🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.49 AU - 0.59 AU

Year: 256 Days

Day: 18.6 Hours

Environment

Temp: -111 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.5 AU - 0.62 AU

Year: 271 Days

Day: 46.4 Hours

Environment

Temp: -115 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 47,460,281 km

• M1: 100,679 km (0.079 R)
• M2: 215,421 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.2

Radius: 9.1

Gravity: 11.1 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.11 AU - 1.13 AU

Year: 765 Days

Day: 6 Hours

Environment

Temp: -174 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 47,460,281 km

• M1: 228,137 km (0.09 R)
• M2: 322,234 km (0.108 R)
• M3: 393,293 km (0.105 R)
• M4: 480,359 km (0.065 R)
• M5: 554,559 km (0.06 R)
• M6: 638,484 km (0.068 R)
• M7: 738,565 km (0.098 R)
• M8: 796,609 km (0.082 R)
• M9: 936,632 km (0.085 R)
• M10: 1,138,440 km (0.116 R)
• M11: 1,227,301 km (0.08 R)
• M12: 1,304,493 km (0.069 R)
• M13: 1,599,052 km (0.027 R)
• M14: 1,668,315 km (0.051 R)
• M15: 1,754,334 km (0.08 R)
• M16: 1,874,013 km (0.047 R)
• M17: 1,939,088 km (0.05 R)
• M18: 2,284,359 km (0.111 R)
• M19: 2,345,246 km (0.081 R)
• M20: 2,658,055 km (0.09 R)
• M21: 2,749,908 km (0.085 R)
• M22: 2,814,983 km (0.086 R)
• M23: 2,918,056 km (0.111 R)
• M24: 3,051,198 km (0.086 R)
• M25: 3,147,539 km (0.095 R)
• M26: 3,343,213 km (0.053 R)
• M27: 3,462,592 km (0.067 R)
• M28: 3,553,099 km (0.034 R)
• M29: 3,624,008 km (0.053 R)
• M30: 3,685,194 km (0.105 R)
• M31: 3,891,639 km (0.06 R)
• M32: 4,123,067 km (0.06 R)
• M33: 4,294,356 km (0.109 R)
• M34: 4,359,132 km (0.116 R)
• M35: 4,833,358 km (0.092 R)
• M36: 5,059,550 km (0.103 R)
• M37: 5,208,399 km (0.096 R)
• M38: 5,335,558 km (0.118 R)
• M39: 5,711,348 km (0.095 R)
• M40: 5,986,608 km (0.102 R)
• M41: 6,291,039 km (0.088 R)
• M42: 6,401,742 km (0.057 R)
• M43: 6,687,922 km (0.041 R)
• M44: 6,775,736 km (0.099 R)
• M45: 6,914,713 km (0.087 R)
• M46: 7,080,168 km (0.049 R)
• M47: 7,479,894 km (0.1 R)
• M48: 7,558,133 km (0.093 R)
• M49: 7,623,507 km (0.102 R)
• M50: 7,728,525 km (0.114 R)
• M51: 7,860,620 km (0.114 R)
• M52: 8,019,942 km (0.093 R)
• M53: 8,301,485 km (0.119 R)
• M54: 8,477,263 km (0.052 R)
• M55: 8,846,620 km (0.092 R)
• M56: 8,970,786 km (0.08 R)
• M57: 9,123,525 km (0.073 R)
• M58: 9,417,336 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.2

Radius: 14.6

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.12 AU - 1.48 AU

Year: 957 Days

Day: 14 Hours

Environment

Temp: -169 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 47,460,281 km

• M1: 182,809 km (0.098 R)
• M2: 284,984 km (0.048 R)
• M3: 385,364 km (0.068 R)
• M4: 486,043 km (0.058 R)
• M5: 581,786 km (0.074 R)
• M6: 714,330 km (0.069 R)
• M7: 807,829 km (0.094 R)
• M8: 900,878 km (0.057 R)
• M9: 1,082,341 km (0.099 R)
• M10: 1,186,910 km (0.048 R)
• M11: 1,413,401 km (0.082 R)
• M12: 1,548,637 km (0.089 R)
• M13: 1,702,125 km (0.112 R)
• M14: 1,860,848 km (0.037 R)
• M15: 1,974,393 km (0.092 R)
• M16: 2,090,331 km (0.086 R)
• M17: 2,223,623 km (0.114 R)
• M18: 2,337,018 km (0.059 R)
• M19: 2,444,579 km (0.095 R)
• M20: 2,546,156 km (0.074 R)
• M21: 2,649,079 km (0.046 R)
• M22: 2,900,404 km (0.066 R)
• M23: 2,999,886 km (0.043 R)
• M24: 3,108,943 km (0.102 R)
• M25: 3,253,754 km (0.028 R)
• M26: 3,357,275 km (0.042 R)
• M27: 3,558,933 km (0.11 R)
• M28: 3,719,601 km (0.096 R)
• M29: 3,891,789 km (0.112 R)
• M30: 4,029,718 km (0.052 R)
• M31: 4,472,677 km (0.054 R)
• M32: 4,734,174 km (0.086 R)
• M33: 4,871,804 km (0.073 R)
• M34: 5,040,850 km (0.111 R)
• M35: 5,181,472 km (0.113 R)
• M36: 5,343,935 km (0.062 R)
• M37: 5,446,260 km (0.087 R)
• M38: 5,999,772 km (0.059 R)
• M39: 6,149,071 km (0.088 R)
• M40: 6,321,108 km (0.071 R)
• M41: 6,648,279 km (0.111 R)
• M42: 6,769,603 km (0.105 R)
• M43: 7,003,424 km (0.108 R)
• M44: 7,194,610 km (0.08 R)
• M45: 7,296,487 km (0.032 R)
• M46: 7,456,107 km (0.063 R)
• M47: 7,582,218 km (0.068 R)
• M48: 7,674,520 km (0.079 R)
• M49: 7,988,526 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.5

Radius: 14.6

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.85 AU - 2.39 AU

Year: 1993 Days

Day: 8 Hours

Environment

Temp: -192 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 47,460,281 km

• M1: 204,351 km (0.12 R)
• M2: 343,477 km (0.052 R)
• M3: 472,879 km (0.106 R)
• M4: 576,849 km (0.088 R)
• M5: 743,501 km (0.097 R)
• M6: 886,816 km (0.113 R)
• M7: 979,716 km (0.094 R)
• M8: 1,328,429 km (0.105 R)
• M9: 1,487,452 km (0.078 R)
• M10: 1,579,754 km (0.098 R)
• M11: 1,792,482 km (0.105 R)
• M12: 1,891,515 km (0.082 R)
• M13: 2,060,711 km (0.078 R)
• M14: 2,164,831 km (0.104 R)
• M15: 2,294,532 km (0.075 R)
• M16: 2,426,926 km (0.106 R)
• M17: 2,549,597 km (0.116 R)
• M18: 2,712,209 km (0.06 R)
• M19: 3,061,520 km (0.112 R)
• M20: 3,221,441 km (0.1 R)
• M21: 3,549,957 km (0.11 R)
• M22: 3,675,919 km (0.105 R)
• M23: 3,846,311 km (0.12 R)
• M24: 3,976,012 km (0.098 R)
• M25: 4,195,323 km (0.107 R)
• M26: 4,403,563 km (0.12 R)
• M27: 4,600,284 km (0.082 R)
• M28: 4,707,247 km (0.066 R)
• M29: 5,065,085 km (0.106 R)
• M30: 5,724,961 km (0.106 R)
• M31: 5,923,328 km (0.118 R)
• M32: 6,174,652 km (0.088 R)
• M33: 6,343,997 km (0.094 R)
• M34: 6,896,761 km (0.088 R)
• M35: 7,037,383 km (0.08 R)
• M36: 7,196,705 km (0.067 R)
• M37: 7,375,175 km (0.078 R)
• M38: 7,591,344 km (0.07 R)
• M39: 8,030,115 km (0.026 R)
• M40: 8,233,867 km (0.098 R)
• M41: 8,741,602 km (0.117 R)
• M42: 9,201,466 km (0.072 R)
• M43: 9,317,703 km (0.1 R)
• M44: 9,532,077 km (0.047 R)
• M45: 9,669,258 km (0.074 R)
• M46: 10,204,968 km (0.062 R)
• M47: 10,305,199 km (0.094 R)
• M48: 10,567,444 km (0.094 R)
• M49: 10,689,217 km (0.047 R)
• M50: 10,913,763 km (0.111 R)
• M51: 11,036,882 km (0.091 R)
• M52: 12,080,926 km (0.116 R)
• M53: 12,636,383 km (0.107 R)
• M54: 12,787,327 km (0.098 R)
• M55: 13,025,786 km (0.106 R)
• M56: 13,287,582 km (0.105 R)
• M57: 14,713,250 km (0.115 R)
• M58: 14,849,533 km (0.104 R)
• M59: 15,100,259 km (0.108 R)
• M60: 15,329,443 km (0.116 R)
• M61: 15,421,297 km (0.115 R)
• M62: 15,559,675 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.6

Radius: 14.4

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.46 AU - 3.54 AU

Year: 3355 Days

Day: 9.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 47,460,281 km

• M1: 181,462 km (0.109 R)
• M2: 354,547 km (0.109 R)
• M3: 571,913 km (0.106 R)
• M4: 786,436 km (0.098 R)
• M5: 880,683 km (0.108 R)
• M6: 1,117,197 km (0.064 R)
• M7: 1,271,582 km (0.059 R)
• M8: 1,394,851 km (0.109 R)
• M9: 1,512,434 km (0.057 R)
• M10: 1,613,263 km (0.11 R)
• M11: 1,789,939 km (0.115 R)
• M12: 2,152,115 km (0.097 R)
• M13: 2,289,745 km (0.1 R)
• M14: 2,489,907 km (0.082 R)
• M15: 2,622,600 km (0.088 R)
• M16: 3,151,578 km (0.087 R)
• M17: 3,468,875 km (0.091 R)
• M18: 3,880,419 km (0.106 R)
• M19: 3,978,705 km (0.106 R)
• M20: 4,106,312 km (0.069 R)
• M21: 4,409,696 km (0.088 R)
• M22: 4,571,561 km (0.084 R)
• M23: 4,795,509 km (0.079 R)
• M24: 4,886,166 km (0.05 R)
• M25: 5,084,532 km (0.079 R)
• M26: 5,238,917 km (0.029 R)
• M27: 5,332,267 km (0.08 R)
• M28: 5,505,052 km (0.099 R)
• M29: 5,647,768 km (0.088 R)
• M30: 5,969,404 km (0.054 R)
• M31: 6,263,962 km (0.116 R)
• M32: 6,732,054 km (0.094 R)
• M33: 6,833,780 km (0.102 R)
• M34: 7,056,083 km (0.063 R)
• M35: 7,263,425 km (0.114 R)
• M36: 7,385,198 km (0.094 R)
• M37: 7,666,442 km (0.082 R)
• M38: 7,897,571 km (0.089 R)
• M39: 8,094,890 km (0.111 R)
• M40: 8,221,450 km (0.103 R)
• M41: 8,366,710 km (0.091 R)
• M42: 8,623,120 km (0.086 R)
• M43: 9,012,673 km (0.106 R)
• M44: 9,313,365 km (0.091 R)
• M45: 9,674,793 km (0.06 R)
• M46: 10,060,307 km (0.067 R)
• M47: 10,293,979 km (0.119 R)
• M48: 10,628,181 km (0.064 R)
• M49: 10,786,754 km (0.073 R)
• M50: 10,965,973 km (0.086 R)
• M51: 11,086,100 km (0.086 R)
• M52: 11,287,159 km (0.106 R)
• M53: 11,469,220 km (0.098 R)
• M54: 11,652,178 km (0.077 R)
• M55: 11,877,323 km (0.11 R)
• M56: 12,331,652 km (0.071 R)
• M57: 12,686,797 km (0.097 R)
• M58: 13,599,942 km (0.073 R)
• M59: 13,793,672 km (0.09 R)
• M60: 13,945,065 km (0.099 R)
• M61: 14,053,523 km (0.064 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 995.6

Radius: 7

Gravity: 20.32 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 5.95 AU - 6.71 AU

Year: 10283 Days

Day: 17.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 47,460,281 km

• M1: 100,979 km (0.098 R)
• M2: 359,783 km (0.081 R)
• M3: 631,901 km (0.071 R)
• M4: 981,212 km (0.104 R)
• M5: 1,066,334 km (0.109 R)
• M6: 1,244,205 km (0.088 R)
• M7: 1,603,091 km (0.074 R)
• M8: 1,966,165 km (0.093 R)
• M9: 2,184,877 km (0.108 R)
• M10: 2,382,795 km (0.062 R)
• M11: 3,889,993 km (0.032 R)
• M12: 4,026,726 km (0.12 R)
• M13: 4,199,661 km (0.113 R)
• M14: 4,916,085 km (0.042 R)
• M15: 5,439,977 km (0.069 R)
• M16: 5,708,505 km (0.103 R)
• M17: 6,338,611 km (0.054 R)
• M18: 6,825,552 km (0.091 R)
• M19: 7,835,338 km (0.033 R)
• M20: 7,964,890 km (0.046 R)
• M21: 9,298,405 km (0.051 R)
• M22: 9,389,810 km (0.081 R)
• M23: 9,711,894 km (0.081 R)
• M24: 9,804,644 km (0.059 R)
• M25: 10,272,437 km (0.051 R)
• M26: 10,651,967 km (0.106 R)
• M27: 10,795,581 km (0.09 R)
• M28: 11,917,116 km (0.099 R)
• M29: 12,315,794 km (0.12 R)
• M30: 13,228,940 km (0.072 R)
• M31: 13,641,830 km (0.111 R)
• M32: 13,849,771 km (0.036 R)
• M33: 14,058,759 km (0.11 R)
• M34: 14,374,411 km (0.065 R)
• M35: 14,586,092 km (0.118 R)
• M36: 14,958,889 km (0.042 R)
• M37: 15,066,002 km (0.065 R)
• M38: 15,932,173 km (0.107 R)
• M39: 16,261,139 km (0.112 R)
• M40: 16,316,191 km (0.083 R)
• M41: 16,536,997 km (0.034 R)
• M42: 16,703,201 km (0.088 R)
• M43: 17,486,346 km (0.117 R)
• M44: 18,281,458 km (0.1 R)
• M45: 19,613,178 km (0.104 R)
• M46: 19,906,839 km (0.043 R)
• M47: 19,965,781 km (0.117 R)
• M48: 20,142,755 km (0.115 R)
• M49: 20,379,568 km (0.061 R)
• M50: 21,155,832 km (0.034 R)
• M51: 21,215,970 km (0.076 R)
• M52: 22,737,081 km (0.096 R)
• M53: 22,860,350 km (0.087 R)
• M54: 23,853,979 km (0.078 R)
• M55: 23,979,192 km (0.027 R)
• M56: 24,798,390 km (0.094 R)
• M57: 25,883,274 km (0.098 R)
• M58: 26,918,491 km (0.102 R)
• M59: 28,033,145 km (0.077 R)
• M60: 28,563,021 km (0.086 R)
• M61: 28,629,442 km (0.111 R)
• M62: 29,229,778 km (0.082 R)
• M63: 29,363,818 km (0.12 R)
• M64: 30,646,919 km (0.101 R)
• M65: 30,919,337 km (0.118 R)
• M66: 31,810,342 km (0.091 R)
• M67: 32,709,724 km (0.094 R)
• M68: 32,779,287 km (0.119 R)
• M69: 33,477,311 km (0.058 R)
• M70: 33,617,634 km (0.106 R)
• M71: 33,757,956 km (0.118 R)
• M72: 34,604,381 km (0.115 R)
• M73: 35,172,554 km (0.093 R)
• M74: 35,457,837 km (0.104 R)
• M75: 35,672,211 km (0.077 R)
• M76: 35,743,868 km (0.106 R)
• M77: 36,030,647 km (0.119 R)
• M78: 37,257,948 km (0.118 R)
• M79: 37,548,766 km (0.073 R)
• M80: 41,547,218 km (0.104 R)
• M81: 42,529,927 km (0.105 R)
• M82: 43,520,115 km (0.115 R)
• M83: 43,979,829 km (0.102 R)
• M84: 45,368,247 km (0.116 R)
• M85: 47,556,415 km (0.111 R)
• M86: 48,029,892 km (0.099 R)
• M87: 48,425,579 km (0.113 R)
• M88: 48,822,312 km (0.119 R)
• M89: 48,981,335 km (0.079 R)
• M90: 52,116,158 km (0.026 R)
• M91: 52,197,390 km (0.099 R)
• M92: 54,077,386 km (0.091 R)
• M93: 54,818,943 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 123.5

Radius: 4.8

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 9.94 AU - 11.84 AU

Year: 23204 Days

Day: 23.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 47,460,281 km

• M1: 318,344 km (0.057 R)
• M2: 482,304 km (0.076 R)
• M3: 527,332 km (0.115 R)
• M4: 558,150 km (0.049 R)
• M5: 654,491 km (0.076 R)
• M6: 791,522 km (0.084 R)
• M7: 1,382,434 km (0.12 R)
• M8: 1,672,504 km (0.053 R)
• M9: 1,812,677 km (0.099 R)
• M10: 1,860,250 km (0.104 R)
• M11: 1,908,270 km (0.115 R)
• M12: 2,054,727 km (0.037 R)
• M13: 2,281,517 km (0.112 R)
• M14: 2,463,279 km (0.084 R)
• M15: 2,868,689 km (0.085 R)
• M16: 2,980,289 km (0.106 R)
• M17: 4,719,364 km (0.081 R)
• M18: 5,118,641 km (0.111 R)
• M19: 5,288,135 km (0.109 R)
• M20: 5,322,243 km (0.108 R)
• M21: 5,737,677 km (0.098 R)
• M22: 7,045,013 km (0.076 R)
• M23: 7,271,653 km (0.095 R)
• M24: 8,004,683 km (0.074 R)
• M25: 8,083,222 km (0.073 R)
• M26: 8,162,060 km (0.041 R)
• M27: 8,360,127 km (0.11 R)
• M28: 9,291,673 km (0.113 R)
• M29: 9,332,813 km (0.025 R)
• M30: 9,706,807 km (0.054 R)
• M31: 10,085,589 km (0.089 R)
• M32: 12,367,406 km (0.118 R)
• M33: 12,458,211 km (0.09 R)
• M34: 12,823,679 km (0.092 R)
• M35: 13,192,737 km (0.116 R)
• M36: 13,565,385 km (0.097 R)
• M37: 14,035,871 km (0.053 R)
• M38: 14,703,676 km (0.071 R)
• M39: 16,020,436 km (0.091 R)
• M40: 16,218,653 km (0.072 R)
• M41: 16,818,391 km (0.095 R)
• M42: 17,323,583 km (0.056 R)
• M43: 17,731,387 km (0.092 R)
• M44: 18,090,871 km (0.087 R)
• M45: 18,193,943 km (0.088 R)
• M46: 18,349,076 km (0.056 R)
• M47: 18,556,419 km (0.049 R)
• M48: 18,660,390 km (0.092 R)
• M49: 19,341,210 km (0.109 R)
• M50: 19,446,676 km (0.101 R)
• M51: 20,943,104 km (0.107 R)
• M52: 21,159,871 km (0.069 R)
• M53: 21,431,989 km (0.109 R)
• M54: 22,089,472 km (0.117 R)
• M55: 23,368,235 km (0.06 R)
• M56: 24,158,411 km (0.085 R)
• M57: 24,556,640 km (0.084 R)
• M58: 25,533,065 km (0.101 R)
• M59: 26,522,057 km (0.087 R)
• M60: 26,991,794 km (0.069 R)
• M61: 27,404,984 km (0.096 R)
• M62: 27,879,957 km (0.104 R)
• M63: 28,477,301 km (0.103 R)
• M64: 28,897,970 km (0.058 R)
• M65: 29,018,546 km (0.095 R)
• M66: 29,320,734 km (0.105 R)
• M67: 29,563,232 km (0.116 R)
• M68: 29,684,855 km (0.095 R)
• M69: 31,279,269 km (0.087 R)
• M70: 31,465,070 km (0.113 R)
• M71: 34,040,397 km (0.104 R)
• M72: 34,295,312 km (0.089 R)
• M73: 35,063,647 km (0.107 R)
• M74: 37,863,071 km (0.098 R)
• M75: 38,524,444 km (0.112 R)
• M76: 39,992,597 km (0.116 R)
• M77: 41,071,796 km (0.109 R)
• M78: 42,434,334 km (0.094 R)
• M79: 42,571,365 km (0.1 R)
• M80: 42,639,881 km (0.025 R)
• M81: 43,327,882 km (0.1 R)
• M82: 43,673,154 km (0.072 R)
• M83: 43,811,532 km (0.101 R)
• M84: 44,714,504 km (0.078 R)
• M85: 45,343,264 km (0.09 R)
• M86: 45,483,437 km (0.058 R)
• M87: 45,834,394 km (0.061 R)
• M88: 46,256,709 km (0.107 R)
• M89: 46,327,169 km (0.053 R)
• M90: 46,397,780 km (0.114 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: 426 - 12,258 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit