Star System Generated (Seed: 1766719255)

Star Details

Spectral Class: M5V

Temperature: 3,050 K

Mass: 0.3 sol

Luminosity: 0.01 lux

Habitable Zone (HZ)

Inner Boundary: 0.1 AU

Outer Boundary: 0.14 AU

Physical Limits

Snow Line: 0.48 AU

Max System Radius: 11 AU

Planetary System (7 Planets)

Planet 1 - Gas Giant

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.5

Radius: 9.3

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.45 AU - 0.55 AU

Year: 236 Days

Day: 9.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 42.5 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (33)

Outer Limit: 16,724,577 km

  • M1: 115,938 km (0.072 R)
  • M2: 230,830 km (0.093 R)
  • M3: 300,542 km (0.098 R)
  • M4: 398,978 km (0.041 R)
  • M5: 463,155 km (0.107 R)
  • M6: 522,097 km (0.116 R)
  • M7: 581,637 km (0.071 R)
  • M8: 654,042 km (0.097 R)
  • M9: 716,424 km (0.062 R)
  • M10: 781,200 km (0.043 R)
  • M11: 842,386 km (0.118 R)
  • M12: 946,506 km (0.041 R)
  • M13: 1,030,430 km (0.051 R)
  • M14: 1,114,055 km (0.114 R)
  • M15: 1,278,314 km (0.069 R)
  • M16: 1,341,743 km (0.091 R)
  • M17: 1,419,833 km (0.117 R)
  • M18: 1,552,377 km (0.097 R)
  • M19: 1,667,268 km (0.115 R)
  • M20: 1,744,311 km (0.098 R)
  • M21: 1,811,331 km (0.092 R)
  • M22: 1,875,359 km (0.111 R)
  • M23: 1,994,289 km (0.09 R)
  • M24: 2,068,340 km (0.109 R)
  • M25: 2,139,399 km (0.062 R)
  • M26: 2,199,388 km (0.101 R)
  • M27: 2,394,912 km (0.094 R)
  • M28: 2,452,956 km (0.056 R)
  • M29: 2,511,599 km (0.066 R)
  • M30: 2,596,121 km (0.093 R)
  • M31: 2,724,776 km (0.073 R)
  • M32: 2,816,180 km (0.084 R)
  • M33: 3,033,246 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.2

Radius: 10.6

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.8 AU - 1.06 AU

Year: 598 Days

Day: 12.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 45.5 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (47)

Outer Limit: 16,724,577 km

  • M1: 132,394 km (0.109 R)
  • M2: 220,208 km (0.032 R)
  • M3: 378,632 km (0.059 R)
  • M4: 457,620 km (0.066 R)
  • M5: 524,341 km (0.113 R)
  • M6: 595,250 km (0.095 R)
  • M7: 661,372 km (0.12 R)
  • M8: 890,855 km (0.111 R)
  • M9: 968,197 km (0.057 R)
  • M10: 1,053,319 km (0.115 R)
  • M11: 1,162,076 km (0.054 R)
  • M12: 1,302,100 km (0.106 R)
  • M13: 1,368,821 km (0.118 R)
  • M14: 1,453,792 km (0.098 R)
  • M15: 1,540,708 km (0.074 R)
  • M16: 1,671,457 km (0.116 R)
  • M17: 1,750,445 km (0.077 R)
  • M18: 1,843,345 km (0.085 R)
  • M19: 1,931,608 km (0.075 R)
  • M20: 2,060,112 km (0.103 R)
  • M21: 2,198,191 km (0.077 R)
  • M22: 2,312,185 km (0.104 R)
  • M23: 2,380,252 km (0.088 R)
  • M24: 2,462,979 km (0.102 R)
  • M25: 2,832,037 km (0.117 R)
  • M26: 2,949,322 km (0.106 R)
  • M27: 3,030,703 km (0.03 R)
  • M28: 3,211,268 km (0.115 R)
  • M29: 3,302,971 km (0.057 R)
  • M30: 3,426,390 km (0.113 R)
  • M31: 3,606,805 km (0.084 R)
  • M32: 3,742,041 km (0.086 R)
  • M33: 4,017,900 km (0.113 R)
  • M34: 4,572,160 km (0.084 R)
  • M35: 4,640,975 km (0.103 R)
  • M36: 4,788,478 km (0.086 R)
  • M37: 4,867,167 km (0.044 R)
  • M38: 5,025,890 km (0.116 R)
  • M39: 5,348,423 km (0.064 R)
  • M40: 5,613,361 km (0.047 R)
  • M41: 5,714,938 km (0.105 R)
  • M42: 5,957,436 km (0.052 R)
  • M43: 6,251,246 km (0.047 R)
  • M44: 6,327,691 km (0.107 R)
  • M45: 6,443,180 km (0.074 R)
  • M46: 6,520,522 km (0.108 R)
  • M47: 6,608,037 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.6

Radius: 11.8

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.94 AU - 1.3 AU

Year: 790 Days

Day: 14.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 36.1 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (52)

Outer Limit: 16,724,577 km

  • M1: 148,102 km (0.107 R)
  • M2: 280,047 km (0.074 R)
  • M3: 366,216 km (0.111 R)
  • M4: 506,838 km (0.049 R)
  • M5: 580,889 km (0.069 R)
  • M6: 673,789 km (0.109 R)
  • M7: 772,374 km (0.118 R)
  • M8: 881,879 km (0.095 R)
  • M9: 997,219 km (0.091 R)
  • M10: 1,088,624 km (0.032 R)
  • M11: 1,262,157 km (0.115 R)
  • M12: 1,464,713 km (0.091 R)
  • M13: 1,596,808 km (0.065 R)
  • M14: 1,788,891 km (0.071 R)
  • M15: 2,003,265 km (0.118 R)
  • M16: 2,195,947 km (0.107 R)
  • M17: 2,294,682 km (0.113 R)
  • M18: 2,433,808 km (0.098 R)
  • M19: 2,778,032 km (0.061 R)
  • M20: 2,885,145 km (0.071 R)
  • M21: 2,976,848 km (0.112 R)
  • M22: 3,078,126 km (0.089 R)
  • M23: 3,249,565 km (0.105 R)
  • M24: 3,397,816 km (0.116 R)
  • M25: 3,477,253 km (0.097 R)
  • M26: 3,610,993 km (0.077 R)
  • M27: 3,701,051 km (0.042 R)
  • M28: 3,782,881 km (0.111 R)
  • M29: 3,892,836 km (0.086 R)
  • M30: 4,069,212 km (0.116 R)
  • M31: 4,276,854 km (0.12 R)
  • M32: 4,516,958 km (0.11 R)
  • M33: 4,751,827 km (0.077 R)
  • M34: 4,940,619 km (0.117 R)
  • M35: 5,030,827 km (0.104 R)
  • M36: 5,141,978 km (0.028 R)
  • M37: 5,253,877 km (0.107 R)
  • M38: 5,346,179 km (0.062 R)
  • M39: 5,428,458 km (0.118 R)
  • M40: 5,762,510 km (0.108 R)
  • M41: 5,857,654 km (0.111 R)
  • M42: 5,996,032 km (0.097 R)
  • M43: 6,538,474 km (0.07 R)
  • M44: 6,704,229 km (0.06 R)
  • M45: 6,826,749 km (0.119 R)
  • M46: 6,995,047 km (0.099 R)
  • M47: 7,244,277 km (0.107 R)
  • M48: 7,392,977 km (0.052 R)
  • M49: 7,484,980 km (0.116 R)
  • M50: 7,693,370 km (0.114 R)
  • M51: 7,856,880 km (0.072 R)
  • M52: 7,986,133 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.6

Radius: 10.5

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.05 AU - 1.75 AU

Year: 1105 Days

Day: 5.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 49.8 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (64)

Outer Limit: 16,724,577 km

  • M1: 151,393 km (0.078 R)
  • M2: 305,180 km (0.115 R)
  • M3: 376,837 km (0.108 R)
  • M4: 498,909 km (0.105 R)
  • M5: 697,724 km (0.047 R)
  • M6: 840,740 km (0.075 R)
  • M7: 1,052,271 km (0.115 R)
  • M8: 1,119,142 km (0.084 R)
  • M9: 1,281,455 km (0.106 R)
  • M10: 1,385,875 km (0.064 R)
  • M11: 1,552,377 km (0.102 R)
  • M12: 1,690,456 km (0.107 R)
  • M13: 1,878,052 km (0.112 R)
  • M14: 2,177,247 km (0.112 R)
  • M15: 2,244,866 km (0.12 R)
  • M16: 2,747,814 km (0.029 R)
  • M17: 2,905,490 km (0.078 R)
  • M18: 3,023,223 km (0.12 R)
  • M19: 3,374,479 km (0.072 R)
  • M20: 3,635,079 km (0.04 R)
  • M21: 3,820,281 km (0.098 R)
  • M22: 3,996,806 km (0.117 R)
  • M23: 4,224,345 km (0.12 R)
  • M24: 4,480,755 km (0.04 R)
  • M25: 4,555,106 km (0.103 R)
  • M26: 4,792,817 km (0.088 R)
  • M27: 4,894,094 km (0.093 R)
  • M28: 4,970,688 km (0.108 R)
  • M29: 5,111,909 km (0.072 R)
  • M30: 5,241,610 km (0.077 R)
  • M31: 5,424,868 km (0.117 R)
  • M32: 5,504,005 km (0.116 R)
  • M33: 5,570,426 km (0.074 R)
  • M34: 5,636,997 km (0.063 R)
  • M35: 5,744,109 km (0.045 R)
  • M36: 5,960,278 km (0.108 R)
  • M37: 6,042,108 km (0.12 R)
  • M38: 6,151,764 km (0.111 R)
  • M39: 6,317,368 km (0.072 R)
  • M40: 6,386,931 km (0.116 R)
  • M41: 6,568,843 km (0.046 R)
  • M42: 7,197,154 km (0.027 R)
  • M43: 7,371,884 km (0.101 R)
  • M44: 7,503,829 km (0.112 R)
  • M45: 7,740,343 km (0.114 R)
  • M46: 7,814,843 km (0.037 R)
  • M47: 7,964,441 km (0.058 R)
  • M48: 8,114,936 km (0.092 R)
  • M49: 8,526,181 km (0.101 R)
  • M50: 8,633,892 km (0.11 R)
  • M51: 8,788,576 km (0.057 R)
  • M52: 8,881,775 km (0.104 R)
  • M53: 9,195,183 km (0.083 R)
  • M54: 9,321,443 km (0.104 R)
  • M55: 9,607,774 km (0.111 R)
  • M56: 9,719,972 km (0.113 R)
  • M57: 10,254,635 km (0.063 R)
  • M58: 10,369,227 km (0.097 R)
  • M59: 10,484,268 km (0.082 R)
  • M60: 10,599,757 km (0.072 R)
  • M61: 10,666,029 km (0.105 R)
  • M62: 10,832,083 km (0.093 R)
  • M63: 11,015,789 km (0.109 R)
  • M64: 11,403,247 km (0.065 R)

Asteroid Belt

Center: 1.77 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.3

Radius: 13.6

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.65 AU - 2.63 AU

Year: 2088 Days

Day: 14.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 39.1 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (58)

Outer Limit: 16,724,577 km

  • M1: 204,799 km (0.112 R)
  • M2: 329,415 km (0.102 R)
  • M3: 509,680 km (0.109 R)
  • M4: 693,536 km (0.116 R)
  • M5: 861,684 km (0.114 R)
  • M6: 993,330 km (0.102 R)
  • M7: 1,159,383 km (0.074 R)
  • M8: 1,269,338 km (0.066 R)
  • M9: 1,383,182 km (0.105 R)
  • M10: 1,590,973 km (0.106 R)
  • M11: 1,683,275 km (0.116 R)
  • M12: 1,798,914 km (0.069 R)
  • M13: 1,917,097 km (0.114 R)
  • M14: 2,346,443 km (0.115 R)
  • M15: 2,560,517 km (0.065 R)
  • M16: 2,645,638 km (0.076 R)
  • M17: 2,781,174 km (0.091 R)
  • M18: 3,008,264 km (0.067 R)
  • M19: 3,098,322 km (0.12 R)
  • M20: 3,521,384 km (0.114 R)
  • M21: 3,630,142 km (0.108 R)
  • M22: 3,823,123 km (0.091 R)
  • M23: 4,090,604 km (0.101 R)
  • M24: 4,176,324 km (0.084 R)
  • M25: 4,262,791 km (0.077 R)
  • M26: 4,452,033 km (0.108 R)
  • M27: 4,614,346 km (0.09 R)
  • M28: 4,808,824 km (0.076 R)
  • M29: 5,036,512 km (0.119 R)
  • M30: 5,566,088 km (0.103 R)
  • M31: 5,773,431 km (0.088 R)
  • M32: 5,869,921 km (0.093 R)
  • M33: 6,179,140 km (0.052 R)
  • M34: 6,443,779 km (0.04 R)
  • M35: 6,678,498 km (0.103 R)
  • M36: 7,001,480 km (0.066 R)
  • M37: 7,592,391 km (0.092 R)
  • M38: 7,787,018 km (0.094 R)
  • M39: 8,109,102 km (0.094 R)
  • M40: 8,989,635 km (0.111 R)
  • M41: 9,120,533 km (0.118 R)
  • M42: 9,631,560 km (0.113 R)
  • M43: 9,727,302 km (0.032 R)
  • M44: 9,823,195 km (0.116 R)
  • M45: 10,054,922 km (0.106 R)
  • M46: 10,347,086 km (0.112 R)
  • M47: 10,445,223 km (0.086 R)
  • M48: 10,681,737 km (0.083 R)
  • M49: 11,523,524 km (0.072 R)
  • M50: 11,849,797 km (0.114 R)
  • M51: 12,117,278 km (0.078 R)
  • M52: 12,449,086 km (0.105 R)
  • M53: 12,595,243 km (0.072 R)
  • M54: 12,994,819 km (0.046 R)
  • M55: 13,334,556 km (0.114 R)
  • M56: 14,044,547 km (0.11 R)
  • M57: 14,349,577 km (0.106 R)
  • M58: 14,811,087 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.4

Radius: 8.9

Gravity: 8.59 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.3 AU - 2.76 AU

Year: 2684 Days

Day: 9.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 31.9 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (75)

Outer Limit: 16,724,577 km

  • M1: 115,639 km (0.104 R)
  • M2: 198,516 km (0.051 R)
  • M3: 280,945 km (0.113 R)
  • M4: 372,947 km (0.096 R)
  • M5: 492,925 km (0.116 R)
  • M6: 575,353 km (0.08 R)
  • M7: 662,868 km (0.117 R)
  • M8: 774,319 km (0.063 R)
  • M9: 832,512 km (0.09 R)
  • M10: 985,102 km (0.051 R)
  • M11: 1,081,293 km (0.113 R)
  • M12: 1,147,116 km (0.11 R)
  • M13: 1,203,216 km (0.105 R)
  • M14: 1,283,251 km (0.085 R)
  • M15: 1,697,936 km (0.081 R)
  • M16: 1,762,413 km (0.109 R)
  • M17: 1,840,802 km (0.092 R)
  • M18: 1,974,243 km (0.095 R)
  • M19: 2,278,974 km (0.115 R)
  • M20: 2,350,482 km (0.103 R)
  • M21: 2,408,077 km (0.098 R)
  • M22: 2,613,774 km (0.075 R)
  • M23: 2,886,641 km (0.053 R)
  • M24: 2,995,398 km (0.102 R)
  • M25: 3,232,810 km (0.075 R)
  • M26: 3,361,913 km (0.108 R)
  • M27: 3,476,505 km (0.112 R)
  • M28: 4,618,236 km (0.114 R)
  • M29: 4,763,944 km (0.094 R)
  • M30: 5,004,198 km (0.114 R)
  • M31: 5,210,494 km (0.104 R)
  • M32: 5,286,340 km (0.095 R)
  • M33: 5,362,336 km (0.07 R)
  • M34: 5,787,493 km (0.1 R)
  • M35: 6,004,260 km (0.077 R)
  • M36: 6,083,697 km (0.044 R)
  • M37: 6,547,450 km (0.099 R)
  • M38: 6,876,865 km (0.112 R)
  • M39: 7,085,404 km (0.091 R)
  • M40: 7,487,523 km (0.09 R)
  • M41: 8,828,219 km (0.065 R)
  • M42: 9,169,153 km (0.094 R)
  • M43: 9,260,856 km (0.089 R)
  • M44: 9,468,199 km (0.116 R)
  • M45: 9,747,049 km (0.114 R)
  • M46: 10,028,592 km (0.1 R)
  • M47: 11,205,928 km (0.117 R)
  • M48: 11,500,935 km (0.118 R)
  • M49: 12,048,463 km (0.114 R)
  • M50: 12,578,937 km (0.049 R)
  • M51: 12,706,394 km (0.095 R)
  • M52: 13,039,848 km (0.107 R)
  • M53: 13,480,115 km (0.05 R)
  • M54: 13,662,774 km (0.084 R)
  • M55: 14,083,592 km (0.114 R)
  • M56: 14,375,308 km (0.094 R)
  • M57: 14,722,674 km (0.08 R)
  • M58: 14,937,796 km (0.095 R)
  • M59: 15,698,950 km (0.088 R)
  • M60: 15,808,755 km (0.115 R)
  • M61: 15,891,333 km (0.094 R)
  • M62: 16,333,694 km (0.076 R)
  • M63: 16,444,995 km (0.117 R)
  • M64: 17,117,736 km (0.108 R)
  • M65: 17,315,654 km (0.055 R)
  • M66: 17,856,600 km (0.097 R)
  • M67: 18,403,231 km (0.119 R)
  • M68: 18,461,125 km (0.066 R)
  • M69: 18,664,130 km (0.113 R)
  • M70: 18,926,225 km (0.08 R)
  • M71: 19,043,061 km (0.032 R)
  • M72: 19,189,517 km (0.073 R)
  • M73: 19,336,273 km (0.118 R)
  • M74: 19,601,360 km (0.065 R)
  • M75: 19,749,312 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.8

Radius: 12.1

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.65 AU - 4.21 AU

Year: 5195 Days

Day: 11 Hours

Environment

Temp: -222 °C

Axial Tilt: 13.8 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (64)

Outer Limit: 16,724,577 km

  • M1: 158,125 km (0.109 R)
  • M2: 470,635 km (0.106 R)
  • M3: 575,802 km (0.059 R)
  • M4: 651,200 km (0.119 R)
  • M5: 788,381 km (0.092 R)
  • M6: 1,171,651 km (0.053 R)
  • M7: 1,301,950 km (0.059 R)
  • M8: 1,416,243 km (0.071 R)
  • M9: 1,555,818 km (0.086 R)
  • M10: 1,666,371 km (0.081 R)
  • M11: 1,756,877 km (0.101 R)
  • M12: 1,931,159 km (0.116 R)
  • M13: 2,135,809 km (0.084 R)
  • M14: 2,322,507 km (0.077 R)
  • M15: 2,488,710 km (0.112 R)
  • M16: 2,712,060 km (0.082 R)
  • M17: 2,942,291 km (0.1 R)
  • M18: 3,038,931 km (0.109 R)
  • M19: 3,122,556 km (0.118 R)
  • M20: 3,421,902 km (0.088 R)
  • M21: 4,312,009 km (0.107 R)
  • M22: 4,517,556 km (0.075 R)
  • M23: 4,629,605 km (0.053 R)
  • M24: 4,938,525 km (0.099 R)
  • M25: 5,087,076 km (0.105 R)
  • M26: 5,388,964 km (0.061 R)
  • M27: 5,783,304 km (0.096 R)
  • M28: 5,905,077 km (0.11 R)
  • M29: 6,169,267 km (0.035 R)
  • M30: 6,275,930 km (0.108 R)
  • M31: 6,437,196 km (0.113 R)
  • M32: 6,910,973 km (0.025 R)
  • M33: 7,077,475 km (0.082 R)
  • M34: 7,226,774 km (0.071 R)
  • M35: 7,566,361 km (0.041 R)
  • M36: 7,718,951 km (0.092 R)
  • M37: 7,834,141 km (0.093 R)
  • M38: 7,988,676 km (0.077 R)
  • M39: 8,085,615 km (0.026 R)
  • M40: 8,379,126 km (0.086 R)
  • M41: 8,497,608 km (0.075 R)
  • M42: 8,755,963 km (0.062 R)
  • M43: 8,876,240 km (0.12 R)
  • M44: 8,956,574 km (0.089 R)
  • M45: 9,280,753 km (0.064 R)
  • M46: 9,403,273 km (0.068 R)
  • M47: 9,526,392 km (0.068 R)
  • M48: 9,629,465 km (0.099 R)
  • M49: 9,898,891 km (0.062 R)
  • M50: 10,191,953 km (0.038 R)
  • M51: 10,509,250 km (0.111 R)
  • M52: 11,218,494 km (0.072 R)
  • M53: 11,677,909 km (0.103 R)
  • M54: 12,434,874 km (0.086 R)
  • M55: 12,525,082 km (0.117 R)
  • M56: 12,933,185 km (0.12 R)
  • M57: 13,276,661 km (0.115 R)
  • M58: 13,553,717 km (0.111 R)
  • M59: 13,855,904 km (0.097 R)
  • M60: 14,183,973 km (0.075 R)
  • M61: 15,497,143 km (0.118 R)
  • M62: 15,642,851 km (0.095 R)
  • M63: 16,180,655 km (0.072 R)
  • M64: 16,377,676 km (0.114 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 11,205 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit