🌌 Stone's Star System Generator

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.8

Radius: 13.1

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.6 AU - 0.96 AU

Year: 459 Days

Day: 8.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 69,728,058 km

• M1: 163,062 km (0.059 R)
• M2: 270,772 km (0.111 R)
• M3: 406,607 km (0.026 R)
• M4: 510,129 km (0.112 R)
• M5: 610,659 km (0.099 R)
• M6: 692,489 km (0.066 R)
• M7: 774,618 km (0.061 R)
• M8: 950,395 km (0.104 R)
• M9: 1,080,097 km (0.107 R)
• M10: 1,187,508 km (0.107 R)
• M11: 1,279,361 km (0.116 R)
• M12: 1,383,631 km (0.116 R)
• M13: 1,491,192 km (0.115 R)
• M14: 1,585,588 km (0.115 R)
• M15: 1,682,228 km (0.084 R)
• M16: 1,814,323 km (0.079 R)
• M17: 1,967,212 km (0.114 R)
• M18: 2,100,952 km (0.119 R)
• M19: 2,262,069 km (0.106 R)
• M20: 2,458,342 km (0.033 R)
• M21: 2,546,006 km (0.114 R)
• M22: 2,750,656 km (0.119 R)
• M23: 2,868,090 km (0.071 R)
• M24: 2,974,006 km (0.05 R)
• M25: 3,067,804 km (0.094 R)
• M26: 3,272,154 km (0.082 R)
• M27: 3,383,006 km (0.111 R)
• M28: 3,516,448 km (0.103 R)
• M29: 3,824,769 km (0.117 R)
• M30: 4,022,836 km (0.072 R)
• M31: 4,141,916 km (0.062 R)
• M32: 4,568,121 km (0.079 R)
• M33: 4,747,189 km (0.103 R)
• M34: 4,912,944 km (0.111 R)
• M35: 5,088,422 km (0.053 R)
• M36: 5,266,294 km (0.102 R)
• M37: 5,470,794 km (0.111 R)
• M38: 5,594,661 km (0.096 R)
• M39: 5,727,953 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.8

Radius: 14.6

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.86 AU - 0.88 AU

Year: 541 Days

Day: 12.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,728,058 km

• M1: 205,996 km (0.034 R)
• M2: 328,068 km (0.091 R)
• M3: 446,699 km (0.112 R)
• M4: 546,930 km (0.084 R)
• M5: 644,019 km (0.115 R)
• M6: 745,147 km (0.027 R)
• M7: 882,328 km (0.111 R)
• M8: 974,032 km (0.115 R)
• M9: 1,118,394 km (0.077 R)
• M10: 1,231,789 km (0.068 R)
• M11: 1,380,639 km (0.056 R)
• M12: 1,517,371 km (0.101 R)
• M13: 1,658,891 km (0.081 R)
• M14: 1,810,134 km (0.069 R)
• M15: 1,910,215 km (0.044 R)
• M16: 2,038,121 km (0.1 R)
• M17: 2,158,398 km (0.047 R)
• M18: 2,275,832 km (0.093 R)
• M19: 2,401,046 km (0.113 R)
• M20: 2,500,678 km (0.095 R)
• M21: 2,635,615 km (0.09 R)
• M22: 2,744,373 km (0.087 R)
• M23: 3,019,932 km (0.032 R)
• M24: 3,255,698 km (0.104 R)
• M25: 3,385,250 km (0.109 R)
• M26: 3,579,578 km (0.109 R)
• M27: 3,707,035 km (0.055 R)
• M28: 3,829,406 km (0.101 R)
• M29: 3,946,841 km (0.107 R)
• M30: 4,065,322 km (0.064 R)
• M31: 4,171,686 km (0.061 R)
• M32: 4,299,293 km (0.095 R)
• M33: 4,394,138 km (0.108 R)
• M34: 4,489,731 km (0.109 R)
• M35: 4,620,629 km (0.072 R)
• M36: 4,808,824 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.5

Radius: 8.4

Gravity: 7.79 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.72 AU - 1.06 AU

Year: 560 Days

Day: 13.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 69,728,058 km

• M1: 113,994 km (0.119 R)
• M2: 182,659 km (0.082 R)
• M3: 322,683 km (0.117 R)
• M4: 405,111 km (0.08 R)
• M5: 522,695 km (0.078 R)
• M6: 582,085 km (0.083 R)
• M7: 656,735 km (0.118 R)
• M8: 775,366 km (0.049 R)
• M9: 849,118 km (0.086 R)
• M10: 930,349 km (0.075 R)
• M11: 1,121,685 km (0.1 R)
• M12: 1,276,369 km (0.116 R)
• M13: 1,342,491 km (0.069 R)
• M14: 1,478,326 km (0.085 R)
• M15: 1,583,194 km (0.113 R)
• M16: 1,672,654 km (0.063 R)
• M17: 1,751,492 km (0.104 R)
• M18: 1,825,393 km (0.109 R)
• M19: 1,989,203 km (0.118 R)
• M20: 2,118,605 km (0.118 R)
• M21: 2,244,118 km (0.1 R)
• M22: 2,304,406 km (0.111 R)
• M23: 2,392,519 km (0.117 R)
• M24: 2,454,153 km (0.111 R)
• M25: 2,551,242 km (0.119 R)
• M26: 2,628,435 km (0.082 R)
• M27: 2,692,163 km (0.12 R)
• M28: 2,835,628 km (0.107 R)
• M29: 2,922,843 km (0.082 R)
• M30: 3,077,976 km (0.058 R)
• M31: 3,167,735 km (0.062 R)
• M32: 3,235,652 km (0.113 R)
• M33: 3,342,316 km (0.064 R)
• M34: 3,403,800 km (0.107 R)
• M35: 3,535,746 km (0.104 R)
• M36: 3,590,498 km (0.115 R)
• M37: 3,653,479 km (0.04 R)
• M38: 3,756,702 km (0.089 R)
• M39: 4,262,043 km (0.094 R)
• M40: 4,370,801 km (0.116 R)
• M41: 4,771,574 km (0.054 R)
• M42: 4,858,340 km (0.1 R)
• M43: 4,989,538 km (0.102 R)
• M44: 5,327,180 km (0.097 R)
• M45: 5,381,185 km (0.042 R)
• M46: 5,498,769 km (0.119 R)
• M47: 5,608,125 km (0.093 R)
• M48: 5,663,027 km (0.053 R)
• M49: 5,801,256 km (0.117 R)
• M50: 5,931,107 km (0.116 R)
• M51: 6,043,305 km (0.102 R)
• M52: 6,109,128 km (0.091 R)
• M53: 6,165,676 km (0.077 R)
• M54: 6,222,374 km (0.091 R)
• M55: 6,441,535 km (0.05 R)
• M56: 6,499,130 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.8

Radius: 9.6

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.55 AU - 1.73 AU

Year: 1401 Days

Day: 9.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 69,728,058 km

• M1: 126,111 km (0.111 R)
• M2: 188,493 km (0.088 R)
• M3: 280,346 km (0.049 R)
• M4: 505,641 km (0.113 R)
• M5: 640,728 km (0.115 R)
• M6: 768,634 km (0.101 R)
• M7: 919,578 km (0.061 R)
• M8: 1,065,735 km (0.118 R)
• M9: 1,126,472 km (0.12 R)
• M10: 1,219,971 km (0.115 R)
• M11: 1,356,853 km (0.112 R)
• M12: 1,423,125 km (0.091 R)
• M13: 1,611,319 km (0.11 R)
• M14: 1,780,514 km (0.071 R)
• M15: 2,097,811 km (0.087 R)
• M16: 2,194,601 km (0.067 R)
• M17: 2,342,703 km (0.064 R)
• M18: 2,402,841 km (0.087 R)
• M19: 2,566,052 km (0.043 R)
• M20: 2,680,195 km (0.061 R)
• M21: 2,860,162 km (0.057 R)
• M22: 3,011,405 km (0.116 R)
• M23: 3,088,149 km (0.114 R)
• M24: 3,220,992 km (0.046 R)
• M25: 3,310,750 km (0.059 R)
• M26: 3,584,814 km (0.109 R)
• M27: 3,890,143 km (0.056 R)
• M28: 4,070,109 km (0.046 R)
• M29: 4,302,136 km (0.092 R)
• M30: 4,500,951 km (0.099 R)
• M31: 5,037,110 km (0.048 R)
• M32: 5,180,873 km (0.09 R)
• M33: 5,246,697 km (0.118 R)
• M34: 5,392,554 km (0.107 R)
• M35: 5,553,073 km (0.034 R)
• M36: 5,634,005 km (0.104 R)
• M37: 5,879,047 km (0.09 R)
• M38: 6,085,941 km (0.067 R)
• M39: 6,155,504 km (0.083 R)
• M40: 6,337,415 km (0.118 R)
• M41: 6,464,573 km (0.102 R)
• M42: 6,778,728 km (0.099 R)
• M43: 7,112,481 km (0.062 R)
• M44: 7,185,635 km (0.114 R)
• M45: 7,259,237 km (0.105 R)
• M46: 7,511,159 km (0.051 R)
• M47: 7,615,728 km (0.107 R)
• M48: 7,901,909 km (0.106 R)
• M49: 8,008,273 km (0.117 R)
• M50: 8,314,949 km (0.068 R)
• M51: 8,500,600 km (0.105 R)
• M52: 8,892,097 km (0.053 R)
• M53: 8,955,377 km (0.106 R)
• M54: 9,273,572 km (0.116 R)
• M55: 9,353,607 km (0.054 R)
• M56: 9,741,514 km (0.074 R)
• M57: 9,986,705 km (0.1 R)
• M58: 10,068,834 km (0.108 R)
• M59: 10,466,316 km (0.042 R)
• M60: 10,667,076 km (0.052 R)
• M61: 10,801,565 km (0.075 R)
• M62: 11,089,241 km (0.091 R)
• M63: 11,276,687 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376

Radius: 11.3

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.61 AU - 2.17 AU

Year: 1733 Days

Day: 14.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 69,728,058 km

• M1: 144,811 km (0.074 R)
• M2: 291,865 km (0.089 R)
• M3: 383,270 km (0.085 R)
• M4: 686,205 km (0.061 R)
• M5: 806,333 km (0.111 R)
• M6: 883,375 km (0.12 R)
• M7: 1,300,903 km (0.084 R)
• M8: 1,766,751 km (0.114 R)
• M9: 1,946,119 km (0.072 R)
• M10: 2,072,379 km (0.044 R)
• M11: 2,262,069 km (0.074 R)
• M12: 2,353,922 km (0.092 R)
• M13: 2,436,650 km (0.064 R)
• M14: 2,509,803 km (0.05 R)
• M15: 2,744,822 km (0.081 R)
• M16: 2,843,108 km (0.038 R)
• M17: 2,942,590 km (0.097 R)
• M18: 3,032,050 km (0.099 R)
• M19: 3,179,404 km (0.072 R)
• M20: 3,647,645 km (0.081 R)
• M21: 3,976,012 km (0.106 R)
• M22: 4,075,196 km (0.115 R)
• M23: 4,225,691 km (0.1 R)
• M24: 4,352,400 km (0.086 R)
• M25: 4,454,725 km (0.103 R)
• M26: 4,583,679 km (0.049 R)
• M27: 4,938,375 km (0.046 R)
• M28: 5,112,358 km (0.103 R)
• M29: 5,247,594 km (0.091 R)
• M30: 5,535,420 km (0.092 R)
• M31: 5,814,420 km (0.054 R)
• M32: 5,899,093 km (0.113 R)
• M33: 6,112,419 km (0.112 R)
• M34: 6,241,672 km (0.035 R)
• M35: 6,430,016 km (0.039 R)
• M36: 6,827,048 km (0.079 R)
• M37: 7,006,267 km (0.093 R)
• M38: 7,537,489 km (0.11 R)
• M39: 7,614,532 km (0.073 R)
• M40: 7,753,658 km (0.079 R)
• M41: 7,878,123 km (0.087 R)
• M42: 8,176,421 km (0.093 R)
• M43: 8,366,710 km (0.101 R)
• M44: 8,478,459 km (0.058 R)
• M45: 8,574,651 km (0.118 R)
• M46: 8,735,618 km (0.072 R)
• M47: 8,849,013 km (0.084 R)
• M48: 9,044,388 km (0.103 R)
• M49: 9,142,674 km (0.073 R)
• M50: 9,224,803 km (0.038 R)
• M51: 9,406,565 km (0.106 R)
• M52: 9,506,047 km (0.07 R)
• M53: 9,722,964 km (0.106 R)
• M54: 10,026,199 km (0.116 R)
• M55: 10,264,060 km (0.115 R)
• M56: 10,366,684 km (0.112 R)
• M57: 10,486,661 km (0.068 R)
• M58: 10,710,908 km (0.066 R)
• M59: 10,849,735 km (0.091 R)
• M60: 11,024,017 km (0.11 R)
• M61: 11,216,848 km (0.079 R)
• M62: 11,357,770 km (0.091 R)
• M63: 11,623,755 km (0.117 R)
• M64: 11,694,963 km (0.089 R)
• M65: 12,107,404 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.1

Radius: 8.3

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 4.44 AU - 4.56 AU

Year: 6366 Days

Day: 14.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 69,728,058 km

• M1: 111,301 km (0.079 R)
• M2: 167,699 km (0.077 R)
• M3: 244,593 km (0.062 R)
• M4: 348,713 km (0.076 R)
• M5: 525,687 km (0.042 R)
• M6: 607,367 km (0.102 R)
• M7: 1,036,713 km (0.079 R)
• M8: 1,314,068 km (0.045 R)
• M9: 1,666,969 km (0.06 R)
• M10: 1,790,986 km (0.045 R)
• M11: 2,011,044 km (0.073 R)
• M12: 2,377,260 km (0.119 R)
• M13: 2,619,309 km (0.099 R)
• M14: 3,415,170 km (0.109 R)
• M15: 3,734,860 km (0.118 R)
• M16: 3,827,910 km (0.098 R)
• M17: 4,427,349 km (0.079 R)
• M18: 4,501,250 km (0.094 R)
• M19: 4,625,417 km (0.06 R)
• M20: 5,552,325 km (0.098 R)
• M21: 5,605,432 km (0.117 R)
• M22: 5,658,839 km (0.1 R)
• M23: 5,792,878 km (0.102 R)
• M24: 6,064,249 km (0.085 R)
• M25: 6,256,632 km (0.053 R)
• M26: 6,451,109 km (0.097 R)
• M27: 8,564,179 km (0.069 R)
• M28: 8,966,747 km (0.118 R)
• M29: 9,502,606 km (0.046 R)
• M30: 9,598,199 km (0.107 R)
• M31: 9,662,227 km (0.09 R)
• M32: 10,211,401 km (0.092 R)
• M33: 10,374,912 km (0.087 R)
• M34: 10,473,347 km (0.104 R)
• M35: 10,803,958 km (0.09 R)
• M36: 11,988,025 km (0.119 R)
• M37: 12,125,955 km (0.084 R)
• M38: 12,438,165 km (0.113 R)
• M39: 12,717,913 km (0.1 R)
• M40: 13,785,593 km (0.075 R)
• M41: 14,293,777 km (0.118 R)
• M42: 14,440,084 km (0.094 R)
• M43: 15,440,445 km (0.102 R)
• M44: 15,552,943 km (0.076 R)
• M45: 16,616,583 km (0.118 R)
• M46: 17,040,843 km (0.115 R)
• M47: 17,312,662 km (0.032 R)
• M48: 17,703,412 km (0.045 R)
• M49: 17,821,295 km (0.113 R)
• M50: 17,939,328 km (0.089 R)
• M51: 18,733,094 km (0.097 R)
• M52: 18,973,498 km (0.098 R)
• M53: 19,174,557 km (0.086 R)
• M54: 20,272,755 km (0.104 R)
• M55: 20,519,592 km (0.092 R)
• M56: 20,891,642 km (0.114 R)
• M57: 20,974,669 km (0.114 R)
• M58: 21,224,198 km (0.086 R)
• M59: 21,600,586 km (0.047 R)
• M60: 22,063,442 km (0.112 R)
• M61: 22,444,617 km (0.071 R)
• M62: 22,572,224 km (0.063 R)
• M63: 23,904,244 km (0.114 R)
• M64: 25,085,020 km (0.085 R)
• M65: 25,173,282 km (0.062 R)
• M66: 26,508,892 km (0.09 R)
• M67: 27,276,030 km (0.119 R)
• M68: 27,366,686 km (0.086 R)
• M69: 28,050,349 km (0.102 R)
• M70: 28,555,391 km (0.097 R)
• M71: 29,202,252 km (0.106 R)
• M72: 29,527,628 km (0.064 R)
• M73: 29,714,027 km (0.102 R)
• M74: 31,267,002 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 700.6

Radius: 7.7

Gravity: 11.82 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 7.33 AU - 10.23 AU

Year: 17349 Days

Day: 23.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 69,728,058 km

• M1: 136,583 km (0.068 R)
• M2: 354,697 km (0.039 R)
• M3: 897,737 km (0.074 R)
• M4: 1,093,710 km (0.112 R)
• M5: 1,249,741 km (0.059 R)
• M6: 1,303,297 km (0.109 R)
• M7: 1,851,872 km (0.046 R)
• M8: 2,166,925 km (0.032 R)
• M9: 3,026,515 km (0.092 R)
• M10: 3,173,120 km (0.117 R)
• M11: 4,805,233 km (0.062 R)
• M12: 5,457,779 km (0.09 R)
• M13: 5,546,939 km (0.086 R)
• M14: 6,417,449 km (0.098 R)
• M15: 6,940,892 km (0.089 R)
• M16: 6,989,063 km (0.097 R)
• M17: 8,129,747 km (0.108 R)
• M18: 8,591,705 km (0.063 R)
• M19: 8,695,526 km (0.063 R)
• M20: 9,274,021 km (0.058 R)
• M21: 9,327,278 km (0.078 R)
• M22: 9,594,759 km (0.068 R)
• M23: 11,252,602 km (0.065 R)
• M24: 11,480,290 km (0.088 R)
• M25: 11,594,733 km (0.046 R)
• M26: 12,056,242 km (0.043 R)
• M27: 13,597,100 km (0.111 R)
• M28: 14,575,919 km (0.064 R)
• M29: 15,198,994 km (0.104 R)
• M30: 15,387,637 km (0.084 R)
• M31: 15,830,895 km (0.083 R)
• M32: 16,022,231 km (0.086 R)
• M33: 16,278,343 km (0.101 R)
• M34: 16,859,680 km (0.088 R)
• M35: 17,645,518 km (0.073 R)
• M36: 17,843,735 km (0.081 R)
• M37: 18,242,563 km (0.072 R)
• M38: 18,913,808 km (0.108 R)
• M39: 19,116,813 km (0.041 R)
• M40: 19,867,046 km (0.096 R)
• M41: 20,418,913 km (0.106 R)
• M42: 20,905,704 km (0.088 R)
• M43: 21,466,846 km (0.107 R)
• M44: 22,675,746 km (0.103 R)
• M45: 22,819,360 km (0.104 R)
• M46: 25,010,520 km (0.08 R)
• M47: 25,382,121 km (0.113 R)
• M48: 26,887,076 km (0.039 R)
• M49: 27,727,068 km (0.093 R)
• M50: 27,880,705 km (0.11 R)
• M51: 28,730,869 km (0.086 R)
• M52: 29,276,303 km (0.069 R)
• M53: 29,667,951 km (0.041 R)
• M54: 30,535,768 km (0.075 R)
• M55: 30,932,950 km (0.12 R)
• M56: 31,331,928 km (0.105 R)
• M57: 31,411,813 km (0.069 R)
• M58: 31,572,032 km (0.085 R)
• M59: 32,134,819 km (0.108 R)
• M60: 32,296,236 km (0.103 R)
• M61: 32,538,883 km (0.093 R)
• M62: 34,666,763 km (0.087 R)
• M63: 34,832,368 km (0.109 R)
• M64: 34,915,245 km (0.057 R)
• M65: 35,081,149 km (0.103 R)
• M66: 35,580,507 km (0.096 R)
• M67: 35,998,484 km (0.114 R)
• M68: 36,082,258 km (0.092 R)
• M69: 38,625,871 km (0.105 R)
• M70: 38,711,740 km (0.09 R)
• M71: 39,572,975 km (0.12 R)
• M72: 40,527,709 km (0.099 R)
• M73: 40,876,721 km (0.103 R)
• M74: 40,964,235 km (0.074 R)
• M75: 43,080,896 km (0.117 R)
• M76: 43,883,787 km (0.11 R)
• M77: 47,236,126 km (0.118 R)
• M78: 47,327,830 km (0.049 R)
• M79: 47,511,386 km (0.116 R)
• M80: 48,156,153 km (0.082 R)
• M81: 54,856,642 km (0.077 R)
• M82: 56,114,760 km (0.117 R)
• M83: 59,350,861 km (0.086 R)
• M84: 59,449,745 km (0.118 R)
• M85: 59,548,928 km (0.092 R)
• M86: 60,542,557 km (0.08 R)
• M87: 62,445,442 km (0.076 R)
• M88: 64,367,925 km (0.062 R)
• M89: 65,183,233 km (0.035 R)
• M90: 65,797,033 km (0.119 R)
• M91: 66,412,628 km (0.047 R)
• M92: 67,339,537 km (0.099 R)
• M93: 67,442,909 km (0.116 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 13,902 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit