🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.62 AU - 2.26 AU

Year: 987 Days

Day: 39.6 Hours

Environment

Temp: -66 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.16 AU - 4.08 AU

Year: 2516 Days

Day: 16.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 3.35 AU - 4.37 AU

Year: 2770 Days

Day: 27.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 4.34 AU - 4.48 AU

Year: 3383 Days

Day: 46.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,146,892 km

• M1: 1,328,130 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.2

Radius: 10.8

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.68 AU - 5.54 AU

Year: 4219 Days

Day: 9.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 54,146,892 km

• M1: 157,676 km (0.062 R)
• M2: 239,506 km (0.112 R)
• M3: 388,506 km (0.065 R)
• M4: 493,523 km (0.103 R)
• M5: 627,413 km (0.113 R)
• M6: 736,770 km (0.07 R)
• M7: 823,536 km (0.096 R)
• M8: 934,538 km (0.115 R)
• M9: 1,051,075 km (0.101 R)
• M10: 1,206,806 km (0.085 R)
• M11: 1,442,871 km (0.098 R)
• M12: 1,566,589 km (0.111 R)
• M13: 1,746,106 km (0.104 R)
• M14: 1,878,500 km (0.067 R)
• M15: 1,945,969 km (0.107 R)
• M16: 2,412,415 km (0.105 R)
• M17: 2,545,707 km (0.055 R)
• M18: 2,666,283 km (0.106 R)
• M19: 2,757,986 km (0.043 R)
• M20: 3,346,804 km (0.07 R)
• M21: 3,681,304 km (0.049 R)
• M22: 4,026,576 km (0.115 R)
• M23: 4,132,342 km (0.09 R)
• M24: 4,346,417 km (0.03 R)
• M25: 4,527,729 km (0.119 R)
• M26: 4,693,035 km (0.104 R)
• M27: 4,767,235 km (0.103 R)
• M28: 5,766,250 km (0.068 R)
• M29: 5,905,675 km (0.108 R)
• M30: 5,985,710 km (0.115 R)
• M31: 6,126,930 km (0.115 R)
• M32: 6,474,446 km (0.091 R)
• M33: 6,577,818 km (0.11 R)
• M34: 6,786,358 km (0.091 R)
• M35: 7,060,720 km (0.083 R)
• M36: 7,167,234 km (0.099 R)
• M37: 7,620,366 km (0.105 R)
• M38: 8,509,276 km (0.051 R)
• M39: 8,873,996 km (0.074 R)
• M40: 9,012,075 km (0.057 R)
• M41: 9,337,151 km (0.092 R)
• M42: 9,760,812 km (0.044 R)
• M43: 9,975,036 km (0.108 R)
• M44: 10,046,694 km (0.118 R)
• M45: 10,553,831 km (0.1 R)
• M46: 10,994,995 km (0.076 R)
• M47: 11,069,195 km (0.105 R)
• M48: 11,492,408 km (0.09 R)
• M49: 11,693,467 km (0.102 R)
• M50: 12,509,224 km (0.111 R)
• M51: 13,343,232 km (0.116 R)
• M52: 13,422,370 km (0.078 R)
• M53: 13,634,200 km (0.069 R)
• M54: 14,168,414 km (0.074 R)
• M55: 14,438,139 km (0.116 R)
• M56: 14,519,371 km (0.094 R)
• M57: 15,174,909 km (0.113 R)
• M58: 15,312,688 km (0.085 R)
• M59: 16,148,043 km (0.109 R)
• M60: 17,342,283 km (0.098 R)
• M61: 17,659,879 km (0.098 R)
• M62: 17,804,839 km (0.111 R)
• M63: 18,623,888 km (0.113 R)
• M64: 18,919,344 km (0.097 R)
• M65: 19,545,111 km (0.025 R)
• M66: 19,695,008 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.9

Radius: 13.9

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 6.1 AU - 7.42 AU

Year: 6420 Days

Day: 13.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 54,146,892 km

• M1: 174,132 km (0.114 R)
• M2: 390,301 km (0.117 R)
• M3: 672,592 km (0.108 R)
• M4: 817,702 km (0.091 R)
• M5: 1,413,401 km (0.039 R)
• M6: 1,547,291 km (0.066 R)
• M7: 2,964,431 km (0.1 R)
• M8: 3,316,286 km (0.12 R)
• M9: 3,896,576 km (0.11 R)
• M10: 4,537,303 km (0.119 R)
• M11: 4,738,961 km (0.092 R)
• M12: 5,211,092 km (0.117 R)
• M13: 5,575,213 km (0.095 R)
• M14: 5,760,416 km (0.076 R)
• M15: 6,073,674 km (0.036 R)
• M16: 7,483,933 km (0.113 R)
• M17: 7,620,067 km (0.118 R)
• M18: 8,033,705 km (0.061 R)
• M19: 8,243,441 km (0.103 R)
• M20: 8,561,187 km (0.104 R)
• M21: 9,465,356 km (0.066 R)
• M22: 10,097,557 km (0.099 R)
• M23: 10,286,050 km (0.085 R)
• M24: 10,437,743 km (0.093 R)
• M25: 10,590,183 km (0.074 R)
• M26: 10,743,371 km (0.093 R)
• M27: 10,935,904 km (0.034 R)
• M28: 11,402,798 km (0.115 R)
• M29: 11,955,712 km (0.111 R)
• M30: 12,964,750 km (0.08 R)
• M31: 14,085,088 km (0.111 R)
• M32: 15,539,778 km (0.089 R)
• M33: 16,462,049 km (0.05 R)
• M34: 16,818,092 km (0.085 R)
• M35: 19,662,845 km (0.115 R)
• M36: 20,040,580 km (0.106 R)
• M37: 20,468,579 km (0.112 R)
• M38: 21,527,283 km (0.052 R)
• M39: 21,867,918 km (0.111 R)
• M40: 22,259,415 km (0.099 R)
• M41: 22,406,919 km (0.115 R)
• M42: 22,603,939 km (0.104 R)
• M43: 23,198,591 km (0.114 R)
• M44: 23,798,328 km (0.03 R)
• M45: 24,251,460 km (0.079 R)
• M46: 24,504,580 km (0.067 R)
• M47: 24,656,721 km (0.076 R)
• M48: 24,809,311 km (0.095 R)
• M49: 25,371,350 km (0.119 R)
• M50: 25,731,133 km (0.097 R)
• M51: 26,351,964 km (0.107 R)
• M52: 26,768,744 km (0.093 R)
• M53: 27,714,053 km (0.094 R)
• M54: 27,872,776 km (0.109 R)
• M55: 28,244,078 km (0.099 R)
• M56: 29,367,857 km (0.087 R)
• M57: 29,475,717 km (0.104 R)
• M58: 30,070,967 km (0.106 R)
• M59: 30,179,575 km (0.068 R)
• M60: 30,397,240 km (0.117 R)
• M61: 31,053,526 km (0.098 R)
• M62: 31,273,285 km (0.11 R)
• M63: 31,383,389 km (0.089 R)
• M64: 32,213,209 km (0.118 R)
• M65: 32,491,461 km (0.112 R)
• M66: 32,714,511 km (0.111 R)
• M67: 33,387,103 km (0.061 R)
• M68: 34,064,183 km (0.083 R)
• M69: 34,290,824 km (0.106 R)
• M70: 34,973,888 km (0.061 R)
• M71: 35,202,623 km (0.08 R)
• M72: 35,661,589 km (0.068 R)
• M73: 37,458,409 km (0.026 R)
• M74: 37,868,307 km (0.118 R)
• M75: 38,751,533 km (0.111 R)
• M76: 39,047,438 km (0.11 R)
• M77: 39,701,181 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.4

Radius: 8.8

Gravity: 9.82 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 6.18 AU - 8.92 AU

Year: 7577 Days

Day: 8 Hours

Environment

Temp: -172 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 54,146,892 km

• M1: 110,702 km (0.091 R)
• M2: 502,200 km (0.118 R)
• M3: 654,640 km (0.085 R)
• M4: 1,093,261 km (0.07 R)
• M5: 1,333,216 km (0.099 R)
• M6: 1,569,581 km (0.116 R)
• M7: 2,060,112 km (0.116 R)
• M8: 2,967,723 km (0.117 R)
• M9: 3,543,674 km (0.088 R)
• M10: 3,844,516 km (0.039 R)
• M11: 4,325,772 km (0.047 R)
• M12: 4,706,798 km (0.056 R)
• M13: 4,886,166 km (0.039 R)
• M14: 5,407,065 km (0.112 R)
• M15: 5,563,694 km (0.09 R)
• M16: 5,626,675 km (0.079 R)
• M17: 6,042,408 km (0.1 R)
• M18: 6,107,183 km (0.112 R)
• M19: 6,734,747 km (0.082 R)
• M20: 7,176,060 km (0.053 R)
• M21: 7,556,637 km (0.105 R)
• M22: 7,802,427 km (0.102 R)
• M23: 8,015,005 km (0.094 R)
• M24: 8,555,203 km (0.048 R)
• M25: 8,848,116 km (0.116 R)
• M26: 9,860,893 km (0.067 R)
• M27: 10,168,018 km (0.093 R)
• M28: 10,673,808 km (0.111 R)
• M29: 10,752,347 km (0.083 R)
• M30: 11,427,781 km (0.062 R)
• M31: 11,872,087 km (0.097 R)
• M32: 12,694,427 km (0.117 R)
• M33: 12,902,966 km (0.045 R)
• M34: 13,070,516 km (0.078 R)
• M35: 13,196,776 km (0.104 R)
• M36: 13,323,336 km (0.039 R)
• M37: 13,450,345 km (0.102 R)
• M38: 13,577,652 km (0.118 R)
• M39: 14,048,287 km (0.106 R)
• M40: 14,437,242 km (0.093 R)
• M41: 14,524,158 km (0.104 R)
• M42: 14,829,787 km (0.116 R)
• M43: 15,270,053 km (0.095 R)
• M44: 15,625,348 km (0.1 R)
• M45: 15,759,238 km (0.086 R)
• M46: 16,073,244 km (0.116 R)
• M47: 16,253,659 km (0.079 R)
• M48: 17,720,765 km (0.063 R)
• M49: 18,187,960 km (0.111 R)
• M50: 21,818,401 km (0.07 R)
• M51: 21,918,332 km (0.11 R)
• M52: 22,469,899 km (0.097 R)
• M53: 22,570,728 km (0.062 R)
• M54: 23,894,819 km (0.12 R)
• M55: 24,255,649 km (0.065 R)
• M56: 24,670,035 km (0.119 R)
• M57: 24,774,155 km (0.065 R)
• M58: 25,716,622 km (0.081 R)
• M59: 26,033,470 km (0.085 R)
• M60: 27,206,018 km (0.115 R)
• M61: 27,798,725 km (0.11 R)
• M62: 29,602,427 km (0.082 R)
• M63: 29,879,033 km (0.103 R)
• M64: 29,934,534 km (0.063 R)
• M65: 30,323,339 km (0.104 R)
• M66: 31,782,516 km (0.119 R)
• M67: 31,839,064 km (0.09 R)
• M68: 32,292,795 km (0.065 R)
• M69: 32,577,629 km (0.056 R)
• M70: 32,920,358 km (0.102 R)
• M71: 34,187,452 km (0.083 R)
• M72: 34,303,390 km (0.104 R)
• M73: 35,002,012 km (0.092 R)
• M74: 35,060,355 km (0.034 R)
• M75: 35,411,611 km (0.095 R)
• M76: 35,529,045 km (0.033 R)
• M77: 36,176,804 km (0.11 R)
• M78: 36,828,453 km (0.107 R)
• M79: 37,843,025 km (0.068 R)
• M80: 37,963,003 km (0.115 R)
• M81: 39,412,606 km (0.11 R)
• M82: 40,266,660 km (0.036 R)
• M83: 40,327,846 km (0.055 R)
• M84: 40,450,367 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.7

Radius: 9.8

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 7.51 AU - 8.51 AU

Year: 8280 Days

Day: 5 Hours

Environment

Temp: -163 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 54,146,892 km

• M1: 214,972 km (0.062 R)
• M2: 362,476 km (0.118 R)
• M3: 509,830 km (0.104 R)
• M4: 834,607 km (0.068 R)
• M5: 1,181,973 km (0.09 R)
• M6: 1,294,919 km (0.089 R)
• M7: 1,891,067 km (0.113 R)
• M8: 2,114,865 km (0.064 R)
• M9: 2,206,868 km (0.047 R)
• M10: 2,515,189 km (0.043 R)
• M11: 2,588,342 km (0.118 R)
• M12: 2,837,423 km (0.11 R)
• M13: 2,913,568 km (0.049 R)
• M14: 3,068,252 km (0.036 R)
• M15: 3,172,821 km (0.085 R)
• M16: 3,305,215 km (0.105 R)
• M17: 3,521,085 km (0.082 R)
• M18: 3,825,367 km (0.043 R)
• M19: 3,966,438 km (0.028 R)
• M20: 4,429,892 km (0.103 R)
• M21: 5,726,756 km (0.05 R)
• M22: 5,986,458 km (0.091 R)
• M23: 6,584,849 km (0.104 R)
• M24: 6,856,968 km (0.08 R)
• M25: 7,482,736 km (0.087 R)
• M26: 7,838,330 km (0.094 R)
• M27: 8,308,815 km (0.089 R)
• M28: 8,751,326 km (0.107 R)
• M29: 8,937,874 km (0.103 R)
• M30: 9,620,789 km (0.049 R)
• M31: 10,915,857 km (0.036 R)
• M32: 11,278,632 km (0.085 R)
• M33: 11,400,405 km (0.041 R)
• M34: 11,522,626 km (0.112 R)
• M35: 11,645,297 km (0.073 R)
• M36: 11,974,412 km (0.077 R)
• M37: 12,098,728 km (0.064 R)
• M38: 12,223,492 km (0.117 R)
• M39: 12,557,993 km (0.044 R)
• M40: 12,768,627 km (0.065 R)
• M41: 14,319,807 km (0.093 R)
• M42: 14,849,982 km (0.056 R)
• M43: 15,566,855 km (0.045 R)
• M44: 16,294,948 km (0.066 R)
• M45: 17,034,261 km (0.091 R)
• M46: 18,689,412 km (0.092 R)
• M47: 18,785,453 km (0.055 R)
• M48: 19,123,245 km (0.107 R)
• M49: 19,317,124 km (0.111 R)
• M50: 20,247,025 km (0.055 R)
• M51: 20,395,127 km (0.112 R)
• M52: 20,742,194 km (0.12 R)
• M53: 20,841,826 km (0.052 R)
• M54: 21,744,798 km (0.119 R)
• M55: 22,150,209 km (0.113 R)
• M56: 23,640,652 km (0.118 R)
• M57: 24,319,378 km (0.076 R)
• M58: 25,057,344 km (0.111 R)
• M59: 25,535,758 km (0.108 R)
• M60: 26,663,576 km (0.101 R)
• M61: 27,043,106 km (0.092 R)
• M62: 27,972,259 km (0.048 R)
• M63: 29,357,685 km (0.087 R)
• M64: 29,525,533 km (0.027 R)
• M65: 29,974,327 km (0.092 R)
• M66: 31,506,060 km (0.112 R)
• M67: 31,620,502 km (0.118 R)
• M68: 31,907,281 km (0.036 R)
• M69: 32,599,171 km (0.113 R)
• M70: 34,350,214 km (0.113 R)
• M71: 34,527,039 km (0.032 R)
• M72: 35,713,350 km (0.094 R)
• M73: 36,251,454 km (0.061 R)
• M74: 37,821,334 km (0.092 R)
• M75: 38,003,993 km (0.075 R)
• M76: 38,247,837 km (0.091 R)
• M77: 40,279,526 km (0.065 R)
• M78: 40,964,535 km (0.11 R)
• M79: 41,214,662 km (0.106 R)
• M80: 41,716,264 km (0.106 R)
• M81: 41,779,095 km (0.096 R)
• M82: 41,842,076 km (0.092 R)
• M83: 41,967,887 km (0.115 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.2

Radius: 8.3

Gravity: 14.03 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 8.49 AU - 9.81 AU

Year: 10109 Days

Day: 8.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 54,146,892 km

• M1: 585,077 km (0.111 R)
• M2: 838,646 km (0.062 R)
• M3: 937,530 km (0.089 R)
• M4: 1,611,319 km (0.113 R)
• M5: 1,710,652 km (0.09 R)
• M6: 2,520,425 km (0.116 R)
• M7: 2,724,626 km (0.084 R)
• M8: 2,873,775 km (0.109 R)
• M9: 3,118,068 km (0.062 R)
• M10: 3,659,762 km (0.029 R)
• M11: 4,093,596 km (0.054 R)
• M12: 4,161,813 km (0.088 R)
• M13: 5,756,227 km (0.077 R)
• M14: 6,818,222 km (0.052 R)
• M15: 6,899,304 km (0.085 R)
• M16: 7,309,352 km (0.045 R)
• M17: 7,643,254 km (0.088 R)
• M18: 8,325,869 km (0.102 R)
• M19: 9,476,427 km (0.101 R)
• M20: 9,612,262 km (0.084 R)
• M21: 10,394,958 km (0.078 R)
• M22: 10,864,845 km (0.108 R)
• M23: 11,534,295 km (0.028 R)
• M24: 13,013,519 km (0.098 R)
• M25: 13,826,583 km (0.061 R)
• M26: 14,032,430 km (0.107 R)
• M27: 14,971,306 km (0.117 R)
• M28: 15,769,112 km (0.117 R)
• M29: 15,822,817 km (0.108 R)
• M30: 16,690,036 km (0.098 R)
• M31: 16,744,639 km (0.055 R)
• M32: 16,964,099 km (0.107 R)
• M33: 17,295,159 km (0.119 R)
• M34: 17,517,013 km (0.112 R)
• M35: 17,572,514 km (0.115 R)
• M36: 17,795,564 km (0.117 R)
• M37: 18,188,109 km (0.055 R)
• M38: 18,981,726 km (0.045 R)
• M39: 19,728,818 km (0.083 R)
• M40: 20,251,513 km (0.094 R)
• M41: 20,955,819 km (0.102 R)
• M42: 21,429,596 km (0.115 R)
• M43: 21,787,434 km (0.111 R)
• M44: 22,087,078 km (0.104 R)
• M45: 22,933,354 km (0.106 R)
• M46: 24,408,538 km (0.109 R)
• M47: 25,094,893 km (0.109 R)
• M48: 26,231,837 km (0.115 R)
• M49: 26,359,145 km (0.111 R)
• M50: 26,678,387 km (0.098 R)
• M51: 26,934,797 km (0.075 R)
• M52: 27,127,629 km (0.105 R)
• M53: 27,385,386 km (0.116 R)
• M54: 28,163,594 km (0.114 R)
• M55: 28,359,268 km (0.098 R)
• M56: 28,620,915 km (0.108 R)
• M57: 29,609,159 km (0.094 R)
• M58: 29,874,545 km (0.11 R)
• M59: 30,074,109 km (0.036 R)
• M60: 30,274,271 km (0.067 R)
• M61: 31,011,489 km (0.111 R)
• M62: 31,822,459 km (0.097 R)
• M63: 32,983,189 km (0.089 R)
• M64: 33,189,484 km (0.067 R)
• M65: 33,810,914 km (0.065 R)
• M66: 33,949,591 km (0.05 R)
• M67: 35,627,630 km (0.056 R)
• M68: 35,698,241 km (0.067 R)
• M69: 35,839,311 km (0.072 R)
• M70: 36,619,016 km (0.116 R)
• M71: 37,978,860 km (0.115 R)
• M72: 38,050,966 km (0.039 R)
• M73: 38,195,179 km (0.102 R)
• M74: 38,484,052 km (0.046 R)
• M75: 38,556,458 km (0.086 R)
• M76: 38,846,229 km (0.084 R)
• M77: 39,720,179 km (0.077 R)
• M78: 40,012,942 km (0.066 R)
• M79: 40,232,851 km (0.088 R)
• M80: 40,674,165 km (0.071 R)
• M81: 41,264,927 km (0.071 R)
• M82: 42,156,530 km (0.063 R)
• M83: 42,305,829 km (0.096 R)
• M84: 46,940,371 km (0.086 R)
• M85: 47,560,005 km (0.083 R)
• M86: 48,260,423 km (0.053 R)
• M87: 50,540,294 km (0.108 R)
• M88: 51,414,245 km (0.088 R)
• M89: 53,338,223 km (0.11 R)
• M90: 54,146,949 km (0.102 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: 544 - 12,094 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit