G0V Star System Generated (Seed: 1767249438)

Star Details

Spectral Class: G6V

Temperature: 5,480 K

Mass: 0.97 sol

Luminosity: 0.9 lux

Habitable Zone (HZ)

Inner Boundary: 0.9 AU

Outer Boundary: 1.3 AU

Physical Limits

Snow Line: 4.55 AU

Max System Radius: 19.7 AU

Planetary System (7 Planets)

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.48 AU - 0.58 AU

Year: 143 Days

Day: 14.6 Hours

Environment

Temp: 224 °C

Axial Tilt: 20.6 °

Atmosphere: Dense COâ‚‚

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.94 AU - 3.16 AU

Year: 1510 Days

Day: 17.3 Hours

Environment

Temp: -91 °C

Axial Tilt: 15.6 °

Atmosphere: Thin Nâ‚‚/CHâ‚„

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,150,150 km

  • M1: 300,393 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.6

Radius: 8.7

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 3.81 AU - 6.17 AU

Year: 4134 Days

Day: 14 Hours

Environment

Temp: -141 °C

Axial Tilt: 21.7 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (79)

Outer Limit: 72,150,150 km

  • M1: 114,891 km (0.119 R)
  • M2: 218,862 km (0.115 R)
  • M3: 295,905 km (0.102 R)
  • M4: 495,917 km (0.046 R)
  • M5: 596,746 km (0.061 R)
  • M6: 682,914 km (0.084 R)
  • M7: 762,052 km (0.118 R)
  • M8: 993,031 km (0.07 R)
  • M9: 1,057,657 km (0.032 R)
  • M10: 1,137,093 km (0.066 R)
  • M11: 1,232,387 km (0.118 R)
  • M12: 1,534,874 km (0.051 R)
  • M13: 1,595,162 km (0.05 R)
  • M14: 2,362,450 km (0.083 R)
  • M15: 2,923,890 km (0.051 R)
  • M16: 3,210,071 km (0.109 R)
  • M17: 3,505,377 km (0.117 R)
  • M18: 3,625,953 km (0.044 R)
  • M19: 3,871,294 km (0.114 R)
  • M20: 4,143,263 km (0.096 R)
  • M21: 4,313,804 km (0.105 R)
  • M22: 4,486,590 km (0.113 R)
  • M23: 4,573,955 km (0.071 R)
  • M24: 4,906,212 km (0.084 R)
  • M25: 5,407,813 km (0.088 R)
  • M26: 6,142,339 km (0.099 R)
  • M27: 6,239,428 km (0.079 R)
  • M28: 6,459,636 km (0.066 R)
  • M29: 6,558,371 km (0.045 R)
  • M30: 6,832,434 km (0.1 R)
  • M31: 6,933,113 km (0.091 R)
  • M32: 7,008,810 km (0.1 R)
  • M33: 7,135,818 km (0.116 R)
  • M34: 7,469,422 km (0.045 R)
  • M35: 7,703,393 km (0.084 R)
  • M36: 8,125,259 km (0.108 R)
  • M37: 8,446,595 km (0.035 R)
  • M38: 8,554,605 km (0.108 R)
  • M39: 8,635,986 km (0.106 R)
  • M40: 8,744,893 km (0.075 R)
  • M41: 8,909,002 km (0.116 R)
  • M42: 9,463,561 km (0.08 R)
  • M43: 9,547,785 km (0.097 R)
  • M44: 9,915,347 km (0.064 R)
  • M45: 10,172,506 km (0.047 R)
  • M46: 10,229,951 km (0.08 R)
  • M47: 10,403,036 km (0.096 R)
  • M48: 10,577,018 km (0.073 R)
  • M49: 10,810,541 km (0.094 R)
  • M50: 10,957,296 km (0.106 R)
  • M51: 11,461,441 km (0.104 R)
  • M52: 12,033,802 km (0.101 R)
  • M53: 12,646,256 km (0.033 R)
  • M54: 12,770,123 km (0.053 R)
  • M55: 13,081,137 km (0.111 R)
  • M56: 13,394,694 km (0.059 R)
  • M57: 13,933,546 km (0.116 R)
  • M58: 14,029,438 km (0.102 R)
  • M59: 14,318,162 km (0.033 R)
  • M60: 14,706,368 km (0.068 R)
  • M61: 15,229,213 km (0.076 R)
  • M62: 16,091,794 km (0.106 R)
  • M63: 16,360,472 km (0.047 R)
  • M64: 17,175,332 km (0.075 R)
  • M65: 18,387,074 km (0.115 R)
  • M66: 18,632,714 km (0.096 R)
  • M67: 18,844,096 km (0.117 R)
  • M68: 19,340,611 km (0.114 R)
  • M69: 20,201,696 km (0.052 R)
  • M70: 20,636,877 km (0.051 R)
  • M71: 21,148,651 km (0.078 R)
  • M72: 21,553,612 km (0.103 R)
  • M73: 22,445,964 km (0.071 R)
  • M74: 23,009,948 km (0.043 R)
  • M75: 23,616,567 km (0.058 R)
  • M76: 23,692,862 km (0.1 R)
  • M77: 24,343,762 km (0.095 R)
  • M78: 24,729,575 km (0.064 R)
  • M79: 25,350,855 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.6

Radius: 8.8

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 11.86 AU - 12.14 AU

Year: 15416 Days

Day: 7.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 0.1 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (31)

Outer Limit: 72,150,150 km

  • M1: 154,235 km (0.098 R)
  • M2: 851,511 km (0.114 R)
  • M3: 1,258,417 km (0.07 R)
  • M4: 1,525,300 km (0.069 R)
  • M5: 2,100,205 km (0.08 R)
  • M6: 2,244,566 km (0.099 R)
  • M7: 2,633,072 km (0.091 R)
  • M8: 2,697,698 km (0.068 R)
  • M9: 3,042,521 km (0.081 R)
  • M10: 3,614,733 km (0.073 R)
  • M11: 3,686,690 km (0.092 R)
  • M12: 3,832,398 km (0.046 R)
  • M13: 4,418,373 km (0.109 R)
  • M14: 5,145,269 km (0.096 R)
  • M15: 5,672,901 km (0.093 R)
  • M16: 6,097,011 km (0.065 R)
  • M17: 6,601,904 km (0.069 R)
  • M18: 6,672,514 km (0.101 R)
  • M19: 7,174,564 km (0.08 R)
  • M20: 7,466,879 km (0.099 R)
  • M21: 7,670,032 km (0.113 R)
  • M22: 8,501,348 km (0.073 R)
  • M23: 8,674,881 km (0.081 R)
  • M24: 9,881,837 km (0.117 R)
  • M25: 12,123,262 km (0.108 R)
  • M26: 12,296,945 km (0.119 R)
  • M27: 12,712,827 km (0.042 R)
  • M28: 12,778,949 km (0.077 R)
  • M29: 13,942,522 km (0.063 R)
  • M30: 14,721,478 km (0.039 R)
  • M31: 15,303,264 km (0.065 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 479.5

Radius: 6.3

Gravity: 12.08 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 11.24 AU - 16.34 AU

Year: 18991 Days

Day: 15.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 1.9 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (96)

Outer Limit: 72,150,150 km

  • M1: 143,464 km (0.03 R)
  • M2: 222,901 km (0.091 R)
  • M3: 659,577 km (0.104 R)
  • M4: 829,221 km (0.108 R)
  • M5: 988,992 km (0.068 R)
  • M6: 1,498,522 km (0.104 R)
  • M7: 1,553,424 km (0.045 R)
  • M8: 1,809,237 km (0.059 R)
  • M9: 2,424,233 km (0.067 R)
  • M10: 2,959,345 km (0.031 R)
  • M11: 3,456,608 km (0.097 R)
  • M12: 4,018,049 km (0.101 R)
  • M13: 4,407,901 km (0.1 R)
  • M14: 4,769,180 km (0.107 R)
  • M15: 4,891,701 km (0.101 R)
  • M16: 5,223,509 km (0.091 R)
  • M17: 5,265,546 km (0.079 R)
  • M18: 5,307,732 km (0.11 R)
  • M19: 5,821,900 km (0.115 R)
  • M20: 6,307,046 km (0.084 R)
  • M21: 6,943,286 km (0.077 R)
  • M22: 8,129,447 km (0.113 R)
  • M23: 8,178,216 km (0.036 R)
  • M24: 8,472,775 km (0.068 R)
  • M25: 8,720,808 km (0.08 R)
  • M26: 8,820,739 km (0.119 R)
  • M27: 8,971,384 km (0.113 R)
  • M28: 9,840,698 km (0.041 R)
  • M29: 10,101,447 km (0.102 R)
  • M30: 10,576,569 km (0.114 R)
  • M31: 11,221,336 km (0.102 R)
  • M32: 11,275,790 km (0.089 R)
  • M33: 11,330,094 km (0.062 R)
  • M34: 11,439,151 km (0.031 R)
  • M35: 11,713,364 km (0.096 R)
  • M36: 11,768,416 km (0.119 R)
  • M37: 11,823,617 km (0.026 R)
  • M38: 12,100,822 km (0.109 R)
  • M39: 12,380,271 km (0.061 R)
  • M40: 12,945,302 km (0.062 R)
  • M41: 14,512,789 km (0.115 R)
  • M42: 16,200,552 km (0.117 R)
  • M43: 16,694,075 km (0.117 R)
  • M44: 16,942,557 km (0.065 R)
  • M45: 17,759,062 km (0.091 R)
  • M46: 18,331,723 km (0.086 R)
  • M47: 18,652,611 km (0.083 R)
  • M48: 18,781,414 km (0.114 R)
  • M49: 19,430,071 km (0.104 R)
  • M50: 20,549,512 km (0.073 R)
  • M51: 23,195,599 km (0.097 R)
  • M52: 23,542,516 km (0.103 R)
  • M53: 24,311,748 km (0.071 R)
  • M54: 25,302,685 km (0.095 R)
  • M55: 25,803,090 km (0.073 R)
  • M56: 26,523,702 km (0.054 R)
  • M57: 27,470,208 km (0.097 R)
  • M58: 27,543,511 km (0.091 R)
  • M59: 30,073,211 km (0.101 R)
  • M60: 30,603,236 km (0.027 R)
  • M61: 30,831,373 km (0.05 R)
  • M62: 31,059,959 km (0.113 R)
  • M63: 31,749,306 km (0.073 R)
  • M64: 32,443,589 km (0.11 R)
  • M65: 33,221,050 km (0.035 R)
  • M66: 34,714,784 km (0.079 R)
  • M67: 36,069,991 km (0.117 R)
  • M68: 38,339,241 km (0.1 R)
  • M69: 39,573,873 km (0.098 R)
  • M70: 40,320,815 km (0.053 R)
  • M71: 42,759,410 km (0.099 R)
  • M72: 43,014,474 km (0.078 R)
  • M73: 44,382,846 km (0.118 R)
  • M74: 45,939,262 km (0.116 R)
  • M75: 46,462,107 km (0.057 R)
  • M76: 46,811,717 km (0.101 R)
  • M77: 46,986,896 km (0.12 R)
  • M78: 48,661,495 km (0.036 R)
  • M79: 48,750,206 km (0.102 R)
  • M80: 49,016,640 km (0.089 R)
  • M81: 51,616,352 km (0.062 R)
  • M82: 51,797,216 km (0.114 R)
  • M83: 51,978,379 km (0.105 R)
  • M84: 53,801,528 km (0.075 R)
  • M85: 53,984,935 km (0.091 R)
  • M86: 54,260,494 km (0.055 R)
  • M87: 54,352,497 km (0.037 R)
  • M88: 54,905,411 km (0.106 R)
  • M89: 56,948,469 km (0.055 R)
  • M90: 57,041,967 km (0.096 R)
  • M91: 58,733,022 km (0.113 R)
  • M92: 59,489,837 km (0.098 R)
  • M93: 60,059,506 km (0.111 R)
  • M94: 61,396,013 km (0.065 R)
  • M95: 64,779,618 km (0.084 R)
  • M96: 65,170,218 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.3

Radius: 6.6

Gravity: 15.92 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 11.07 AU - 18.29 AU

Year: 20859 Days

Day: 18 Hours

Environment

Temp: -190 °C

Axial Tilt: 0.4 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (94)

Outer Limit: 72,150,150 km

  • M1: 84,523 km (0.099 R)
  • M2: 212,130 km (0.106 R)
  • M3: 304,132 km (0.103 R)
  • M4: 552,615 km (0.068 R)
  • M5: 595,998 km (0.09 R)
  • M6: 663,467 km (0.046 R)
  • M7: 1,264,551 km (0.039 R)
  • M8: 1,352,814 km (0.088 R)
  • M9: 1,504,655 km (0.085 R)
  • M10: 2,307,996 km (0.081 R)
  • M11: 2,984,627 km (0.116 R)
  • M12: 3,676,218 km (0.077 R)
  • M13: 3,846,012 km (0.102 R)
  • M14: 4,237,509 km (0.083 R)
  • M15: 5,152,300 km (0.088 R)
  • M16: 5,438,331 km (0.107 R)
  • M17: 5,583,292 km (0.088 R)
  • M18: 5,926,619 km (0.062 R)
  • M19: 6,226,263 km (0.111 R)
  • M20: 7,743,186 km (0.062 R)
  • M21: 7,961,000 km (0.059 R)
  • M22: 8,015,753 km (0.12 R)
  • M23: 8,180,909 km (0.05 R)
  • M24: 8,458,563 km (0.117 R)
  • M25: 8,682,810 km (0.077 R)
  • M26: 10,667,824 km (0.11 R)
  • M27: 12,212,422 km (0.105 R)
  • M28: 12,338,982 km (0.062 R)
  • M29: 12,402,411 km (0.057 R)
  • M30: 13,497,767 km (0.109 R)
  • M31: 14,156,297 km (0.095 R)
  • M32: 15,095,921 km (0.111 R)
  • M33: 15,986,328 km (0.098 R)
  • M34: 17,318,048 km (0.079 R)
  • M35: 17,460,315 km (0.113 R)
  • M36: 19,418,402 km (0.075 R)
  • M37: 19,862,857 km (0.081 R)
  • M38: 19,937,357 km (0.048 R)
  • M39: 20,011,857 km (0.082 R)
  • M40: 20,235,954 km (0.07 R)
  • M41: 21,292,564 km (0.08 R)
  • M42: 21,368,709 km (0.052 R)
  • M43: 24,408,837 km (0.11 R)
  • M44: 25,371,051 km (0.066 R)
  • M45: 25,856,945 km (0.084 R)
  • M46: 26,509,491 km (0.115 R)
  • M47: 26,673,450 km (0.086 R)
  • M48: 26,919,987 km (0.117 R)
  • M49: 27,415,455 km (0.106 R)
  • M50: 27,581,210 km (0.098 R)
  • M51: 27,830,589 km (0.074 R)
  • M52: 28,080,717 km (0.077 R)
  • M53: 28,247,968 km (0.072 R)
  • M54: 30,108,367 km (0.094 R)
  • M55: 30,279,357 km (0.107 R)
  • M56: 30,450,796 km (0.031 R)
  • M57: 31,659,697 km (0.071 R)
  • M58: 32,796,341 km (0.09 R)
  • M59: 33,768,428 km (0.113 R)
  • M60: 33,946,150 km (0.064 R)
  • M61: 34,839,699 km (0.106 R)
  • M62: 36,649,683 km (0.117 R)
  • M63: 37,107,004 km (0.12 R)
  • M64: 39,234,734 km (0.068 R)
  • M65: 40,832,739 km (0.065 R)
  • M66: 41,116,825 km (0.108 R)
  • M67: 41,306,665 km (0.106 R)
  • M68: 43,414,050 km (0.104 R)
  • M69: 44,480,683 km (0.08 R)
  • M70: 44,968,372 km (0.09 R)
  • M71: 45,359,870 km (0.031 R)
  • M72: 45,949,136 km (0.07 R)
  • M73: 47,036,114 km (0.115 R)
  • M74: 48,933,464 km (0.104 R)
  • M75: 49,033,993 km (0.111 R)
  • M76: 49,336,031 km (0.117 R)
  • M77: 50,448,890 km (0.079 R)
  • M78: 52,905,586 km (0.106 R)
  • M79: 54,148,445 km (0.078 R)
  • M80: 54,773,465 km (0.052 R)
  • M81: 54,982,304 km (0.079 R)
  • M82: 55,610,615 km (0.075 R)
  • M83: 55,820,501 km (0.06 R)
  • M84: 56,136,003 km (0.112 R)
  • M85: 58,253,710 km (0.107 R)
  • M86: 58,466,887 km (0.115 R)
  • M87: 59,001,101 km (0.106 R)
  • M88: 61,262,273 km (0.111 R)
  • M89: 61,804,715 km (0.115 R)
  • M90: 65,535,985 km (0.108 R)
  • M91: 66,535,897 km (0.102 R)
  • M92: 71,382,120 km (0.076 R)
  • M93: 73,444,327 km (0.061 R)
  • M94: 73,559,367 km (0.035 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 305.8

Radius: 7.6

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 13.9 AU - 21.52 AU

Year: 27640 Days

Day: 23.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 18.3 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (93)

Outer Limit: 72,150,150 km

  • M1: 189,241 km (0.108 R)
  • M2: 586,723 km (0.064 R)
  • M3: 1,344,137 km (0.047 R)
  • M4: 2,305,154 km (0.116 R)
  • M5: 2,373,071 km (0.107 R)
  • M6: 2,867,941 km (0.053 R)
  • M7: 3,015,295 km (0.088 R)
  • M8: 3,127,343 km (0.112 R)
  • M9: 3,355,630 km (0.115 R)
  • M10: 3,432,972 km (0.042 R)
  • M11: 3,788,416 km (0.098 R)
  • M12: 5,414,845 km (0.027 R)
  • M13: 5,551,427 km (0.103 R)
  • M14: 6,062,155 km (0.062 R)
  • M15: 6,203,973 km (0.097 R)
  • M16: 6,929,972 km (0.11 R)
  • M17: 7,479,295 km (0.099 R)
  • M18: 7,784,774 km (0.057 R)
  • M19: 7,939,159 km (0.051 R)
  • M20: 8,198,562 km (0.116 R)
  • M21: 8,408,148 km (0.12 R)
  • M22: 9,101,534 km (0.045 R)
  • M23: 10,035,624 km (0.029 R)
  • M24: 10,091,573 km (0.12 R)
  • M25: 11,581,119 km (0.12 R)
  • M26: 12,112,491 km (0.054 R)
  • M27: 12,833,403 km (0.091 R)
  • M28: 13,076,948 km (0.039 R)
  • M29: 13,199,170 km (0.102 R)
  • M30: 13,816,261 km (0.119 R)
  • M31: 15,014,540 km (0.12 R)
  • M32: 15,983,934 km (0.071 R)
  • M33: 17,982,562 km (0.071 R)
  • M34: 19,219,138 km (0.095 R)
  • M35: 21,701,116 km (0.063 R)
  • M36: 22,428,461 km (0.1 R)
  • M37: 22,942,479 km (0.098 R)
  • M38: 23,608,938 km (0.099 R)
  • M39: 23,832,586 km (0.114 R)
  • M40: 25,341,131 km (0.069 R)
  • M41: 26,492,586 km (0.118 R)
  • M42: 27,896,861 km (0.104 R)
  • M43: 28,608,050 km (0.112 R)
  • M44: 28,687,486 km (0.059 R)
  • M45: 29,005,681 km (0.047 R)
  • M46: 29,245,187 km (0.064 R)
  • M47: 29,405,257 km (0.112 R)
  • M48: 31,021,362 km (0.089 R)
  • M49: 31,103,043 km (0.035 R)
  • M50: 31,593,874 km (0.115 R)
  • M51: 32,749,218 km (0.119 R)
  • M52: 32,832,245 km (0.076 R)
  • M53: 34,508,040 km (0.11 R)
  • M54: 35,783,063 km (0.086 R)
  • M55: 36,211,511 km (0.042 R)
  • M56: 36,814,241 km (0.063 R)
  • M57: 36,987,026 km (0.116 R)
  • M58: 39,081,546 km (0.117 R)
  • M59: 39,169,659 km (0.119 R)
  • M60: 41,124,604 km (0.066 R)
  • M61: 41,573,398 km (0.068 R)
  • M62: 41,843,422 km (0.049 R)
  • M63: 42,838,547 km (0.055 R)
  • M64: 43,202,219 km (0.08 R)
  • M65: 43,475,834 km (0.096 R)
  • M66: 43,567,089 km (0.088 R)
  • M67: 43,841,302 km (0.106 R)
  • M68: 44,851,985 km (0.097 R)
  • M69: 45,128,890 km (0.107 R)
  • M70: 45,870,148 km (0.106 R)
  • M71: 46,428,746 km (0.092 R)
  • M72: 47,083,387 km (0.115 R)
  • M73: 49,255,548 km (0.104 R)
  • M74: 50,210,132 km (0.047 R)
  • M75: 50,785,784 km (0.115 R)
  • M76: 52,428,668 km (0.118 R)
  • M77: 53,110,236 km (0.083 R)
  • M78: 53,305,461 km (0.104 R)
  • M79: 53,403,149 km (0.071 R)
  • M80: 54,679,069 km (0.049 R)
  • M81: 56,860,954 km (0.119 R)
  • M82: 61,821,918 km (0.114 R)
  • M83: 62,748,079 km (0.111 R)
  • M84: 63,575,206 km (0.09 R)
  • M85: 64,197,832 km (0.09 R)
  • M86: 64,301,802 km (0.056 R)
  • M87: 65,240,230 km (0.051 R)
  • M88: 67,764,395 km (0.058 R)
  • M89: 68,506,699 km (0.096 R)
  • M90: 68,719,278 km (0.093 R)
  • M91: 70,213,461 km (0.105 R)
  • M92: 70,534,947 km (0.09 R)
  • M93: 71,610,406 km (0.082 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: 214 - 17,916 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit