Star System Generated (Seed: 1768304881)

Star Details

Spectral Class: M3V

Temperature: 3,267 K

Mass: 0.31 sol

Luminosity: 0.02 lux

Habitable Zone (HZ)

Inner Boundary: 0.13 AU

Outer Boundary: 0.19 AU

Physical Limits

Snow Line: 0.68 AU

Max System Radius: 11.1 AU

Planetary System (6 Planets)

Planet 1 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390

Radius: 13.5

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.28 AU - 1.7 AU

Year: 1193 Days

Day: 8.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 24.5 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (49)

Outer Limit: 73,057,369 km

  • M1: 180,265 km (0.064 R)
  • M2: 267,331 km (0.116 R)
  • M3: 414,835 km (0.091 R)
  • M4: 571,015 km (0.117 R)
  • M5: 663,467 km (0.113 R)
  • M6: 784,790 km (0.029 R)
  • M7: 995,125 km (0.104 R)
  • M8: 1,287,140 km (0.074 R)
  • M9: 1,562,101 km (0.107 R)
  • M10: 1,722,470 km (0.049 R)
  • M11: 1,840,503 km (0.034 R)
  • M12: 2,002,218 km (0.032 R)
  • M13: 2,410,321 km (0.101 R)
  • M14: 2,543,313 km (0.043 R)
  • M15: 2,687,975 km (0.086 R)
  • M16: 2,779,828 km (0.097 R)
  • M17: 2,910,277 km (0.085 R)
  • M18: 3,090,542 km (0.094 R)
  • M19: 3,363,259 km (0.054 R)
  • M20: 3,482,638 km (0.064 R)
  • M21: 3,603,364 km (0.117 R)
  • M22: 3,942,801 km (0.115 R)
  • M23: 4,314,253 km (0.037 R)
  • M24: 4,444,403 km (0.055 R)
  • M25: 4,575,750 km (0.111 R)
  • M26: 4,909,802 km (0.053 R)
  • M27: 5,091,264 km (0.117 R)
  • M28: 5,217,375 km (0.111 R)
  • M29: 5,414,396 km (0.115 R)
  • M30: 5,613,810 km (0.089 R)
  • M31: 5,803,799 km (0.043 R)
  • M32: 5,899,542 km (0.081 R)
  • M33: 6,177,943 km (0.094 R)
  • M34: 6,411,166 km (0.091 R)
  • M35: 6,672,364 km (0.115 R)
  • M36: 6,924,586 km (0.096 R)
  • M37: 7,039,029 km (0.09 R)
  • M38: 7,179,800 km (0.073 R)
  • M39: 7,373,380 km (0.098 R)
  • M40: 7,477,201 km (0.088 R)
  • M41: 7,818,434 km (0.098 R)
  • M42: 8,044,326 km (0.063 R)
  • M43: 8,285,777 km (0.081 R)
  • M44: 8,556,998 km (0.087 R)
  • M45: 8,707,344 km (0.074 R)
  • M46: 8,817,298 km (0.119 R)
  • M47: 9,261,754 km (0.088 R)
  • M48: 9,416,288 km (0.115 R)
  • M49: 9,515,023 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.2

Radius: 14.9

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.7 AU - 2.78 AU

Year: 2199 Days

Day: 5.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 31 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (31)

Outer Limit: 73,057,369 km

  • M1: 205,996 km (0.041 R)
  • M2: 456,124 km (0.088 R)
  • M3: 560,394 km (0.108 R)
  • M4: 675,285 km (0.079 R)
  • M5: 791,522 km (0.101 R)
  • M6: 969,544 km (0.071 R)
  • M7: 1,147,565 km (0.074 R)
  • M8: 1,261,110 km (0.08 R)
  • M9: 1,484,460 km (0.079 R)
  • M10: 2,030,791 km (0.034 R)
  • M11: 2,128,030 km (0.102 R)
  • M12: 2,467,766 km (0.118 R)
  • M13: 2,565,304 km (0.088 R)
  • M14: 2,710,863 km (0.087 R)
  • M15: 2,975,950 km (0.093 R)
  • M16: 3,221,141 km (0.117 R)
  • M17: 3,400,509 km (0.116 R)
  • M18: 3,746,679 km (0.036 R)
  • M19: 3,897,623 km (0.083 R)
  • M20: 3,996,806 km (0.068 R)
  • M21: 4,174,379 km (0.119 R)
  • M22: 4,354,794 km (0.095 R)
  • M23: 4,449,789 km (0.111 R)
  • M24: 4,553,759 km (0.108 R)
  • M25: 4,674,634 km (0.08 R)
  • M26: 4,772,022 km (0.057 R)
  • M27: 4,870,159 km (0.085 R)
  • M28: 4,969,043 km (0.076 R)
  • M29: 5,093,658 km (0.107 R)
  • M30: 5,269,735 km (0.053 R)
  • M31: 6,047,644 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.3

Radius: 14.6

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.78 AU - 3.08 AU

Year: 3290 Days

Day: 13.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 2.5 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (62)

Outer Limit: 73,057,369 km

  • M1: 311,912 km (0.03 R)
  • M2: 518,955 km (0.067 R)
  • M3: 631,901 km (0.067 R)
  • M4: 878,140 km (0.065 R)
  • M5: 977,921 km (0.105 R)
  • M6: 1,168,659 km (0.098 R)
  • M7: 1,360,892 km (0.062 R)
  • M8: 1,479,074 km (0.043 R)
  • M9: 1,613,413 km (0.095 R)
  • M10: 1,803,702 km (0.108 R)
  • M11: 2,110,228 km (0.113 R)
  • M12: 2,448,468 km (0.087 R)
  • M13: 2,609,585 km (0.042 R)
  • M14: 2,759,034 km (0.082 R)
  • M15: 3,004,524 km (0.111 R)
  • M16: 3,289,208 km (0.053 R)
  • M17: 3,682,950 km (0.101 R)
  • M18: 3,800,684 km (0.075 R)
  • M19: 4,991,034 km (0.107 R)
  • M20: 5,121,633 km (0.068 R)
  • M21: 5,501,611 km (0.045 R)
  • M22: 5,969,703 km (0.097 R)
  • M23: 6,148,622 km (0.12 R)
  • M24: 6,248,853 km (0.118 R)
  • M25: 6,634,516 km (0.091 R)
  • M26: 7,729,722 km (0.113 R)
  • M27: 7,881,414 km (0.1 R)
  • M28: 8,187,940 km (0.067 R)
  • M29: 8,298,493 km (0.099 R)
  • M30: 8,610,255 km (0.107 R)
  • M31: 8,880,728 km (0.105 R)
  • M32: 9,430,051 km (0.099 R)
  • M33: 10,274,831 km (0.1 R)
  • M34: 10,634,015 km (0.044 R)
  • M35: 10,754,591 km (0.106 R)
  • M36: 11,266,365 km (0.037 R)
  • M37: 11,811,051 km (0.085 R)
  • M38: 12,086,610 km (0.049 R)
  • M39: 12,288,418 km (0.06 R)
  • M40: 12,669,743 km (0.081 R)
  • M41: 12,849,111 km (0.068 R)
  • M42: 13,366,121 km (0.087 R)
  • M43: 13,732,037 km (0.101 R)
  • M44: 14,340,452 km (0.043 R)
  • M45: 14,473,893 km (0.104 R)
  • M46: 14,849,833 km (0.063 R)
  • M47: 15,011,847 km (0.12 R)
  • M48: 15,174,610 km (0.089 R)
  • M49: 15,337,821 km (0.061 R)
  • M50: 15,556,383 km (0.11 R)
  • M51: 15,858,721 km (0.11 R)
  • M52: 16,329,655 km (0.07 R)
  • M53: 16,469,080 km (0.059 R)
  • M54: 16,636,929 km (0.089 R)
  • M55: 17,143,766 km (0.102 R)
  • M56: 17,313,859 km (0.082 R)
  • M57: 17,856,301 km (0.109 R)
  • M58: 18,086,233 km (0.062 R)
  • M59: 18,607,432 km (0.089 R)
  • M60: 18,782,312 km (0.119 R)
  • M61: 19,487,067 km (0.069 R)
  • M62: 20,021,431 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.5

Radius: 9.8

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.28 AU - 6.84 AU

Year: 8600 Days

Day: 8.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 2.3 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (81)

Outer Limit: 73,057,369 km

  • M1: 168,447 km (0.095 R)
  • M2: 234,420 km (0.06 R)
  • M3: 352,153 km (0.102 R)
  • M4: 552,315 km (0.038 R)
  • M5: 756,516 km (0.063 R)
  • M6: 985,551 km (0.087 R)
  • M7: 1,196,933 km (0.08 R)
  • M8: 1,339,200 km (0.104 R)
  • M9: 1,508,994 km (0.093 R)
  • M10: 1,893,311 km (0.114 R)
  • M11: 2,912,671 km (0.104 R)
  • M12: 3,022,924 km (0.053 R)
  • M13: 3,247,471 km (0.11 R)
  • M14: 3,712,870 km (0.09 R)
  • M15: 4,075,794 km (0.101 R)
  • M16: 4,137,428 km (0.099 R)
  • M17: 4,933,887 km (0.083 R)
  • M18: 5,165,465 km (0.088 R)
  • M19: 5,916,147 km (0.069 R)
  • M20: 6,021,165 km (0.094 R)
  • M21: 6,233,145 km (0.069 R)
  • M22: 6,628,083 km (0.06 R)
  • M23: 6,700,788 km (0.103 R)
  • M24: 8,962,259 km (0.114 R)
  • M25: 9,448,751 km (0.104 R)
  • M26: 9,985,658 km (0.091 R)
  • M27: 10,236,683 km (0.103 R)
  • M28: 10,363,093 km (0.085 R)
  • M29: 10,787,951 km (0.119 R)
  • M30: 10,959,540 km (0.072 R)
  • M31: 11,392,476 km (0.052 R)
  • M32: 11,567,207 km (0.103 R)
  • M33: 12,096,783 km (0.044 R)
  • M34: 14,813,480 km (0.092 R)
  • M35: 15,147,981 km (0.079 R)
  • M36: 15,533,196 km (0.097 R)
  • M37: 15,678,605 km (0.086 R)
  • M38: 16,461,151 km (0.114 R)
  • M39: 16,609,403 km (0.074 R)
  • M40: 16,708,437 km (0.107 R)
  • M41: 16,857,286 km (0.118 R)
  • M42: 17,911,951 km (0.117 R)
  • M43: 18,268,294 km (0.063 R)
  • M44: 18,626,880 km (0.105 R)
  • M45: 19,507,562 km (0.069 R)
  • M46: 20,401,858 km (0.074 R)
  • M47: 21,470,885 km (0.111 R)
  • M48: 21,686,904 km (0.074 R)
  • M49: 22,121,187 km (0.05 R)
  • M50: 22,667,967 km (0.034 R)
  • M51: 23,719,042 km (0.03 R)
  • M52: 24,110,240 km (0.094 R)
  • M53: 24,391,035 km (0.115 R)
  • M54: 24,616,479 km (0.073 R)
  • M55: 25,183,006 km (0.117 R)
  • M56: 27,374,914 km (0.117 R)
  • M57: 28,197,703 km (0.102 R)
  • M58: 28,434,366 km (0.094 R)
  • M59: 28,790,559 km (0.07 R)
  • M60: 29,028,719 km (0.059 R)
  • M61: 29,207,787 km (0.099 R)
  • M62: 30,714,687 km (0.094 R)
  • M63: 32,123,300 km (0.102 R)
  • M64: 32,370,436 km (0.116 R)
  • M65: 33,053,201 km (0.07 R)
  • M66: 33,240,198 km (0.113 R)
  • M67: 33,803,584 km (0.103 R)
  • M68: 34,180,720 km (0.064 R)
  • M69: 34,306,831 km (0.088 R)
  • M70: 34,496,222 km (0.074 R)
  • M71: 35,512,141 km (0.12 R)
  • M72: 35,831,682 km (0.062 R)
  • M73: 35,895,710 km (0.118 R)
  • M74: 36,087,943 km (0.098 R)
  • M75: 39,276,622 km (0.089 R)
  • M76: 40,071,136 km (0.085 R)
  • M77: 42,825,682 km (0.097 R)
  • M78: 43,506,801 km (0.072 R)
  • M79: 43,780,266 km (0.103 R)
  • M80: 44,328,841 km (0.075 R)
  • M81: 45,918,618 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 440.7

Radius: 7.9

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.65 AU - 7.01 AU

Year: 10448 Days

Day: 20 Hours

Environment

Temp: -231 °C

Axial Tilt: 27 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (88)

Outer Limit: 73,057,369 km

  • M1: 105,167 km (0.107 R)
  • M2: 176,376 km (0.075 R)
  • M3: 364,720 km (0.043 R)
  • M4: 517,609 km (0.087 R)
  • M5: 631,602 km (0.084 R)
  • M6: 692,040 km (0.119 R)
  • M7: 885,470 km (0.055 R)
  • M8: 1,006,494 km (0.116 R)
  • M9: 1,207,853 km (0.043 R)
  • M10: 1,303,745 km (0.098 R)
  • M11: 1,442,423 km (0.118 R)
  • M12: 1,523,954 km (0.097 R)
  • M13: 1,670,260 km (0.096 R)
  • M14: 1,865,186 km (0.111 R)
  • M15: 2,230,205 km (0.088 R)
  • M16: 2,844,155 km (0.111 R)
  • M17: 3,051,348 km (0.06 R)
  • M18: 3,453,168 km (0.11 R)
  • M19: 4,014,758 km (0.114 R)
  • M20: 4,218,062 km (0.092 R)
  • M21: 4,454,576 km (0.046 R)
  • M22: 4,878,985 km (0.05 R)
  • M23: 5,443,567 km (0.04 R)
  • M24: 5,995,583 km (0.078 R)
  • M25: 6,194,848 km (0.088 R)
  • M26: 7,613,185 km (0.067 R)
  • M27: 8,749,381 km (0.045 R)
  • M28: 9,089,118 km (0.12 R)
  • M29: 9,510,236 km (0.102 R)
  • M30: 10,490,850 km (0.099 R)
  • M31: 10,771,196 km (0.062 R)
  • M32: 11,013,395 km (0.101 R)
  • M33: 11,585,607 km (0.116 R)
  • M34: 11,750,913 km (0.11 R)
  • M35: 12,125,655 km (0.095 R)
  • M36: 13,015,314 km (0.072 R)
  • M37: 13,403,072 km (0.111 R)
  • M38: 13,576,605 km (0.079 R)
  • M39: 13,838,401 km (0.114 R)
  • M40: 14,189,956 km (0.078 R)
  • M41: 14,366,781 km (0.081 R)
  • M42: 14,544,354 km (0.096 R)
  • M43: 14,633,514 km (0.118 R)
  • M44: 16,221,645 km (0.101 R)
  • M45: 17,059,543 km (0.061 R)
  • M46: 17,483,653 km (0.079 R)
  • M47: 17,625,920 km (0.09 R)
  • M48: 18,198,431 km (0.075 R)
  • M49: 18,390,665 km (0.061 R)
  • M50: 18,728,606 km (0.109 R)
  • M51: 19,459,841 km (0.065 R)
  • M52: 19,804,215 km (0.053 R)
  • M53: 20,150,684 km (0.057 R)
  • M54: 20,299,833 km (0.037 R)
  • M55: 20,549,063 km (0.088 R)
  • M56: 20,699,109 km (0.061 R)
  • M57: 21,556,455 km (0.061 R)
  • M58: 21,810,771 km (0.118 R)
  • M59: 23,514,242 km (0.119 R)
  • M60: 23,618,811 km (0.039 R)
  • M61: 23,933,565 km (0.079 R)
  • M62: 24,144,199 km (0.098 R)
  • M63: 24,514,304 km (0.092 R)
  • M64: 25,260,049 km (0.108 R)
  • M65: 25,635,690 km (0.109 R)
  • M66: 25,851,260 km (0.091 R)
  • M67: 26,828,433 km (0.109 R)
  • M68: 26,992,542 km (0.117 R)
  • M69: 27,596,918 km (0.089 R)
  • M70: 28,372,433 km (0.055 R)
  • M71: 28,595,334 km (0.116 R)
  • M72: 29,211,378 km (0.08 R)
  • M73: 29,436,523 km (0.06 R)
  • M74: 29,549,319 km (0.053 R)
  • M75: 29,605,718 km (0.038 R)
  • M76: 30,456,630 km (0.1 R)
  • M77: 33,821,535 km (0.12 R)
  • M78: 34,235,473 km (0.067 R)
  • M79: 34,591,665 km (0.089 R)
  • M80: 35,008,894 km (0.096 R)
  • M81: 36,089,140 km (0.11 R)
  • M82: 38,713,835 km (0.108 R)
  • M83: 40,080,262 km (0.105 R)
  • M84: 40,205,325 km (0.091 R)
  • M85: 41,147,044 km (0.087 R)
  • M86: 42,095,943 km (0.115 R)
  • M87: 42,286,681 km (0.094 R)
  • M88: 42,477,567 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 934.1

Radius: 4.9

Gravity: 38.9 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.95 AU - 9.95 AU

Year: 16114 Days

Day: 17.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 16.7 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (95)

Outer Limit: 73,057,369 km

  • M1: 94,845 km (0.036 R)
  • M2: 421,417 km (0.074 R)
  • M3: 559,496 km (0.088 R)
  • M4: 623,075 km (0.103 R)
  • M5: 1,215,184 km (0.108 R)
  • M6: 1,560,306 km (0.12 R)
  • M7: 2,300,366 km (0.097 R)
  • M8: 2,687,825 km (0.078 R)
  • M9: 3,601,569 km (0.084 R)
  • M10: 4,472,378 km (0.103 R)
  • M11: 4,645,313 km (0.085 R)
  • M12: 6,154,157 km (0.082 R)
  • M13: 6,298,370 km (0.055 R)
  • M14: 6,541,017 km (0.079 R)
  • M15: 7,338,075 km (0.103 R)
  • M16: 8,270,817 km (0.089 R)
  • M17: 8,589,910 km (0.075 R)
  • M18: 8,643,466 km (0.068 R)
  • M19: 8,697,171 km (0.052 R)
  • M20: 10,018,869 km (0.057 R)
  • M21: 10,131,815 km (0.029 R)
  • M22: 12,055,494 km (0.099 R)
  • M23: 12,296,197 km (0.067 R)
  • M24: 12,417,072 km (0.114 R)
  • M25: 13,460,966 km (0.096 R)
  • M26: 13,648,113 km (0.036 R)
  • M27: 13,836,008 km (0.097 R)
  • M28: 14,341,499 km (0.107 R)
  • M29: 14,532,685 km (0.057 R)
  • M30: 14,596,563 km (0.118 R)
  • M31: 15,111,031 km (0.109 R)
  • M32: 15,240,582 km (0.119 R)
  • M33: 15,435,658 km (0.092 R)
  • M34: 16,091,645 km (0.098 R)
  • M35: 17,566,829 km (0.07 R)
  • M36: 17,771,180 km (0.106 R)
  • M37: 19,505,618 km (0.119 R)
  • M38: 20,000,936 km (0.106 R)
  • M39: 20,143,204 km (0.037 R)
  • M40: 21,148,352 km (0.104 R)
  • M41: 22,169,806 km (0.099 R)
  • M42: 22,243,408 km (0.032 R)
  • M43: 22,612,466 km (0.101 R)
  • M44: 23,132,618 km (0.091 R)
  • M45: 23,207,267 km (0.104 R)
  • M46: 23,731,757 km (0.04 R)
  • M47: 24,033,347 km (0.113 R)
  • M48: 24,108,894 km (0.075 R)
  • M49: 24,640,265 km (0.077 R)
  • M50: 25,482,950 km (0.074 R)
  • M51: 25,637,185 km (0.062 R)
  • M52: 25,869,062 km (0.085 R)
  • M53: 26,413,000 km (0.107 R)
  • M54: 26,647,121 km (0.039 R)
  • M55: 27,117,756 km (0.06 R)
  • M56: 28,545,817 km (0.08 R)
  • M57: 29,511,322 km (0.028 R)
  • M58: 30,569,278 km (0.102 R)
  • M59: 30,979,625 km (0.065 R)
  • M60: 31,391,617 km (0.101 R)
  • M61: 31,639,800 km (0.095 R)
  • M62: 32,555,040 km (0.036 R)
  • M63: 33,647,852 km (0.117 R)
  • M64: 35,095,212 km (0.059 R)
  • M65: 36,388,934 km (0.078 R)
  • M66: 36,475,701 km (0.09 R)
  • M67: 37,172,677 km (0.103 R)
  • M68: 38,138,032 km (0.031 R)
  • M69: 38,579,645 km (0.111 R)
  • M70: 39,378,648 km (0.066 R)
  • M71: 39,556,968 km (0.12 R)
  • M72: 41,535,998 km (0.101 R)
  • M73: 43,639,344 km (0.113 R)
  • M74: 44,101,153 km (0.103 R)
  • M75: 44,750,408 km (0.119 R)
  • M76: 46,246,087 km (0.119 R)
  • M77: 48,138,800 km (0.061 R)
  • M78: 49,863,813 km (0.039 R)
  • M79: 50,056,644 km (0.1 R)
  • M80: 51,901,635 km (0.083 R)
  • M81: 53,078,372 km (0.059 R)
  • M82: 53,867,650 km (0.093 R)
  • M83: 55,958,131 km (0.054 R)
  • M84: 57,872,235 km (0.117 R)
  • M85: 61,557,280 km (0.057 R)
  • M86: 61,971,367 km (0.1 R)
  • M87: 62,178,709 km (0.11 R)
  • M88: 65,739,737 km (0.117 R)
  • M89: 68,721,671 km (0.064 R)
  • M90: 69,689,420 km (0.05 R)
  • M91: 70,445,338 km (0.095 R)
  • M92: 70,553,497 km (0.114 R)
  • M93: 70,878,424 km (0.082 R)
  • M94: 71,203,949 km (0.106 R)
  • M95: 71,747,438 km (0.102 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 16,548 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit