🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.2

Radius: 9.9

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.62 AU - 0.62 AU

Year: 337 Days

Day: 13.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 51,590,156 km

• M1: 124,017 km (0.095 R)
• M2: 196,123 km (0.096 R)
• M3: 277,205 km (0.107 R)
• M4: 359,633 km (0.069 R)
• M5: 421,567 km (0.057 R)
• M6: 526,585 km (0.12 R)
• M7: 602,281 km (0.102 R)
• M8: 732,132 km (0.106 R)
• M9: 871,856 km (0.076 R)
• M10: 973,433 km (0.083 R)
• M11: 1,059,602 km (0.102 R)
• M12: 1,151,904 km (0.119 R)
• M13: 1,267,842 km (0.08 R)
• M14: 1,355,656 km (0.076 R)
• M15: 1,445,564 km (0.058 R)
• M16: 1,515,277 km (0.111 R)
• M17: 1,578,706 km (0.053 R)
• M18: 1,658,442 km (0.041 R)
• M19: 1,747,154 km (0.076 R)
• M20: 1,990,699 km (0.048 R)
• M21: 2,064,600 km (0.051 R)
• M22: 2,185,774 km (0.087 R)
• M23: 2,253,692 km (0.039 R)
• M24: 2,331,034 km (0.118 R)
• M25: 2,492,749 km (0.118 R)
• M26: 2,554,832 km (0.106 R)
• M27: 2,644,591 km (0.104 R)
• M28: 2,753,648 km (0.033 R)
• M29: 2,817,975 km (0.101 R)
• M30: 2,896,813 km (0.051 R)
• M31: 3,075,732 km (0.115 R)
• M32: 3,214,709 km (0.108 R)
• M33: 3,277,839 km (0.081 R)
• M34: 3,346,056 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.2

Radius: 8.9

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.6 AU - 0.76 AU

Year: 387 Days

Day: 9.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 175.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 51,590,156 km

• M1: 114,891 km (0.076 R)
• M2: 186,249 km (0.092 R)
• M3: 242,199 km (0.054 R)
• M4: 297,550 km (0.115 R)
• M5: 372,499 km (0.09 R)
• M6: 438,023 km (0.084 R)
• M7: 508,483 km (0.117 R)
• M8: 622,327 km (0.111 R)
• M9: 828,772 km (0.086 R)
• M10: 902,674 km (0.09 R)
• M11: 982,260 km (0.072 R)
• M12: 1,053,917 km (0.108 R)
• M13: 1,159,683 km (0.067 R)
• M14: 1,224,758 km (0.109 R)
• M15: 1,374,206 km (0.076 R)
• M16: 1,506,002 km (0.086 R)
• M17: 1,597,705 km (0.115 R)
• M18: 1,720,076 km (0.091 R)
• M19: 1,939,836 km (0.064 R)
• M20: 2,013,587 km (0.063 R)
• M21: 2,146,281 km (0.096 R)
• M22: 2,259,077 km (0.073 R)
• M23: 2,378,457 km (0.101 R)
• M24: 2,434,257 km (0.097 R)
• M25: 2,499,930 km (0.054 R)
• M26: 2,666,881 km (0.116 R)
• M27: 2,808,102 km (0.114 R)
• M28: 2,896,963 km (0.117 R)
• M29: 3,057,332 km (0.119 R)
• M30: 3,153,822 km (0.091 R)
• M31: 3,225,779 km (0.11 R)
• M32: 3,360,567 km (0.11 R)
• M33: 3,502,685 km (0.073 R)
• M34: 3,593,191 km (0.061 R)
• M35: 3,652,133 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.1

Radius: 10.3

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.7 AU - 1.06 AU

Year: 570 Days

Day: 12 Hours

Environment

Temp: -175 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 51,590,156 km

• M1: 131,945 km (0.104 R)
• M2: 258,954 km (0.066 R)
• M3: 344,225 km (0.107 R)
• M4: 417,677 km (0.06 R)
• M5: 498,161 km (0.083 R)
• M6: 638,933 km (0.047 R)
• M7: 789,428 km (0.089 R)
• M8: 854,952 km (0.117 R)
• M9: 1,022,801 km (0.098 R)
• M10: 1,095,056 km (0.117 R)
• M11: 1,267,393 km (0.087 R)
• M12: 1,334,413 km (0.047 R)
• M13: 1,478,027 km (0.069 R)
• M14: 1,554,920 km (0.085 R)
• M15: 1,681,929 km (0.031 R)
• M16: 1,844,093 km (0.103 R)
• M17: 1,927,120 km (0.117 R)
• M18: 2,117,109 km (0.097 R)
• M19: 2,204,325 km (0.12 R)
• M20: 2,361,552 km (0.049 R)
• M21: 2,494,395 km (0.081 R)
• M22: 2,565,304 km (0.091 R)
• M23: 2,636,962 km (0.068 R)
• M24: 2,738,389 km (0.057 R)
• M25: 3,088,448 km (0.04 R)
• M26: 3,303,869 km (0.102 R)
• M27: 3,413,375 km (0.09 R)
• M28: 3,524,227 km (0.115 R)
• M29: 3,636,275 km (0.043 R)
• M30: 3,790,212 km (0.106 R)
• M31: 3,863,963 km (0.083 R)
• M32: 3,962,997 km (0.091 R)
• M33: 4,029,568 km (0.059 R)
• M34: 4,376,187 km (0.079 R)
• M35: 4,470,882 km (0.104 R)
• M36: 4,662,367 km (0.095 R)
• M37: 4,812,264 km (0.115 R)
• M38: 4,892,150 km (0.085 R)
• M39: 5,026,488 km (0.098 R)
• M40: 5,125,672 km (0.045 R)
• M41: 5,317,008 km (0.079 R)
• M42: 5,538,562 km (0.051 R)
• M43: 5,613,211 km (0.107 R)
• M44: 5,763,258 km (0.101 R)
• M45: 5,895,652 km (0.094 R)
• M46: 5,962,373 km (0.078 R)
• M47: 6,067,540 km (0.055 R)
• M48: 6,163,582 km (0.088 R)
• M49: 6,367,185 km (0.104 R)
• M50: 6,435,551 km (0.119 R)
• M51: 6,514,090 km (0.112 R)
• M52: 6,652,019 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.4

Radius: 13.6

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.26 AU - 1.58 AU

Year: 1168 Days

Day: 11.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 51,590,156 km

• M1: 184,155 km (0.074 R)
• M2: 296,503 km (0.119 R)
• M3: 431,590 km (0.042 R)
• M4: 550,969 km (0.114 R)
• M5: 660,325 km (0.063 R)
• M6: 765,492 km (0.058 R)
• M7: 857,196 km (0.098 R)
• M8: 946,207 km (0.105 R)
• M9: 1,127,070 km (0.065 R)
• M10: 1,218,175 km (0.087 R)
• M11: 1,320,052 km (0.061 R)
• M12: 1,433,297 km (0.025 R)
• M13: 1,583,793 km (0.096 R)
• M14: 1,892,413 km (0.087 R)
• M15: 1,984,117 km (0.097 R)
• M16: 2,386,684 km (0.072 R)
• M17: 2,536,881 km (0.056 R)
• M18: 2,628,435 km (0.072 R)
• M19: 2,910,277 km (0.07 R)
• M20: 3,147,240 km (0.106 R)
• M21: 3,290,405 km (0.095 R)
• M22: 3,480,843 km (0.094 R)
• M23: 3,826,115 km (0.097 R)
• M24: 4,255,162 km (0.079 R)
• M25: 4,340,433 km (0.113 R)
• M26: 4,549,870 km (0.112 R)
• M27: 4,762,747 km (0.11 R)
• M28: 4,889,457 km (0.098 R)
• M29: 5,355,305 km (0.055 R)
• M30: 5,540,357 km (0.051 R)
• M31: 5,740,968 km (0.079 R)
• M32: 5,835,514 km (0.076 R)
• M33: 6,025,952 km (0.091 R)
• M34: 6,177,195 km (0.057 R)
• M35: 6,315,723 km (0.116 R)
• M36: 6,441,236 km (0.11 R)
• M37: 6,794,586 km (0.115 R)
• M38: 7,009,558 km (0.097 R)
• M39: 7,183,241 km (0.097 R)
• M40: 7,343,610 km (0.104 R)
• M41: 7,490,515 km (0.118 R)
• M42: 7,623,657 km (0.06 R)
• M43: 8,042,681 km (0.062 R)
• M44: 8,346,664 km (0.103 R)
• M45: 8,778,702 km (0.079 R)
• M46: 8,887,759 km (0.065 R)
• M47: 9,138,934 km (0.079 R)
• M48: 9,344,781 km (0.071 R)
• M49: 9,793,425 km (0.047 R)
• M50: 9,906,670 km (0.107 R)
• M51: 10,004,058 km (0.085 R)
• M52: 10,364,140 km (0.103 R)
• M53: 10,828,492 km (0.099 R)
• M54: 11,063,211 km (0.034 R)
• M55: 11,435,560 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.9

Radius: 8.2

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.47 AU - 1.63 AU

Year: 1332 Days

Day: 5.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 51,590,156 km

• M1: 104,868 km (0.094 R)
• M2: 201,060 km (0.088 R)
• M3: 298,149 km (0.072 R)
• M4: 390,301 km (0.073 R)
• M5: 489,035 km (0.093 R)
• M6: 563,236 km (0.119 R)
• M7: 793,766 km (0.116 R)
• M8: 923,168 km (0.054 R)
• M9: 1,035,367 km (0.114 R)
• M10: 1,177,634 km (0.105 R)
• M11: 1,346,231 km (0.087 R)
• M12: 1,413,251 km (0.11 R)
• M13: 1,522,906 km (0.112 R)
• M14: 1,671,158 km (0.077 R)
• M15: 1,728,903 km (0.08 R)
• M16: 1,779,915 km (0.108 R)
• M17: 1,928,915 km (0.061 R)
• M18: 2,027,799 km (0.106 R)
• M19: 2,183,531 km (0.045 R)
• M20: 2,294,981 km (0.081 R)
• M21: 2,367,536 km (0.1 R)
• M22: 2,556,628 km (0.099 R)
• M23: 2,674,062 km (0.111 R)
• M24: 2,750,656 km (0.05 R)
• M25: 2,810,645 km (0.085 R)
• M26: 2,862,555 km (0.054 R)
• M27: 3,064,064 km (0.05 R)
• M28: 3,261,383 km (0.105 R)
• M29: 3,361,614 km (0.114 R)
• M30: 3,555,642 km (0.04 R)
• M31: 3,621,316 km (0.105 R)
• M32: 3,734,561 km (0.112 R)
• M33: 3,829,855 km (0.061 R)
• M34: 3,945,345 km (0.105 R)
• M35: 4,022,986 km (0.071 R)
• M36: 4,130,696 km (0.118 R)
• M37: 4,239,155 km (0.058 R)
• M38: 4,408,948 km (0.091 R)
• M39: 4,601,182 km (0.103 R)
• M40: 4,662,517 km (0.048 R)
• M41: 4,994,026 km (0.086 R)
• M42: 5,247,893 km (0.119 R)
• M43: 5,484,108 km (0.063 R)
• M44: 5,581,796 km (0.093 R)
• M45: 5,680,082 km (0.038 R)
• M46: 6,056,619 km (0.092 R)
• M47: 6,146,378 km (0.109 R)
• M48: 6,225,216 km (0.071 R)
• M49: 6,384,089 km (0.111 R)
• M50: 6,498,382 km (0.06 R)
• M51: 6,671,167 km (0.107 R)
• M52: 6,810,443 km (0.071 R)
• M53: 7,044,713 km (0.069 R)
• M54: 7,162,746 km (0.029 R)
• M55: 7,389,088 km (0.097 R)
• M56: 7,473,012 km (0.099 R)
• M57: 7,557,385 km (0.099 R)
• M58: 7,909,987 km (0.099 R)
• M59: 7,983,590 km (0.064 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 909.7

Radius: 4.7

Gravity: 41.18 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5.83 AU - 6.63 AU

Year: 10734 Days

Day: 15.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 51,590,156 km

• M1: 263,591 km (0.104 R)
• M2: 345,122 km (0.049 R)
• M3: 638,633 km (0.05 R)
• M4: 1,146,668 km (0.087 R)
• M5: 1,648,569 km (0.095 R)
• M6: 1,989,652 km (0.12 R)
• M7: 2,351,978 km (0.106 R)
• M8: 2,526,110 km (0.036 R)
• M9: 2,674,511 km (0.031 R)
• M10: 3,073,488 km (0.107 R)
• M11: 3,925,747 km (0.098 R)
• M12: 3,994,263 km (0.062 R)
• M13: 4,377,832 km (0.109 R)
• M14: 5,674,397 km (0.069 R)
• M15: 5,907,770 km (0.098 R)
• M16: 6,224,019 km (0.071 R)
• M17: 6,303,905 km (0.107 R)
• M18: 6,667,577 km (0.117 R)
• M19: 7,415,417 km (0.069 R)
• M20: 8,015,304 km (0.104 R)
• M21: 8,189,436 km (0.116 R)
• M22: 8,233,268 km (0.066 R)
• M23: 8,809,071 km (0.08 R)
• M24: 9,627,670 km (0.094 R)
• M25: 9,766,497 km (0.078 R)
• M26: 10,565,499 km (0.108 R)
• M27: 11,093,580 km (0.085 R)
• M28: 12,627,407 km (0.081 R)
• M29: 12,728,684 km (0.11 R)
• M30: 13,444,809 km (0.114 R)
• M31: 14,173,949 km (0.118 R)
• M32: 14,490,349 km (0.111 R)
• M33: 14,755,736 km (0.115 R)
• M34: 14,809,142 km (0.091 R)
• M35: 14,862,399 km (0.099 R)
• M36: 14,915,805 km (0.084 R)
• M37: 15,076,473 km (0.09 R)
• M38: 16,052,151 km (0.117 R)
• M39: 16,602,970 km (0.112 R)
• M40: 16,713,972 km (0.029 R)
• M41: 17,553,665 km (0.073 R)
• M42: 17,893,252 km (0.063 R)
• M43: 18,007,096 km (0.103 R)
• M44: 18,178,086 km (0.117 R)
• M45: 18,809,838 km (0.118 R)
• M46: 18,867,583 km (0.118 R)
• M47: 19,273,741 km (0.107 R)
• M48: 19,390,278 km (0.117 R)
• M49: 19,565,606 km (0.1 R)
• M50: 19,800,176 km (0.116 R)
• M51: 19,976,701 km (0.079 R)
• M52: 20,272,007 km (0.104 R)
• M53: 21,226,891 km (0.071 R)
• M54: 21,407,605 km (0.078 R)
• M55: 21,588,768 km (0.069 R)
• M56: 21,649,205 km (0.115 R)
• M57: 23,180,190 km (0.099 R)
• M58: 23,242,124 km (0.027 R)
• M59: 24,178,157 km (0.047 R)
• M60: 24,492,911 km (0.116 R)
• M61: 24,556,042 km (0.104 R)
• M62: 25,381,373 km (0.109 R)
• M63: 25,637,185 km (0.113 R)
• M64: 26,474,335 km (0.061 R)
• M65: 26,798,813 km (0.066 R)
• M66: 26,863,738 km (0.084 R)
• M67: 27,714,053 km (0.105 R)
• M68: 28,043,318 km (0.112 R)
• M69: 28,307,807 km (0.056 R)
• M70: 28,506,622 km (0.117 R)
• M71: 30,520,658 km (0.075 R)
• M72: 30,656,493 km (0.082 R)
• M73: 30,792,627 km (0.115 R)
• M74: 30,928,911 km (0.068 R)
• M75: 32,649,436 km (0.094 R)
• M76: 32,718,849 km (0.086 R)
• M77: 33,206,539 km (0.054 R)
• M78: 33,837,094 km (0.052 R)
• M79: 36,975,807 km (0.097 R)
• M80: 37,774,958 km (0.03 R)
• M81: 38,947,357 km (0.071 R)
• M82: 39,390,167 km (0.054 R)
• M83: 39,686,221 km (0.088 R)
• M84: 41,628,749 km (0.038 R)
• M85: 43,220,321 km (0.036 R)
• M86: 44,446,126 km (0.107 R)
• M87: 44,600,212 km (0.064 R)
• M88: 49,542,177 km (0.027 R)
• M89: 50,422,710 km (0.088 R)
• M90: 50,985,797 km (0.061 R)
• M91: 51,308,479 km (0.12 R)
• M92: 51,712,693 km (0.1 R)
• M93: 52,931,915 km (0.117 R)
• M94: 53,095,127 km (0.043 R)
• M95: 54,325,120 km (0.062 R)
• M96: 54,984,847 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 606.8

Radius: 3.2

Gravity: 59.26 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 6.33 AU - 6.99 AU

Year: 11864 Days

Day: 23.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 51,590,156 km

• M1: 99,333 km (0.113 R)
• M2: 231,428 km (0.093 R)
• M3: 581,936 km (0.086 R)
• M4: 616,194 km (0.08 R)
• M5: 1,549,236 km (0.107 R)
• M6: 1,719,179 km (0.096 R)
• M7: 1,793,678 km (0.05 R)
• M8: 2,076,418 km (0.052 R)
• M9: 2,400,597 km (0.12 R)
• M10: 2,456,098 km (0.099 R)
• M11: 3,064,662 km (0.086 R)
• M12: 3,432,224 km (0.099 R)
• M13: 3,653,030 km (0.078 R)
• M14: 3,943,849 km (0.115 R)
• M15: 4,075,345 km (0.098 R)
• M16: 4,512,919 km (0.091 R)
• M17: 4,547,177 km (0.072 R)
• M18: 5,688,908 km (0.071 R)
• M19: 5,763,108 km (0.11 R)
• M20: 6,756,139 km (0.032 R)
• M21: 7,392,977 km (0.118 R)
• M22: 8,510,324 km (0.073 R)
• M23: 9,153,595 km (0.095 R)
• M24: 9,459,073 km (0.115 R)
• M25: 9,723,562 km (0.105 R)
• M26: 10,486,063 km (0.073 R)
• M27: 10,622,646 km (0.119 R)
• M28: 10,713,900 km (0.034 R)
• M29: 10,851,530 km (0.067 R)
• M30: 11,314,087 km (0.088 R)
• M31: 11,783,226 km (0.081 R)
• M32: 12,115,333 km (0.103 R)
• M33: 12,788,823 km (0.115 R)
• M34: 13,179,124 km (0.069 R)
• M35: 13,771,681 km (0.111 R)
• M36: 14,171,705 km (0.08 R)
• M37: 14,272,235 km (0.113 R)
• M38: 15,549,352 km (0.115 R)
• M39: 15,757,144 km (0.117 R)
• M40: 16,018,042 km (0.056 R)
• M41: 16,175,270 km (0.057 R)
• M42: 16,597,136 km (0.112 R)
• M43: 16,915,929 km (0.072 R)
• M44: 17,344,078 km (0.089 R)
• M45: 18,101,791 km (0.092 R)
• M46: 18,375,106 km (0.109 R)
• M47: 18,429,859 km (0.104 R)
• M48: 18,594,716 km (0.105 R)
• M49: 19,370,082 km (0.088 R)
• M50: 19,649,531 km (0.03 R)
• M51: 19,930,326 km (0.054 R)
• M52: 19,986,575 km (0.12 R)
• M53: 21,181,563 km (0.097 R)
• M54: 21,296,454 km (0.09 R)
• M55: 21,469,389 km (0.099 R)
• M56: 22,810,384 km (0.065 R)
• M57: 23,223,873 km (0.08 R)
• M58: 24,178,157 km (0.055 R)
• M59: 24,841,624 km (0.088 R)
• M60: 25,572,260 km (0.101 R)
• M61: 26,001,756 km (0.073 R)
• M62: 26,681,379 km (0.116 R)
• M63: 27,995,147 km (0.071 R)
• M64: 28,184,538 km (0.03 R)
• M65: 29,010,019 km (0.109 R)
• M66: 29,265,682 km (0.086 R)
• M67: 30,360,439 km (0.071 R)
• M68: 30,425,215 km (0.079 R)
• M69: 30,945,367 km (0.08 R)
• M70: 31,402,837 km (0.117 R)
• M71: 31,665,232 km (0.044 R)
• M72: 31,994,347 km (0.104 R)
• M73: 32,324,659 km (0.066 R)
• M74: 32,788,861 km (0.095 R)
• M75: 33,388,898 km (0.039 R)
• M76: 34,667,511 km (0.072 R)
• M77: 35,825,249 km (0.09 R)
• M78: 36,718,947 km (0.081 R)
• M79: 38,318,148 km (0.079 R)
• M80: 38,668,656 km (0.06 R)
• M81: 39,585,392 km (0.094 R)
• M82: 40,152,966 km (0.082 R)
• M83: 40,937,906 km (0.079 R)
• M84: 42,885,820 km (0.072 R)
• M85: 42,958,525 km (0.1 R)
• M86: 44,568,796 km (0.048 R)
• M87: 45,752,265 km (0.101 R)
• M88: 47,246,000 km (0.094 R)
• M89: 47,847,981 km (0.086 R)
• M90: 48,301,113 km (0.084 R)
• M91: 50,665,059 km (0.042 R)
• M92: 51,281,103 km (0.114 R)
• M93: 51,435,637 km (0.042 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: 515 - 18,638 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit