🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.62 AU - 0.9 AU

Year: 251 Days

Day: 41.4 Hours

Environment

Temp: 133 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.31 AU - 1.55 AU

Year: 648 Days

Day: 47.6 Hours

Environment

Temp: -52 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.63 AU - 4.61 AU

Year: 3167 Days

Day: 45.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.4

Radius: 9.7

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.29 AU - 4.77 AU

Year: 3652 Days

Day: 8.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 84,579,907 km

• M1: 124,914 km (0.067 R)
• M2: 330,312 km (0.109 R)
• M3: 484,697 km (0.081 R)
• M4: 649,105 km (0.067 R)
• M5: 815,308 km (0.083 R)
• M6: 1,043,296 km (0.12 R)
• M7: 1,110,914 km (0.082 R)
• M8: 1,200,074 km (0.081 R)
• M9: 1,407,417 km (0.088 R)
• M10: 1,526,497 km (0.094 R)
• M11: 1,604,138 km (0.06 R)
• M12: 1,916,050 km (0.109 R)
• M13: 2,036,476 km (0.107 R)
• M14: 2,569,942 km (0.08 R)
• M15: 2,730,311 km (0.087 R)
• M16: 2,921,497 km (0.114 R)
• M17: 3,145,594 km (0.063 R)
• M18: 3,216,653 km (0.079 R)
• M19: 3,331,694 km (0.092 R)
• M20: 3,565,964 km (0.083 R)
• M21: 3,640,165 km (0.102 R)
• M22: 3,730,073 km (0.114 R)
• M23: 3,988,728 km (0.112 R)
• M24: 4,081,479 km (0.087 R)
• M25: 4,237,659 km (0.116 R)
• M26: 4,363,919 km (0.115 R)
• M27: 4,475,519 km (0.116 R)
• M28: 4,652,793 km (0.091 R)
• M29: 4,750,480 km (0.099 R)
• M30: 5,215,580 km (0.096 R)
• M31: 5,368,170 km (0.088 R)
• M32: 5,608,424 km (0.075 R)
• M33: 6,459,187 km (0.107 R)
• M34: 6,678,049 km (0.1 R)
• M35: 6,862,503 km (0.026 R)
• M36: 7,179,800 km (0.119 R)
• M37: 7,501,884 km (0.101 R)
• M38: 7,828,756 km (0.077 R)
• M39: 7,984,188 km (0.112 R)
• M40: 8,536,354 km (0.089 R)
• M41: 9,532,227 km (0.05 R)
• M42: 9,594,459 km (0.115 R)
• M43: 9,698,280 km (0.03 R)
• M44: 10,181,182 km (0.034 R)
• M45: 10,266,004 km (0.097 R)
• M46: 10,436,247 km (0.101 R)
• M47: 10,650,471 km (0.081 R)
• M48: 10,822,808 km (0.117 R)
• M49: 11,389,484 km (0.114 R)
• M50: 11,455,457 km (0.103 R)
• M51: 11,521,579 km (0.118 R)
• M52: 11,609,992 km (0.114 R)
• M53: 11,720,694 km (0.11 R)
• M54: 11,965,735 km (0.12 R)
• M55: 13,100,585 km (0.105 R)
• M56: 13,447,801 km (0.071 R)
• M57: 14,507,403 km (0.083 R)
• M58: 15,252,849 km (0.096 R)
• M59: 15,666,936 km (0.098 R)
• M60: 15,912,277 km (0.085 R)
• M61: 16,134,130 km (0.115 R)
• M62: 16,208,331 km (0.078 R)
• M63: 16,556,146 km (0.115 R)
• M64: 16,780,992 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.8

Radius: 10.2

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 6.08 AU - 6.86 AU

Year: 6233 Days

Day: 12.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 84,579,907 km

• M1: 127,906 km (0.103 R)
• M2: 488,886 km (0.082 R)
• M3: 607,816 km (0.086 R)
• M4: 684,410 km (0.039 R)
• M5: 806,033 km (0.117 R)
• M6: 935,435 km (0.056 R)
• M7: 1,248,544 km (0.081 R)
• M8: 1,365,978 km (0.081 R)
• M9: 1,487,152 km (0.044 R)
• M10: 1,834,818 km (0.112 R)
• M11: 2,107,236 km (0.102 R)
• M12: 2,351,230 km (0.096 R)
• M13: 2,519,079 km (0.081 R)
• M14: 2,604,499 km (0.118 R)
• M15: 2,800,323 km (0.112 R)
• M16: 3,299,381 km (0.108 R)
• M17: 3,464,088 km (0.077 R)
• M18: 4,328,016 km (0.113 R)
• M19: 5,173,842 km (0.052 R)
• M20: 5,615,754 km (0.063 R)
• M21: 5,699,978 km (0.083 R)
• M22: 6,185,274 km (0.106 R)
• M23: 6,272,340 km (0.082 R)
• M24: 7,043,666 km (0.116 R)
• M25: 7,195,508 km (0.096 R)
• M26: 7,719,699 km (0.077 R)
• M27: 8,416,376 km (0.045 R)
• M28: 8,903,018 km (0.116 R)
• M29: 9,001,453 km (0.085 R)
• M30: 9,398,785 km (0.117 R)
• M31: 9,499,016 km (0.071 R)
• M32: 9,633,205 km (0.089 R)
• M33: 10,279,318 km (0.11 R)
• M34: 10,834,327 km (0.073 R)
• M35: 11,541,625 km (0.057 R)
• M36: 11,720,844 km (0.084 R)
• M37: 12,446,842 km (0.098 R)
• M38: 12,704,450 km (0.066 R)
• M39: 12,963,703 km (0.098 R)
• M40: 13,299,849 km (0.117 R)
• M41: 13,412,347 km (0.118 R)
• M42: 13,525,443 km (0.082 R)
• M43: 13,600,840 km (0.046 R)
• M44: 14,133,259 km (0.113 R)
• M45: 14,672,410 km (0.089 R)
• M46: 14,788,797 km (0.114 R)
• M47: 16,410,438 km (0.117 R)
• M48: 16,976,965 km (0.047 R)
• M49: 17,467,795 km (0.059 R)
• M50: 17,714,931 km (0.075 R)
• M51: 18,546,994 km (0.079 R)
• M52: 18,714,993 km (0.063 R)
• M53: 19,605,100 km (0.086 R)
• M54: 20,120,016 km (0.067 R)
• M55: 20,206,184 km (0.083 R)
• M56: 20,422,353 km (0.058 R)
• M57: 20,639,270 km (0.112 R)
• M58: 21,382,472 km (0.056 R)
• M59: 21,735,224 km (0.112 R)
• M60: 22,178,932 km (0.074 R)
• M61: 23,755,394 km (0.078 R)
• M62: 24,810,807 km (0.099 R)
• M63: 25,274,560 km (0.09 R)
• M64: 26,163,471 km (0.065 R)
• M65: 26,304,691 km (0.114 R)
• M66: 26,493,484 km (0.06 R)
• M67: 27,491,900 km (0.105 R)
• M68: 27,587,643 km (0.113 R)
• M69: 28,454,413 km (0.118 R)
• M70: 28,648,142 km (0.087 R)
• M71: 28,745,231 km (0.056 R)
• M72: 28,842,320 km (0.044 R)
• M73: 29,967,745 km (0.062 R)
• M74: 31,107,531 km (0.079 R)
• M75: 31,307,094 km (0.1 R)
• M76: 31,908,627 km (0.083 R)
• M77: 32,716,606 km (0.106 R)
• M78: 33,021,336 km (0.08 R)
• M79: 33,327,114 km (0.109 R)
• M80: 33,429,140 km (0.055 R)
• M81: 33,992,675 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.9

Radius: 11.7

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 9.15 AU - 9.85 AU

Year: 11090 Days

Day: 13.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 84,579,907 km

• M1: 309,668 km (0.098 R)
• M2: 681,119 km (0.116 R)
• M3: 893,997 km (0.081 R)
• M4: 1,337,555 km (0.109 R)
• M5: 1,609,075 km (0.053 R)
• M6: 1,898,696 km (0.119 R)
• M7: 2,063,852 km (0.09 R)
• M8: 2,320,712 km (0.097 R)
• M9: 3,056,135 km (0.057 R)
• M10: 3,790,212 km (0.089 R)
• M11: 4,106,013 km (0.068 R)
• M12: 4,466,992 km (0.107 R)
• M13: 5,065,982 km (0.096 R)
• M14: 5,650,760 km (0.063 R)
• M15: 5,850,324 km (0.118 R)
• M16: 6,133,961 km (0.109 R)
• M17: 6,256,781 km (0.094 R)
• M18: 6,339,210 km (0.058 R)
• M19: 6,546,852 km (0.098 R)
• M20: 7,356,176 km (0.118 R)
• M21: 7,794,947 km (0.091 R)
• M22: 7,972,819 km (0.067 R)
• M23: 8,062,278 km (0.103 R)
• M24: 8,332,601 km (0.049 R)
• M25: 8,975,124 km (0.041 R)
• M26: 9,538,659 km (0.035 R)
• M27: 10,065,244 km (0.087 R)
• M28: 10,259,123 km (0.048 R)
• M29: 10,650,620 km (0.117 R)
• M30: 11,956,610 km (0.1 R)
• M31: 12,524,334 km (0.11 R)
• M32: 12,628,454 km (0.062 R)
• M33: 15,213,954 km (0.098 R)
• M34: 15,716,453 km (0.08 R)
• M35: 15,885,199 km (0.063 R)
• M36: 16,281,335 km (0.085 R)
• M37: 16,852,799 km (0.12 R)
• M38: 16,967,989 km (0.071 R)
• M39: 19,747,069 km (0.115 R)
• M40: 19,868,392 km (0.099 R)
• M41: 20,540,386 km (0.104 R)
• M42: 21,219,860 km (0.087 R)
• M43: 21,344,175 km (0.09 R)
• M44: 22,158,287 km (0.066 R)
• M45: 23,816,729 km (0.035 R)
• M46: 25,185,400 km (0.084 R)
• M47: 25,317,046 km (0.067 R)
• M48: 25,846,024 km (0.085 R)
• M49: 26,713,393 km (0.115 R)
• M50: 27,522,567 km (0.034 R)
• M51: 28,682,549 km (0.072 R)
• M52: 30,417,436 km (0.089 R)
• M53: 31,191,455 km (0.063 R)
• M54: 31,403,735 km (0.053 R)
• M55: 31,900,848 km (0.054 R)
• M56: 32,830,898 km (0.071 R)
• M57: 33,046,768 km (0.05 R)
• M58: 33,335,342 km (0.06 R)
• M59: 33,915,184 km (0.116 R)
• M60: 34,425,163 km (0.12 R)
• M61: 34,864,233 km (0.116 R)
• M62: 35,305,397 km (0.03 R)
• M63: 36,639,510 km (0.058 R)
• M64: 37,087,855 km (0.116 R)
• M65: 37,990,080 km (0.074 R)
• M66: 38,216,721 km (0.114 R)
• M67: 39,433,400 km (0.09 R)
• M68: 39,662,883 km (0.065 R)
• M69: 40,200,239 km (0.06 R)
• M70: 40,354,175 km (0.059 R)
• M71: 40,508,261 km (0.085 R)
• M72: 41,748,577 km (0.102 R)
• M73: 43,790,588 km (0.072 R)
• M74: 44,266,459 km (0.057 R)
• M75: 44,664,239 km (0.111 R)
• M76: 47,319,751 km (0.068 R)
• M77: 47,400,983 km (0.098 R)
• M78: 47,808,039 km (0.049 R)
• M79: 48,216,142 km (0.064 R)
• M80: 48,871,680 km (0.099 R)
• M81: 49,118,217 km (0.109 R)
• M82: 51,022,299 km (0.041 R)
• M83: 51,523,003 km (0.088 R)
• M84: 51,941,577 km (0.05 R)
• M85: 52,781,869 km (0.045 R)
• M86: 55,158,829 km (0.107 R)
• M87: 56,446,568 km (0.097 R)
• M88: 56,618,905 km (0.04 R)
• M89: 57,483,730 km (0.103 R)
• M90: 58,178,762 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.7

Radius: 10.7

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 8.89 AU - 12.71 AU

Year: 13443 Days

Day: 14 Hours

Environment

Temp: -192 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 84,579,907 km

• M1: 134,488 km (0.047 R)
• M2: 251,773 km (0.101 R)
• M3: 356,941 km (0.063 R)
• M4: 468,989 km (0.084 R)
• M5: 901,926 km (0.052 R)
• M6: 1,787,246 km (0.086 R)
• M7: 2,185,176 km (0.11 R)
• M8: 2,585,051 km (0.067 R)
• M9: 2,926,882 km (0.081 R)
• M10: 3,089,495 km (0.111 R)
• M11: 3,947,738 km (0.064 R)
• M12: 4,188,591 km (0.047 R)
• M13: 4,341,629 km (0.084 R)
• M14: 4,434,380 km (0.043 R)
• M15: 4,972,334 km (0.036 R)
• M16: 5,101,886 km (0.094 R)
• M17: 5,564,442 km (0.05 R)
• M18: 6,248,553 km (0.067 R)
• M19: 6,565,252 km (0.036 R)
• M20: 8,611,601 km (0.066 R)
• M21: 8,689,542 km (0.083 R)
• M22: 8,806,827 km (0.093 R)
• M23: 9,561,997 km (0.106 R)
• M24: 9,967,856 km (0.081 R)
• M25: 10,379,250 km (0.108 R)
• M26: 10,964,626 km (0.119 R)
• M27: 11,261,429 km (0.115 R)
• M28: 11,517,839 km (0.042 R)
• M29: 11,993,112 km (0.059 R)
• M30: 12,474,817 km (0.095 R)
• M31: 13,186,753 km (0.081 R)
• M32: 13,411,898 km (0.064 R)
• M33: 13,502,255 km (0.092 R)
• M34: 13,592,911 km (0.071 R)
• M35: 14,417,794 km (0.062 R)
• M36: 14,556,920 km (0.093 R)
• M37: 15,258,833 km (0.115 R)
• M38: 15,685,337 km (0.116 R)
• M39: 15,971,966 km (0.055 R)
• M40: 16,453,372 km (0.057 R)
• M41: 16,695,870 km (0.113 R)
• M42: 17,037,253 km (0.058 R)
• M43: 17,233,525 km (0.083 R)
• M44: 17,479,763 km (0.066 R)
• M45: 17,628,164 km (0.087 R)
• M46: 18,025,646 km (0.119 R)
• M47: 18,325,889 km (0.118 R)
• M48: 19,083,452 km (0.094 R)
• M49: 19,645,641 km (0.117 R)
• M50: 19,954,561 km (0.117 R)
• M51: 20,368,797 km (0.079 R)
• M52: 21,576,052 km (0.069 R)
• M53: 22,108,022 km (0.103 R)
• M54: 23,839,617 km (0.097 R)
• M55: 24,500,092 km (0.118 R)
• M56: 25,614,447 km (0.089 R)
• M57: 26,460,871 km (0.096 R)
• M58: 28,007,713 km (0.081 R)
• M59: 28,123,353 km (0.092 R)
• M60: 29,113,690 km (0.07 R)
• M61: 30,412,050 km (0.093 R)
• M62: 30,530,981 km (0.074 R)
• M63: 30,709,750 km (0.085 R)
• M64: 30,948,658 km (0.092 R)
• M65: 31,068,336 km (0.112 R)
• M66: 31,188,164 km (0.044 R)
• M67: 32,152,322 km (0.087 R)
• M68: 33,555,401 km (0.08 R)
• M69: 33,739,855 km (0.114 R)
• M70: 34,667,362 km (0.114 R)
• M71: 36,231,707 km (0.087 R)
• M72: 36,547,358 km (0.096 R)
• M73: 37,372,241 km (0.058 R)
• M74: 37,819,090 km (0.028 R)
• M75: 38,075,052 km (0.079 R)
• M76: 38,975,930 km (0.077 R)
• M77: 39,105,183 km (0.043 R)
• M78: 40,144,439 km (0.098 R)
• M79: 41,192,671 km (0.053 R)
• M80: 41,522,086 km (0.112 R)
• M81: 42,117,336 km (0.068 R)
• M82: 42,449,144 km (0.062 R)
• M83: 44,323,755 km (0.119 R)
• M84: 44,796,634 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 858.8

Radius: 3.4

Gravity: 74.29 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 12.81 AU - 16.21 AU

Year: 20934 Days

Day: 20.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 84,579,907 km

• M1: 167,550 km (0.098 R)
• M2: 213,327 km (0.052 R)
• M3: 337,194 km (0.105 R)
• M4: 718,519 km (0.088 R)
• M5: 903,721 km (0.12 R)
• M6: 1,315,863 km (0.101 R)
• M7: 1,744,012 km (0.078 R)
• M8: 1,778,719 km (0.108 R)
• M9: 2,517,583 km (0.086 R)
• M10: 2,755,742 km (0.049 R)
• M11: 3,689,083 km (0.097 R)
• M12: 3,868,451 km (0.118 R)
• M13: 4,953,485 km (0.081 R)
• M14: 5,401,979 km (0.027 R)
• M15: 5,759,817 km (0.06 R)
• M16: 5,863,489 km (0.045 R)
• M17: 7,546,913 km (0.117 R)
• M18: 8,765,687 km (0.025 R)
• M19: 9,124,872 km (0.095 R)
• M20: 9,672,849 km (0.116 R)
• M21: 10,546,201 km (0.104 R)
• M22: 10,992,152 km (0.096 R)
• M23: 13,587,376 km (0.105 R)
• M24: 13,794,569 km (0.106 R)
• M25: 14,351,971 km (0.063 R)
• M26: 14,633,514 km (0.076 R)
• M27: 15,995,304 km (0.116 R)
• M28: 17,098,737 km (0.098 R)
• M29: 19,300,369 km (0.113 R)
• M30: 19,610,934 km (0.094 R)
• M31: 21,188,594 km (0.08 R)
• M32: 21,831,116 km (0.08 R)
• M33: 22,970,603 km (0.118 R)
• M34: 23,879,411 km (0.06 R)
• M35: 24,296,340 km (0.08 R)
• M36: 24,463,740 km (0.063 R)
• M37: 24,968,483 km (0.096 R)
• M38: 25,731,881 km (0.063 R)
• M39: 25,902,572 km (0.103 R)
• M40: 27,980,038 km (0.115 R)
• M41: 28,155,516 km (0.089 R)
• M42: 28,595,932 km (0.027 R)
• M43: 29,394,486 km (0.083 R)
• M44: 29,930,794 km (0.106 R)
• M45: 30,200,220 km (0.105 R)
• M46: 31,559,316 km (0.044 R)
• M47: 32,660,806 km (0.049 R)
• M48: 33,402,063 km (0.033 R)
• M49: 34,055,207 km (0.118 R)
• M50: 36,230,959 km (0.074 R)
• M51: 37,480,400 km (0.066 R)
• M52: 38,548,679 km (0.115 R)
• M53: 39,135,551 km (0.083 R)
• M54: 39,626,830 km (0.083 R)
• M55: 40,120,204 km (0.111 R)
• M56: 40,814,338 km (0.08 R)
• M57: 41,512,362 km (0.055 R)
• M58: 42,113,895 km (0.084 R)
• M59: 42,415,783 km (0.091 R)
• M60: 44,856,174 km (0.115 R)
• M61: 45,679,560 km (0.102 R)
• M62: 46,093,198 km (0.104 R)
• M63: 46,196,870 km (0.115 R)
• M64: 46,300,541 km (0.101 R)
• M65: 46,924,215 km (0.113 R)
• M66: 50,831,262 km (0.06 R)
• M67: 51,045,486 km (0.113 R)
• M68: 51,367,271 km (0.105 R)
• M69: 51,689,655 km (0.086 R)
• M70: 51,797,365 km (0.101 R)
• M71: 52,661,143 km (0.09 R)
• M72: 54,184,199 km (0.087 R)
• M73: 56,163,529 km (0.111 R)
• M74: 56,384,933 km (0.109 R)
• M75: 59,064,082 km (0.106 R)
• M76: 61,898,662 km (0.043 R)
• M77: 62,241,690 km (0.084 R)
• M78: 63,735,874 km (0.089 R)
• M79: 68,288,586 km (0.033 R)
• M80: 68,761,315 km (0.116 R)
• M81: 68,998,128 km (0.111 R)
• M82: 70,902,509 km (0.106 R)
• M83: 72,342,090 km (0.083 R)
• M84: 74,519,487 km (0.028 R)
• M85: 75,738,410 km (0.091 R)
• M86: 75,860,631 km (0.077 R)
• M87: 76,350,265 km (0.108 R)
• M88: 77,332,824 km (0.104 R)
• M89: 79,062,325 km (0.114 R)
• M90: 79,807,322 km (0.097 R)
• M91: 80,429,949 km (0.09 R)
• M92: 81,680,138 km (0.119 R)
• M93: 82,056,526 km (0.104 R)
• M94: 83,820,285 km (0.087 R)
• M95: 84,579,943 km (0.069 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: 419 - 12,775 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit