G8V Star System Generated (Seed: 1766135732)

Star Details

Spectral Class: G1V

Temperature: 5,880 K

Mass: 1.07 sol

Luminosity: 1.27 lux

Habitable Zone (HZ)

Inner Boundary: 1.07 AU

Outer Boundary: 1.55 AU

Physical Limits

Snow Line: 5.41 AU

Max System Radius: 20.7 AU

Planetary System (8 Planets)

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.68 AU - 1.14 AU

Year: 307 Days

Day: 12.7 Hours

Environment

Temp: 160 °C

Axial Tilt: 29.3 °

Atmosphere: Dense COâ‚‚

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.59 AU - 3.15 AU

Year: 1717 Days

Day: 39.6 Hours

Environment

Temp: -97 °C

Axial Tilt: 39.4 °

Atmosphere: Thin Nâ‚‚/CHâ‚„

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 3.45 AU - 5.41 AU

Year: 3292 Days

Day: 43.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 38.3 °

Atmosphere: Thin Nâ‚‚/CHâ‚„

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,566,695 km

  • M1: 1,505,104 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.1

Radius: 14.3

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 5.67 AU - 6.05 AU

Year: 5009 Days

Day: 10.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 43.8 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (74)

Outer Limit: 44,566,695 km

  • M1: 186,399 km (0.113 R)
  • M2: 679,025 km (0.084 R)
  • M3: 881,131 km (0.059 R)
  • M4: 1,080,246 km (0.111 R)
  • M5: 1,442,423 km (0.098 R)
  • M6: 1,666,819 km (0.1 R)
  • M7: 1,768,845 km (0.072 R)
  • M8: 2,041,263 km (0.086 R)
  • M9: 2,426,029 km (0.055 R)
  • M10: 2,542,865 km (0.095 R)
  • M11: 2,661,496 km (0.085 R)
  • M12: 2,886,940 km (0.094 R)
  • M13: 3,064,662 km (0.111 R)
  • M14: 3,582,121 km (0.105 R)
  • M15: 3,773,756 km (0.069 R)
  • M16: 3,949,085 km (0.081 R)
  • M17: 4,047,819 km (0.078 R)
  • M18: 4,287,924 km (0.045 R)
  • M19: 4,532,815 km (0.026 R)
  • M20: 4,824,531 km (0.104 R)
  • M21: 6,235,389 km (0.103 R)
  • M22: 6,560,315 km (0.105 R)
  • M23: 6,701,237 km (0.113 R)
  • M24: 6,819,419 km (0.067 R)
  • M25: 6,914,563 km (0.075 R)
  • M26: 7,251,009 km (0.025 R)
  • M27: 7,939,907 km (0.103 R)
  • M28: 8,115,535 km (0.102 R)
  • M29: 8,343,073 km (0.104 R)
  • M30: 8,908,553 km (0.103 R)
  • M31: 9,195,931 km (0.105 R)
  • M32: 9,646,071 km (0.075 R)
  • M33: 9,779,811 km (0.063 R)
  • M34: 10,076,464 km (0.105 R)
  • M35: 10,321,206 km (0.034 R)
  • M36: 10,623,244 km (0.093 R)
  • M37: 11,011,750 km (0.116 R)
  • M38: 11,235,847 km (0.082 R)
  • M39: 11,603,409 km (0.07 R)
  • M40: 11,831,546 km (0.071 R)
  • M41: 12,263,285 km (0.087 R)
  • M42: 12,379,373 km (0.098 R)
  • M43: 12,641,768 km (0.072 R)
  • M44: 13,830,174 km (0.096 R)
  • M45: 14,132,810 km (0.108 R)
  • M46: 14,961,133 km (0.086 R)
  • M47: 15,365,496 km (0.053 R)
  • M48: 15,899,860 km (0.118 R)
  • M49: 15,994,855 km (0.045 R)
  • M50: 16,504,385 km (0.1 R)
  • M51: 16,728,931 km (0.101 R)
  • M52: 17,083,927 km (0.066 R)
  • M53: 17,637,589 km (0.086 R)
  • M54: 17,834,310 km (0.084 R)
  • M55: 18,862,646 km (0.092 R)
  • M56: 19,502,476 km (0.047 R)
  • M57: 19,740,037 km (0.107 R)
  • M58: 19,944,388 km (0.025 R)
  • M59: 20,080,971 km (0.107 R)
  • M60: 20,218,003 km (0.036 R)
  • M61: 20,389,591 km (0.117 R)
  • M62: 20,596,186 km (0.026 R)
  • M63: 20,803,529 km (0.079 R)
  • M64: 20,907,350 km (0.085 R)
  • M65: 21,115,739 km (0.106 R)
  • M66: 21,956,031 km (0.075 R)
  • M67: 22,380,290 km (0.108 R)
  • M68: 22,557,863 km (0.058 R)
  • M69: 22,878,601 km (0.046 R)
  • M70: 22,985,862 km (0.074 R)
  • M71: 23,452,757 km (0.11 R)
  • M72: 23,958,847 km (0.042 R)
  • M73: 24,140,608 km (0.096 R)
  • M74: 24,322,669 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.3

Radius: 11.6

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 5.83 AU - 6.61 AU

Year: 5478 Days

Day: 6.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 35.9 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (77)

Outer Limit: 44,566,695 km

  • M1: 168,447 km (0.079 R)
  • M2: 440,267 km (0.075 R)
  • M3: 584,030 km (0.099 R)
  • M4: 821,292 km (0.105 R)
  • M5: 1,029,383 km (0.113 R)
  • M6: 1,152,652 km (0.074 R)
  • M7: 1,497,624 km (0.084 R)
  • M8: 1,799,812 km (0.102 R)
  • M9: 1,950,756 km (0.075 R)
  • M10: 2,249,354 km (0.118 R)
  • M11: 2,330,436 km (0.061 R)
  • M12: 2,545,857 km (0.119 R)
  • M13: 2,750,656 km (0.094 R)
  • M14: 2,960,991 km (0.09 R)
  • M15: 3,213,213 km (0.046 R)
  • M16: 3,491,166 km (0.086 R)
  • M17: 3,874,286 km (0.09 R)
  • M18: 4,110,650 km (0.104 R)
  • M19: 4,250,674 km (0.059 R)
  • M20: 4,331,457 km (0.104 R)
  • M21: 4,474,173 km (0.112 R)
  • M22: 4,618,385 km (0.041 R)
  • M23: 4,764,094 km (0.113 R)
  • M24: 5,081,690 km (0.099 R)
  • M25: 5,167,559 km (0.098 R)
  • M26: 5,362,485 km (0.106 R)
  • M27: 5,849,426 km (0.082 R)
  • M28: 6,075,618 km (0.081 R)
  • M29: 6,350,729 km (0.071 R)
  • M30: 6,794,735 km (0.108 R)
  • M31: 6,937,003 km (0.083 R)
  • M32: 7,128,488 km (0.082 R)
  • M33: 7,273,149 km (0.114 R)
  • M34: 7,394,324 km (0.081 R)
  • M35: 8,161,461 km (0.104 R)
  • M36: 8,287,572 km (0.094 R)
  • M37: 9,241,109 km (0.06 R)
  • M38: 9,637,544 km (0.097 R)
  • M39: 10,093,518 km (0.095 R)
  • M40: 10,529,297 km (0.106 R)
  • M41: 10,832,382 km (0.08 R)
  • M42: 11,082,509 km (0.101 R)
  • M43: 11,166,434 km (0.118 R)
  • M44: 12,246,381 km (0.09 R)
  • M45: 12,419,914 km (0.09 R)
  • M46: 12,916,131 km (0.095 R)
  • M47: 13,508,239 km (0.097 R)
  • M48: 13,597,848 km (0.065 R)
  • M49: 13,867,872 km (0.114 R)
  • M50: 14,291,384 km (0.028 R)
  • M51: 14,413,156 km (0.105 R)
  • M52: 14,688,417 km (0.089 R)
  • M53: 14,780,569 km (0.044 R)
  • M54: 15,431,020 km (0.091 R)
  • M55: 15,775,395 km (0.083 R)
  • M56: 16,027,617 km (0.115 R)
  • M57: 16,791,912 km (0.082 R)
  • M58: 16,952,730 km (0.083 R)
  • M59: 17,340,488 km (0.041 R)
  • M60: 17,600,788 km (0.07 R)
  • M61: 17,763,999 km (0.061 R)
  • M62: 18,224,013 km (0.113 R)
  • M63: 18,356,108 km (0.06 R)
  • M64: 18,488,502 km (0.083 R)
  • M65: 19,155,559 km (0.028 R)
  • M66: 19,492,004 km (0.032 R)
  • M67: 19,796,585 km (0.067 R)
  • M68: 19,932,420 km (0.061 R)
  • M69: 20,273,354 km (0.045 R)
  • M70: 21,377,536 km (0.071 R)
  • M71: 21,726,548 km (0.107 R)
  • M72: 22,007,044 km (0.056 R)
  • M73: 22,359,496 km (0.097 R)
  • M74: 22,465,561 km (0.083 R)
  • M75: 22,571,925 km (0.116 R)
  • M76: 22,891,616 km (0.096 R)
  • M77: 23,428,074 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.9

Radius: 11.8

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.85 AU - 7.11 AU

Year: 5825 Days

Day: 11.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 34.3 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (64)

Outer Limit: 44,566,695 km

  • M1: 176,825 km (0.101 R)
  • M2: 437,723 km (0.108 R)
  • M3: 597,643 km (0.115 R)
  • M4: 867,518 km (0.043 R)
  • M5: 1,001,558 km (0.091 R)
  • M6: 1,199,177 km (0.12 R)
  • M7: 1,338,303 km (0.052 R)
  • M8: 1,570,179 km (0.067 R)
  • M9: 1,684,622 km (0.08 R)
  • M10: 1,895,405 km (0.1 R)
  • M11: 2,549,297 km (0.111 R)
  • M12: 2,654,764 km (0.078 R)
  • M13: 2,731,059 km (0.085 R)
  • M14: 2,823,510 km (0.045 R)
  • M15: 2,917,009 km (0.072 R)
  • M16: 3,252,856 km (0.102 R)
  • M17: 3,891,938 km (0.091 R)
  • M18: 4,244,092 km (0.116 R)
  • M19: 4,460,261 km (0.114 R)
  • M20: 4,606,418 km (0.044 R)
  • M21: 4,735,820 km (0.11 R)
  • M22: 4,997,915 km (0.063 R)
  • M23: 5,149,907 km (0.085 R)
  • M24: 5,342,140 km (0.108 R)
  • M25: 5,872,913 km (0.056 R)
  • M26: 5,952,948 km (0.08 R)
  • M27: 6,215,792 km (0.107 R)
  • M28: 6,627,634 km (0.107 R)
  • M29: 6,815,829 km (0.036 R)
  • M30: 6,963,482 km (0.116 R)
  • M31: 7,391,332 km (0.119 R)
  • M32: 7,960,103 km (0.076 R)
  • M33: 8,339,782 km (0.097 R)
  • M34: 8,656,930 km (0.05 R)
  • M35: 8,748,334 km (0.094 R)
  • M36: 9,024,192 km (0.049 R)
  • M37: 9,396,691 km (0.089 R)
  • M38: 9,750,490 km (0.108 R)
  • M39: 9,893,206 km (0.046 R)
  • M40: 10,012,735 km (0.075 R)
  • M41: 10,349,929 km (0.085 R)
  • M42: 10,911,818 km (0.078 R)
  • M43: 11,483,881 km (0.059 R)
  • M44: 11,786,218 km (0.062 R)
  • M45: 11,938,359 km (0.103 R)
  • M46: 12,372,941 km (0.031 R)
  • M47: 12,917,028 km (0.117 R)
  • M48: 13,231,483 km (0.064 R)
  • M49: 13,654,695 km (0.11 R)
  • M50: 13,948,206 km (0.106 R)
  • M51: 14,055,468 km (0.041 R)
  • M52: 14,189,956 km (0.076 R)
  • M53: 14,923,584 km (0.11 R)
  • M54: 15,419,501 km (0.063 R)
  • M55: 15,613,829 km (0.071 R)
  • M56: 16,032,853 km (0.098 R)
  • M57: 16,996,712 km (0.093 R)
  • M58: 17,226,195 km (0.055 R)
  • M59: 17,398,980 km (0.095 R)
  • M60: 17,950,099 km (0.094 R)
  • M61: 18,271,734 km (0.054 R)
  • M62: 18,950,460 km (0.034 R)
  • M63: 19,158,700 km (0.119 R)
  • M64: 20,423,849 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.5

Radius: 13.3

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 6.67 AU - 11.05 AU

Year: 9312 Days

Day: 8.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 44.9 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (80)

Outer Limit: 44,566,695 km

  • M1: 194,328 km (0.099 R)
  • M2: 926,908 km (0.087 R)
  • M3: 1,519,466 km (0.09 R)
  • M4: 1,609,673 km (0.095 R)
  • M5: 2,064,002 km (0.115 R)
  • M6: 3,175,364 km (0.115 R)
  • M7: 3,292,649 km (0.076 R)
  • M8: 3,622,812 km (0.117 R)
  • M9: 4,610,307 km (0.042 R)
  • M10: 4,844,577 km (0.117 R)
  • M11: 4,980,113 km (0.107 R)
  • M12: 5,082,737 km (0.062 R)
  • M13: 5,748,747 km (0.109 R)
  • M14: 6,037,471 km (0.109 R)
  • M15: 6,405,182 km (0.057 R)
  • M16: 6,666,979 km (0.083 R)
  • M17: 7,278,684 km (0.066 R)
  • M18: 7,434,416 km (0.108 R)
  • M19: 8,392,291 km (0.107 R)
  • M20: 9,010,729 km (0.08 R)
  • M21: 9,558,556 km (0.093 R)
  • M22: 9,815,116 km (0.085 R)
  • M23: 10,686,823 km (0.08 R)
  • M24: 10,775,385 km (0.093 R)
  • M25: 12,643,862 km (0.112 R)
  • M26: 13,257,064 km (0.074 R)
  • M27: 13,831,819 km (0.098 R)
  • M28: 14,659,993 km (0.055 R)
  • M29: 14,857,163 km (0.092 R)
  • M30: 15,005,714 km (0.107 R)
  • M31: 15,254,196 km (0.079 R)
  • M32: 15,554,289 km (0.115 R)
  • M33: 15,805,913 km (0.086 R)
  • M34: 16,774,260 km (0.075 R)
  • M35: 16,980,555 km (0.106 R)
  • M36: 17,187,748 km (0.093 R)
  • M37: 19,575,779 km (0.09 R)
  • M38: 19,847,449 km (0.105 R)
  • M39: 20,780,640 km (0.102 R)
  • M40: 21,503,946 km (0.117 R)
  • M41: 21,672,094 km (0.101 R)
  • M42: 22,065,985 km (0.088 R)
  • M43: 22,746,805 km (0.085 R)
  • M44: 23,204,575 km (0.078 R)
  • M45: 23,377,061 km (0.11 R)
  • M46: 24,129,089 km (0.056 R)
  • M47: 24,362,163 km (0.088 R)
  • M48: 24,947,988 km (0.101 R)
  • M49: 25,716,622 km (0.11 R)
  • M50: 26,853,865 km (0.111 R)
  • M51: 27,216,490 km (0.042 R)
  • M52: 27,398,401 km (0.077 R)
  • M53: 28,252,455 km (0.057 R)
  • M54: 28,868,051 km (0.103 R)
  • M55: 29,861,979 km (0.09 R)
  • M56: 30,112,256 km (0.048 R)
  • M57: 32,331,541 km (0.061 R)
  • M58: 32,717,204 km (0.086 R)
  • M59: 33,493,318 km (0.097 R)
  • M60: 33,753,319 km (0.101 R)
  • M61: 34,079,293 km (0.036 R)
  • M62: 34,931,851 km (0.099 R)
  • M63: 36,123,697 km (0.037 R)
  • M64: 36,992,861 km (0.102 R)
  • M65: 37,463,645 km (0.112 R)
  • M66: 38,411,348 km (0.062 R)
  • M67: 38,683,616 km (0.12 R)
  • M68: 38,888,116 km (0.031 R)
  • M69: 41,162,303 km (0.058 R)
  • M70: 41,440,854 km (0.077 R)
  • M71: 41,650,142 km (0.117 R)
  • M72: 42,702,114 km (0.119 R)
  • M73: 43,196,086 km (0.117 R)
  • M74: 44,617,715 km (0.119 R)
  • M75: 46,996,919 km (0.101 R)
  • M76: 47,215,182 km (0.109 R)
  • M77: 47,725,909 km (0.08 R)
  • M78: 47,872,216 km (0.068 R)
  • M79: 48,752,899 km (0.108 R)
  • M80: 49,047,756 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.8

Radius: 9.7

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 8.59 AU - 9.53 AU

Year: 9629 Days

Day: 13.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 10.4 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (85)

Outer Limit: 44,566,695 km

  • M1: 194,328 km (0.074 R)
  • M2: 255,962 km (0.091 R)
  • M3: 891,454 km (0.099 R)
  • M4: 961,466 km (0.113 R)
  • M5: 1,183,469 km (0.115 R)
  • M6: 1,360,892 km (0.057 R)
  • M7: 2,524,165 km (0.109 R)
  • M8: 2,859,115 km (0.111 R)
  • M9: 2,965,179 km (0.031 R)
  • M10: 3,072,441 km (0.051 R)
  • M11: 3,600,073 km (0.067 R)
  • M12: 3,743,687 km (0.098 R)
  • M13: 4,155,829 km (0.071 R)
  • M14: 4,644,565 km (0.11 R)
  • M15: 4,769,629 km (0.063 R)
  • M16: 5,023,197 km (0.096 R)
  • M17: 5,184,015 km (0.106 R)
  • M18: 5,346,329 km (0.074 R)
  • M19: 5,743,212 km (0.038 R)
  • M20: 6,565,252 km (0.084 R)
  • M21: 7,061,767 km (0.064 R)
  • M22: 7,205,830 km (0.117 R)
  • M23: 7,314,588 km (0.115 R)
  • M24: 7,717,904 km (0.088 R)
  • M25: 8,622,971 km (0.117 R)
  • M26: 8,854,548 km (0.091 R)
  • M27: 9,402,825 km (0.086 R)
  • M28: 10,002,413 km (0.088 R)
  • M29: 10,164,278 km (0.079 R)
  • M30: 10,245,659 km (0.118 R)
  • M31: 11,029,103 km (0.056 R)
  • M32: 12,175,322 km (0.11 R)
  • M33: 12,305,023 km (0.076 R)
  • M34: 12,653,138 km (0.103 R)
  • M35: 12,784,484 km (0.088 R)
  • M36: 13,004,393 km (0.103 R)
  • M37: 13,314,510 km (0.072 R)
  • M38: 14,123,086 km (0.107 R)
  • M39: 14,762,916 km (0.104 R)
  • M40: 15,086,496 km (0.097 R)
  • M41: 15,646,441 km (0.058 R)
  • M42: 16,260,840 km (0.102 R)
  • M43: 16,499,299 km (0.058 R)
  • M44: 16,690,784 km (0.091 R)
  • M45: 17,124,618 km (0.096 R)
  • M46: 19,348,390 km (0.108 R)
  • M47: 19,449,219 km (0.103 R)
  • M48: 19,702,339 km (0.114 R)
  • M49: 20,880,721 km (0.107 R)
  • M50: 20,984,243 km (0.035 R)
  • M51: 21,609,113 km (0.064 R)
  • M52: 21,713,832 km (0.039 R)
  • M53: 21,871,209 km (0.096 R)
  • M54: 22,029,034 km (0.106 R)
  • M55: 22,983,768 km (0.075 R)
  • M56: 23,251,399 km (0.117 R)
  • M57: 24,823,822 km (0.113 R)
  • M58: 25,208,588 km (0.089 R)
  • M59: 25,318,841 km (0.115 R)
  • M60: 26,262,654 km (0.108 R)
  • M61: 27,217,986 km (0.087 R)
  • M62: 27,671,417 km (0.042 R)
  • M63: 28,643,504 km (0.069 R)
  • M64: 29,684,855 km (0.106 R)
  • M65: 30,327,228 km (0.105 R)
  • M66: 30,679,681 km (0.063 R)
  • M67: 30,797,414 km (0.101 R)
  • M68: 31,092,421 km (0.09 R)
  • M69: 31,625,887 km (0.06 R)
  • M70: 31,983,277 km (0.114 R)
  • M71: 33,365,411 km (0.12 R)
  • M72: 34,521,953 km (0.05 R)
  • M73: 34,828,479 km (0.087 R)
  • M74: 35,135,902 km (0.043 R)
  • M75: 35,259,021 km (0.095 R)
  • M76: 36,001,476 km (0.064 R)
  • M77: 36,811,398 km (0.108 R)
  • M78: 37,942,957 km (0.096 R)
  • M79: 38,259,207 km (0.11 R)
  • M80: 38,767,241 km (0.107 R)
  • M81: 38,894,549 km (0.074 R)
  • M82: 39,277,370 km (0.096 R)
  • M83: 39,469,304 km (0.112 R)
  • M84: 41,405,250 km (0.115 R)
  • M85: 42,122,871 km (0.116 R)

Kuiper Belt

Range: 31.1 - 52.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 10,976 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit