G4V Star System Generated (Seed: 1768271654)

Star Details

Spectral Class: G5V

Temperature: 5,600 K

Mass: 1 sol

Luminosity: 1 lux

Habitable Zone (HZ)

Inner Boundary: 0.95 AU

Outer Boundary: 1.37 AU

Physical Limits

Snow Line: 4.8 AU

Max System Radius: 20 AU

Planetary System (7 Planets)

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.61 AU - 0.93 AU

Year: 247 Days

Day: 39.1 Hours

Environment

Temp: 172 °C

Axial Tilt: 32.4 °

Atmosphere: Dense COâ‚‚

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.99 AU - 2.29 AU

Year: 1143 Days

Day: 43.7 Hours

Environment

Temp: -64 °C

Axial Tilt: 18.3 °

Atmosphere: Thin Nâ‚‚/CHâ‚„

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,007,824 km

  • M1: 482,902 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.4

Radius: 14.6

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.09 AU - 5.51 AU

Year: 4457 Days

Day: 5.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 33.1 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (67)

Outer Limit: 55,007,824 km

  • M1: 207,043 km (0.059 R)
  • M2: 466,596 km (0.114 R)
  • M3: 587,770 km (0.101 R)
  • M4: 699,220 km (0.057 R)
  • M5: 831,914 km (0.093 R)
  • M6: 1,285,495 km (0.116 R)
  • M7: 1,438,084 km (0.116 R)
  • M8: 1,645,876 km (0.111 R)
  • M9: 1,829,881 km (0.116 R)
  • M10: 2,237,087 km (0.085 R)
  • M11: 2,348,238 km (0.03 R)
  • M12: 2,480,333 km (0.095 R)
  • M13: 2,732,405 km (0.107 R)
  • M14: 2,993,005 km (0.04 R)
  • M15: 3,157,562 km (0.07 R)
  • M16: 3,431,476 km (0.116 R)
  • M17: 3,539,037 km (0.076 R)
  • M18: 3,935,471 km (0.088 R)
  • M19: 4,277,003 km (0.046 R)
  • M20: 4,533,563 km (0.058 R)
  • M21: 4,795,360 km (0.101 R)
  • M22: 5,509,540 km (0.056 R)
  • M23: 6,602,801 km (0.112 R)
  • M24: 6,818,521 km (0.105 R)
  • M25: 7,036,785 km (0.106 R)
  • M26: 7,340,618 km (0.096 R)
  • M27: 7,564,267 km (0.111 R)
  • M28: 8,220,104 km (0.068 R)
  • M29: 8,716,619 km (0.038 R)
  • M30: 8,923,962 km (0.086 R)
  • M31: 9,103,030 km (0.11 R)
  • M32: 9,283,146 km (0.104 R)
  • M33: 9,647,267 km (0.075 R)
  • M34: 10,641,046 km (0.113 R)
  • M35: 10,958,194 km (0.084 R)
  • M36: 11,667,288 km (0.115 R)
  • M37: 11,928,785 km (0.096 R)
  • M38: 12,291,559 km (0.083 R)
  • M39: 12,758,604 km (0.041 R)
  • M40: 13,061,839 km (0.041 R)
  • M41: 13,470,091 km (0.049 R)
  • M42: 15,037,877 km (0.114 R)
  • M43: 15,394,219 km (0.111 R)
  • M44: 15,789,307 km (0.114 R)
  • M45: 16,115,131 km (0.079 R)
  • M46: 16,260,541 km (0.082 R)
  • M47: 16,589,656 km (0.093 R)
  • M48: 16,957,816 km (0.114 R)
  • M49: 17,179,969 km (0.098 R)
  • M50: 17,777,164 km (0.108 R)
  • M51: 18,305,394 km (0.051 R)
  • M52: 19,338,816 km (0.109 R)
  • M53: 19,999,141 km (0.07 R)
  • M54: 20,155,620 km (0.048 R)
  • M55: 20,351,743 km (0.077 R)
  • M56: 20,469,626 km (0.083 R)
  • M57: 20,983,645 km (0.111 R)
  • M58: 21,341,931 km (0.113 R)
  • M59: 21,541,944 km (0.1 R)
  • M60: 22,673,053 km (0.104 R)
  • M61: 22,958,935 km (0.117 R)
  • M62: 24,698,908 km (0.108 R)
  • M63: 26,309,478 km (0.048 R)
  • M64: 26,782,058 km (0.105 R)
  • M65: 28,392,180 km (0.071 R)
  • M66: 28,612,089 km (0.117 R)
  • M67: 28,744,483 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.5

Radius: 12.7

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.93 AU - 5.83 AU

Year: 4558 Days

Day: 8.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 32.1 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (80)

Outer Limit: 55,007,824 km

  • M1: 163,062 km (0.088 R)
  • M2: 486,941 km (0.062 R)
  • M3: 676,332 km (0.101 R)
  • M4: 1,252,882 km (0.063 R)
  • M5: 1,474,586 km (0.119 R)
  • M6: 1,607,280 km (0.037 R)
  • M7: 2,103,944 km (0.058 R)
  • M8: 2,292,887 km (0.088 R)
  • M9: 2,467,766 km (0.074 R)
  • M10: 2,769,206 km (0.088 R)
  • M11: 2,934,961 km (0.048 R)
  • M12: 3,125,399 km (0.093 R)
  • M13: 3,211,417 km (0.116 R)
  • M14: 3,474,411 km (0.032 R)
  • M15: 3,790,062 km (0.092 R)
  • M16: 3,974,815 km (0.036 R)
  • M17: 4,257,406 km (0.106 R)
  • M18: 4,892,449 km (0.112 R)
  • M19: 5,093,957 km (0.12 R)
  • M20: 5,427,112 km (0.102 R)
  • M21: 5,980,624 km (0.047 R)
  • M22: 6,061,257 km (0.107 R)
  • M23: 6,332,328 km (0.094 R)
  • M24: 6,579,913 km (0.094 R)
  • M25: 6,746,714 km (0.109 R)
  • M26: 7,630,838 km (0.087 R)
  • M27: 7,806,166 km (0.116 R)
  • M28: 8,490,876 km (0.072 R)
  • M29: 9,444,114 km (0.113 R)
  • M30: 10,045,198 km (0.119 R)
  • M31: 10,593,474 km (0.109 R)
  • M32: 10,723,923 km (0.1 R)
  • M33: 11,417,609 km (0.098 R)
  • M34: 12,640,272 km (0.099 R)
  • M35: 12,778,650 km (0.067 R)
  • M36: 13,057,052 km (0.12 R)
  • M37: 13,549,079 km (0.026 R)
  • M38: 14,011,486 km (0.053 R)
  • M39: 14,262,661 km (0.032 R)
  • M40: 14,915,207 km (0.088 R)
  • M41: 15,318,822 km (0.118 R)
  • M42: 15,466,475 km (0.038 R)
  • M43: 15,800,527 km (0.119 R)
  • M44: 16,136,973 km (0.096 R)
  • M45: 17,390,603 km (0.091 R)
  • M46: 17,737,969 km (0.043 R)
  • M47: 18,009,639 km (0.096 R)
  • M48: 18,439,434 km (0.074 R)
  • M49: 18,833,175 km (0.09 R)
  • M50: 18,991,450 km (0.115 R)
  • M51: 19,070,737 km (0.088 R)
  • M52: 19,468,966 km (0.038 R)
  • M53: 19,990,614 km (0.077 R)
  • M54: 20,111,639 km (0.113 R)
  • M55: 21,418,077 km (0.076 R)
  • M56: 21,707,549 km (0.095 R)
  • M57: 21,832,014 km (0.065 R)
  • M58: 22,332,120 km (0.081 R)
  • M59: 22,878,302 km (0.092 R)
  • M60: 23,216,542 km (0.09 R)
  • M61: 24,629,345 km (0.116 R)
  • M62: 24,976,113 km (0.093 R)
  • M63: 25,106,412 km (0.119 R)
  • M64: 25,542,939 km (0.055 R)
  • M65: 25,762,100 km (0.101 R)
  • M66: 25,893,895 km (0.089 R)
  • M67: 26,158,085 km (0.115 R)
  • M68: 26,911,610 km (0.114 R)
  • M69: 27,090,080 km (0.117 R)
  • M70: 27,358,309 km (0.065 R)
  • M71: 27,807,402 km (0.073 R)
  • M72: 28,712,918 km (0.061 R)
  • M73: 28,940,755 km (0.093 R)
  • M74: 29,169,341 km (0.086 R)
  • M75: 29,260,895 km (0.114 R)
  • M76: 29,812,312 km (0.063 R)
  • M77: 30,413,546 km (0.116 R)
  • M78: 30,925,470 km (0.083 R)
  • M79: 31,112,318 km (0.113 R)
  • M80: 31,393,263 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.5

Radius: 10.7

Gravity: 7.63 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.68 AU - 6.24 AU

Year: 5314 Days

Day: 6.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 23.1 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (75)

Outer Limit: 55,007,824 km

  • M1: 177,722 km (0.043 R)
  • M2: 267,331 km (0.07 R)
  • M3: 468,241 km (0.096 R)
  • M4: 559,346 km (0.119 R)
  • M5: 657,483 km (0.098 R)
  • M6: 916,137 km (0.105 R)
  • M7: 1,256,024 km (0.08 R)
  • M8: 1,580,651 km (0.098 R)
  • M9: 1,818,063 km (0.096 R)
  • M10: 1,989,352 km (0.11 R)
  • M11: 2,705,777 km (0.106 R)
  • M12: 3,148,736 km (0.058 R)
  • M13: 3,472,466 km (0.101 R)
  • M14: 3,567,012 km (0.082 R)
  • M15: 4,002,940 km (0.073 R)
  • M16: 4,102,273 km (0.104 R)
  • M17: 4,610,756 km (0.06 R)
  • M18: 5,139,285 km (0.109 R)
  • M19: 5,328,826 km (0.109 R)
  • M20: 5,939,783 km (0.119 R)
  • M21: 6,053,179 km (0.104 R)
  • M22: 6,778,878 km (0.114 R)
  • M23: 7,016,888 km (0.116 R)
  • M24: 7,654,923 km (0.064 R)
  • M25: 7,902,807 km (0.065 R)
  • M26: 8,438,517 km (0.036 R)
  • M27: 8,566,273 km (0.102 R)
  • M28: 9,149,256 km (0.066 R)
  • M29: 9,346,426 km (0.105 R)
  • M30: 9,545,092 km (0.04 R)
  • M31: 9,946,463 km (0.116 R)
  • M32: 10,353,519 km (0.08 R)
  • M33: 10,524,659 km (0.105 R)
  • M34: 10,593,474 km (0.073 R)
  • M35: 11,043,913 km (0.084 R)
  • M36: 11,642,454 km (0.101 R)
  • M37: 11,891,984 km (0.081 R)
  • M38: 12,035,448 km (0.075 R)
  • M39: 12,143,458 km (0.108 R)
  • M40: 12,651,342 km (0.066 R)
  • M41: 13,500,909 km (0.117 R)
  • M42: 13,800,703 km (0.061 R)
  • M43: 14,292,730 km (0.116 R)
  • M44: 14,751,846 km (0.056 R)
  • M45: 14,944,678 km (0.034 R)
  • M46: 15,488,915 km (0.073 R)
  • M47: 15,606,349 km (0.116 R)
  • M48: 15,921,103 km (0.109 R)
  • M49: 16,277,595 km (0.07 R)
  • M50: 16,716,964 km (0.104 R)
  • M51: 17,039,048 km (0.094 R)
  • M52: 17,281,845 km (0.11 R)
  • M53: 17,485,149 km (0.034 R)
  • M54: 17,853,010 km (0.054 R)
  • M55: 18,596,362 km (0.102 R)
  • M56: 19,730,463 km (0.108 R)
  • M57: 21,060,089 km (0.077 R)
  • M58: 23,041,214 km (0.093 R)
  • M59: 23,579,467 km (0.106 R)
  • M60: 23,714,703 km (0.107 R)
  • M61: 24,167,237 km (0.052 R)
  • M62: 24,303,670 km (0.086 R)
  • M63: 24,989,128 km (0.114 R)
  • M64: 25,681,167 km (0.079 R)
  • M65: 26,006,243 km (0.118 R)
  • M66: 26,989,550 km (0.106 R)
  • M67: 27,414,707 km (0.039 R)
  • M68: 27,937,402 km (0.12 R)
  • M69: 28,655,323 km (0.112 R)
  • M70: 29,234,117 km (0.113 R)
  • M71: 29,331,056 km (0.114 R)
  • M72: 29,914,338 km (0.111 R)
  • M73: 30,158,482 km (0.074 R)
  • M74: 31,836,372 km (0.037 R)
  • M75: 32,185,533 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.3

Radius: 14.4

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 8.73 AU - 11.93 AU

Year: 12127 Days

Day: 9.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 23.3 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (83)

Outer Limit: 55,007,824 km

  • M1: 247,584 km (0.06 R)
  • M2: 337,493 km (0.058 R)
  • M3: 549,623 km (0.086 R)
  • M4: 643,420 km (0.081 R)
  • M5: 761,304 km (0.103 R)
  • M6: 869,164 km (0.114 R)
  • M7: 982,858 km (0.11 R)
  • M8: 1,102,387 km (0.112 R)
  • M9: 1,313,320 km (0.114 R)
  • M10: 1,950,756 km (0.09 R)
  • M11: 2,761,876 km (0.103 R)
  • M12: 3,264,674 km (0.109 R)
  • M13: 3,449,278 km (0.114 R)
  • M14: 3,860,971 km (0.082 R)
  • M15: 3,990,972 km (0.084 R)
  • M16: 5,189,999 km (0.118 R)
  • M17: 5,406,168 km (0.109 R)
  • M18: 5,662,429 km (0.09 R)
  • M19: 5,847,781 km (0.102 R)
  • M20: 6,532,191 km (0.107 R)
  • M21: 6,726,818 km (0.039 R)
  • M22: 7,282,275 km (0.08 R)
  • M23: 8,352,797 km (0.09 R)
  • M24: 8,777,805 km (0.106 R)
  • M25: 9,340,891 km (0.095 R)
  • M26: 10,139,744 km (0.072 R)
  • M27: 10,776,432 km (0.097 R)
  • M28: 11,426,136 km (0.088 R)
  • M29: 12,088,555 km (0.119 R)
  • M30: 12,909,698 km (0.07 R)
  • M31: 13,649,310 km (0.059 R)
  • M32: 14,049,334 km (0.052 R)
  • M33: 14,351,971 km (0.094 R)
  • M34: 14,656,702 km (0.064 R)
  • M35: 15,117,912 km (0.049 R)
  • M36: 16,371,093 km (0.1 R)
  • M37: 17,495,022 km (0.109 R)
  • M38: 19,255,191 km (0.041 R)
  • M39: 19,367,090 km (0.112 R)
  • M40: 19,929,728 km (0.105 R)
  • M41: 20,269,913 km (0.117 R)
  • M42: 20,612,043 km (0.069 R)
  • M43: 20,783,782 km (0.117 R)
  • M44: 21,013,564 km (0.094 R)
  • M45: 21,301,989 km (0.065 R)
  • M46: 21,475,672 km (0.095 R)
  • M47: 21,941,220 km (0.115 R)
  • M48: 22,527,794 km (0.107 R)
  • M49: 22,882,191 km (0.063 R)
  • M50: 23,178,993 km (0.091 R)
  • M51: 23,298,073 km (0.12 R)
  • M52: 23,476,992 km (0.112 R)
  • M53: 23,596,671 km (0.106 R)
  • M54: 23,776,338 km (0.118 R)
  • M55: 24,682,003 km (0.094 R)
  • M56: 27,089,033 km (0.11 R)
  • M57: 27,214,396 km (0.078 R)
  • M58: 28,415,966 km (0.059 R)
  • M59: 28,735,058 km (0.059 R)
  • M60: 30,348,022 km (0.042 R)
  • M61: 31,659,697 km (0.113 R)
  • M62: 31,924,186 km (0.107 R)
  • M63: 32,455,557 km (0.058 R)
  • M64: 32,655,420 km (0.091 R)
  • M65: 33,931,639 km (0.056 R)
  • M66: 34,677,834 km (0.051 R)
  • M67: 37,716,765 km (0.086 R)
  • M68: 37,927,099 km (0.056 R)
  • M69: 39,126,126 km (0.104 R)
  • M70: 40,194,405 km (0.075 R)
  • M71: 40,840,069 km (0.09 R)
  • M72: 41,055,939 km (0.104 R)
  • M73: 42,068,866 km (0.117 R)
  • M74: 42,651,251 km (0.108 R)
  • M75: 43,677,043 km (0.06 R)
  • M76: 43,971,601 km (0.087 R)
  • M77: 45,230,916 km (0.054 R)
  • M78: 46,276,905 km (0.108 R)
  • M79: 49,002,877 km (0.095 R)
  • M80: 49,692,523 km (0.117 R)
  • M81: 50,231,225 km (0.116 R)
  • M82: 50,539,845 km (0.116 R)
  • M83: 51,314,164 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.9

Radius: 10.1

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 9.72 AU - 11.02 AU

Year: 12197 Days

Day: 13.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 22.7 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (88)

Outer Limit: 55,007,824 km

  • M1: 130,449 km (0.11 R)
  • M2: 304,731 km (0.086 R)
  • M3: 564,732 km (0.101 R)
  • M4: 667,057 km (0.111 R)
  • M5: 776,413 km (0.065 R)
  • M6: 932,144 km (0.07 R)
  • M7: 1,230,442 km (0.119 R)
  • M8: 1,298,210 km (0.11 R)
  • M9: 1,437,935 km (0.061 R)
  • M10: 1,707,360 km (0.063 R)
  • M11: 1,913,506 km (0.076 R)
  • M12: 2,210,309 km (0.116 R)
  • M13: 2,522,071 km (0.106 R)
  • M14: 2,908,631 km (0.107 R)
  • M15: 3,031,302 km (0.028 R)
  • M16: 3,572,397 km (0.083 R)
  • M17: 3,837,485 km (0.098 R)
  • M18: 4,006,381 km (0.062 R)
  • M19: 4,316,796 km (0.059 R)
  • M20: 4,386,808 km (0.111 R)
  • M21: 4,457,269 km (0.058 R)
  • M22: 4,997,616 km (0.116 R)
  • M23: 5,145,269 km (0.105 R)
  • M24: 5,257,019 km (0.076 R)
  • M25: 5,635,053 km (0.062 R)
  • M26: 6,022,062 km (0.066 R)
  • M27: 8,257,054 km (0.079 R)
  • M28: 8,344,420 km (0.061 R)
  • M29: 8,519,898 km (0.102 R)
  • M30: 9,782,205 km (0.095 R)
  • M31: 10,624,441 km (0.05 R)
  • M32: 10,814,729 km (0.082 R)
  • M33: 11,734,008 km (0.063 R)
  • M34: 12,277,796 km (0.094 R)
  • M35: 13,543,843 km (0.055 R)
  • M36: 13,698,677 km (0.046 R)
  • M37: 13,905,870 km (0.066 R)
  • M38: 14,533,732 km (0.082 R)
  • M39: 15,064,057 km (0.089 R)
  • M40: 16,692,878 km (0.079 R)
  • M41: 16,858,782 km (0.043 R)
  • M42: 17,584,183 km (0.094 R)
  • M43: 18,035,818 km (0.12 R)
  • M44: 18,149,214 km (0.048 R)
  • M45: 18,319,905 km (0.098 R)
  • M46: 18,548,341 km (0.097 R)
  • M47: 18,892,565 km (0.111 R)
  • M48: 19,181,140 km (0.101 R)
  • M49: 19,354,973 km (0.096 R)
  • M50: 20,232,065 km (0.056 R)
  • M51: 21,002,793 km (0.083 R)
  • M52: 21,722,658 km (0.114 R)
  • M53: 22,817,565 km (0.078 R)
  • M54: 23,186,473 km (0.106 R)
  • M55: 23,371,675 km (0.034 R)
  • M56: 23,930,423 km (0.065 R)
  • M57: 24,493,360 km (0.114 R)
  • M58: 25,632,548 km (0.119 R)
  • M59: 25,952,089 km (0.103 R)
  • M60: 27,308,343 km (0.085 R)
  • M61: 27,438,643 km (0.113 R)
  • M62: 28,027,909 km (0.103 R)
  • M63: 28,820,179 km (0.106 R)
  • M64: 30,426,412 km (0.085 R)
  • M65: 31,104,240 km (0.092 R)
  • M66: 31,924,335 km (0.102 R)
  • M67: 33,935,230 km (0.112 R)
  • M68: 35,487,906 km (0.099 R)
  • M69: 37,787,375 km (0.106 R)
  • M70: 38,151,047 km (0.117 R)
  • M71: 39,175,494 km (0.106 R)
  • M72: 39,764,909 km (0.115 R)
  • M73: 41,700,706 km (0.078 R)
  • M74: 43,514,729 km (0.114 R)
  • M75: 43,819,610 km (0.115 R)
  • M76: 44,201,683 km (0.099 R)
  • M77: 44,354,721 km (0.115 R)
  • M78: 45,895,729 km (0.055 R)
  • M79: 46,750,831 km (0.112 R)
  • M80: 46,906,861 km (0.046 R)
  • M81: 48,318,766 km (0.112 R)
  • M82: 48,713,555 km (0.081 R)
  • M83: 48,792,542 km (0.119 R)
  • M84: 49,188,528 km (0.085 R)
  • M85: 50,703,057 km (0.034 R)
  • M86: 51,425,764 km (0.085 R)
  • M87: 52,232,695 km (0.101 R)
  • M88: 54,268,572 km (0.067 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 18,001 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit