Star System Generated (Seed: 1768441729)

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 (8 Planets)

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.6

Radius: 13.3

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.53 AU - 0.87 AU

Year: 384 Days

Day: 12 Hours

Environment

Temp: -136 °C

Axial Tilt: 158.2 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (32)

Outer Limit: 8,395,070 km

  • M1: 166,502 km (0.097 R)
  • M2: 262,395 km (0.109 R)
  • M3: 382,522 km (0.1 R)
  • M4: 506,838 km (0.08 R)
  • M5: 590,014 km (0.059 R)
  • M6: 675,734 km (0.11 R)
  • M7: 882,927 km (0.1 R)
  • M8: 1,023,848 km (0.041 R)
  • M9: 1,184,516 km (0.093 R)
  • M10: 1,282,054 km (0.075 R)
  • M11: 1,427,463 km (0.047 R)
  • M12: 1,527,843 km (0.113 R)
  • M13: 1,626,278 km (0.082 R)
  • M14: 1,811,929 km (0.073 R)
  • M15: 1,953,599 km (0.067 R)
  • M16: 2,042,310 km (0.103 R)
  • M17: 2,180,389 km (0.084 R)
  • M18: 2,302,162 km (0.11 R)
  • M19: 2,391,322 km (0.075 R)
  • M20: 2,501,725 km (0.12 R)
  • M21: 2,619,309 km (0.084 R)
  • M22: 2,854,477 km (0.103 R)
  • M23: 2,961,290 km (0.094 R)
  • M24: 3,146,193 km (0.079 R)
  • M25: 3,256,596 km (0.113 R)
  • M26: 3,340,371 km (0.105 R)
  • M27: 3,527,368 km (0.107 R)
  • M28: 3,625,056 km (0.059 R)
  • M29: 3,735,309 km (0.09 R)
  • M30: 3,834,941 km (0.062 R)
  • M31: 3,917,669 km (0.102 R)
  • M32: 4,078,936 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.6

Radius: 8

Gravity: 9.78 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.83 AU - 0.93 AU

Year: 542 Days

Day: 9 Hours

Environment

Temp: -148 °C

Axial Tilt: 35.4 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (53)

Outer Limit: 8,395,070 km

  • M1: 100,081 km (0.119 R)
  • M2: 150,047 km (0.048 R)
  • M3: 213,177 km (0.096 R)
  • M4: 264,788 km (0.12 R)
  • M5: 325,824 km (0.039 R)
  • M6: 378,931 km (0.071 R)
  • M7: 435,629 km (0.035 R)
  • M8: 495,767 km (0.118 R)
  • M9: 600,187 km (0.108 R)
  • M10: 708,047 km (0.111 R)
  • M11: 776,114 km (0.072 R)
  • M12: 832,213 km (0.096 R)
  • M13: 933,940 km (0.065 R)
  • M14: 1,009,187 km (0.098 R)
  • M15: 1,086,679 km (0.102 R)
  • M16: 1,166,115 km (0.066 R)
  • M17: 1,242,261 km (0.119 R)
  • M18: 1,325,587 km (0.062 R)
  • M19: 1,439,880 km (0.046 R)
  • M20: 1,684,322 km (0.111 R)
  • M21: 1,884,335 km (0.073 R)
  • M22: 1,954,945 km (0.079 R)
  • M23: 2,085,544 km (0.103 R)
  • M24: 2,259,676 km (0.093 R)
  • M25: 2,355,568 km (0.092 R)
  • M26: 2,445,626 km (0.092 R)
  • M27: 2,701,438 km (0.062 R)
  • M28: 2,839,966 km (0.105 R)
  • M29: 2,988,367 km (0.076 R)
  • M30: 3,139,311 km (0.114 R)
  • M31: 3,208,126 km (0.082 R)
  • M32: 3,285,169 km (0.12 R)
  • M33: 3,441,050 km (0.099 R)
  • M34: 3,639,417 km (0.113 R)
  • M35: 3,808,911 km (0.041 R)
  • M36: 3,923,354 km (0.117 R)
  • M37: 4,063,826 km (0.116 R)
  • M38: 4,189,339 km (0.083 R)
  • M39: 4,375,588 km (0.055 R)
  • M40: 4,486,889 km (0.083 R)
  • M41: 4,538,650 km (0.055 R)
  • M42: 4,800,296 km (0.071 R)
  • M43: 4,870,907 km (0.096 R)
  • M44: 4,977,420 km (0.084 R)
  • M45: 5,093,658 km (0.027 R)
  • M46: 5,229,044 km (0.116 R)
  • M47: 5,356,501 km (0.112 R)
  • M48: 5,466,456 km (0.071 R)
  • M49: 5,885,779 km (0.105 R)
  • M50: 6,018,322 km (0.109 R)
  • M51: 6,334,722 km (0.084 R)
  • M52: 6,539,073 km (0.109 R)
  • M53: 6,617,312 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.7

Radius: 11.8

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.74 AU - 1.12 AU

Year: 588 Days

Day: 7.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 39.9 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (47)

Outer Limit: 8,395,070 km

  • M1: 148,551 km (0.079 R)
  • M2: 224,397 km (0.08 R)
  • M3: 323,131 km (0.113 R)
  • M4: 445,802 km (0.102 R)
  • M5: 566,826 km (0.104 R)
  • M6: 796,758 km (0.032 R)
  • M7: 902,973 km (0.06 R)
  • M8: 976,575 km (0.114 R)
  • M9: 1,069,026 km (0.111 R)
  • M10: 1,293,124 km (0.119 R)
  • M11: 1,476,082 km (0.103 R)
  • M12: 1,570,927 km (0.08 R)
  • M13: 1,700,778 km (0.103 R)
  • M14: 1,780,514 km (0.08 R)
  • M15: 2,041,413 km (0.044 R)
  • M16: 2,212,702 km (0.118 R)
  • M17: 2,344,348 km (0.101 R)
  • M18: 2,448,768 km (0.095 R)
  • M19: 2,554,533 km (0.105 R)
  • M20: 2,646,536 km (0.112 R)
  • M21: 2,778,930 km (0.116 R)
  • M22: 2,881,554 km (0.078 R)
  • M23: 2,961,439 km (0.107 R)
  • M24: 3,074,535 km (0.082 R)
  • M25: 3,164,593 km (0.05 R)
  • M26: 3,255,399 km (0.069 R)
  • M27: 3,355,480 km (0.083 R)
  • M28: 3,482,040 km (0.107 R)
  • M29: 3,575,838 km (0.078 R)
  • M30: 3,679,210 km (0.112 R)
  • M31: 3,774,953 km (0.103 R)
  • M32: 3,933,377 km (0.114 R)
  • M33: 4,093,895 km (0.062 R)
  • M34: 4,338,937 km (0.119 R)
  • M35: 4,440,214 km (0.117 R)
  • M36: 4,542,240 km (0.111 R)
  • M37: 4,673,288 km (0.074 R)
  • M38: 4,758,110 km (0.114 R)
  • M39: 4,939,123 km (0.095 R)
  • M40: 5,035,315 km (0.119 R)
  • M41: 5,249,090 km (0.119 R)
  • M42: 5,675,594 km (0.099 R)
  • M43: 5,969,703 km (0.067 R)
  • M44: 6,082,649 km (0.117 R)
  • M45: 6,165,078 km (0.117 R)
  • M46: 6,341,753 km (0.063 R)
  • M47: 6,796,082 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.3

Radius: 8.2

Gravity: 7.14 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.05 AU - 1.23 AU

Year: 798 Days

Day: 14.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 36.3 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (54)

Outer Limit: 8,395,070 km

  • M1: 103,971 km (0.091 R)
  • M2: 171,439 km (0.03 R)
  • M3: 225,294 km (0.108 R)
  • M4: 390,151 km (0.091 R)
  • M5: 488,587 km (0.117 R)
  • M6: 568,472 km (0.093 R)
  • M7: 624,422 km (0.074 R)
  • M8: 841,338 km (0.12 R)
  • M9: 995,574 km (0.071 R)
  • M10: 1,047,185 km (0.116 R)
  • M11: 1,099,694 km (0.091 R)
  • M12: 1,201,570 km (0.114 R)
  • M13: 1,421,329 km (0.099 R)
  • M14: 1,493,136 km (0.104 R)
  • M15: 1,572,872 km (0.051 R)
  • M16: 1,640,341 km (0.086 R)
  • M17: 1,729,651 km (0.043 R)
  • M18: 1,799,513 km (0.062 R)
  • M19: 2,051,585 km (0.104 R)
  • M20: 2,148,225 km (0.054 R)
  • M21: 2,322,806 km (0.099 R)
  • M22: 2,400,148 km (0.119 R)
  • M23: 2,573,383 km (0.108 R)
  • M24: 2,824,707 km (0.119 R)
  • M25: 2,974,155 km (0.112 R)
  • M26: 3,342,016 km (0.12 R)
  • M27: 3,429,681 km (0.119 R)
  • M28: 3,518,093 km (0.067 R)
  • M29: 3,607,253 km (0.052 R)
  • M30: 3,815,344 km (0.093 R)
  • M31: 3,897,773 km (0.113 R)
  • M32: 3,980,949 km (0.071 R)
  • M33: 4,386,060 km (0.105 R)
  • M34: 4,676,579 km (0.1 R)
  • M35: 4,804,336 km (0.108 R)
  • M36: 4,863,726 km (0.058 R)
  • M37: 5,114,003 km (0.071 R)
  • M38: 5,204,959 km (0.101 R)
  • M39: 5,357,997 km (0.062 R)
  • M40: 5,429,954 km (0.073 R)
  • M41: 5,668,563 km (0.09 R)
  • M42: 5,783,902 km (0.118 R)
  • M43: 5,857,804 km (0.075 R)
  • M44: 5,963,719 km (0.094 R)
  • M45: 6,113,317 km (0.12 R)
  • M46: 6,209,957 km (0.094 R)
  • M47: 6,274,733 km (0.047 R)
  • M48: 6,372,420 km (0.053 R)
  • M49: 6,591,133 km (0.077 R)
  • M50: 6,767,957 km (0.049 R)
  • M51: 7,341,815 km (0.059 R)
  • M52: 7,617,374 km (0.116 R)
  • M53: 7,709,825 km (0.055 R)
  • M54: 7,837,881 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.3

Radius: 11.8

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.18 AU - 1.24 AU

Year: 873 Days

Day: 12.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 25.4 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (51)

Outer Limit: 8,395,070 km

  • M1: 161,267 km (0.028 R)
  • M2: 237,561 km (0.1 R)
  • M3: 325,226 km (0.112 R)
  • M4: 482,902 km (0.049 R)
  • M5: 586,872 km (0.115 R)
  • M6: 680,222 km (0.081 R)
  • M7: 784,641 km (0.087 R)
  • M8: 862,881 km (0.114 R)
  • M9: 983,008 km (0.099 R)
  • M10: 1,080,097 km (0.105 R)
  • M11: 1,228,947 km (0.115 R)
  • M12: 1,328,130 km (0.104 R)
  • M13: 1,528,142 km (0.091 R)
  • M14: 1,655,899 km (0.104 R)
  • M15: 1,850,675 km (0.102 R)
  • M16: 1,936,544 km (0.039 R)
  • M17: 2,105,141 km (0.109 R)
  • M18: 2,301,713 km (0.046 R)
  • M19: 2,456,995 km (0.063 R)
  • M20: 2,551,990 km (0.048 R)
  • M21: 2,672,416 km (0.111 R)
  • M22: 2,762,025 km (0.074 R)
  • M23: 3,045,364 km (0.035 R)
  • M24: 3,121,958 km (0.118 R)
  • M25: 3,207,827 km (0.08 R)
  • M26: 3,514,802 km (0.103 R)
  • M27: 3,676,517 km (0.116 R)
  • M28: 3,849,752 km (0.102 R)
  • M29: 3,923,653 km (0.111 R)
  • M30: 4,110,201 km (0.077 R)
  • M31: 4,328,614 km (0.112 R)
  • M32: 4,492,424 km (0.036 R)
  • M33: 4,580,088 km (0.078 R)
  • M34: 4,956,177 km (0.104 R)
  • M35: 5,056,857 km (0.054 R)
  • M36: 5,199,124 km (0.077 R)
  • M37: 5,497,722 km (0.045 R)
  • M38: 5,591,520 km (0.036 R)
  • M39: 5,749,196 km (0.077 R)
  • M40: 5,897,597 km (0.087 R)
  • M41: 6,079,657 km (0.072 R)
  • M42: 6,209,209 km (0.098 R)
  • M43: 6,504,216 km (0.055 R)
  • M44: 6,770,351 km (0.1 R)
  • M45: 6,927,279 km (0.081 R)
  • M46: 7,006,117 km (0.12 R)
  • M47: 7,107,993 km (0.087 R)
  • M48: 7,405,244 km (0.08 R)
  • M49: 7,578,479 km (0.092 R)
  • M50: 7,835,188 km (0.108 R)
  • M51: 8,035,500 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.4

Radius: 14.6

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.2 AU - 2 AU

Year: 1328 Days

Day: 6.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 31.7 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (40)

Outer Limit: 8,395,070 km

  • M1: 183,108 km (0.117 R)
  • M2: 295,456 km (0.052 R)
  • M3: 429,795 km (0.113 R)
  • M4: 521,349 km (0.114 R)
  • M5: 673,490 km (0.117 R)
  • M6: 782,098 km (0.065 R)
  • M7: 879,336 km (0.089 R)
  • M8: 1,117,646 km (0.091 R)
  • M9: 1,282,054 km (0.117 R)
  • M10: 1,389,166 km (0.113 R)
  • M11: 1,544,748 km (0.086 R)
  • M12: 1,659,489 km (0.098 R)
  • M13: 1,771,388 km (0.116 R)
  • M14: 1,904,381 km (0.054 R)
  • M15: 2,053,380 km (0.054 R)
  • M16: 2,304,256 km (0.098 R)
  • M17: 2,483,923 km (0.089 R)
  • M18: 2,627,088 km (0.077 R)
  • M19: 2,737,940 km (0.114 R)
  • M20: 2,829,345 km (0.058 R)
  • M21: 3,029,656 km (0.067 R)
  • M22: 3,146,342 km (0.101 R)
  • M23: 3,346,654 km (0.115 R)
  • M24: 3,674,572 km (0.038 R)
  • M25: 3,767,922 km (0.052 R)
  • M26: 4,045,126 km (0.06 R)
  • M27: 4,149,695 km (0.119 R)
  • M28: 4,361,825 km (0.057 R)
  • M29: 4,461,009 km (0.045 R)
  • M30: 4,577,695 km (0.113 R)
  • M31: 4,729,088 km (0.116 R)
  • M32: 4,865,222 km (0.08 R)
  • M33: 4,985,349 km (0.117 R)
  • M34: 5,176,236 km (0.114 R)
  • M35: 5,299,056 km (0.105 R)
  • M36: 5,422,773 km (0.113 R)
  • M37: 5,574,316 km (0.093 R)
  • M38: 5,826,987 km (0.103 R)
  • M39: 6,074,422 km (0.037 R)
  • M40: 6,241,223 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.7

Radius: 14.7

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.81 AU - 3.67 AU

Year: 3826 Days

Day: 12.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 27.2 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (66)

Outer Limit: 8,395,070 km

  • M1: 185,801 km (0.102 R)
  • M2: 437,873 km (0.091 R)
  • M3: 942,018 km (0.049 R)
  • M4: 1,118,992 km (0.116 R)
  • M5: 1,222,663 km (0.05 R)
  • M6: 1,395,748 km (0.12 R)
  • M7: 1,519,765 km (0.078 R)
  • M8: 1,804,001 km (0.052 R)
  • M9: 2,144,934 km (0.096 R)
  • M10: 2,289,895 km (0.082 R)
  • M11: 2,520,724 km (0.057 R)
  • M12: 2,632,025 km (0.109 R)
  • M13: 2,773,545 km (0.116 R)
  • M14: 2,961,439 km (0.062 R)
  • M15: 3,079,323 km (0.076 R)
  • M16: 3,183,742 km (0.101 R)
  • M17: 3,289,358 km (0.094 R)
  • M18: 3,380,912 km (0.065 R)
  • M19: 3,787,519 km (0.117 R)
  • M20: 3,883,710 km (0.104 R)
  • M21: 4,062,031 km (0.076 R)
  • M22: 4,193,528 km (0.113 R)
  • M23: 4,648,006 km (0.085 R)
  • M24: 4,820,343 km (0.026 R)
  • M25: 4,942,265 km (0.083 R)
  • M26: 5,296,513 km (0.104 R)
  • M27: 5,440,575 km (0.11 R)
  • M28: 5,567,734 km (0.101 R)
  • M29: 5,695,789 km (0.11 R)
  • M30: 6,795,334 km (0.116 R)
  • M31: 6,893,171 km (0.085 R)
  • M32: 7,110,088 km (0.075 R)
  • M33: 7,209,570 km (0.027 R)
  • M34: 7,611,839 km (0.097 R)
  • M35: 7,754,256 km (0.088 R)
  • M36: 7,897,720 km (0.105 R)
  • M37: 8,042,082 km (0.095 R)
  • M38: 8,187,342 km (0.119 R)
  • M39: 8,564,777 km (0.085 R)
  • M40: 8,905,112 km (0.102 R)
  • M41: 9,709,351 km (0.081 R)
  • M42: 9,997,327 km (0.112 R)
  • M43: 10,220,975 km (0.098 R)
  • M44: 10,741,426 km (0.114 R)
  • M45: 11,317,079 km (0.084 R)
  • M46: 11,433,466 km (0.036 R)
  • M47: 11,831,995 km (0.083 R)
  • M48: 12,282,883 km (0.106 R)
  • M49: 12,498,453 km (0.1 R)
  • M50: 12,836,395 km (0.086 R)
  • M51: 13,201,713 km (0.118 R)
  • M52: 13,447,203 km (0.09 R)
  • M53: 14,293,179 km (0.097 R)
  • M54: 14,773,388 km (0.119 R)
  • M55: 15,028,452 km (0.026 R)
  • M56: 15,207,671 km (0.079 R)
  • M57: 15,413,517 km (0.12 R)
  • M58: 15,516,740 km (0.114 R)
  • M59: 16,219,850 km (0.076 R)
  • M60: 16,482,843 km (0.059 R)
  • M61: 17,146,758 km (0.09 R)
  • M62: 17,414,688 km (0.086 R)
  • M63: 17,522,249 km (0.118 R)
  • M64: 17,684,114 km (0.049 R)
  • M65: 17,846,428 km (0.118 R)
  • M66: 18,308,984 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.3

Radius: 10.6

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.08 AU - 4.26 AU

Year: 4612 Days

Day: 6.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 12.3 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (42)

Outer Limit: 8,395,070 km

  • M1: 137,780 km (0.081 R)
  • M2: 221,405 km (0.112 R)
  • M3: 315,352 km (0.074 R)
  • M4: 420,968 km (0.106 R)
  • M5: 578,645 km (0.076 R)
  • M6: 690,693 km (0.106 R)
  • M7: 961,316 km (0.048 R)
  • M8: 1,259,016 km (0.07 R)
  • M9: 1,369,269 km (0.082 R)
  • M10: 1,455,737 km (0.072 R)
  • M11: 1,592,769 km (0.096 R)
  • M12: 1,684,023 km (0.099 R)
  • M13: 1,755,531 km (0.115 R)
  • M14: 1,916,648 km (0.115 R)
  • M15: 2,340,907 km (0.095 R)
  • M16: 2,518,929 km (0.091 R)
  • M17: 2,634,568 km (0.098 R)
  • M18: 3,009,610 km (0.096 R)
  • M19: 3,275,146 km (0.068 R)
  • M20: 3,410,831 km (0.117 R)
  • M21: 3,603,962 km (0.107 R)
  • M22: 3,753,560 km (0.079 R)
  • M23: 3,857,531 km (0.111 R)
  • M24: 3,943,400 km (0.111 R)
  • M25: 4,165,852 km (0.113 R)
  • M26: 4,313,056 km (0.118 R)
  • M27: 4,462,205 km (0.102 R)
  • M28: 4,582,632 km (0.045 R)
  • M29: 4,755,118 km (0.068 R)
  • M30: 4,971,287 km (0.05 R)
  • M31: 5,243,405 km (0.025 R)
  • M32: 5,704,167 km (0.075 R)
  • M33: 5,989,151 km (0.112 R)
  • M34: 6,380,200 km (0.084 R)
  • M35: 7,105,001 km (0.116 R)
  • M36: 7,187,131 km (0.082 R)
  • M37: 7,269,559 km (0.111 R)
  • M38: 7,364,254 km (0.111 R)
  • M39: 7,795,246 km (0.078 R)
  • M40: 8,050,460 km (0.106 R)
  • M41: 8,136,179 km (0.029 R)
  • M42: 8,382,717 km (0.1 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: 511 - 14,420 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit