Star System Generated (Seed: 1768623065)

Star Details

Spectral Class: K8V

Temperature: 3,914 K

Mass: 0.65 sol

Luminosity: 0.22 lux

Habitable Zone (HZ)

Inner Boundary: 0.45 AU

Outer Boundary: 0.64 AU

Physical Limits

Snow Line: 2.25 AU

Max System Radius: 16.1 AU

Planetary System (6 Planets)

Planet 1 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.31 AU - 1.45 AU

Year: 734 Days

Day: 47.1 Hours

Environment

Temp: -101 °C

Axial Tilt: 22.7 °

Atmosphere: Thin Nâ‚‚/CHâ‚„

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,018,298 km

  • M1: 105,466 km (0.049 R)

Asteroid Belt

Center: 3.88 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.4

Radius: 14.5

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 6.26 AU - 6.48 AU

Year: 7284 Days

Day: 13.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 3.9 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (60)

Outer Limit: 66,018,298 km

  • M1: 198,965 km (0.049 R)
  • M2: 495,319 km (0.102 R)
  • M3: 848,968 km (0.062 R)
  • M4: 1,143,077 km (0.089 R)
  • M5: 1,270,535 km (0.115 R)
  • M6: 1,494,034 km (0.104 R)
  • M7: 1,731,147 km (0.119 R)
  • M8: 2,071,332 km (0.099 R)
  • M9: 2,176,350 km (0.108 R)
  • M10: 2,918,206 km (0.07 R)
  • M11: 3,081,716 km (0.034 R)
  • M12: 3,279,036 km (0.101 R)
  • M13: 3,449,278 km (0.104 R)
  • M14: 3,590,798 km (0.035 R)
  • M15: 4,027,324 km (0.088 R)
  • M16: 4,210,133 km (0.029 R)
  • M17: 4,463,851 km (0.034 R)
  • M18: 4,601,331 km (0.118 R)
  • M19: 4,705,302 km (0.112 R)
  • M20: 4,915,786 km (0.117 R)
  • M21: 5,826,089 km (0.111 R)
  • M22: 6,147,575 km (0.114 R)
  • M23: 6,455,597 km (0.114 R)
  • M24: 6,847,693 km (0.101 R)
  • M25: 7,006,715 km (0.091 R)
  • M26: 7,430,227 km (0.078 R)
  • M27: 7,634,727 km (0.087 R)
  • M28: 8,196,617 km (0.078 R)
  • M29: 8,429,391 km (0.09 R)
  • M30: 8,685,802 km (0.118 R)
  • M31: 9,031,672 km (0.072 R)
  • M32: 9,382,180 km (0.042 R)
  • M33: 9,715,035 km (0.112 R)
  • M34: 9,826,785 km (0.109 R)
  • M35: 10,210,055 km (0.047 R)
  • M36: 10,575,223 km (0.104 R)
  • M37: 10,875,167 km (0.119 R)
  • M38: 12,055,045 km (0.071 R)
  • M39: 12,831,458 km (0.103 R)
  • M40: 13,399,481 km (0.059 R)
  • M41: 13,699,126 km (0.047 R)
  • M42: 14,076,860 km (0.053 R)
  • M43: 14,279,715 km (0.116 R)
  • M44: 14,509,198 km (0.113 R)
  • M45: 14,662,835 km (0.059 R)
  • M46: 14,919,994 km (0.068 R)
  • M47: 15,101,007 km (0.053 R)
  • M48: 15,412,919 km (0.117 R)
  • M49: 15,543,518 km (0.062 R)
  • M50: 15,674,416 km (0.106 R)
  • M51: 15,805,763 km (0.11 R)
  • M52: 15,937,559 km (0.101 R)
  • M53: 16,096,132 km (0.094 R)
  • M54: 16,255,155 km (0.107 R)
  • M55: 17,546,484 km (0.112 R)
  • M56: 17,737,520 km (0.077 R)
  • M57: 17,984,357 km (0.05 R)
  • M58: 18,149,363 km (0.116 R)
  • M59: 18,342,644 km (0.043 R)
  • M60: 18,592,173 km (0.033 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.5

Radius: 13.4

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 8.96 AU - 9.08 AU

Year: 12273 Days

Day: 14 Hours

Environment

Temp: -192 °C

Axial Tilt: 17.6 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (72)

Outer Limit: 66,018,298 km

  • M1: 169,943 km (0.116 R)
  • M2: 284,535 km (0.09 R)
  • M3: 373,546 km (0.105 R)
  • M4: 488,886 km (0.11 R)
  • M5: 595,100 km (0.104 R)
  • M6: 1,093,860 km (0.064 R)
  • M7: 1,449,005 km (0.111 R)
  • M8: 1,706,313 km (0.05 R)
  • M9: 1,978,881 km (0.048 R)
  • M10: 2,350,183 km (0.094 R)
  • M11: 2,544,361 km (0.112 R)
  • M12: 2,766,513 km (0.078 R)
  • M13: 3,398,415 km (0.116 R)
  • M14: 3,594,238 km (0.062 R)
  • M15: 3,718,554 km (0.094 R)
  • M16: 4,521,446 km (0.107 R)
  • M17: 5,264,050 km (0.118 R)
  • M18: 5,692,947 km (0.068 R)
  • M19: 6,524,113 km (0.104 R)
  • M20: 6,737,888 km (0.081 R)
  • M21: 6,954,057 km (0.092 R)
  • M22: 7,809,158 km (0.117 R)
  • M23: 8,463,948 km (0.069 R)
  • M24: 9,410,304 km (0.034 R)
  • M25: 9,756,624 km (0.065 R)
  • M26: 9,896,198 km (0.094 R)
  • M27: 10,461,529 km (0.089 R)
  • M28: 10,604,544 km (0.1 R)
  • M29: 11,001,128 km (0.106 R)
  • M30: 11,183,039 km (0.098 R)
  • M31: 11,402,499 km (0.112 R)
  • M32: 11,697,656 km (0.096 R)
  • M33: 11,808,807 km (0.057 R)
  • M34: 12,144,804 km (0.037 R)
  • M35: 12,597,786 km (0.051 R)
  • M36: 12,788,224 km (0.108 R)
  • M37: 13,287,582 km (0.081 R)
  • M38: 13,442,565 km (0.052 R)
  • M39: 13,715,282 km (0.098 R)
  • M40: 13,911,106 km (0.034 R)
  • M41: 14,385,032 km (0.101 R)
  • M42: 14,664,032 km (0.09 R)
  • M43: 17,127,460 km (0.075 R)
  • M44: 17,253,870 km (0.046 R)
  • M45: 17,635,345 km (0.083 R)
  • M46: 18,926,823 km (0.074 R)
  • M47: 19,057,722 km (0.079 R)
  • M48: 19,981,937 km (0.099 R)
  • M49: 21,011,021 km (0.067 R)
  • M50: 21,418,376 km (0.075 R)
  • M51: 21,554,809 km (0.06 R)
  • M52: 22,149,162 km (0.094 R)
  • M53: 22,841,500 km (0.042 R)
  • M54: 23,027,451 km (0.098 R)
  • M55: 23,400,697 km (0.04 R)
  • M56: 23,681,941 km (0.083 R)
  • M57: 23,964,233 km (0.111 R)
  • M58: 25,057,045 km (0.048 R)
  • M59: 26,506,648 km (0.071 R)
  • M60: 26,702,023 km (0.072 R)
  • M61: 26,848,928 km (0.117 R)
  • M62: 27,438,942 km (0.117 R)
  • M63: 28,581,720 km (0.098 R)
  • M64: 28,782,032 km (0.067 R)
  • M65: 29,284,980 km (0.11 R)
  • M66: 29,790,770 km (0.083 R)
  • M67: 29,943,061 km (0.056 R)
  • M68: 30,146,514 km (0.058 R)
  • M69: 31,687,372 km (0.117 R)
  • M70: 32,885,950 km (0.111 R)
  • M71: 34,311,768 km (0.101 R)
  • M72: 35,005,453 km (0.105 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 786.9

Radius: 4

Gravity: 49.18 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 8.55 AU - 10.85 AU

Year: 13686 Days

Day: 19.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 25.2 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (93)

Outer Limit: 66,018,298 km

  • M1: 71,657 km (0.044 R)
  • M2: 121,025 km (0.108 R)
  • M3: 152,141 km (0.113 R)
  • M4: 211,681 km (0.074 R)
  • M5: 720,463 km (0.091 R)
  • M6: 1,219,522 km (0.109 R)
  • M7: 1,475,185 km (0.106 R)
  • M8: 1,636,451 km (0.07 R)
  • M9: 1,831,826 km (0.099 R)
  • M10: 2,398,503 km (0.079 R)
  • M11: 2,684,683 km (0.114 R)
  • M12: 2,981,486 km (0.102 R)
  • M13: 3,116,872 km (0.107 R)
  • M14: 3,323,466 km (0.064 R)
  • M15: 4,007,129 km (0.094 R)
  • M16: 4,156,427 km (0.07 R)
  • M17: 4,345,669 km (0.094 R)
  • M18: 4,460,560 km (0.079 R)
  • M19: 5,170,701 km (0.096 R)
  • M20: 5,333,314 km (0.091 R)
  • M21: 5,580,300 km (0.115 R)
  • M22: 6,914,713 km (0.115 R)
  • M23: 7,093,781 km (0.098 R)
  • M24: 7,138,810 km (0.11 R)
  • M25: 8,105,811 km (0.085 R)
  • M26: 8,152,785 km (0.044 R)
  • M27: 8,437,170 km (0.114 R)
  • M28: 10,159,191 km (0.063 R)
  • M29: 10,413,807 km (0.108 R)
  • M30: 10,773,889 km (0.112 R)
  • M31: 12,416,623 km (0.12 R)
  • M32: 12,470,927 km (0.113 R)
  • M33: 13,183,761 km (0.12 R)
  • M34: 13,350,114 km (0.056 R)
  • M35: 13,628,964 km (0.104 R)
  • M36: 14,705,919 km (0.053 R)
  • M37: 15,633,875 km (0.072 R)
  • M38: 15,986,627 km (0.092 R)
  • M39: 16,164,050 km (0.093 R)
  • M40: 18,219,674 km (0.051 R)
  • M41: 18,528,893 km (0.082 R)
  • M42: 19,152,417 km (0.099 R)
  • M43: 19,846,252 km (0.071 R)
  • M44: 20,100,718 km (0.091 R)
  • M45: 20,548,315 km (0.079 R)
  • M46: 20,612,642 km (0.078 R)
  • M47: 20,870,100 km (0.064 R)
  • M48: 22,108,172 km (0.097 R)
  • M49: 23,436,750 km (0.06 R)
  • M50: 24,314,142 km (0.071 R)
  • M51: 26,031,376 km (0.104 R)
  • M52: 27,221,277 km (0.102 R)
  • M53: 28,859,075 km (0.074 R)
  • M54: 29,147,200 km (0.094 R)
  • M55: 29,436,223 km (0.117 R)
  • M56: 30,969,153 km (0.119 R)
  • M57: 32,602,911 km (0.099 R)
  • M58: 33,128,448 km (0.116 R)
  • M59: 33,960,213 km (0.09 R)
  • M60: 34,188,200 km (0.101 R)
  • M61: 35,259,021 km (0.118 R)
  • M62: 35,644,086 km (0.118 R)
  • M63: 36,185,481 km (0.116 R)
  • M64: 39,810,537 km (0.106 R)
  • M65: 40,452,760 km (0.114 R)
  • M66: 40,775,144 km (0.099 R)
  • M67: 41,747,380 km (0.119 R)
  • M68: 42,236,266 km (0.07 R)
  • M69: 44,626,242 km (0.089 R)
  • M70: 46,468,240 km (0.074 R)
  • M71: 47,738,476 km (0.112 R)
  • M72: 47,993,839 km (0.076 R)
  • M73: 48,762,772 km (0.078 R)
  • M74: 48,848,492 km (0.045 R)
  • M75: 49,794,250 km (0.057 R)
  • M76: 50,659,374 km (0.085 R)
  • M77: 50,746,141 km (0.084 R)
  • M78: 50,919,974 km (0.071 R)
  • M79: 53,637,718 km (0.084 R)
  • M80: 53,991,816 km (0.107 R)
  • M81: 54,169,090 km (0.118 R)
  • M82: 54,257,951 km (0.117 R)
  • M83: 54,613,395 km (0.041 R)
  • M84: 55,148,058 km (0.064 R)
  • M85: 56,132,711 km (0.077 R)
  • M86: 58,028,565 km (0.096 R)
  • M87: 58,301,133 km (0.104 R)
  • M88: 58,392,088 km (0.055 R)
  • M89: 59,578,698 km (0.118 R)
  • M90: 60,037,216 km (0.063 R)
  • M91: 60,220,922 km (0.093 R)
  • M92: 60,865,390 km (0.119 R)
  • M93: 61,697,453 km (0.062 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 466.8

Radius: 7.3

Gravity: 8.76 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 10.02 AU - 13.96 AU

Year: 18809 Days

Day: 23.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 8.2 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (93)

Outer Limit: 66,018,298 km

  • M1: 286,031 km (0.074 R)
  • M2: 475,572 km (0.111 R)
  • M3: 604,226 km (0.09 R)
  • M4: 873,951 km (0.105 R)
  • M5: 1,057,657 km (0.083 R)
  • M6: 1,228,797 km (0.104 R)
  • M7: 1,570,329 km (0.108 R)
  • M8: 2,561,116 km (0.099 R)
  • M9: 3,029,955 km (0.114 R)
  • M10: 3,345,308 km (0.109 R)
  • M11: 4,589,363 km (0.077 R)
  • M12: 5,115,200 km (0.113 R)
  • M13: 7,684,095 km (0.094 R)
  • M14: 7,873,934 km (0.118 R)
  • M15: 8,161,611 km (0.036 R)
  • M16: 8,403,960 km (0.116 R)
  • M17: 8,697,919 km (0.101 R)
  • M18: 8,747,287 km (0.107 R)
  • M19: 8,945,504 km (0.109 R)
  • M20: 9,095,102 km (0.084 R)
  • M21: 9,195,332 km (0.097 R)
  • M22: 9,855,807 km (0.027 R)
  • M23: 10,114,013 km (0.096 R)
  • M24: 10,426,672 km (0.105 R)
  • M25: 10,479,032 km (0.086 R)
  • M26: 11,329,645 km (0.113 R)
  • M27: 12,758,754 km (0.091 R)
  • M28: 13,096,546 km (0.114 R)
  • M29: 13,153,094 km (0.094 R)
  • M30: 13,780,956 km (0.07 R)
  • M31: 15,542,471 km (0.062 R)
  • M32: 15,602,310 km (0.117 R)
  • M33: 16,024,026 km (0.106 R)
  • M34: 16,940,164 km (0.08 R)
  • M35: 17,435,632 km (0.095 R)
  • M36: 18,124,829 km (0.104 R)
  • M37: 18,822,853 km (0.077 R)
  • M38: 20,310,753 km (0.045 R)
  • M39: 22,037,562 km (0.077 R)
  • M40: 22,104,881 km (0.104 R)
  • M41: 22,918,543 km (0.102 R)
  • M42: 23,123,492 km (0.118 R)
  • M43: 23,192,008 km (0.113 R)
  • M44: 23,329,040 km (0.091 R)
  • M45: 24,365,903 km (0.086 R)
  • M46: 24,714,765 km (0.107 R)
  • M47: 25,135,733 km (0.081 R)
  • M48: 25,771,524 km (0.088 R)
  • M49: 25,842,434 km (0.113 R)
  • M50: 26,127,119 km (0.094 R)
  • M51: 26,198,327 km (0.113 R)
  • M52: 27,565,352 km (0.061 R)
  • M53: 27,928,875 km (0.114 R)
  • M54: 29,029,168 km (0.07 R)
  • M55: 29,176,970 km (0.097 R)
  • M56: 30,443,017 km (0.099 R)
  • M57: 30,743,559 km (0.089 R)
  • M58: 31,271,789 km (0.072 R)
  • M59: 31,347,486 km (0.114 R)
  • M60: 32,337,375 km (0.102 R)
  • M61: 32,951,624 km (0.073 R)
  • M62: 33,260,095 km (0.07 R)
  • M63: 33,337,437 km (0.087 R)
  • M64: 34,113,550 km (0.108 R)
  • M65: 34,582,091 km (0.116 R)
  • M66: 36,796,738 km (0.054 R)
  • M67: 37,116,877 km (0.083 R)
  • M68: 37,598,732 km (0.095 R)
  • M69: 39,792,884 km (0.092 R)
  • M70: 42,111,651 km (0.091 R)
  • M71: 42,614,150 km (0.099 R)
  • M72: 44,473,951 km (0.116 R)
  • M73: 44,559,072 km (0.094 R)
  • M74: 44,985,725 km (0.066 R)
  • M75: 45,499,444 km (0.116 R)
  • M76: 45,929,089 km (0.104 R)
  • M77: 47,052,270 km (0.067 R)
  • M78: 47,225,953 km (0.085 R)
  • M79: 48,710,114 km (0.087 R)
  • M80: 50,475,967 km (0.114 R)
  • M81: 51,098,893 km (0.102 R)
  • M82: 51,188,053 km (0.061 R)
  • M83: 51,277,363 km (0.102 R)
  • M84: 51,366,673 km (0.095 R)
  • M85: 52,082,947 km (0.035 R)
  • M86: 52,172,706 km (0.096 R)
  • M87: 53,254,000 km (0.077 R)
  • M88: 54,889,703 km (0.105 R)
  • M89: 55,621,984 km (0.105 R)
  • M90: 55,897,394 km (0.03 R)
  • M91: 59,988,896 km (0.092 R)
  • M92: 60,743,019 km (0.066 R)
  • M93: 62,928,943 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 438

Radius: 7.3

Gravity: 8.22 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 10.33 AU - 14.83 AU

Year: 20214 Days

Day: 24.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 20.8 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (83)

Outer Limit: 66,018,298 km

  • M1: 101,577 km (0.104 R)
  • M2: 166,802 km (0.094 R)
  • M3: 416,331 km (0.063 R)
  • M4: 468,241 km (0.077 R)
  • M5: 1,311,824 km (0.083 R)
  • M6: 1,724,564 km (0.106 R)
  • M7: 3,004,374 km (0.098 R)
  • M8: 3,252,557 km (0.079 R)
  • M9: 3,618,473 km (0.09 R)
  • M10: 3,920,811 km (0.118 R)
  • M11: 4,231,226 km (0.088 R)
  • M12: 5,422,025 km (0.12 R)
  • M13: 5,767,746 km (0.073 R)
  • M14: 5,855,410 km (0.052 R)
  • M15: 6,076,217 km (0.078 R)
  • M16: 6,986,819 km (0.048 R)
  • M17: 8,036,846 km (0.066 R)
  • M18: 8,831,062 km (0.095 R)
  • M19: 9,237,519 km (0.111 R)
  • M20: 9,702,170 km (0.07 R)
  • M21: 10,121,493 km (0.092 R)
  • M22: 10,600,356 km (0.091 R)
  • M23: 11,032,245 km (0.108 R)
  • M24: 11,580,222 km (0.1 R)
  • M25: 13,045,982 km (0.061 R)
  • M26: 13,508,538 km (0.042 R)
  • M27: 14,094,513 km (0.054 R)
  • M28: 15,049,097 km (0.108 R)
  • M29: 17,461,961 km (0.066 R)
  • M30: 18,357,005 km (0.096 R)
  • M31: 19,727,471 km (0.079 R)
  • M32: 20,592,296 km (0.119 R)
  • M33: 24,527,468 km (0.096 R)
  • M34: 25,600,684 km (0.085 R)
  • M35: 25,672,790 km (0.118 R)
  • M36: 25,889,408 km (0.12 R)
  • M37: 26,034,218 km (0.051 R)
  • M38: 26,543,150 km (0.053 R)
  • M39: 26,982,070 km (0.032 R)
  • M40: 28,015,343 km (0.106 R)
  • M41: 30,425,215 km (0.091 R)
  • M42: 30,654,548 km (0.099 R)
  • M43: 31,037,968 km (0.07 R)
  • M44: 31,114,861 km (0.104 R)
  • M45: 31,423,182 km (0.054 R)
  • M46: 32,120,159 km (0.06 R)
  • M47: 32,665,892 km (0.096 R)
  • M48: 35,520,668 km (0.113 R)
  • M49: 35,601,002 km (0.105 R)
  • M50: 36,652,077 km (0.113 R)
  • M51: 37,467,684 km (0.114 R)
  • M52: 37,549,514 km (0.105 R)
  • M53: 38,041,991 km (0.079 R)
  • M54: 38,784,744 km (0.05 R)
  • M55: 39,449,108 km (0.101 R)
  • M56: 41,210,623 km (0.054 R)
  • M57: 41,464,341 km (0.083 R)
  • M58: 42,313,907 km (0.112 R)
  • M59: 43,771,290 km (0.099 R)
  • M60: 44,203,029 km (0.096 R)
  • M61: 44,636,115 km (0.094 R)
  • M62: 44,809,798 km (0.083 R)
  • M63: 45,944,199 km (0.049 R)
  • M64: 46,999,612 km (0.12 R)
  • M65: 47,974,092 km (0.112 R)
  • M66: 48,508,456 km (0.079 R)
  • M67: 49,493,109 km (0.042 R)
  • M68: 50,303,780 km (0.12 R)
  • M69: 51,664,522 km (0.102 R)
  • M70: 55,072,362 km (0.109 R)
  • M71: 55,912,204 km (0.09 R)
  • M72: 56,756,385 km (0.113 R)
  • M73: 58,742,297 km (0.052 R)
  • M74: 59,983,061 km (0.09 R)
  • M75: 60,654,756 km (0.111 R)
  • M76: 62,490,471 km (0.117 R)
  • M77: 62,684,799 km (0.028 R)
  • M78: 63,268,829 km (0.096 R)
  • M79: 63,366,367 km (0.119 R)
  • M80: 64,148,315 km (0.11 R)
  • M81: 65,228,711 km (0.108 R)
  • M82: 65,327,296 km (0.064 R)
  • M83: 66,018,288 km (0.048 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 11,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit