Star System Generated (Seed: 1768605421)
Star Details
Spectral Class: M1V
Temperature: 3,483 K
Mass: 0.32 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: 11.3 AU
Planetary System (6 Planets)
Planet 1 - Gas Giant
Semi-Major Axis: 1.05 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 286.9
Radius: 9
Gravity: 3.54 G
Time & Orbit
Eccentricity (e): 0.183
Orbit Range: 0.86 AU - 1.24 AU
Year: 695 Days
Day: 10.8 Hours
Environment
Temp: -157 °C
Axial Tilt: 4.2 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (52)
Outer Limit: 41,484,641 km
- M1: 125,064 km (0.1 R)
- M2: 186,549 km (0.114 R)
- M3: 256,710 km (0.088 R)
- M4: 314,305 km (0.026 R)
- M5: 413,638 km (0.109 R)
- M6: 536,308 km (0.092 R)
- M7: 596,896 km (0.056 R)
- M8: 815,757 km (0.109 R)
- M9: 900,579 km (0.114 R)
- M10: 979,118 km (0.117 R)
- M11: 1,104,032 km (0.078 R)
- M12: 1,178,682 km (0.107 R)
- M13: 1,239,568 km (0.109 R)
- M14: 1,306,887 km (0.114 R)
- M15: 1,402,181 km (0.117 R)
- M16: 1,483,412 km (0.069 R)
- M17: 1,544,000 km (0.09 R)
- M18: 1,616,854 km (0.111 R)
- M19: 1,690,755 km (0.114 R)
- M20: 1,992,045 km (0.047 R)
- M21: 2,071,631 km (0.05 R)
- M22: 2,189,963 km (0.119 R)
- M23: 2,265,809 km (0.117 R)
- M24: 2,368,284 km (0.111 R)
- M25: 2,426,627 km (0.101 R)
- M26: 2,525,062 km (0.086 R)
- M27: 2,685,282 km (0.111 R)
- M28: 2,862,854 km (0.081 R)
- M29: 2,925,087 km (0.118 R)
- M30: 3,030,105 km (0.097 R)
- M31: 3,121,958 km (0.078 R)
- M32: 3,193,316 km (0.108 R)
- M33: 3,410,831 km (0.081 R)
- M34: 3,506,574 km (0.051 R)
- M35: 3,640,763 km (0.071 R)
- M36: 3,768,969 km (0.081 R)
- M37: 3,829,855 km (0.041 R)
- M38: 3,898,670 km (0.04 R)
- M39: 4,545,232 km (0.072 R)
- M40: 4,667,154 km (0.093 R)
- M41: 4,790,124 km (0.103 R)
- M42: 4,847,869 km (0.103 R)
- M43: 5,089,768 km (0.082 R)
- M44: 5,182,519 km (0.107 R)
- M45: 5,258,814 km (0.073 R)
- M46: 5,318,503 km (0.115 R)
- M47: 5,395,397 km (0.059 R)
- M48: 5,576,560 km (0.029 R)
- M49: 5,733,488 km (0.054 R)
- M50: 5,794,823 km (0.098 R)
- M51: 5,918,391 km (0.06 R)
- M52: 6,042,707 km (0.075 R)
Planet 2 - Gas Giant
Semi-Major Axis: 2.87 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 276.6
Radius: 8.6
Gravity: 3.74 G
Time & Orbit
Eccentricity (e): 0.193
Orbit Range: 2.32 AU - 3.42 AU
Year: 3139 Days
Day: 9.4 Hours
Environment
Temp: -211 °C
Axial Tilt: 32.4 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (54)
Outer Limit: 41,484,641 km
- M1: 128,355 km (0.049 R)
- M2: 232,176 km (0.107 R)
- M3: 294,259 km (0.083 R)
- M4: 517,010 km (0.12 R)
- M5: 575,503 km (0.087 R)
- M6: 652,247 km (0.114 R)
- M7: 757,564 km (0.1 R)
- M8: 1,206,507 km (0.081 R)
- M9: 1,327,831 km (0.063 R)
- M10: 1,411,157 km (0.119 R)
- M11: 1,496,128 km (0.11 R)
- M12: 1,649,167 km (0.064 R)
- M13: 1,750,445 km (0.106 R)
- M14: 1,982,770 km (0.106 R)
- M15: 2,299,768 km (0.063 R)
- M16: 2,738,389 km (0.119 R)
- M17: 2,805,110 km (0.119 R)
- M18: 3,091,440 km (0.04 R)
- M19: 3,217,102 km (0.044 R)
- M20: 3,372,834 km (0.064 R)
- M21: 3,459,002 km (0.112 R)
- M22: 3,736,356 km (0.103 R)
- M23: 3,945,494 km (0.042 R)
- M24: 4,532,217 km (0.101 R)
- M25: 4,998,364 km (0.104 R)
- M26: 5,113,255 km (0.054 R)
- M27: 5,889,519 km (0.11 R)
- M28: 6,080,555 km (0.075 R)
- M29: 6,486,863 km (0.109 R)
- M30: 7,493,507 km (0.095 R)
- M31: 7,663,001 km (0.064 R)
- M32: 7,871,690 km (0.105 R)
- M33: 7,948,135 km (0.102 R)
- M34: 8,140,069 km (0.086 R)
- M35: 8,567,919 km (0.119 R)
- M36: 9,143,123 km (0.107 R)
- M37: 9,812,872 km (0.111 R)
- M38: 9,895,002 km (0.077 R)
- M39: 10,268,099 km (0.101 R)
- M40: 10,330,631 km (0.115 R)
- M41: 10,540,367 km (0.052 R)
- M42: 10,878,757 km (0.102 R)
- M43: 11,522,776 km (0.1 R)
- M44: 11,631,234 km (0.097 R)
- M45: 11,827,507 km (0.082 R)
- M46: 12,134,930 km (0.098 R)
- M47: 12,534,207 km (0.107 R)
- M48: 12,892,644 km (0.029 R)
- M49: 12,982,851 km (0.099 R)
- M50: 13,505,247 km (0.1 R)
- M51: 13,872,659 km (0.099 R)
- M52: 15,089,638 km (0.056 R)
- M53: 15,327,648 km (0.09 R)
- M54: 15,542,770 km (0.089 R)
Planet 3 - Gas Giant
Semi-Major Axis: 3.22 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 733.6
Radius: 9.1
Gravity: 8.86 G
Time & Orbit
Eccentricity (e): 0.103
Orbit Range: 2.89 AU - 3.55 AU
Year: 3731 Days
Day: 14.8 Hours
Environment
Temp: -209 °C
Axial Tilt: 31.7 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (81)
Outer Limit: 41,484,641 km
- M1: 124,914 km (0.034 R)
- M2: 362,775 km (0.104 R)
- M3: 439,519 km (0.053 R)
- M4: 561,890 km (0.082 R)
- M5: 653,743 km (0.091 R)
- M6: 937,380 km (0.03 R)
- M7: 998,715 km (0.117 R)
- M8: 1,191,397 km (0.101 R)
- M9: 1,438,533 km (0.114 R)
- M10: 1,917,994 km (0.061 R)
- M11: 2,110,228 km (0.093 R)
- M12: 2,308,744 km (0.108 R)
- M13: 2,444,429 km (0.086 R)
- M14: 2,635,466 km (0.094 R)
- M15: 2,940,496 km (0.094 R)
- M16: 3,181,498 km (0.047 R)
- M17: 3,371,188 km (0.089 R)
- M18: 3,584,365 km (0.059 R)
- M19: 4,312,308 km (0.067 R)
- M20: 4,396,083 km (0.107 R)
- M21: 4,501,400 km (0.105 R)
- M22: 4,607,614 km (0.036 R)
- M23: 4,975,176 km (0.089 R)
- M24: 5,329,723 km (0.066 R)
- M25: 5,397,192 km (0.118 R)
- M26: 5,646,871 km (0.103 R)
- M27: 5,738,574 km (0.116 R)
- M28: 6,251,845 km (0.034 R)
- M29: 6,755,541 km (0.084 R)
- M30: 7,049,351 km (0.074 R)
- M31: 7,123,402 km (0.072 R)
- M32: 7,222,585 km (0.105 R)
- M33: 7,397,316 km (0.031 R)
- M34: 7,624,106 km (0.117 R)
- M35: 7,852,991 km (0.099 R)
- M36: 8,291,761 km (0.078 R)
- M37: 8,765,089 km (0.118 R)
- M38: 8,898,231 km (0.109 R)
- M39: 9,875,703 km (0.099 R)
- M40: 10,181,182 km (0.097 R)
- M41: 10,265,107 km (0.096 R)
- M42: 10,546,351 km (0.112 R)
- M43: 10,687,870 km (0.086 R)
- M44: 10,744,717 km (0.098 R)
- M45: 11,145,191 km (0.072 R)
- M46: 11,202,786 km (0.074 R)
- M47: 11,434,214 km (0.066 R)
- M48: 11,990,120 km (0.072 R)
- M49: 12,226,933 km (0.114 R)
- M50: 12,316,093 km (0.044 R)
- M51: 12,405,553 km (0.119 R)
- M52: 12,614,990 km (0.087 R)
- M53: 13,067,673 km (0.098 R)
- M54: 13,189,296 km (0.056 R)
- M55: 13,403,072 km (0.051 R)
- M56: 14,082,396 km (0.115 R)
- M57: 14,363,640 km (0.085 R)
- M58: 14,583,548 km (0.103 R)
- M59: 14,836,369 km (0.115 R)
- M60: 14,899,649 km (0.095 R)
- M61: 15,346,198 km (0.083 R)
- M62: 15,991,564 km (0.098 R)
- M63: 16,154,326 km (0.098 R)
- M64: 16,810,762 km (0.064 R)
- M65: 17,342,283 km (0.106 R)
- M66: 18,387,673 km (0.116 R)
- M67: 18,455,740 km (0.114 R)
- M68: 18,592,323 km (0.027 R)
- M69: 18,694,947 km (0.037 R)
- M70: 18,832,128 km (0.081 R)
- M71: 19,557,528 km (0.104 R)
- M72: 19,801,373 km (0.073 R)
- M73: 19,871,235 km (0.109 R)
- M74: 21,321,287 km (0.103 R)
- M75: 22,004,949 km (0.103 R)
- M76: 22,658,991 km (0.09 R)
- M77: 23,726,372 km (0.06 R)
- M78: 24,734,811 km (0.106 R)
- M79: 24,960,854 km (0.092 R)
- M80: 25,187,494 km (0.099 R)
- M81: 25,301,189 km (0.12 R)
Planet 4 - Gas Giant
Semi-Major Axis: 4.71 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 237.7
Radius: 12.9
Gravity: 1.43 G
Time & Orbit
Eccentricity (e): 0.147
Orbit Range: 4.02 AU - 5.4 AU
Year: 6600 Days
Day: 13 Hours
Environment
Temp: -214 °C
Axial Tilt: 22.6 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (73)
Outer Limit: 41,484,641 km
- M1: 248,931 km (0.097 R)
- M2: 355,893 km (0.083 R)
- M3: 834,158 km (0.104 R)
- M4: 1,036,115 km (0.112 R)
- M5: 1,228,348 km (0.106 R)
- M6: 1,322,445 km (0.082 R)
- M7: 1,532,481 km (0.101 R)
- M8: 1,619,696 km (0.115 R)
- M9: 1,769,144 km (0.11 R)
- M10: 1,923,230 km (0.091 R)
- M11: 2,049,940 km (0.034 R)
- M12: 2,212,253 km (0.026 R)
- M13: 2,379,055 km (0.099 R)
- M14: 2,637,111 km (0.088 R)
- M15: 2,886,491 km (0.048 R)
- M16: 2,995,697 km (0.108 R)
- M17: 3,199,749 km (0.045 R)
- M18: 3,427,736 km (0.112 R)
- M19: 3,720,200 km (0.068 R)
- M20: 4,476,417 km (0.077 R)
- M21: 4,561,089 km (0.054 R)
- M22: 4,646,211 km (0.06 R)
- M23: 4,948,548 km (0.078 R)
- M24: 5,709,702 km (0.079 R)
- M25: 5,870,968 km (0.103 R)
- M26: 6,010,394 km (0.066 R)
- M27: 6,245,412 km (0.099 R)
- M28: 6,340,107 km (0.113 R)
- M29: 6,700,040 km (0.108 R)
- M30: 7,066,704 km (0.085 R)
- M31: 7,165,588 km (0.07 R)
- M32: 7,973,417 km (0.117 R)
- M33: 8,388,252 km (0.075 R)
- M34: 8,493,120 km (0.079 R)
- M35: 8,598,287 km (0.087 R)
- M36: 8,730,532 km (0.057 R)
- M37: 9,266,092 km (0.088 R)
- M38: 9,456,081 km (0.106 R)
- M39: 9,784,748 km (0.063 R)
- M40: 9,867,476 km (0.067 R)
- M41: 10,256,879 km (0.074 R)
- M42: 10,594,671 km (0.066 R)
- M43: 10,907,480 km (0.084 R)
- M44: 11,136,963 km (0.1 R)
- M45: 11,834,987 km (0.073 R)
- M46: 12,011,811 km (0.079 R)
- M47: 12,338,084 km (0.11 R)
- M48: 12,547,222 km (0.087 R)
- M49: 13,029,825 km (0.106 R)
- M50: 13,181,966 km (0.113 R)
- M51: 13,827,032 km (0.105 R)
- M52: 14,075,514 km (0.089 R)
- M53: 14,734,792 km (0.101 R)
- M54: 15,052,388 km (0.072 R)
- M55: 15,758,789 km (0.075 R)
- M56: 16,640,669 km (0.074 R)
- M57: 17,170,844 km (0.098 R)
- M58: 18,179,881 km (0.092 R)
- M59: 19,381,451 km (0.11 R)
- M60: 19,974,158 km (0.09 R)
- M61: 21,536,109 km (0.056 R)
- M62: 21,824,385 km (0.072 R)
- M63: 22,550,533 km (0.102 R)
- M64: 22,806,495 km (0.11 R)
- M65: 23,358,361 km (0.082 R)
- M66: 23,469,363 km (0.097 R)
- M67: 23,654,565 km (0.073 R)
- M68: 23,803,116 km (0.064 R)
- M69: 23,989,215 km (0.1 R)
- M70: 24,175,764 km (0.1 R)
- M71: 24,700,852 km (0.064 R)
- M72: 25,115,987 km (0.117 R)
- M73: 25,419,371 km (0.03 R)
Planet 5 - Gas Giant
Semi-Major Axis: 5.26 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 296
Radius: 11.3
Gravity: 2.32 G
Time & Orbit
Eccentricity (e): 0.048
Orbit Range: 5.01 AU - 5.51 AU
Year: 7789 Days
Day: 13 Hours
Environment
Temp: -217 °C
Axial Tilt: 2.9 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (76)
Outer Limit: 41,484,641 km
- M1: 180,714 km (0.08 R)
- M2: 254,017 km (0.089 R)
- M3: 349,161 km (0.107 R)
- M4: 482,004 km (0.1 R)
- M5: 612,005 km (0.094 R)
- M6: 965,056 km (0.041 R)
- M7: 1,091,765 km (0.044 R)
- M8: 1,638,396 km (0.101 R)
- M9: 2,729,712 km (0.077 R)
- M10: 3,465,135 km (0.062 R)
- M11: 3,866,507 km (0.118 R)
- M12: 3,980,650 km (0.104 R)
- M13: 4,306,324 km (0.085 R)
- M14: 4,448,741 km (0.105 R)
- M15: 4,568,420 km (0.118 R)
- M16: 4,689,295 km (0.111 R)
- M17: 4,860,285 km (0.09 R)
- M18: 4,934,336 km (0.079 R)
- M19: 5,058,353 km (0.061 R)
- M20: 5,436,835 km (0.113 R)
- M21: 5,824,593 km (0.051 R)
- M22: 5,955,940 km (0.089 R)
- M23: 6,764,217 km (0.119 R)
- M24: 7,069,247 km (0.081 R)
- M25: 7,549,606 km (0.074 R)
- M26: 7,924,050 km (0.052 R)
- M27: 8,871,603 km (0.114 R)
- M28: 9,053,364 km (0.068 R)
- M29: 9,823,643 km (0.061 R)
- M30: 10,137,649 km (0.095 R)
- M31: 10,295,924 km (0.045 R)
- M32: 10,582,853 km (0.069 R)
- M33: 10,711,357 km (0.085 R)
- M34: 11,164,788 km (0.097 R)
- M35: 11,956,759 km (0.117 R)
- M36: 12,359,477 km (0.035 R)
- M37: 13,213,082 km (0.086 R)
- M38: 13,316,754 km (0.099 R)
- M39: 13,734,281 km (0.042 R)
- M40: 15,048,648 km (0.112 R)
- M41: 15,229,362 km (0.105 R)
- M42: 15,301,917 km (0.107 R)
- M43: 15,702,540 km (0.082 R)
- M44: 15,812,495 km (0.087 R)
- M45: 15,959,400 km (0.102 R)
- M46: 16,069,953 km (0.09 R)
- M47: 17,038,150 km (0.115 R)
- M48: 17,910,455 km (0.076 R)
- M49: 18,371,367 km (0.065 R)
- M50: 18,448,559 km (0.091 R)
- M51: 18,525,752 km (0.108 R)
- M52: 18,603,243 km (0.087 R)
- M53: 18,719,481 km (0.111 R)
- M54: 18,952,853 km (0.102 R)
- M55: 19,187,273 km (0.101 R)
- M56: 19,265,513 km (0.102 R)
- M57: 19,501,130 km (0.078 R)
- M58: 19,579,968 km (0.072 R)
- M59: 19,658,806 km (0.056 R)
- M60: 20,134,228 km (0.098 R)
- M61: 20,253,607 km (0.095 R)
- M62: 22,278,863 km (0.059 R)
- M63: 23,065,299 km (0.084 R)
- M64: 23,482,976 km (0.117 R)
- M65: 24,622,762 km (0.086 R)
- M66: 24,878,575 km (0.045 R)
- M67: 25,178,070 km (0.108 R)
- M68: 26,040,352 km (0.09 R)
- M69: 26,649,813 km (0.108 R)
- M70: 27,440,289 km (0.098 R)
- M71: 28,193,813 km (0.12 R)
- M72: 28,506,024 km (0.103 R)
- M73: 28,819,581 km (0.082 R)
- M74: 28,954,219 km (0.08 R)
- M75: 29,948,297 km (0.114 R)
- M76: 30,449,450 km (0.111 R)
Planet 6 - Ice Giant
Semi-Major Axis: 6.57 AU
Status: Outer (Cold)
Composition: Methane/Ammonia Ices
Physical Data
Mass: 375.6
Radius: 5.1
Gravity: 14.44 G
Time & Orbit
Eccentricity (e): 0.082
Orbit Range: 6.03 AU - 7.11 AU
Year: 10873 Days
Day: 22.5 Hours
Environment
Temp: -231 °C
Axial Tilt: 12.4 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (91)
Outer Limit: 41,484,641 km
- M1: 70,161 km (0.038 R)
- M2: 334,650 km (0.051 R)
- M3: 568,771 km (0.051 R)
- M4: 642,074 km (0.087 R)
- M5: 749,785 km (0.064 R)
- M6: 847,023 km (0.077 R)
- M7: 1,276,219 km (0.098 R)
- M8: 1,412,802 km (0.119 R)
- M9: 1,636,900 km (0.038 R)
- M10: 1,938,040 km (0.102 R)
- M11: 2,210,009 km (0.108 R)
- M12: 2,445,776 km (0.095 R)
- M13: 2,640,103 km (0.11 R)
- M14: 2,789,252 km (0.043 R)
- M15: 3,226,676 km (0.086 R)
- M16: 3,306,113 km (0.12 R)
- M17: 3,466,781 km (0.09 R)
- M18: 3,740,545 km (0.052 R)
- M19: 3,908,095 km (0.056 R)
- M20: 3,964,493 km (0.101 R)
- M21: 4,366,762 km (0.064 R)
- M22: 4,425,404 km (0.113 R)
- M23: 4,692,137 km (0.093 R)
- M24: 5,303,394 km (0.115 R)
- M25: 5,554,868 km (0.038 R)
- M26: 6,498,681 km (0.097 R)
- M27: 6,666,530 km (0.111 R)
- M28: 6,972,009 km (0.061 R)
- M29: 7,737,950 km (0.073 R)
- M30: 7,808,859 km (0.057 R)
- M31: 8,239,103 km (0.081 R)
- M32: 8,384,213 km (0.087 R)
- M33: 8,530,220 km (0.116 R)
- M34: 9,234,976 km (0.104 R)
- M35: 9,651,606 km (0.119 R)
- M36: 9,689,753 km (0.113 R)
- M37: 11,783,675 km (0.076 R)
- M38: 11,947,335 km (0.084 R)
- M39: 12,070,454 km (0.082 R)
- M40: 12,318,038 km (0.088 R)
- M41: 12,944,255 km (0.064 R)
- M42: 13,155,188 km (0.11 R)
- M43: 13,666,364 km (0.038 R)
- M44: 14,183,973 km (0.118 R)
- M45: 14,795,977 km (0.106 R)
- M46: 15,730,067 km (0.059 R)
- M47: 16,000,390 km (0.029 R)
- M48: 16,226,881 km (0.076 R)
- M49: 16,408,792 km (0.06 R)
- M50: 16,728,931 km (0.074 R)
- M51: 17,935,588 km (0.083 R)
- M52: 18,170,905 km (0.118 R)
- M53: 18,312,425 km (0.078 R)
- M54: 18,407,120 km (0.032 R)
- M55: 20,382,710 km (0.113 R)
- M56: 20,578,982 km (0.09 R)
- M57: 20,628,200 km (0.068 R)
- M58: 20,726,635 km (0.083 R)
- M59: 20,776,003 km (0.104 R)
- M60: 22,020,956 km (0.033 R)
- M61: 22,627,127 km (0.067 R)
- M62: 23,701,090 km (0.116 R)
- M63: 24,582,670 km (0.113 R)
- M64: 25,158,772 km (0.053 R)
- M65: 25,739,211 km (0.103 R)
- M66: 25,951,491 km (0.111 R)
- M67: 27,074,971 km (0.062 R)
- M68: 27,398,850 km (0.1 R)
- M69: 27,561,313 km (0.103 R)
- M70: 27,615,617 km (0.111 R)
- M71: 29,313,852 km (0.117 R)
- M72: 29,424,555 km (0.091 R)
- M73: 30,147,711 km (0.119 R)
- M74: 31,497,981 km (0.091 R)
- M75: 31,838,616 km (0.086 R)
- M76: 32,123,450 km (0.096 R)
- M77: 32,237,593 km (0.072 R)
- M78: 33,791,915 km (0.105 R)
- M79: 34,257,164 km (0.101 R)
- M80: 34,549,030 km (0.112 R)
- M81: 34,724,508 km (0.087 R)
- M82: 35,488,504 km (0.115 R)
- M83: 35,961,234 km (0.061 R)
- M84: 36,376,817 km (0.112 R)
- M85: 36,674,516 km (0.099 R)
- M86: 37,632,691 km (0.03 R)
- M87: 38,599,093 km (0.104 R)
- M88: 40,556,132 km (0.061 R)
- M89: 40,617,916 km (0.056 R)
- M90: 40,988,620 km (0.092 R)
- M91: 41,236,354 km (0.043 R)
Kuiper Belt
Range: 30 - 48 AU
Composition
Type: Dwarf Planets/TNOs (Ices)
Reservoir of dwarf planets and volatile ices.
Outer System
Oort Cloud
Range: 242 - 13,433 AU
Composition
Type: Cometary Reservoir
System's final boundary, containing trillions of icy planetesimals.