 2,502,024 km (0.04 R)
• M12: 2,818,723 km (0.114 R)
• M13: 3,050,151 km (0.116 R)
• M14: 3,287,862 km (0.112 R)
• M15: 3,388,841 km (0.109 R)
• M16: 3,552,501 km (0.109 R)
• M17: 3,718,853 km (0.069 R)
• M18: 4,124,563 km (0.068 R)
• M19: 4,343,873 km (0.066 R)
• M20: 4,477,315 km (0.06 R)
• M21: 4,955,280 km (0.091 R)
• M22: 5,521,807 km (0.101 R)
• M23: 5,691,002 km (0.043 R)
• M24: 6,359,555 km (0.031 R)
• M25: 7,027,061 km (0.105 R)
• M26: 7,158,109 km (0.108 R)
• M27: 7,449,076 km (0.116 R)
• M28: 7,771,011 km (0.119 R)
• M29: 8,567,919 km (0.098 R)
• M30: 8,933,686 km (0.045 R)
• M31: 9,506,346 km (0.079 R)
• M32: 9,767,993 km (0.119 R)
• M33: 10,091,124 km (0.108 R)
• M34: 10,358,007 km (0.114 R)
• M35: 10,959,690 km (0.058 R)
• M36: 11,479,991 km (0.041 R)
• M37: 12,008,371 km (0.071 R)
• M38: 13,153,692 km (0.079 R)
• M39: 13,283,094 km (0.061 R)
• M40: 13,673,844 km (0.114 R)
• M41: 14,068,483 km (0.037 R)
• M42: 14,433,502 km (0.117 R)
• M43: 14,936,300 km (0.1 R)
• M44: 15,071,387 km (0.061 R)
• M45: 15,410,825 km (0.089 R)
• M46: 17,004,790 km (0.118 R)
• M47: 17,535,862 km (0.111 R)
• M48: 17,714,033 km (0.112 R)
• M49: 17,821,295 km (0.075 R)
• M50: 17,928,706 km (0.119 R)
• M51: 18,324,542 km (0.063 R)
• M52: 18,832,577 km (0.091 R)
• M53: 19,271,646 km (0.074 R)
• M54: 19,382,050 km (0.116 R)
• M55: 20,309,557 km (0.116 R)
• M56: 20,609,351 km (0.119 R)
• M57: 21,061,884 km (0.096 R)
• M58: 21,289,423 km (0.072 R)
• M59: 21,517,709 km (0.029 R)
• M60: 22,710,303 km (0.094 R)
• M61: 22,904,780 km (0.07 R)
• M62: 23,216,842 km (0.078 R)
• M63: 23,451,860 km (0.093 R)
• M64: 23,924,439 km (0.09 R)
• M65: 24,082,564 km (0.025 R)
• M66: 24,241,138 km (0.1 R)
• M67: 24,400,011 km (0.067 R)
• M68: 24,559,333 km (0.026 R)
• M69: 24,878,724 km (0.034 R)
• M70: 26,007,889 km (0.119 R)
• M71: 26,783,704 km (0.066 R)
• M72: 26,906,823 km (0.071 R)
• M73: 27,236,237 km (0.12 R)
• M74: 27,442,832 km (0.11 R)
• M75: 27,608,437 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.6

Radius: 12.6

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.77 AU - 3.89 AU

Year: 4052 Days

Day: 14.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 14,393,928 km

• M1: 207,941 km (0.111 R)
• M2: 306,975 km (0.092 R)
• M3: 396,584 km (0.081 R)
• M4: 499,208 km (0.094 R)
• M5: 605,273 km (0.118 R)
• M6: 1,250,788 km (0.103 R)
• M7: 1,961,378 km (0.102 R)
• M8: 2,245,314 km (0.065 R)
• M9: 2,584,453 km (0.061 R)
• M10: 2,767,261 km (0.108 R)
• M11: 2,896,514 km (0.082 R)
• M12: 3,027,711 km (0.114 R)
• M13: 3,175,963 km (0.067 R)
• M14: 3,281,280 km (0.058 R)
• M15: 3,841,075 km (0.063 R)
• M16: 4,347,165 km (0.119 R)
• M17: 4,667,902 km (0.025 R)
• M18: 4,839,790 km (0.114 R)
• M19: 4,961,413 km (0.09 R)
• M20: 5,243,256 km (0.057 R)
• M21: 5,878,299 km (0.112 R)
• M22: 6,082,949 km (0.055 R)
• M23: 6,327,990 km (0.109 R)
• M24: 6,769,304 km (0.068 R)
• M25: 7,300,226 km (0.102 R)
• M26: 7,480,342 km (0.1 R)
• M27: 7,702,346 km (0.087 R)
• M28: 7,803,923 km (0.075 R)
• M29: 7,906,098 km (0.115 R)
• M30: 8,235,812 km (0.05 R)
• M31: 8,549,070 km (0.108 R)
• M32: 8,675,480 km (0.094 R)
• M33: 8,823,731 km (0.108 R)
• M34: 9,841,146 km (0.074 R)
• M35: 10,040,111 km (0.1 R)
• M36: 10,173,553 km (0.118 R)
• M37: 10,713,302 km (0.094 R)
• M38: 11,101,359 km (0.104 R)
• M39: 11,378,115 km (0.098 R)
• M40: 11,985,333 km (0.09 R)
• M41: 13,182,864 km (0.034 R)
• M42: 13,919,633 km (0.079 R)
• M43: 14,118,449 km (0.106 R)
• M44: 14,218,081 km (0.089 R)
• M45: 14,418,243 km (0.12 R)
• M46: 14,694,999 km (0.089 R)
• M47: 14,973,550 km (0.103 R)
• M48: 15,381,803 km (0.096 R)
• M49: 15,742,034 km (0.074 R)
• M50: 15,897,317 km (0.08 R)
• M51: 16,001,138 km (0.083 R)
• M52: 16,131,138 km (0.105 R)
• M53: 16,313,797 km (0.105 R)
• M54: 16,549,713 km (0.061 R)
• M55: 16,654,881 km (0.11 R)
• M56: 17,077,943 km (0.093 R)
• M57: 17,344,078 km (0.113 R)
• M58: 17,450,891 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.7

Radius: 10.1

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.6 AU - 3.76 AU

Year: 4708 Days

Day: 6.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 14,393,928 km

• M1: 126,859 km (0.079 R)
• M2: 289,921 km (0.094 R)
• M3: 367,562 km (0.07 R)
• M4: 436,377 km (0.106 R)
• M5: 570,117 km (0.098 R)
• M6: 689,347 km (0.115 R)
• M7: 763,697 km (0.062 R)
• M8: 880,982 km (0.107 R)
• M9: 1,090,568 km (0.065 R)
• M10: 1,316,611 km (0.059 R)
• M11: 1,598,004 km (0.117 R)
• M12: 1,668,764 km (0.05 R)
• M13: 1,761,515 km (0.116 R)
• M14: 1,887,776 km (0.086 R)
• M15: 2,285,107 km (0.108 R)
• M16: 2,365,442 km (0.052 R)
• M17: 2,505,316 km (0.086 R)
• M18: 2,636,214 km (0.087 R)
• M19: 2,805,858 km (0.082 R)
• M20: 3,054,789 km (0.074 R)
• M21: 3,156,365 km (0.037 R)
• M22: 3,389,140 km (0.113 R)
• M23: 3,640,913 km (0.102 R)
• M24: 3,816,690 km (0.078 R)
• M25: 3,995,460 km (0.101 R)
• M26: 4,106,761 km (0.115 R)
• M27: 5,246,098 km (0.074 R)
• M28: 5,368,170 km (0.041 R)
• M29: 5,445,063 km (0.063 R)
• M30: 5,677,838 km (0.109 R)
• M31: 6,201,281 km (0.059 R)
• M32: 6,379,302 km (0.106 R)
• M33: 6,674,159 km (0.078 R)
• M34: 7,277,488 km (0.116 R)
• M35: 7,602,863 km (0.104 R)
• M36: 8,073,498 km (0.074 R)
• M37: 8,303,579 km (0.118 R)
• M38: 8,374,788 km (0.086 R)
• M39: 8,446,296 km (0.104 R)
• M40: 8,571,659 km (0.049 R)
• M41: 8,661,717 km (0.087 R)
• M42: 9,079,843 km (0.095 R)
• M43: 9,374,551 km (0.09 R)
• M44: 9,841,595 km (0.112 R)
• M45: 10,316,120 km (0.093 R)
• M46: 10,450,309 km (0.067 R)
• M47: 10,817,422 km (0.113 R)
• M48: 11,247,965 km (0.043 R)
• M49: 11,366,446 km (0.114 R)
• M50: 11,544,767 km (0.107 R)
• M51: 11,644,249 km (0.1 R)
• M52: 11,783,974 km (0.097 R)
• M53: 12,287,820 km (0.103 R)
• M54: 12,369,051 km (0.101 R)
• M55: 12,450,582 km (0.097 R)
• M56: 12,532,113 km (0.099 R)
• M57: 12,613,943 km (0.098 R)
• M58: 12,757,557 km (0.12 R)
• M59: 13,025,636 km (0.068 R)
• M60: 13,253,923 km (0.076 R)
• M61: 13,337,249 km (0.072 R)
• M62: 13,504,499 km (0.044 R)
• M63: 13,756,721 km (0.053 R)
• M64: 13,862,187 km (0.099 R)
• M65: 14,223,018 km (0.12 R)
• M66: 14,308,438 km (0.076 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: 416 - 15,383 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit