Star System Generated (Seed: 1768018874)

Star Details

Spectral Class: K8V

Temperature: 3,914 K

Mass: 0.65 sol

Luminosity: 0.22 lux

Habitable Zone (HZ)

Inner Boundary: 0.45 AU

Outer Boundary: 0.64 AU

Physical Limits

Snow Line: 2.25 AU

Max System Radius: 16.1 AU

Planetary System (7 Planets)

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.83 AU - 0.91 AU

Year: 368 Days

Day: 42.4 Hours

Environment

Temp: -55 °C

Axial Tilt: 42 °

Atmosphere: Thin Nâ‚‚/CHâ‚„

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,854,501 km

  • M1: 328,367 km (0.068 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.8 AU - 1.14 AU

Year: 433 Days

Day: 18.2 Hours

Environment

Temp: -68 °C

Axial Tilt: 1.5 °

Atmosphere: Thin Nâ‚‚/CHâ‚„

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,854,501 km

  • M1: 304,432 km (0.083 R)

Asteroid Belt

Center: 1.87 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.3

Radius: 11

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.58 AU - 2.94 AU

Year: 2077 Days

Day: 7.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 29.6 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (76)

Outer Limit: 95,854,501 km

  • M1: 139,575 km (0.079 R)
  • M2: 225,145 km (0.062 R)
  • M3: 332,556 km (0.098 R)
  • M4: 458,368 km (0.114 R)
  • M5: 558,000 km (0.039 R)
  • M6: 658,380 km (0.059 R)
  • M7: 740,210 km (0.074 R)
  • M8: 870,061 km (0.092 R)
  • M9: 1,094,907 km (0.119 R)
  • M10: 1,174,194 km (0.04 R)
  • M11: 1,255,425 km (0.097 R)
  • M12: 1,381,237 km (0.097 R)
  • M13: 1,500,467 km (0.06 R)
  • M14: 1,668,615 km (0.118 R)
  • M15: 1,867,131 km (0.116 R)
  • M16: 1,951,055 km (0.062 R)
  • M17: 2,024,059 km (0.088 R)
  • M18: 2,122,943 km (0.107 R)
  • M19: 2,236,189 km (0.098 R)
  • M20: 2,495,292 km (0.12 R)
  • M21: 2,986,123 km (0.091 R)
  • M22: 3,113,580 km (0.109 R)
  • M23: 3,271,855 km (0.041 R)
  • M24: 3,418,162 km (0.054 R)
  • M25: 3,536,643 km (0.094 R)
  • M26: 3,611,592 km (0.079 R)
  • M27: 3,916,173 km (0.108 R)
  • M28: 4,009,223 km (0.061 R)
  • M29: 4,308,867 km (0.109 R)
  • M30: 4,566,924 km (0.085 R)
  • M31: 4,697,822 km (0.108 R)
  • M32: 5,217,076 km (0.112 R)
  • M33: 5,354,108 km (0.084 R)
  • M34: 5,492,336 km (0.105 R)
  • M35: 5,701,773 km (0.081 R)
  • M36: 5,878,448 km (0.112 R)
  • M37: 6,110,923 km (0.086 R)
  • M38: 6,547,899 km (0.099 R)
  • M39: 6,695,851 km (0.068 R)
  • M40: 7,108,442 km (0.107 R)
  • M41: 7,298,731 km (0.043 R)
  • M42: 7,703,842 km (0.073 R)
  • M43: 7,860,171 km (0.111 R)
  • M44: 8,037,295 km (0.086 R)
  • M45: 8,395,433 km (0.114 R)
  • M46: 8,738,610 km (0.118 R)
  • M47: 8,963,007 km (0.071 R)
  • M48: 9,045,136 km (0.092 R)
  • M49: 9,230,787 km (0.038 R)
  • M50: 9,355,252 km (0.118 R)
  • M51: 9,459,373 km (0.109 R)
  • M52: 9,542,998 km (0.117 R)
  • M53: 9,858,799 km (0.062 R)
  • M54: 10,028,592 km (0.092 R)
  • M55: 10,263,760 km (0.101 R)
  • M56: 10,371,172 km (0.114 R)
  • M57: 11,155,962 km (0.119 R)
  • M58: 11,288,655 km (0.105 R)
  • M59: 11,421,797 km (0.108 R)
  • M60: 12,072,997 km (0.066 R)
  • M61: 12,759,352 km (0.106 R)
  • M62: 12,828,616 km (0.087 R)
  • M63: 12,898,179 km (0.115 R)
  • M64: 13,200,666 km (0.117 R)
  • M65: 13,411,300 km (0.097 R)
  • M66: 13,859,944 km (0.096 R)
  • M67: 14,145,825 km (0.093 R)
  • M68: 14,337,610 km (0.049 R)
  • M69: 14,578,462 km (0.064 R)
  • M70: 14,772,042 km (0.105 R)
  • M71: 14,942,135 km (0.105 R)
  • M72: 15,555,037 km (0.034 R)
  • M73: 15,852,138 km (0.089 R)
  • M74: 16,251,265 km (0.086 R)
  • M75: 16,653,684 km (0.065 R)
  • M76: 17,135,987 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.6

Radius: 12.2

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.71 AU - 3.79 AU

Year: 2654 Days

Day: 10.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 37.9 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (71)

Outer Limit: 95,854,501 km

  • M1: 152,440 km (0.082 R)
  • M2: 250,576 km (0.104 R)
  • M3: 394,639 km (0.094 R)
  • M4: 485,295 km (0.11 R)
  • M5: 593,604 km (0.089 R)
  • M6: 702,362 km (0.063 R)
  • M7: 879,635 km (0.111 R)
  • M8: 1,028,635 km (0.102 R)
  • M9: 1,352,664 km (0.04 R)
  • M10: 1,501,663 km (0.105 R)
  • M11: 1,604,288 km (0.087 R)
  • M12: 1,695,991 km (0.11 R)
  • M13: 2,508,906 km (0.101 R)
  • M14: 2,836,076 km (0.098 R)
  • M15: 2,996,745 km (0.11 R)
  • M16: 3,177,160 km (0.08 R)
  • M17: 3,361,165 km (0.11 R)
  • M18: 3,548,761 km (0.043 R)
  • M19: 3,669,935 km (0.088 R)
  • M20: 4,096,139 km (0.111 R)
  • M21: 4,260,099 km (0.066 R)
  • M22: 4,613,449 km (0.084 R)
  • M23: 4,707,995 km (0.074 R)
  • M24: 5,131,955 km (0.113 R)
  • M25: 5,230,091 km (0.049 R)
  • M26: 5,872,764 km (0.072 R)
  • M27: 6,078,760 km (0.072 R)
  • M28: 6,245,412 km (0.108 R)
  • M29: 6,350,280 km (0.06 R)
  • M30: 7,057,280 km (0.089 R)
  • M31: 7,520,135 km (0.116 R)
  • M32: 7,811,851 km (0.101 R)
  • M33: 8,198,711 km (0.086 R)
  • M34: 8,429,242 km (0.109 R)
  • M35: 8,779,151 km (0.096 R)
  • M36: 8,896,885 km (0.101 R)
  • M37: 9,205,355 km (0.087 R)
  • M38: 9,348,969 km (0.09 R)
  • M39: 9,493,331 km (0.085 R)
  • M40: 9,589,972 km (0.094 R)
  • M41: 9,686,911 km (0.089 R)
  • M42: 9,930,755 km (0.116 R)
  • M43: 10,349,929 km (0.119 R)
  • M44: 10,599,308 km (0.117 R)
  • M45: 10,749,953 km (0.106 R)
  • M46: 11,308,103 km (0.063 R)
  • M47: 11,410,578 km (0.113 R)
  • M48: 12,373,389 km (0.09 R)
  • M49: 12,532,113 km (0.116 R)
  • M50: 13,092,506 km (0.08 R)
  • M51: 13,389,458 km (0.098 R)
  • M52: 13,797,860 km (0.117 R)
  • M53: 13,879,990 km (0.052 R)
  • M54: 14,044,846 km (0.059 R)
  • M55: 14,182,776 km (0.101 R)
  • M56: 14,432,006 km (0.116 R)
  • M57: 14,710,707 km (0.046 R)
  • M58: 15,814,739 km (0.049 R)
  • M59: 16,102,116 km (0.086 R)
  • M60: 16,217,606 km (0.097 R)
  • M61: 17,832,814 km (0.096 R)
  • M62: 17,952,193 km (0.106 R)
  • M63: 18,101,941 km (0.051 R)
  • M64: 18,342,345 km (0.036 R)
  • M65: 18,795,925 km (0.086 R)
  • M66: 19,961,741 km (0.084 R)
  • M67: 20,054,791 km (0.086 R)
  • M68: 20,147,841 km (0.065 R)
  • M69: 20,521,986 km (0.031 R)
  • M70: 20,710,030 km (0.101 R)
  • M71: 20,804,127 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.8

Radius: 8.5

Gravity: 13.73 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.82 AU - 4.42 AU

Year: 3120 Days

Day: 14.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 9.5 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (76)

Outer Limit: 95,854,501 km

  • M1: 109,805 km (0.117 R)
  • M2: 304,432 km (0.112 R)
  • M3: 391,797 km (0.08 R)
  • M4: 517,309 km (0.114 R)
  • M5: 776,413 km (0.06 R)
  • M6: 938,876 km (0.12 R)
  • M7: 1,138,290 km (0.082 R)
  • M8: 1,310,627 km (0.101 R)
  • M9: 1,434,943 km (0.097 R)
  • M10: 1,606,980 km (0.117 R)
  • M11: 1,725,462 km (0.086 R)
  • M12: 1,846,935 km (0.077 R)
  • M13: 2,146,729 km (0.108 R)
  • M14: 2,211,954 km (0.051 R)
  • M15: 2,310,838 km (0.077 R)
  • M16: 2,377,709 km (0.035 R)
  • M17: 2,564,855 km (0.067 R)
  • M18: 3,173,569 km (0.059 R)
  • M19: 3,248,069 km (0.034 R)
  • M20: 3,707,634 km (0.098 R)
  • M21: 4,025,230 km (0.06 R)
  • M22: 4,476,417 km (0.07 R)
  • M23: 4,602,378 km (0.09 R)
  • M24: 4,836,200 km (0.077 R)
  • M25: 5,008,686 km (0.091 R)
  • M26: 5,139,435 km (0.041 R)
  • M27: 5,205,258 km (0.09 R)
  • M28: 5,293,521 km (0.107 R)
  • M29: 5,382,083 km (0.104 R)
  • M30: 5,719,127 km (0.059 R)
  • M31: 6,272,489 km (0.097 R)
  • M32: 6,460,833 km (0.106 R)
  • M33: 6,531,892 km (0.119 R)
  • M34: 6,794,885 km (0.11 R)
  • M35: 6,963,930 km (0.081 R)
  • M36: 7,579,376 km (0.11 R)
  • M37: 7,830,401 km (0.096 R)
  • M38: 8,392,441 km (0.109 R)
  • M39: 9,259,659 km (0.109 R)
  • M40: 10,155,302 km (0.051 R)
  • M41: 10,711,357 km (0.097 R)
  • M42: 10,767,606 km (0.079 R)
  • M43: 11,192,015 km (0.106 R)
  • M44: 12,144,804 km (0.106 R)
  • M45: 12,468,085 km (0.083 R)
  • M46: 12,675,428 km (0.112 R)
  • M47: 13,183,612 km (0.058 R)
  • M48: 13,364,475 km (0.088 R)
  • M49: 13,973,488 km (0.093 R)
  • M50: 14,127,275 km (0.1 R)
  • M51: 14,467,311 km (0.111 R)
  • M52: 14,560,510 km (0.06 R)
  • M53: 14,716,391 km (0.101 R)
  • M54: 15,092,630 km (0.027 R)
  • M55: 15,155,611 km (0.032 R)
  • M56: 15,250,306 km (0.1 R)
  • M57: 15,822,518 km (0.105 R)
  • M58: 16,014,901 km (0.115 R)
  • M59: 16,240,195 km (0.031 R)
  • M60: 16,857,286 km (0.107 R)
  • M61: 16,988,035 km (0.118 R)
  • M62: 17,581,191 km (0.114 R)
  • M63: 18,147,568 km (0.118 R)
  • M64: 18,618,502 km (0.072 R)
  • M65: 19,400,899 km (0.09 R)
  • M66: 19,606,746 km (0.1 R)
  • M67: 19,813,340 km (0.088 R)
  • M68: 20,020,683 km (0.116 R)
  • M69: 20,228,774 km (0.115 R)
  • M70: 21,103,323 km (0.072 R)
  • M71: 21,669,551 km (0.116 R)
  • M72: 22,312,522 km (0.099 R)
  • M73: 22,456,286 km (0.075 R)
  • M74: 23,800,423 km (0.114 R)
  • M75: 24,057,582 km (0.08 R)
  • M76: 24,797,493 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.8

Radius: 14.7

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.96 AU - 4.28 AU

Year: 3120 Days

Day: 10.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 23.2 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (70)

Outer Limit: 95,854,501 km

  • M1: 188,793 km (0.1 R)
  • M2: 283,039 km (0.074 R)
  • M3: 543,190 km (0.091 R)
  • M4: 635,342 km (0.092 R)
  • M5: 796,758 km (0.096 R)
  • M6: 1,020,108 km (0.107 R)
  • M7: 1,189,752 km (0.043 R)
  • M8: 1,382,584 km (0.12 R)
  • M9: 1,656,796 km (0.112 R)
  • M10: 1,874,461 km (0.065 R)
  • M11: 2,179,641 km (0.115 R)
  • M12: 2,338,514 km (0.099 R)
  • M13: 3,119,415 km (0.068 R)
  • M14: 3,227,125 km (0.07 R)
  • M15: 3,632,685 km (0.091 R)
  • M16: 3,746,230 km (0.108 R)
  • M17: 3,957,462 km (0.091 R)
  • M18: 4,133,389 km (0.111 R)
  • M19: 4,232,124 km (0.1 R)
  • M20: 4,432,286 km (0.115 R)
  • M21: 4,779,802 km (0.101 R)
  • M22: 5,242,807 km (0.096 R)
  • M23: 5,393,153 km (0.046 R)
  • M24: 5,764,455 km (0.103 R)
  • M25: 5,964,467 km (0.092 R)
  • M26: 6,371,373 km (0.052 R)
  • M27: 6,647,830 km (0.054 R)
  • M28: 6,787,555 km (0.066 R)
  • M29: 7,380,112 km (0.111 R)
  • M30: 7,622,012 km (0.114 R)
  • M31: 7,743,784 km (0.114 R)
  • M32: 8,063,774 km (0.117 R)
  • M33: 8,463,649 km (0.057 R)
  • M34: 8,666,055 km (0.106 R)
  • M35: 9,230,937 km (0.111 R)
  • M36: 9,491,686 km (0.074 R)
  • M37: 9,728,350 km (0.088 R)
  • M38: 9,993,736 km (0.1 R)
  • M39: 10,207,811 km (0.118 R)
  • M40: 10,531,840 km (0.068 R)
  • M41: 11,051,692 km (0.094 R)
  • M42: 11,412,223 km (0.07 R)
  • M43: 12,116,680 km (0.114 R)
  • M44: 12,316,393 km (0.116 R)
  • M45: 12,777,154 km (0.111 R)
  • M46: 13,097,144 km (0.119 R)
  • M47: 13,243,600 km (0.1 R)
  • M48: 13,537,859 km (0.12 R)
  • M49: 13,656,341 km (0.05 R)
  • M50: 13,774,972 km (0.11 R)
  • M51: 14,013,431 km (0.117 R)
  • M52: 14,163,178 km (0.103 R)
  • M53: 15,876,523 km (0.111 R)
  • M54: 16,662,360 km (0.051 R)
  • M55: 16,948,392 km (0.108 R)
  • M56: 17,428,750 km (0.074 R)
  • M57: 17,881,134 km (0.119 R)
  • M58: 18,272,034 km (0.091 R)
  • M59: 18,567,041 km (0.09 R)
  • M60: 18,863,693 km (0.093 R)
  • M61: 19,062,359 km (0.079 R)
  • M62: 19,195,052 km (0.112 R)
  • M63: 19,964,733 km (0.077 R)
  • M64: 20,336,335 km (0.048 R)
  • M65: 20,812,654 km (0.076 R)
  • M66: 21,052,160 km (0.098 R)
  • M67: 21,706,950 km (0.091 R)
  • M68: 22,473,639 km (0.095 R)
  • M69: 23,107,485 km (0.039 R)
  • M70: 23,675,808 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 813.4

Radius: 8

Gravity: 12.71 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 13.78 AU - 15.94 AU

Year: 25951 Days

Day: 21.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 33.4 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (95)

Outer Limit: 95,854,501 km

  • M1: 115,190 km (0.113 R)
  • M2: 167,998 km (0.085 R)
  • M3: 370,255 km (0.044 R)
  • M4: 983,307 km (0.086 R)
  • M5: 1,267,842 km (0.104 R)
  • M6: 1,834,967 km (0.083 R)
  • M7: 2,027,051 km (0.04 R)
  • M8: 2,771,600 km (0.075 R)
  • M9: 2,903,246 km (0.07 R)
  • M10: 3,218,897 km (0.087 R)
  • M11: 3,882,663 km (0.057 R)
  • M12: 4,280,593 km (0.112 R)
  • M13: 4,691,688 km (0.042 R)
  • M14: 4,796,407 km (0.096 R)
  • M15: 5,277,514 km (0.116 R)
  • M16: 5,386,571 km (0.105 R)
  • M17: 5,441,323 km (0.097 R)
  • M18: 6,343,099 km (0.073 R)
  • M19: 6,517,381 km (0.039 R)
  • M20: 7,473,012 km (0.08 R)
  • M21: 10,183,127 km (0.108 R)
  • M22: 10,251,044 km (0.116 R)
  • M23: 11,782,777 km (0.094 R)
  • M24: 12,068,808 km (0.101 R)
  • M25: 13,236,120 km (0.088 R)
  • M26: 13,533,521 km (0.081 R)
  • M27: 14,668,520 km (0.108 R)
  • M28: 15,364,001 km (0.116 R)
  • M29: 16,307,963 km (0.096 R)
  • M30: 16,867,310 km (0.071 R)
  • M31: 17,028,277 km (0.112 R)
  • M32: 18,334,416 km (0.072 R)
  • M33: 19,757,092 km (0.089 R)
  • M34: 20,011,857 km (0.06 R)
  • M35: 21,301,839 km (0.092 R)
  • M36: 21,912,947 km (0.06 R)
  • M37: 23,241,974 km (0.078 R)
  • M38: 24,051,747 km (0.084 R)
  • M39: 27,005,408 km (0.059 R)
  • M40: 27,382,544 km (0.116 R)
  • M41: 28,716,358 km (0.058 R)
  • M42: 28,908,741 km (0.077 R)
  • M43: 29,391,194 km (0.08 R)
  • M44: 29,585,073 km (0.07 R)
  • M45: 29,876,490 km (0.073 R)
  • M46: 31,150,465 km (0.062 R)
  • M47: 31,446,968 km (0.114 R)
  • M48: 32,742,636 km (0.044 R)
  • M49: 35,385,731 km (0.082 R)
  • M50: 35,695,099 km (0.05 R)
  • M51: 36,005,515 km (0.055 R)
  • M52: 37,675,326 km (0.062 R)
  • M53: 42,068,118 km (0.088 R)
  • M54: 42,944,014 km (0.108 R)
  • M55: 43,825,893 km (0.113 R)
  • M56: 45,607,454 km (0.108 R)
  • M57: 47,526,196 km (0.103 R)
  • M58: 48,896,363 km (0.102 R)
  • M59: 50,743,448 km (0.086 R)
  • M60: 50,975,923 km (0.071 R)
  • M61: 52,260,969 km (0.03 R)
  • M62: 52,731,005 km (0.09 R)
  • M63: 53,556,636 km (0.04 R)
  • M64: 55,340,441 km (0.109 R)
  • M65: 57,385,594 km (0.083 R)
  • M66: 57,627,793 km (0.091 R)
  • M67: 61,054,481 km (0.037 R)
  • M68: 61,921,401 km (0.111 R)
  • M69: 63,042,039 km (0.108 R)
  • M70: 63,292,017 km (0.063 R)
  • M71: 64,672,506 km (0.099 R)
  • M72: 65,050,689 km (0.083 R)
  • M73: 66,063,018 km (0.052 R)
  • M74: 67,080,433 km (0.061 R)
  • M75: 67,207,891 km (0.118 R)
  • M76: 67,974,879 km (0.061 R)
  • M77: 69,517,383 km (0.11 R)
  • M78: 70,552,301 km (0.117 R)
  • M79: 73,030,240 km (0.112 R)
  • M80: 73,687,124 km (0.049 R)
  • M81: 74,214,008 km (0.095 R)
  • M82: 76,067,824 km (0.041 R)
  • M83: 77,267,749 km (0.069 R)
  • M84: 78,473,807 km (0.06 R)
  • M85: 80,362,331 km (0.098 R)
  • M86: 80,904,623 km (0.073 R)
  • M87: 83,085,909 km (0.107 R)
  • M88: 83,908,997 km (0.094 R)
  • M89: 84,321,438 km (0.09 R)
  • M90: 87,088,849 km (0.084 R)
  • M91: 88,903,471 km (0.12 R)
  • M92: 90,448,668 km (0.067 R)
  • M93: 91,861,021 km (0.079 R)
  • M94: 92,286,178 km (0.053 R)
  • M95: 92,428,147 km (0.097 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 11,779 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit