🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547

Radius: 11.4

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.62 AU - 0.7 AU

Year: 377 Days

Day: 6.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 38,648,027 km

• M1: 179,218 km (0.044 R)
• M2: 318,943 km (0.067 R)
• M3: 401,670 km (0.116 R)
• M4: 503,397 km (0.089 R)
• M5: 595,848 km (0.07 R)
• M6: 716,424 km (0.072 R)
• M7: 838,346 km (0.084 R)
• M8: 939,923 km (0.105 R)
• M9: 1,050,027 km (0.1 R)
• M10: 1,138,889 km (0.079 R)
• M11: 1,212,790 km (0.08 R)
• M12: 1,297,612 km (0.119 R)
• M13: 1,459,178 km (0.096 R)
• M14: 1,530,536 km (0.085 R)
• M15: 1,612,964 km (0.059 R)
• M16: 1,701,825 km (0.08 R)
• M17: 1,792,482 km (0.099 R)
• M18: 1,989,502 km (0.032 R)
• M19: 2,112,172 km (0.096 R)
• M20: 2,226,465 km (0.099 R)
• M21: 2,298,422 km (0.102 R)
• M22: 2,416,155 km (0.077 R)
• M23: 2,501,576 km (0.055 R)
• M24: 2,605,397 km (0.073 R)
• M25: 2,757,986 km (0.108 R)
• M26: 2,919,702 km (0.102 R)
• M27: 2,998,689 km (0.095 R)
• M28: 3,121,659 km (0.088 R)
• M29: 3,196,159 km (0.103 R)
• M30: 3,296,688 km (0.089 R)
• M31: 3,423,697 km (0.118 R)
• M32: 3,532,903 km (0.115 R)
• M33: 3,604,261 km (0.103 R)
• M34: 3,821,328 km (0.095 R)
• M35: 3,948,187 km (0.111 R)
• M36: 4,117,382 km (0.058 R)
• M37: 4,526,084 km (0.054 R)
• M38: 4,625,117 km (0.085 R)
• M39: 4,948,099 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681

Radius: 13.4

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.65 AU - 0.73 AU

Year: 403 Days

Day: 5.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 38,648,027 km

• M1: 167,101 km (0.069 R)
• M2: 257,009 km (0.076 R)
• M3: 344,374 km (0.042 R)
• M4: 446,250 km (0.089 R)
• M5: 542,292 km (0.107 R)
• M6: 636,389 km (0.076 R)
• M7: 752,776 km (0.103 R)
• M8: 844,480 km (0.117 R)
• M9: 966,253 km (0.118 R)
• M10: 1,301,202 km (0.11 R)
• M11: 1,419,385 km (0.106 R)
• M12: 1,551,928 km (0.071 R)
• M13: 1,769,743 km (0.096 R)
• M14: 1,863,092 km (0.031 R)
• M15: 2,165,280 km (0.087 R)
• M16: 2,265,660 km (0.111 R)
• M17: 2,349,584 km (0.08 R)
• M18: 2,446,823 km (0.094 R)
• M19: 2,532,991 km (0.118 R)
• M20: 2,651,622 km (0.105 R)
• M21: 2,765,765 km (0.104 R)
• M22: 2,868,689 km (0.09 R)
• M23: 2,953,361 km (0.06 R)
• M24: 3,171,924 km (0.098 R)
• M25: 3,327,655 km (0.106 R)
• M26: 3,520,487 km (0.064 R)
• M27: 3,646,598 km (0.053 R)
• M28: 3,874,435 km (0.065 R)
• M29: 4,041,087 km (0.116 R)
• M30: 4,306,923 km (0.108 R)
• M31: 4,396,831 km (0.058 R)
• M32: 4,608,961 km (0.05 R)
• M33: 4,816,902 km (0.05 R)
• M34: 4,988,640 km (0.036 R)
• M35: 5,083,186 km (0.091 R)
• M36: 5,178,330 km (0.117 R)
• M37: 5,418,884 km (0.105 R)
• M38: 5,548,735 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.8

Radius: 9.5

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.61 AU - 0.79 AU

Year: 412 Days

Day: 13.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 38,648,027 km

• M1: 119,379 km (0.027 R)
• M2: 179,817 km (0.082 R)
• M3: 239,955 km (0.109 R)
• M4: 318,195 km (0.088 R)
• M5: 390,450 km (0.075 R)
• M6: 452,982 km (0.117 R)
• M7: 517,010 km (0.106 R)
• M8: 639,082 km (0.065 R)
• M9: 724,353 km (0.118 R)
• M10: 942,766 km (0.055 R)
• M11: 1,078,601 km (0.112 R)
• M12: 1,143,825 km (0.113 R)
• M13: 1,210,546 km (0.062 R)
• M14: 1,351,766 km (0.076 R)
• M15: 1,556,566 km (0.09 R)
• M16: 1,658,741 km (0.064 R)
• M17: 1,779,616 km (0.102 R)
• M18: 1,845,290 km (0.066 R)
• M19: 1,916,050 km (0.116 R)
• M20: 1,983,369 km (0.037 R)
• M21: 2,116,361 km (0.026 R)
• M22: 2,177,397 km (0.078 R)
• M23: 2,328,192 km (0.115 R)
• M24: 2,413,911 km (0.079 R)
• M25: 2,482,427 km (0.062 R)
• M26: 2,556,179 km (0.053 R)
• M27: 2,644,890 km (0.038 R)
• M28: 2,801,220 km (0.067 R)
• M29: 2,970,415 km (0.045 R)
• M30: 3,158,011 km (0.107 R)
• M31: 3,354,583 km (0.104 R)
• M32: 3,524,227 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.2

Radius: 13.2

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.66 AU - 0.76 AU

Year: 421 Days

Day: 11.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 38,648,027 km

• M1: 173,534 km (0.052 R)
• M2: 276,756 km (0.025 R)
• M3: 380,876 km (0.045 R)
• M4: 468,541 km (0.057 R)
• M5: 647,908 km (0.048 R)
• M6: 735,274 km (0.117 R)
• M7: 856,747 km (0.107 R)
• M8: 977,772 km (0.114 R)
• M9: 1,064,838 km (0.059 R)
• M10: 1,179,729 km (0.083 R)
• M11: 1,316,611 km (0.117 R)
• M12: 1,477,279 km (0.086 R)
• M13: 1,564,794 km (0.079 R)
• M14: 1,654,253 km (0.1 R)
• M15: 1,858,305 km (0.086 R)
• M16: 2,112,472 km (0.072 R)
• M17: 2,196,246 km (0.064 R)
• M18: 2,334,924 km (0.094 R)
• M19: 2,565,155 km (0.115 R)
• M20: 2,745,869 km (0.053 R)
• M21: 2,907,435 km (0.052 R)
• M22: 3,398,864 km (0.112 R)
• M23: 3,686,241 km (0.064 R)
• M24: 3,878,026 km (0.085 R)
• M25: 4,198,464 km (0.103 R)
• M26: 4,507,085 km (0.074 R)
• M27: 4,657,431 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213

Radius: 8.4

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.66 AU - 0.82 AU

Year: 447 Days

Day: 9.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 38,648,027 km

• M1: 161,566 km (0.043 R)
• M2: 228,735 km (0.116 R)
• M3: 302,337 km (0.104 R)
• M4: 442,660 km (0.1 R)
• M5: 550,221 km (0.104 R)
• M6: 639,381 km (0.088 R)
• M7: 799,601 km (0.102 R)
• M8: 877,840 km (0.094 R)
• M9: 930,349 km (0.06 R)
• M10: 1,020,407 km (0.117 R)
• M11: 1,083,388 km (0.061 R)
• M12: 1,140,085 km (0.063 R)
• M13: 1,276,519 km (0.1 R)
• M14: 1,348,774 km (0.098 R)
• M15: 1,418,487 km (0.105 R)
• M16: 1,569,880 km (0.055 R)
• M17: 1,643,333 km (0.053 R)
• M18: 1,709,156 km (0.075 R)
• M19: 1,789,340 km (0.115 R)
• M20: 1,939,686 km (0.057 R)
• M21: 2,042,161 km (0.062 R)
• M22: 2,122,644 km (0.078 R)
• M23: 2,199,388 km (0.073 R)
• M24: 2,262,518 km (0.063 R)
• M25: 2,415,407 km (0.111 R)
• M26: 2,475,546 km (0.026 R)
• M27: 2,546,305 km (0.113 R)
• M28: 2,622,899 km (0.049 R)
• M29: 2,710,564 km (0.101 R)
• M30: 2,788,804 km (0.049 R)
• M31: 2,878,413 km (0.12 R)
• M32: 2,963,683 km (0.107 R)
• M33: 3,055,237 km (0.095 R)
• M34: 3,131,383 km (0.056 R)
• M35: 3,197,056 km (0.045 R)
• M36: 3,368,944 km (0.058 R)
• M37: 3,441,948 km (0.106 R)
• M38: 3,612,489 km (0.104 R)
• M39: 3,774,205 km (0.109 R)
• M40: 3,891,190 km (0.111 R)
• M41: 3,991,720 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.6

Radius: 13.8

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.92 AU - 1.18 AU

Year: 756 Days

Day: 11.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 38,648,027 km

• M1: 173,085 km (0.116 R)
• M2: 263,591 km (0.1 R)
• M3: 352,901 km (0.066 R)
• M4: 519,853 km (0.101 R)
• M5: 609,911 km (0.03 R)
• M6: 703,409 km (0.097 R)
• M7: 802,742 km (0.117 R)
• M8: 962,064 km (0.116 R)
• M9: 1,066,932 km (0.08 R)
• M10: 1,204,263 km (0.039 R)
• M11: 1,293,722 km (0.109 R)
• M12: 1,428,211 km (0.052 R)
• M13: 1,523,654 km (0.09 R)
• M14: 1,625,979 km (0.07 R)
• M15: 1,753,586 km (0.098 R)
• M16: 1,880,146 km (0.066 R)
• M17: 2,024,508 km (0.106 R)
• M18: 2,127,880 km (0.038 R)
• M19: 2,299,020 km (0.031 R)
• M20: 2,386,535 km (0.091 R)
• M21: 2,511,748 km (0.082 R)
• M22: 2,612,727 km (0.108 R)
• M23: 2,709,517 km (0.044 R)
• M24: 2,796,583 km (0.1 R)
• M25: 2,906,986 km (0.093 R)
• M26: 3,069,449 km (0.089 R)
• M27: 3,298,783 km (0.084 R)
• M28: 3,445,089 km (0.053 R)
• M29: 3,581,523 km (0.078 R)
• M30: 3,738,152 km (0.097 R)
• M31: 3,897,025 km (0.055 R)
• M32: 4,253,217 km (0.114 R)
• M33: 4,457,867 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.4

Radius: 14.1

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.24 AU - 1.46 AU

Year: 1103 Days

Day: 10.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 38,648,027 km

• M1: 184,903 km (0.079 R)
• M2: 279,000 km (0.1 R)
• M3: 393,143 km (0.093 R)
• M4: 510,578 km (0.117 R)
• M5: 631,752 km (0.03 R)
• M6: 795,561 km (0.066 R)
• M7: 890,407 km (0.109 R)
• M8: 999,314 km (0.096 R)
• M9: 1,179,878 km (0.102 R)
• M10: 1,290,581 km (0.032 R)
• M11: 1,405,023 km (0.11 R)
• M12: 1,592,320 km (0.106 R)
• M13: 1,680,283 km (0.112 R)
• M14: 1,843,046 km (0.058 R)
• M15: 2,107,086 km (0.115 R)
• M16: 2,323,405 km (0.114 R)
• M17: 2,424,233 km (0.119 R)
• M18: 2,567,997 km (0.055 R)
• M19: 2,721,634 km (0.075 R)
• M20: 2,849,839 km (0.097 R)
• M21: 2,958,148 km (0.088 R)
• M22: 3,090,094 km (0.073 R)
• M23: 3,239,093 km (0.097 R)
• M24: 3,482,489 km (0.063 R)
• M25: 3,606,505 km (0.102 R)
• M26: 3,963,296 km (0.104 R)
• M27: 4,248,879 km (0.098 R)
• M28: 4,423,459 km (0.106 R)
• M29: 4,541,343 km (0.054 R)
• M30: 4,694,232 km (0.068 R)
• M31: 4,788,628 km (0.112 R)
• M32: 4,935,683 km (0.077 R)
• M33: 5,031,724 km (0.092 R)
• M34: 5,154,843 km (0.069 R)
• M35: 5,377,146 km (0.084 R)
• M36: 5,584,489 km (0.104 R)
• M37: 5,748,747 km (0.095 R)
• M38: 6,063,202 km (0.09 R)
• M39: 6,364,492 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 243.2

Radius: 5.8

Gravity: 7.23 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.29 AU - 6.87 AU

Year: 9265 Days

Day: 17.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 38,648,027 km

• M1: 73,153 km (0.071 R)
• M2: 199,414 km (0.098 R)
• M3: 301,141 km (0.118 R)
• M4: 557,102 km (0.081 R)
• M5: 827,875 km (0.109 R)
• M6: 1,246,300 km (0.092 R)
• M7: 1,310,926 km (0.104 R)
• M8: 1,494,483 km (0.061 R)
• M9: 1,668,615 km (0.119 R)
• M10: 2,209,710 km (0.118 R)
• M11: 2,248,905 km (0.12 R)
• M12: 2,633,222 km (0.079 R)
• M13: 2,695,754 km (0.074 R)
• M14: 2,972,510 km (0.072 R)
• M15: 3,015,893 km (0.106 R)
• M16: 3,125,249 km (0.071 R)
• M17: 3,213,811 km (0.105 R)
• M18: 3,879,970 km (0.116 R)
• M19: 3,951,329 km (0.116 R)
• M20: 4,388,454 km (0.085 R)
• M21: 4,462,804 km (0.092 R)
• M22: 4,562,585 km (0.117 R)
• M23: 4,840,837 km (0.118 R)
• M24: 5,072,565 km (0.12 R)
• M25: 5,281,553 km (0.06 R)
• M26: 5,440,276 km (0.071 R)
• M27: 5,493,533 km (0.085 R)
• M28: 5,627,423 km (0.084 R)
• M29: 6,201,281 km (0.047 R)
• M30: 7,082,113 km (0.115 R)
• M31: 7,286,463 km (0.104 R)
• M32: 7,345,255 km (0.088 R)
• M33: 7,971,472 km (0.094 R)
• M34: 8,552,660 km (0.074 R)
• M35: 8,676,677 km (0.083 R)
• M36: 8,739,059 km (0.11 R)
• M37: 9,274,320 km (0.102 R)
• M38: 9,787,889 km (0.1 R)
• M39: 10,608,733 km (0.111 R)
• M40: 10,675,304 km (0.109 R)
• M41: 10,976,744 km (0.04 R)
• M42: 11,281,175 km (0.075 R)
• M43: 12,210,627 km (0.119 R)
• M44: 12,350,351 km (0.077 R)
• M45: 12,420,513 km (0.074 R)
• M46: 12,561,135 km (0.064 R)
• M47: 12,666,901 km (0.038 R)
• M48: 14,325,642 km (0.087 R)
• M49: 14,732,398 km (0.078 R)
• M50: 14,918,498 km (0.102 R)
• M51: 15,368,339 km (0.095 R)
• M52: 15,481,584 km (0.054 R)
• M53: 17,055,653 km (0.109 R)
• M54: 17,290,223 km (0.094 R)
• M55: 17,329,567 km (0.114 R)
• M56: 17,644,171 km (0.063 R)
• M57: 17,881,433 km (0.108 R)
• M58: 19,531,049 km (0.067 R)
• M59: 19,653,570 km (0.097 R)
• M60: 20,893,587 km (0.089 R)
• M61: 21,649,654 km (0.052 R)
• M62: 21,818,849 km (0.087 R)
• M63: 21,946,157 km (0.104 R)
• M64: 22,371,913 km (0.092 R)
• M65: 22,757,576 km (0.079 R)
• M66: 23,275,035 km (0.11 R)
• M67: 23,622,252 km (0.046 R)
• M68: 23,840,066 km (0.072 R)
• M69: 23,927,431 km (0.084 R)
• M70: 24,058,629 km (0.08 R)
• M71: 24,102,461 km (0.085 R)
• M72: 24,146,144 km (0.08 R)
• M73: 24,983,592 km (0.106 R)
• M74: 25,028,023 km (0.096 R)
• M75: 25,785,736 km (0.118 R)
• M76: 26,822,898 km (0.12 R)
• M77: 27,141,392 km (0.108 R)
• M78: 27,369,529 km (0.089 R)
• M79: 27,689,967 km (0.053 R)
• M80: 27,919,750 km (0.087 R)
• M81: 29,921,070 km (0.067 R)
• M82: 31,344,643 km (0.095 R)
• M83: 31,823,955 km (0.037 R)
• M84: 32,160,999 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 388.3

Radius: 3.6

Gravity: 29.96 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 5.23 AU - 6.21 AU

Year: 9616 Days

Day: 15.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 38,648,027 km

• M1: 89,310 km (0.089 R)
• M2: 145,858 km (0.047 R)
• M3: 170,691 km (0.108 R)
• M4: 425,606 km (0.077 R)
• M5: 556,354 km (0.082 R)
• M6: 744,399 km (0.087 R)
• M7: 1,001,408 km (0.115 R)
• M8: 1,229,096 km (0.095 R)
• M9: 1,689,708 km (0.096 R)
• M10: 1,812,528 km (0.083 R)
• M11: 2,198,341 km (0.105 R)
• M12: 2,354,970 km (0.109 R)
• M13: 2,377,709 km (0.099 R)
• M14: 2,822,463 km (0.043 R)
• M15: 2,846,698 km (0.12 R)
• M16: 4,386,509 km (0.119 R)
• M17: 6,579,165 km (0.117 R)
• M18: 6,611,179 km (0.088 R)
• M19: 9,302,444 km (0.099 R)
• M20: 9,700,973 km (0.055 R)
• M21: 9,920,732 km (0.107 R)
• M22: 9,957,533 km (0.085 R)
• M23: 10,290,688 km (0.097 R)
• M24: 10,740,379 km (0.086 R)
• M25: 10,816,076 km (0.119 R)
• M26: 11,504,226 km (0.109 R)
• M27: 11,542,822 km (0.067 R)
• M28: 11,814,641 km (0.099 R)
• M29: 12,602,573 km (0.085 R)
• M30: 13,939,530 km (0.093 R)
• M31: 14,021,958 km (0.093 R)
• M32: 14,187,413 km (0.039 R)
• M33: 15,363,253 km (0.084 R)
• M34: 15,704,934 km (0.063 R)
• M35: 15,790,654 km (0.095 R)
• M36: 16,005,925 km (0.085 R)
• M37: 16,265,477 km (0.113 R)
• M38: 17,494,873 km (0.107 R)
• M39: 17,628,314 km (0.077 R)
• M40: 18,030,882 km (0.077 R)
• M41: 18,210,698 km (0.069 R)
• M42: 18,936,098 km (0.096 R)
• M43: 19,670,774 km (0.072 R)
• M44: 19,809,600 km (0.059 R)
• M45: 20,134,826 km (0.085 R)
• M46: 20,461,698 km (0.066 R)
• M47: 21,643,521 km (0.115 R)
• M48: 21,786,835 km (0.112 R)
• M49: 22,074,363 km (0.096 R)
• M50: 22,266,745 km (0.118 R)
• M51: 22,508,047 km (0.069 R)
• M52: 22,653,306 km (0.062 R)
• M53: 22,701,626 km (0.082 R)
• M54: 23,530,847 km (0.081 R)
• M55: 25,319,140 km (0.076 R)
• M56: 26,229,593 km (0.07 R)
• M57: 27,202,129 km (0.102 R)
• M58: 28,342,962 km (0.098 R)
• M59: 29,024,530 km (0.118 R)
• M60: 30,189,897 km (0.105 R)
• M61: 30,510,486 km (0.096 R)
• M62: 31,424,678 km (0.074 R)
• M63: 32,566,260 km (0.083 R)
• M64: 33,004,881 km (0.079 R)
• M65: 33,279,842 km (0.1 R)
• M66: 33,943,009 km (0.086 R)
• M67: 34,443,414 km (0.056 R)
• M68: 35,507,503 km (0.056 R)
• M69: 35,845,744 km (0.064 R)
• M70: 36,696,058 km (0.117 R)
• M71: 36,981,042 km (0.113 R)
• M72: 37,610,401 km (0.074 R)
• M73: 37,782,737 km (0.056 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: 243 - 17,202 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit