Star System Generated (Seed: 1766543468)

Star Details

Spectral Class: M6V

Temperature: 2,833 K

Mass: 0.29 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: 10.8 AU

Planetary System (6 Planets)

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.4

Radius: 14

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.07 AU - 1.15 AU

Year: 793 Days

Day: 7.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 17.3 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (47)

Outer Limit: 76,313,304 km

  • M1: 185,202 km (0.103 R)
  • M2: 298,897 km (0.048 R)
  • M3: 387,159 km (0.034 R)
  • M4: 493,523 km (0.088 R)
  • M5: 605,273 km (0.084 R)
  • M6: 714,629 km (0.09 R)
  • M7: 888,312 km (0.105 R)
  • M8: 986,149 km (0.107 R)
  • M9: 1,082,789 km (0.049 R)
  • M10: 1,193,791 km (0.094 R)
  • M11: 1,308,981 km (0.081 R)
  • M12: 1,405,173 km (0.086 R)
  • M13: 1,551,330 km (0.113 R)
  • M14: 1,684,322 km (0.106 R)
  • M15: 1,777,372 km (0.115 R)
  • M16: 1,897,799 km (0.119 R)
  • M17: 2,133,864 km (0.086 R)
  • M18: 2,393,716 km (0.115 R)
  • M19: 2,534,786 km (0.103 R)
  • M20: 2,707,721 km (0.08 R)
  • M21: 2,817,975 km (0.09 R)
  • M22: 2,952,314 km (0.101 R)
  • M23: 3,096,377 km (0.073 R)
  • M24: 3,266,320 km (0.1 R)
  • M25: 3,383,904 km (0.087 R)
  • M26: 3,511,062 km (0.026 R)
  • M27: 3,615,481 km (0.083 R)
  • M28: 3,729,325 km (0.073 R)
  • M29: 3,910,488 km (0.119 R)
  • M30: 4,010,569 km (0.078 R)
  • M31: 4,103,021 km (0.076 R)
  • M32: 4,204,747 km (0.113 R)
  • M33: 4,532,666 km (0.039 R)
  • M34: 4,761,850 km (0.096 R)
  • M35: 4,895,890 km (0.065 R)
  • M36: 4,985,947 km (0.041 R)
  • M37: 5,140,332 km (0.085 R)
  • M38: 5,241,012 km (0.079 R)
  • M39: 5,388,814 km (0.071 R)
  • M40: 5,500,564 km (0.101 R)
  • M41: 5,594,362 km (0.12 R)
  • M42: 5,716,883 km (0.088 R)
  • M43: 5,811,877 km (0.078 R)
  • M44: 6,041,959 km (0.09 R)
  • M45: 6,187,368 km (0.067 R)
  • M46: 6,481,627 km (0.065 R)
  • M47: 6,570,787 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.3

Radius: 9.7

Gravity: 8.37 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.93 AU - 1.49 AU

Year: 903 Days

Day: 9.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 23.2 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (56)

Outer Limit: 76,313,304 km

  • M1: 123,119 km (0.115 R)
  • M2: 197,469 km (0.115 R)
  • M3: 293,810 km (0.091 R)
  • M4: 359,334 km (0.102 R)
  • M5: 520,152 km (0.119 R)
  • M6: 599,439 km (0.093 R)
  • M7: 718,070 km (0.043 R)
  • M8: 832,811 km (0.086 R)
  • M9: 953,986 km (0.074 R)
  • M10: 1,033,721 km (0.069 R)
  • M11: 1,250,638 km (0.105 R)
  • M12: 1,346,231 km (0.074 R)
  • M13: 1,444,218 km (0.041 R)
  • M14: 1,544,748 km (0.098 R)
  • M15: 1,607,728 km (0.085 R)
  • M16: 1,687,763 km (0.09 R)
  • M17: 1,902,436 km (0.097 R)
  • M18: 1,978,881 km (0.052 R)
  • M19: 2,091,079 km (0.099 R)
  • M20: 2,161,240 km (0.05 R)
  • M21: 2,313,082 km (0.05 R)
  • M22: 2,404,038 km (0.078 R)
  • M23: 2,468,514 km (0.108 R)
  • M24: 2,608,538 km (0.087 R)
  • M25: 2,789,701 km (0.115 R)
  • M26: 2,925,835 km (0.112 R)
  • M27: 3,014,547 km (0.112 R)
  • M28: 3,184,639 km (0.091 R)
  • M29: 3,255,698 km (0.102 R)
  • M30: 3,639,716 km (0.03 R)
  • M31: 3,885,805 km (0.099 R)
  • M32: 3,983,642 km (0.114 R)
  • M33: 4,215,070 km (0.087 R)
  • M34: 4,576,199 km (0.088 R)
  • M35: 5,053,566 km (0.053 R)
  • M36: 5,208,250 km (0.093 R)
  • M37: 5,340,345 km (0.076 R)
  • M38: 5,437,135 km (0.092 R)
  • M39: 5,718,827 km (0.068 R)
  • M40: 5,780,611 km (0.097 R)
  • M41: 5,855,111 km (0.093 R)
  • M42: 6,501,523 km (0.119 R)
  • M43: 6,735,195 km (0.1 R)
  • M44: 6,998,039 km (0.047 R)
  • M45: 7,224,081 km (0.115 R)
  • M46: 7,304,415 km (0.092 R)
  • M47: 7,506,672 km (0.105 R)
  • M48: 7,656,120 km (0.094 R)
  • M49: 7,751,713 km (0.092 R)
  • M50: 7,847,755 km (0.045 R)
  • M51: 8,362,072 km (0.062 R)
  • M52: 8,531,267 km (0.064 R)
  • M53: 8,730,083 km (0.113 R)
  • M54: 9,776,370 km (0.075 R)
  • M55: 9,969,651 km (0.045 R)
  • M56: 10,074,070 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.5

Radius: 9.5

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.23 AU - 1.55 AU

Year: 1112 Days

Day: 7 Hours

Environment

Temp: -193 °C

Axial Tilt: 13.6 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (70)

Outer Limit: 76,313,304 km

  • M1: 119,230 km (0.101 R)
  • M2: 230,231 km (0.038 R)
  • M3: 297,849 km (0.052 R)
  • M4: 360,830 km (0.072 R)
  • M5: 424,858 km (0.112 R)
  • M6: 499,208 km (0.116 R)
  • M7: 584,479 km (0.048 R)
  • M8: 964,158 km (0.101 R)
  • M9: 1,066,483 km (0.118 R)
  • M10: 1,211,444 km (0.12 R)
  • M11: 1,282,503 km (0.101 R)
  • M12: 1,479,074 km (0.111 R)
  • M13: 1,650,513 km (0.068 R)
  • M14: 1,783,356 km (0.075 R)
  • M15: 1,938,489 km (0.101 R)
  • M16: 2,041,263 km (0.087 R)
  • M17: 2,311,138 km (0.044 R)
  • M18: 2,380,401 km (0.079 R)
  • M19: 2,500,828 km (0.101 R)
  • M20: 2,633,671 km (0.065 R)
  • M21: 2,747,963 km (0.097 R)
  • M22: 2,885,145 km (0.066 R)
  • M23: 2,970,715 km (0.058 R)
  • M24: 3,177,309 km (0.056 R)
  • M25: 3,433,870 km (0.099 R)
  • M26: 3,513,456 km (0.083 R)
  • M27: 3,616,379 km (0.099 R)
  • M28: 3,919,913 km (0.049 R)
  • M29: 3,991,122 km (0.078 R)
  • M30: 4,098,682 km (0.09 R)
  • M31: 4,292,412 km (0.115 R)
  • M32: 4,439,766 km (0.114 R)
  • M33: 4,551,366 km (0.108 R)
  • M34: 4,638,880 km (0.037 R)
  • M35: 4,739,410 km (0.106 R)
  • M36: 4,828,122 km (0.109 R)
  • M37: 4,968,594 km (0.092 R)
  • M38: 5,045,787 km (0.075 R)
  • M39: 5,201,368 km (0.056 R)
  • M40: 5,319,102 km (0.09 R)
  • M41: 5,597,354 km (0.106 R)
  • M42: 5,677,838 km (0.085 R)
  • M43: 5,921,233 km (0.044 R)
  • M44: 6,057,966 km (0.111 R)
  • M45: 6,168,219 km (0.086 R)
  • M46: 6,334,722 km (0.06 R)
  • M47: 6,404,434 km (0.034 R)
  • M48: 6,558,969 km (0.085 R)
  • M49: 6,672,215 km (0.056 R)
  • M50: 6,828,844 km (0.088 R)
  • M51: 6,986,819 km (0.105 R)
  • M52: 7,364,853 km (0.059 R)
  • M53: 7,585,958 km (0.085 R)
  • M54: 7,660,159 km (0.092 R)
  • M55: 8,034,752 km (0.08 R)
  • M56: 8,400,220 km (0.102 R)
  • M57: 8,584,823 km (0.096 R)
  • M58: 9,052,616 km (0.112 R)
  • M59: 9,321,294 km (0.105 R)
  • M60: 9,480,615 km (0.086 R)
  • M61: 9,624,828 km (0.107 R)
  • M62: 9,737,475 km (0.115 R)
  • M63: 9,818,108 km (0.087 R)
  • M64: 10,077,960 km (0.112 R)
  • M65: 10,192,402 km (0.12 R)
  • M66: 10,307,144 km (0.112 R)
  • M67: 10,587,789 km (0.092 R)
  • M68: 10,654,211 km (0.101 R)
  • M69: 10,904,488 km (0.059 R)
  • M70: 11,444,836 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.2

Radius: 14.3

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.97 AU - 2.31 AU

Year: 2123 Days

Day: 7.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 4 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (54)

Outer Limit: 76,313,304 km

  • M1: 195,076 km (0.044 R)
  • M2: 365,019 km (0.099 R)
  • M3: 597,045 km (0.117 R)
  • M4: 769,083 km (0.094 R)
  • M5: 884,123 km (0.037 R)
  • M6: 1,021,604 km (0.054 R)
  • M7: 1,150,557 km (0.087 R)
  • M8: 1,311,225 km (0.047 R)
  • M9: 1,425,817 km (0.103 R)
  • M10: 1,752,240 km (0.081 R)
  • M11: 1,859,801 km (0.102 R)
  • M12: 2,010,446 km (0.03 R)
  • M13: 2,520,126 km (0.118 R)
  • M14: 2,654,016 km (0.105 R)
  • M15: 2,917,308 km (0.09 R)
  • M16: 3,070,048 km (0.045 R)
  • M17: 3,213,512 km (0.1 R)
  • M18: 3,408,288 km (0.055 R)
  • M19: 3,544,422 km (0.08 R)
  • M20: 3,669,935 km (0.09 R)
  • M21: 3,873,837 km (0.079 R)
  • M22: 4,003,239 km (0.064 R)
  • M23: 4,199,960 km (0.096 R)
  • M24: 4,319,639 km (0.1 R)
  • M25: 4,671,792 km (0.064 R)
  • M26: 5,019,457 km (0.043 R)
  • M27: 5,203,463 km (0.056 R)
  • M28: 5,404,373 km (0.078 R)
  • M29: 5,680,979 km (0.079 R)
  • M30: 6,097,460 km (0.093 R)
  • M31: 6,370,326 km (0.075 R)
  • M32: 6,492,996 km (0.045 R)
  • M33: 6,818,671 km (0.05 R)
  • M34: 7,229,317 km (0.109 R)
  • M35: 7,486,177 km (0.069 R)
  • M36: 7,664,497 km (0.106 R)
  • M37: 7,778,640 km (0.042 R)
  • M38: 7,877,076 km (0.055 R)
  • M39: 8,934,882 km (0.11 R)
  • M40: 9,037,955 km (0.116 R)
  • M41: 9,141,477 km (0.118 R)
  • M42: 9,332,214 km (0.116 R)
  • M43: 9,576,956 km (0.087 R)
  • M44: 10,359,952 km (0.088 R)
  • M45: 10,522,714 km (0.071 R)
  • M46: 10,613,371 km (0.094 R)
  • M47: 10,740,978 km (0.077 R)
  • M48: 11,442,143 km (0.098 R)
  • M49: 11,666,689 km (0.105 R)
  • M50: 11,817,185 km (0.118 R)
  • M51: 12,006,276 km (0.072 R)
  • M52: 12,101,121 km (0.119 R)
  • M53: 12,444,897 km (0.056 R)
  • M54: 12,695,175 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.9

Radius: 14.8

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.41 AU - 5.01 AU

Year: 6933 Days

Day: 13.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 16.9 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (86)

Outer Limit: 76,313,304 km

  • M1: 371,751 km (0.084 R)
  • M2: 592,108 km (0.064 R)
  • M3: 832,512 km (0.104 R)
  • M4: 1,265,448 km (0.112 R)
  • M5: 1,431,652 km (0.115 R)
  • M6: 1,566,290 km (0.081 R)
  • M7: 1,725,611 km (0.106 R)
  • M8: 1,954,047 km (0.1 R)
  • M9: 2,083,001 km (0.11 R)
  • M10: 2,304,555 km (0.088 R)
  • M11: 2,441,437 km (0.108 R)
  • M12: 2,819,770 km (0.119 R)
  • M13: 3,217,252 km (0.079 R)
  • M14: 3,553,548 km (0.118 R)
  • M15: 3,847,208 km (0.09 R)
  • M16: 4,260,697 km (0.064 R)
  • M17: 4,573,057 km (0.06 R)
  • M18: 4,922,668 km (0.062 R)
  • M19: 5,160,528 km (0.069 R)
  • M20: 5,463,314 km (0.109 R)
  • M21: 5,709,702 km (0.071 R)
  • M22: 6,503,767 km (0.112 R)
  • M23: 7,298,581 km (0.041 R)
  • M24: 7,400,158 km (0.057 R)
  • M25: 7,845,810 km (0.052 R)
  • M26: 7,949,930 km (0.064 R)
  • M27: 8,124,361 km (0.078 R)
  • M28: 8,441,658 km (0.077 R)
  • M29: 8,763,144 km (0.092 R)
  • M30: 9,529,085 km (0.114 R)
  • M31: 9,677,337 km (0.063 R)
  • M32: 9,976,383 km (0.1 R)
  • M33: 10,468,709 km (0.084 R)
  • M34: 11,320,220 km (0.105 R)
  • M35: 11,754,204 km (0.098 R)
  • M36: 12,598,235 km (0.088 R)
  • M37: 13,048,076 km (0.092 R)
  • M38: 13,711,991 km (0.116 R)
  • M39: 13,963,764 km (0.109 R)
  • M40: 14,132,511 km (0.096 R)
  • M41: 15,029,500 km (0.096 R)
  • M42: 15,506,717 km (0.105 R)
  • M43: 15,681,597 km (0.11 R)
  • M44: 16,033,002 km (0.118 R)
  • M45: 16,744,041 km (0.047 R)
  • M46: 16,923,409 km (0.112 R)
  • M47: 17,419,924 km (0.1 R)
  • M48: 18,473,542 km (0.082 R)
  • M49: 19,500,681 km (0.061 R)
  • M50: 20,068,854 km (0.103 R)
  • M51: 20,163,998 km (0.082 R)
  • M52: 20,307,163 km (0.094 R)
  • M53: 20,546,370 km (0.087 R)
  • M54: 20,642,412 km (0.094 R)
  • M55: 21,027,776 km (0.056 R)
  • M56: 22,741,868 km (0.082 R)
  • M57: 23,139,948 km (0.08 R)
  • M58: 23,590,537 km (0.093 R)
  • M59: 24,653,131 km (0.034 R)
  • M60: 24,908,494 km (0.07 R)
  • M61: 25,473,226 km (0.108 R)
  • M62: 25,731,432 km (0.117 R)
  • M63: 26,146,267 km (0.044 R)
  • M64: 26,563,346 km (0.058 R)
  • M65: 26,930,010 km (0.079 R)
  • M66: 27,140,345 km (0.091 R)
  • M67: 28,627,946 km (0.034 R)
  • M68: 28,735,208 km (0.11 R)
  • M69: 28,896,325 km (0.067 R)
  • M70: 30,196,480 km (0.084 R)
  • M71: 31,460,133 km (0.055 R)
  • M72: 33,021,935 km (0.025 R)
  • M73: 33,755,563 km (0.103 R)
  • M74: 34,039,200 km (0.108 R)
  • M75: 34,666,015 km (0.105 R)
  • M76: 35,469,206 km (0.054 R)
  • M77: 35,699,886 km (0.116 R)
  • M78: 36,336,575 km (0.045 R)
  • M79: 36,685,587 km (0.086 R)
  • M80: 36,977,153 km (0.088 R)
  • M81: 37,328,109 km (0.114 R)
  • M82: 37,915,580 km (0.043 R)
  • M83: 38,387,711 km (0.09 R)
  • M84: 39,099,498 km (0.084 R)
  • M85: 39,576,565 km (0.066 R)
  • M86: 39,935,600 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 513.2

Radius: 4.2

Gravity: 29.09 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 9.54 AU - 11.54 AU

Year: 23209 Days

Day: 22.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 29.4 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (93)

Outer Limit: 76,313,304 km

  • M1: 64,776 km (0.083 R)
  • M2: 780,153 km (0.102 R)
  • M3: 829,221 km (0.08 R)
  • M4: 879,336 km (0.058 R)
  • M5: 1,374,804 km (0.057 R)
  • M6: 2,910,726 km (0.083 R)
  • M7: 3,585,562 km (0.06 R)
  • M8: 4,978,767 km (0.04 R)
  • M9: 5,683,074 km (0.088 R)
  • M10: 5,731,094 km (0.026 R)
  • M11: 6,022,361 km (0.05 R)
  • M12: 6,169,715 km (0.074 R)
  • M13: 6,368,082 km (0.086 R)
  • M14: 6,975,749 km (0.113 R)
  • M15: 7,761,138 km (0.115 R)
  • M16: 9,243,802 km (0.113 R)
  • M17: 9,699,477 km (0.077 R)
  • M18: 9,814,518 km (0.116 R)
  • M19: 10,514,486 km (0.113 R)
  • M20: 11,472,511 km (0.119 R)
  • M21: 11,777,541 km (0.085 R)
  • M22: 12,583,275 km (0.119 R)
  • M23: 12,961,010 km (0.115 R)
  • M24: 13,151,298 km (0.099 R)
  • M25: 13,470,540 km (0.098 R)
  • M26: 13,727,699 km (0.057 R)
  • M27: 15,775,395 km (0.114 R)
  • M28: 17,285,286 km (0.076 R)
  • M29: 18,554,624 km (0.041 R)
  • M30: 19,128,332 km (0.119 R)
  • M31: 20,219,648 km (0.117 R)
  • M32: 20,293,101 km (0.088 R)
  • M33: 21,181,563 km (0.09 R)
  • M34: 21,256,212 km (0.084 R)
  • M35: 23,073,078 km (0.065 R)
  • M36: 23,767,212 km (0.06 R)
  • M37: 24,311,748 km (0.064 R)
  • M38: 26,049,776 km (0.103 R)
  • M39: 28,979,052 km (0.067 R)
  • M40: 29,310,860 km (0.063 R)
  • M41: 30,819,705 km (0.102 R)
  • M42: 31,158,394 km (0.1 R)
  • M43: 32,267,812 km (0.104 R)
  • M44: 33,303,179 km (0.027 R)
  • M45: 34,612,759 km (0.113 R)
  • M46: 35,939,093 km (0.113 R)
  • M47: 36,742,883 km (0.071 R)
  • M48: 37,191,975 km (0.088 R)
  • M49: 37,462,299 km (0.102 R)
  • M50: 37,642,863 km (0.031 R)
  • M51: 39,556,370 km (0.118 R)
  • M52: 39,740,226 km (0.094 R)
  • M53: 40,571,242 km (0.099 R)
  • M54: 41,968,935 km (0.115 R)
  • M55: 42,720,814 km (0.052 R)
  • M56: 44,811,145 km (0.1 R)
  • M57: 45,002,929 km (0.117 R)
  • M58: 45,194,863 km (0.107 R)
  • M59: 45,579,629 km (0.109 R)
  • M60: 48,794,786 km (0.096 R)
  • M61: 50,081,478 km (0.109 R)
  • M62: 50,579,190 km (0.111 R)
  • M63: 51,379,089 km (0.115 R)
  • M64: 52,890,178 km (0.09 R)
  • M65: 53,397,015 km (0.072 R)
  • M66: 54,211,426 km (0.04 R)
  • M67: 54,415,777 km (0.09 R)
  • M68: 55,030,026 km (0.095 R)
  • M69: 55,338,048 km (0.112 R)
  • M70: 55,955,737 km (0.1 R)
  • M71: 56,162,182 km (0.114 R)
  • M72: 58,449,234 km (0.093 R)
  • M73: 59,604,280 km (0.089 R)
  • M74: 61,829,997 km (0.089 R)
  • M75: 62,257,099 km (0.068 R)
  • M76: 64,514,979 km (0.072 R)
  • M77: 65,490,956 km (0.085 R)
  • M78: 66,253,307 km (0.107 R)
  • M79: 68,227,250 km (0.12 R)
  • M80: 68,668,415 km (0.114 R)
  • M81: 69,553,884 km (0.08 R)
  • M82: 70,442,945 km (0.058 R)
  • M83: 70,777,296 km (0.078 R)
  • M84: 70,888,896 km (0.069 R)
  • M85: 71,112,245 km (0.099 R)
  • M86: 72,120,236 km (0.105 R)
  • M87: 72,344,782 km (0.215 R)
  • M88: 72,682,275 km (0.068 R)
  • M89: 74,036,884 km (0.028 R)
  • M90: 74,717,405 km (0.06 R)
  • M91: 75,058,488 km (0.113 R)
  • M92: 76,084,579 km (0.04 R)
  • M93: 76,198,872 km (0.114 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 18,351 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit