G4V Star System Generated (Seed: 1767620454)

Star Details

Spectral Class: G7V

Temperature: 5,400 K

Mass: 0.95 sol

Luminosity: 0.84 lux

Habitable Zone (HZ)

Inner Boundary: 0.87 AU

Outer Boundary: 1.26 AU

Physical Limits

Snow Line: 4.4 AU

Max System Radius: 19.5 AU

Planetary System (7 Planets)

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.77 AU - 0.87 AU

Year: 278 Days

Day: 39.9 Hours

Environment

Temp: 97 °C

Axial Tilt: 33.8 °

Atmosphere: Dense COâ‚‚

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.53 AU - 1.83 AU

Year: 816 Days

Day: 17.9 Hours

Environment

Temp: -64 °C

Axial Tilt: 9.9 °

Atmosphere: Thin Nâ‚‚/CHâ‚„

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 60,796,368 km

  • M1: 582,833 km (0.054 R)
  • M2: 931,845 km (0.112 R)

Asteroid Belt

Center: 3.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.7

Radius: 13.8

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.24 AU - 5.66 AU

Year: 4127 Days

Day: 5.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 5.8 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (66)

Outer Limit: 60,796,368 km

  • M1: 248,482 km (0.098 R)
  • M2: 524,041 km (0.091 R)
  • M3: 688,001 km (0.113 R)
  • M4: 814,411 km (0.09 R)
  • M5: 969,843 km (0.101 R)
  • M6: 1,179,280 km (0.025 R)
  • M7: 1,346,830 km (0.104 R)
  • M8: 1,534,575 km (0.088 R)
  • M9: 1,718,880 km (0.091 R)
  • M10: 2,137,305 km (0.096 R)
  • M11: 2,472,254 km (0.112 R)
  • M12: 2,558,722 km (0.103 R)
  • M13: 2,660,897 km (0.104 R)
  • M14: 2,764,569 km (0.109 R)
  • M15: 2,899,805 km (0.094 R)
  • M16: 3,083,661 km (0.081 R)
  • M17: 3,593,191 km (0.091 R)
  • M18: 3,708,232 km (0.07 R)
  • M19: 3,824,470 km (0.037 R)
  • M20: 4,672,839 km (0.065 R)
  • M21: 5,109,515 km (0.043 R)
  • M22: 5,202,116 km (0.06 R)
  • M23: 5,426,812 km (0.108 R)
  • M24: 5,540,357 km (0.079 R)
  • M25: 5,635,651 km (0.094 R)
  • M26: 5,789,138 km (0.104 R)
  • M27: 6,638,406 km (0.091 R)
  • M28: 6,780,374 km (0.037 R)
  • M29: 7,046,658 km (0.111 R)
  • M30: 7,170,824 km (0.11 R)
  • M31: 7,611,091 km (0.069 R)
  • M32: 7,909,389 km (0.069 R)
  • M33: 7,995,408 km (0.075 R)
  • M34: 8,233,418 km (0.066 R)
  • M35: 8,386,157 km (0.055 R)
  • M36: 8,650,198 km (0.049 R)
  • M37: 8,805,480 km (0.051 R)
  • M38: 9,209,095 km (0.091 R)
  • M39: 9,390,558 km (0.095 R)
  • M40: 9,733,735 km (0.094 R)
  • M41: 10,081,251 km (0.069 R)
  • M42: 10,693,106 km (0.109 R)
  • M43: 10,931,715 km (0.095 R)
  • M44: 11,027,607 km (0.099 R)
  • M45: 11,462,787 km (0.117 R)
  • M46: 11,731,465 km (0.047 R)
  • M47: 12,027,070 km (0.119 R)
  • M48: 12,250,270 km (0.025 R)
  • M49: 12,852,551 km (0.042 R)
  • M50: 12,979,261 km (0.11 R)
  • M51: 13,233,876 km (0.077 R)
  • M52: 13,670,553 km (0.099 R)
  • M53: 13,825,686 km (0.098 R)
  • M54: 14,059,806 km (0.097 R)
  • M55: 14,637,254 km (0.108 R)
  • M56: 14,982,227 km (0.072 R)
  • M57: 15,169,074 km (0.058 R)
  • M58: 15,302,965 km (0.107 R)
  • M59: 15,680,101 km (0.117 R)
  • M60: 16,169,585 km (0.099 R)
  • M61: 16,388,746 km (0.074 R)
  • M62: 16,581,278 km (0.066 R)
  • M63: 16,691,682 km (0.054 R)
  • M64: 18,806,397 km (0.104 R)
  • M65: 18,979,183 km (0.088 R)
  • M66: 19,384,443 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.7

Radius: 12.5

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 5.31 AU - 5.95 AU

Year: 5006 Days

Day: 11.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 26.8 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (68)

Outer Limit: 60,796,368 km

  • M1: 157,826 km (0.106 R)
  • M2: 456,423 km (0.117 R)
  • M3: 608,564 km (0.084 R)
  • M4: 702,960 km (0.109 R)
  • M5: 896,540 km (0.087 R)
  • M6: 1,019,210 km (0.03 R)
  • M7: 1,282,652 km (0.105 R)
  • M8: 1,658,292 km (0.11 R)
  • M9: 1,843,345 km (0.053 R)
  • M10: 1,922,632 km (0.074 R)
  • M11: 2,117,707 km (0.051 R)
  • M12: 2,634,119 km (0.109 R)
  • M13: 2,833,234 km (0.104 R)
  • M14: 2,925,536 km (0.11 R)
  • M15: 3,362,960 km (0.106 R)
  • M16: 3,520,038 km (0.108 R)
  • M17: 3,599,474 km (0.064 R)
  • M18: 3,679,509 km (0.1 R)
  • M19: 4,110,052 km (0.068 R)
  • M20: 4,214,920 km (0.039 R)
  • M21: 4,363,321 km (0.11 R)
  • M22: 4,665,210 km (0.11 R)
  • M23: 6,012,189 km (0.079 R)
  • M24: 6,203,674 km (0.104 R)
  • M25: 6,716,047 km (0.118 R)
  • M26: 7,420,354 km (0.089 R)
  • M27: 7,522,978 km (0.071 R)
  • M28: 7,677,662 km (0.112 R)
  • M29: 8,307,319 km (0.106 R)
  • M30: 9,199,970 km (0.112 R)
  • M31: 9,615,852 km (0.043 R)
  • M32: 10,351,425 km (0.117 R)
  • M33: 11,193,212 km (0.07 R)
  • M34: 11,340,566 km (0.117 R)
  • M35: 11,518,288 km (0.04 R)
  • M36: 12,207,934 km (0.094 R)
  • M37: 12,298,890 km (0.089 R)
  • M38: 13,221,011 km (0.077 R)
  • M39: 13,690,449 km (0.026 R)
  • M40: 14,101,694 km (0.07 R)
  • M41: 14,324,744 km (0.067 R)
  • M42: 14,484,963 km (0.033 R)
  • M43: 14,774,585 km (0.109 R)
  • M44: 14,903,987 km (0.093 R)
  • M45: 15,327,050 km (0.092 R)
  • M46: 15,919,308 km (0.047 R)
  • M47: 16,385,305 km (0.05 R)
  • M48: 16,552,705 km (0.07 R)
  • M49: 17,126,563 km (0.112 R)
  • M50: 17,398,831 km (0.076 R)
  • M51: 17,809,926 km (0.076 R)
  • M52: 17,913,148 km (0.112 R)
  • M53: 18,016,670 km (0.101 R)
  • M54: 18,886,731 km (0.09 R)
  • M55: 19,592,534 km (0.086 R)
  • M56: 20,020,234 km (0.1 R)
  • M57: 20,199,452 km (0.05 R)
  • M58: 20,848,707 km (0.096 R)
  • M59: 21,872,256 km (0.067 R)
  • M60: 22,056,710 km (0.109 R)
  • M61: 22,501,614 km (0.108 R)
  • M62: 22,762,662 km (0.056 R)
  • M63: 23,589,191 km (0.093 R)
  • M64: 24,578,781 km (0.043 R)
  • M65: 24,693,821 km (0.097 R)
  • M66: 25,117,183 km (0.086 R)
  • M67: 25,233,122 km (0.108 R)
  • M68: 26,088,373 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.3

Radius: 11.7

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 9.86 AU - 13.92 AU

Year: 15364 Days

Day: 5.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 43.8 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (86)

Outer Limit: 60,796,368 km

  • M1: 176,226 km (0.087 R)
  • M2: 318,344 km (0.074 R)
  • M3: 505,641 km (0.109 R)
  • M4: 673,490 km (0.077 R)
  • M5: 754,572 km (0.076 R)
  • M6: 1,067,231 km (0.072 R)
  • M7: 1,752,090 km (0.107 R)
  • M8: 3,979,303 km (0.05 R)
  • M9: 4,290,018 km (0.067 R)
  • M10: 4,811,965 km (0.12 R)
  • M11: 5,018,111 km (0.116 R)
  • M12: 5,610,818 km (0.083 R)
  • M13: 7,329,996 km (0.074 R)
  • M14: 7,711,321 km (0.081 R)
  • M15: 8,148,297 km (0.1 R)
  • M16: 8,295,651 km (0.048 R)
  • M17: 9,097,047 km (0.112 R)
  • M18: 9,662,227 km (0.104 R)
  • M19: 10,080,503 km (0.077 R)
  • M20: 10,880,852 km (0.09 R)
  • M21: 11,206,676 km (0.076 R)
  • M22: 11,370,785 km (0.088 R)
  • M23: 11,480,589 km (0.116 R)
  • M24: 11,756,897 km (0.116 R)
  • M25: 12,035,298 km (0.033 R)
  • M26: 12,541,986 km (0.083 R)
  • M27: 13,055,705 km (0.07 R)
  • M28: 13,518,112 km (0.035 R)
  • M29: 14,578,312 km (0.069 R)
  • M30: 15,239,236 km (0.108 R)
  • M31: 15,664,991 km (0.061 R)
  • M32: 15,848,698 km (0.115 R)
  • M33: 16,156,271 km (0.093 R)
  • M34: 17,091,258 km (0.075 R)
  • M35: 17,217,219 km (0.084 R)
  • M36: 17,597,048 km (0.031 R)
  • M37: 19,537,482 km (0.1 R)
  • M38: 19,867,495 km (0.098 R)
  • M39: 20,399,315 km (0.099 R)
  • M40: 21,341,183 km (0.113 R)
  • M41: 22,022,751 km (0.099 R)
  • M42: 23,058,417 km (0.115 R)
  • M43: 23,337,268 km (0.095 R)
  • M44: 24,180,551 km (0.057 R)
  • M45: 25,033,857 km (0.115 R)
  • M46: 25,608,164 km (0.1 R)
  • M47: 27,209,908 km (0.112 R)
  • M48: 28,171,523 km (0.067 R)
  • M49: 28,395,022 km (0.052 R)
  • M50: 28,469,672 km (0.097 R)
  • M51: 29,597,041 km (0.115 R)
  • M52: 30,585,883 km (0.099 R)
  • M53: 30,739,071 km (0.084 R)
  • M54: 31,508,304 km (0.072 R)
  • M55: 32,361,909 km (0.097 R)
  • M56: 32,830,749 km (0.085 R)
  • M57: 32,908,988 km (0.092 R)
  • M58: 34,330,019 km (0.111 R)
  • M59: 35,851,579 km (0.113 R)
  • M60: 36,417,657 km (0.098 R)
  • M61: 37,887,007 km (0.109 R)
  • M62: 38,711,591 km (0.118 R)
  • M63: 39,959,536 km (0.087 R)
  • M64: 40,294,635 km (0.063 R)
  • M65: 41,136,273 km (0.036 R)
  • M66: 41,728,980 km (0.088 R)
  • M67: 42,837,051 km (0.044 R)
  • M68: 43,094,210 km (0.065 R)
  • M69: 43,179,929 km (0.032 R)
  • M70: 44,908,084 km (0.109 R)
  • M71: 45,169,282 km (0.117 R)
  • M72: 47,631,214 km (0.042 R)
  • M73: 48,699,642 km (0.047 R)
  • M74: 49,326,457 km (0.106 R)
  • M75: 50,407,302 km (0.077 R)
  • M76: 51,678,285 km (0.095 R)
  • M77: 52,226,113 km (0.114 R)
  • M78: 53,696,660 km (0.114 R)
  • M79: 56,772,242 km (0.092 R)
  • M80: 58,188,934 km (0.109 R)
  • M81: 63,287,529 km (0.119 R)
  • M82: 63,482,754 km (0.116 R)
  • M83: 63,678,129 km (0.079 R)
  • M84: 64,854,566 km (0.104 R)
  • M85: 65,741,682 km (0.113 R)
  • M86: 65,840,566 km (0.064 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 220.8

Radius: 3.7

Gravity: 16.13 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 12.85 AU - 16.45 AU

Year: 21013 Days

Day: 20.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 24.4 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (84)

Outer Limit: 60,796,368 km

  • M1: 209,886 km (0.109 R)
  • M2: 413,937 km (0.11 R)
  • M3: 594,951 km (0.11 R)
  • M4: 703,260 km (0.093 R)
  • M5: 759,957 km (0.09 R)
  • M6: 857,645 km (0.079 R)
  • M7: 897,886 km (0.09 R)
  • M8: 1,287,888 km (0.092 R)
  • M9: 1,476,381 km (0.1 R)
  • M10: 1,749,547 km (0.045 R)
  • M11: 2,807,653 km (0.095 R)
  • M12: 2,867,941 km (0.115 R)
  • M13: 2,959,195 km (0.111 R)
  • M14: 3,206,930 km (0.105 R)
  • M15: 3,365,354 km (0.049 R)
  • M16: 3,558,634 km (0.105 R)
  • M17: 3,788,716 km (0.1 R)
  • M18: 4,973,232 km (0.083 R)
  • M19: 5,267,341 km (0.069 R)
  • M20: 6,026,999 km (0.073 R)
  • M21: 6,659,050 km (0.104 R)
  • M22: 6,699,292 km (0.07 R)
  • M23: 6,739,534 km (0.089 R)
  • M24: 6,901,399 km (0.114 R)
  • M25: 7,984,936 km (0.098 R)
  • M26: 8,633,742 km (0.119 R)
  • M27: 8,809,519 km (0.111 R)
  • M28: 9,524,747 km (0.104 R)
  • M29: 9,615,403 km (0.107 R)
  • M30: 9,843,390 km (0.119 R)
  • M31: 9,889,317 km (0.065 R)
  • M32: 10,165,624 km (0.082 R)
  • M33: 10,820,414 km (0.093 R)
  • M34: 11,009,954 km (0.097 R)
  • M35: 12,915,083 km (0.105 R)
  • M36: 13,065,728 km (0.061 R)
  • M37: 15,024,563 km (0.119 R)
  • M38: 15,077,371 km (0.089 R)
  • M39: 15,395,266 km (0.059 R)
  • M40: 17,459,567 km (0.069 R)
  • M41: 17,681,870 km (0.077 R)
  • M42: 17,849,120 km (0.117 R)
  • M43: 18,073,068 km (0.086 R)
  • M44: 18,921,139 km (0.099 R)
  • M45: 19,206,721 km (0.111 R)
  • M46: 19,321,313 km (0.088 R)
  • M47: 20,304,769 km (0.081 R)
  • M48: 21,780,253 km (0.036 R)
  • M49: 21,839,943 km (0.104 R)
  • M50: 22,139,438 km (0.077 R)
  • M51: 22,199,576 km (0.08 R)
  • M52: 22,742,616 km (0.098 R)
  • M53: 23,107,037 km (0.099 R)
  • M54: 23,718,742 km (0.088 R)
  • M55: 23,903,197 km (0.109 R)
  • M56: 24,335,684 km (0.097 R)
  • M57: 24,708,332 km (0.104 R)
  • M58: 26,218,074 km (0.111 R)
  • M59: 26,855,959 km (0.052 R)
  • M60: 27,305,351 km (0.119 R)
  • M61: 27,498,781 km (0.106 R)
  • M62: 28,211,765 km (0.095 R)
  • M63: 28,537,888 km (0.109 R)
  • M64: 30,253,776 km (0.12 R)
  • M65: 30,453,938 km (0.099 R)
  • M66: 34,826,534 km (0.106 R)
  • M67: 34,896,396 km (0.117 R)
  • M68: 35,316,617 km (0.071 R)
  • M69: 36,303,514 km (0.101 R)
  • M70: 36,800,328 km (0.053 R)
  • M71: 37,085,163 km (0.045 R)
  • M72: 37,513,910 km (0.099 R)
  • M73: 38,304,236 km (0.096 R)
  • M74: 39,245,356 km (0.067 R)
  • M75: 40,193,956 km (0.079 R)
  • M76: 40,781,427 km (0.114 R)
  • M77: 41,002,532 km (0.088 R)
  • M78: 44,517,334 km (0.102 R)
  • M79: 47,351,316 km (0.095 R)
  • M80: 47,816,267 km (0.114 R)
  • M81: 48,360,803 km (0.092 R)
  • M82: 48,985,524 km (0.091 R)
  • M83: 49,848,853 km (0.096 R)
  • M84: 52,789,797 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 243

Radius: 3.9

Gravity: 15.98 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 13.02 AU - 18.98 AU

Year: 23983 Days

Day: 22 Hours

Environment

Temp: -201 °C

Axial Tilt: 35 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (86)

Outer Limit: 60,796,368 km

  • M1: 58,493 km (0.062 R)
  • M2: 118,631 km (0.094 R)
  • M3: 183,108 km (0.088 R)
  • M4: 233,373 km (0.081 R)
  • M5: 810,820 km (0.105 R)
  • M6: 1,149,510 km (0.036 R)
  • M7: 1,246,599 km (0.056 R)
  • M8: 1,580,502 km (0.097 R)
  • M9: 2,356,017 km (0.115 R)
  • M10: 2,605,397 km (0.086 R)
  • M11: 3,402,604 km (0.053 R)
  • M12: 3,612,938 km (0.069 R)
  • M13: 4,120,075 km (0.104 R)
  • M14: 4,687,649 km (0.104 R)
  • M15: 5,279,458 km (0.086 R)
  • M16: 5,522,705 km (0.112 R)
  • M17: 6,231,798 km (0.081 R)
  • M18: 7,460,446 km (0.099 R)
  • M19: 7,505,774 km (0.076 R)
  • M20: 8,335,593 km (0.116 R)
  • M21: 8,382,567 km (0.068 R)
  • M22: 9,049,026 km (0.097 R)
  • M23: 9,242,605 km (0.112 R)
  • M24: 10,381,793 km (0.046 R)
  • M25: 11,355,825 km (0.08 R)
  • M26: 11,459,945 km (0.086 R)
  • M27: 11,616,873 km (0.119 R)
  • M28: 12,519,397 km (0.116 R)
  • M29: 13,389,309 km (0.044 R)
  • M30: 13,887,170 km (0.07 R)
  • M31: 14,673,606 km (0.086 R)
  • M32: 15,474,254 km (0.083 R)
  • M33: 15,705,682 km (0.042 R)
  • M34: 15,763,726 km (0.069 R)
  • M35: 16,406,698 km (0.112 R)
  • M36: 16,642,614 km (0.09 R)
  • M37: 17,177,576 km (0.096 R)
  • M38: 17,657,785 km (0.111 R)
  • M39: 17,839,097 km (0.118 R)
  • M40: 18,631,517 km (0.109 R)
  • M41: 19,810,199 km (0.1 R)
  • M42: 20,124,354 km (0.095 R)
  • M43: 20,503,435 km (0.09 R)
  • M44: 21,076,694 km (0.085 R)
  • M45: 21,204,750 km (0.071 R)
  • M46: 21,333,105 km (0.028 R)
  • M47: 21,461,759 km (0.065 R)
  • M48: 21,655,040 km (0.087 R)
  • M49: 21,849,068 km (0.075 R)
  • M50: 23,554,185 km (0.12 R)
  • M51: 23,820,319 km (0.103 R)
  • M52: 24,154,371 km (0.073 R)
  • M53: 24,422,600 km (0.119 R)
  • M54: 25,029,968 km (0.105 R)
  • M55: 27,020,667 km (0.086 R)
  • M56: 28,777,095 km (0.081 R)
  • M57: 29,561,586 km (0.037 R)
  • M58: 29,920,472 km (0.112 R)
  • M59: 30,570,026 km (0.105 R)
  • M60: 31,809,743 km (0.059 R)
  • M61: 32,620,713 km (0.102 R)
  • M62: 32,694,764 km (0.039 R)
  • M63: 32,917,216 km (0.092 R)
  • M64: 33,289,266 km (0.103 R)
  • M65: 33,587,714 km (0.099 R)
  • M66: 34,715,233 km (0.061 R)
  • M67: 34,942,323 km (0.092 R)
  • M68: 37,007,222 km (0.096 R)
  • M69: 37,394,082 km (0.085 R)
  • M70: 38,093,452 km (0.111 R)
  • M71: 39,979,881 km (0.12 R)
  • M72: 41,414,375 km (0.049 R)
  • M73: 41,494,560 km (0.068 R)
  • M74: 41,815,896 km (0.082 R)
  • M75: 43,924,328 km (0.088 R)
  • M76: 45,156,267 km (0.102 R)
  • M77: 45,404,151 km (0.065 R)
  • M78: 45,818,088 km (0.111 R)
  • M79: 52,435,550 km (0.11 R)
  • M80: 53,567,108 km (0.086 R)
  • M81: 53,916,868 km (0.119 R)
  • M82: 54,092,047 km (0.085 R)
  • M83: 56,653,312 km (0.102 R)
  • M84: 57,366,894 km (0.058 R)
  • M85: 58,262,836 km (0.116 R)
  • M86: 58,983,149 km (0.055 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 461 - 12,639 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit