🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.6

Radius: 13.7

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.14 AU - 1.26 AU

Year: 892 Days

Day: 5.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 43,745,852 km

• M1: 175,179 km (0.117 R)
• M2: 267,780 km (0.064 R)
• M3: 395,088 km (0.09 R)
• M4: 500,106 km (0.111 R)
• M5: 605,423 km (0.096 R)
• M6: 746,643 km (0.111 R)
• M7: 929,900 km (0.096 R)
• M8: 1,019,958 km (0.091 R)
• M9: 1,177,335 km (0.113 R)
• M10: 1,326,484 km (0.065 R)
• M11: 1,547,590 km (0.112 R)
• M12: 1,718,730 km (0.06 R)
• M13: 1,896,303 km (0.068 R)
• M14: 2,060,112 km (0.092 R)
• M15: 2,374,268 km (0.114 R)
• M16: 2,465,971 km (0.086 R)
• M17: 3,033,845 km (0.115 R)
• M18: 3,195,859 km (0.051 R)
• M19: 3,281,878 km (0.109 R)
• M20: 3,408,438 km (0.116 R)
• M21: 3,512,558 km (0.087 R)
• M22: 3,699,256 km (0.097 R)
• M23: 3,856,035 km (0.119 R)
• M24: 4,032,111 km (0.115 R)
• M25: 4,202,204 km (0.113 R)
• M26: 4,348,661 km (0.088 R)
• M27: 4,540,744 km (0.071 R)
• M28: 4,718,018 km (0.078 R)
• M29: 4,825,429 km (0.094 R)
• M30: 5,061,046 km (0.109 R)
• M31: 5,207,951 km (0.069 R)
• M32: 5,346,927 km (0.1 R)
• M33: 5,468,401 km (0.088 R)
• M34: 5,562,498 km (0.115 R)
• M35: 5,714,190 km (0.095 R)
• M36: 5,896,250 km (0.111 R)
• M37: 6,138,599 km (0.077 R)
• M38: 6,593,227 km (0.103 R)
• M39: 6,824,655 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.8

Radius: 9.9

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.5 AU - 1.72 AU

Year: 1386 Days

Day: 13.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 43,745,852 km

• M1: 125,213 km (0.118 R)
• M2: 201,060 km (0.098 R)
• M3: 301,290 km (0.093 R)
• M4: 458,817 km (0.104 R)
• M5: 614,398 km (0.088 R)
• M6: 699,370 km (0.083 R)
• M7: 867,368 km (0.092 R)
• M8: 971,788 km (0.097 R)
• M9: 1,218,774 km (0.087 R)
• M10: 1,328,429 km (0.092 R)
• M11: 1,441,525 km (0.1 R)
• M12: 1,521,710 km (0.1 R)
• M13: 1,659,040 km (0.091 R)
• M14: 1,945,969 km (0.096 R)
• M15: 2,125,786 km (0.092 R)
• M16: 2,207,616 km (0.045 R)
• M17: 2,502,024 km (0.109 R)
• M18: 2,831,738 km (0.109 R)
• M19: 2,899,356 km (0.09 R)
• M20: 2,978,942 km (0.038 R)
• M21: 3,128,690 km (0.114 R)
• M22: 3,435,814 km (0.099 R)
• M23: 3,520,187 km (0.082 R)
• M24: 3,678,761 km (0.065 R)
• M25: 4,066,369 km (0.118 R)
• M26: 4,245,887 km (0.096 R)
• M27: 4,559,444 km (0.117 R)
• M28: 4,625,865 km (0.094 R)
• M29: 4,759,456 km (0.096 R)
• M30: 4,880,780 km (0.081 R)
• M31: 5,071,667 km (0.111 R)
• M32: 5,140,332 km (0.107 R)
• M33: 5,237,122 km (0.077 R)
• M34: 5,488,895 km (0.072 R)
• M35: 5,559,506 km (0.041 R)
• M36: 5,744,558 km (0.117 R)
• M37: 5,917,344 km (0.097 R)
• M38: 6,004,260 km (0.111 R)
• M39: 6,194,249 km (0.093 R)
• M40: 6,430,764 km (0.104 R)
• M41: 6,520,223 km (0.075 R)
• M42: 6,730,558 km (0.112 R)
• M43: 6,866,991 km (0.086 R)
• M44: 6,989,063 km (0.041 R)
• M45: 7,453,265 km (0.104 R)
• M46: 7,531,505 km (0.055 R)
• M47: 7,610,193 km (0.064 R)
• M48: 7,863,612 km (0.045 R)
• M49: 8,103,717 km (0.096 R)
• M50: 8,395,133 km (0.08 R)
• M51: 8,574,950 km (0.107 R)
• M52: 8,755,963 km (0.079 R)
• M53: 9,800,007 km (0.09 R)
• M54: 10,075,716 km (0.059 R)
• M55: 10,162,483 km (0.061 R)
• M56: 10,249,399 km (0.073 R)
• M57: 11,043,315 km (0.108 R)
• M58: 11,132,774 km (0.101 R)
• M59: 11,348,494 km (0.061 R)
• M60: 12,095,586 km (0.09 R)
• M61: 12,187,888 km (0.115 R)
• M62: 12,503,091 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.4

Radius: 11.3

Gravity: 7.74 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.89 AU - 2.31 AU

Year: 2064 Days

Day: 6.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 43,745,852 km

• M1: 145,260 km (0.087 R)
• M2: 238,160 km (0.105 R)
• M3: 402,867 km (0.05 R)
• M4: 526,136 km (0.092 R)
• M5: 707,748 km (0.094 R)
• M6: 980,315 km (0.05 R)
• M7: 1,155,943 km (0.078 R)
• M8: 1,387,520 km (0.084 R)
• M9: 1,503,309 km (0.116 R)
• M10: 1,598,453 km (0.095 R)
• M11: 1,921,734 km (0.115 R)
• M12: 1,999,376 km (0.095 R)
• M13: 2,375,913 km (0.101 R)
• M14: 2,586,846 km (0.03 R)
• M15: 2,907,584 km (0.102 R)
• M16: 3,444,341 km (0.074 R)
• M17: 3,571,350 km (0.101 R)
• M18: 3,863,066 km (0.086 R)
• M19: 4,061,881 km (0.037 R)
• M20: 4,230,179 km (0.106 R)
• M21: 4,332,205 km (0.099 R)
• M22: 4,521,596 km (0.056 R)
• M23: 4,608,662 km (0.067 R)
• M24: 4,713,679 km (0.119 R)
• M25: 5,016,017 km (0.076 R)
• M26: 5,639,541 km (0.055 R)
• M27: 5,865,433 km (0.119 R)
• M28: 6,017,724 km (0.113 R)
• M29: 6,094,468 km (0.109 R)
• M30: 6,268,151 km (0.058 R)
• M31: 6,423,882 km (0.096 R)
• M32: 6,959,143 km (0.061 R)
• M33: 7,242,482 km (0.083 R)
• M34: 7,447,132 km (0.093 R)
• M35: 7,716,109 km (0.118 R)
• M36: 7,841,322 km (0.107 R)
• M37: 8,520,496 km (0.1 R)
• M38: 8,606,665 km (0.12 R)
• M39: 8,823,582 km (0.092 R)
• M40: 9,042,294 km (0.098 R)
• M41: 9,240,660 km (0.065 R)
• M42: 9,373,803 km (0.057 R)
• M43: 9,754,230 km (0.089 R)
• M44: 9,867,176 km (0.116 R)
• M45: 10,071,377 km (0.112 R)
• M46: 10,369,077 km (0.105 R)
• M47: 11,588,150 km (0.118 R)
• M48: 11,875,977 km (0.114 R)
• M49: 11,972,467 km (0.106 R)
• M50: 12,263,285 km (0.048 R)
• M51: 12,360,823 km (0.067 R)
• M52: 12,507,579 km (0.094 R)
• M53: 13,676,985 km (0.087 R)
• M54: 14,210,900 km (0.118 R)
• M55: 14,313,225 km (0.078 R)
• M56: 15,063,458 km (0.087 R)
• M57: 15,141,848 km (0.111 R)
• M58: 15,588,248 km (0.074 R)
• M59: 15,773,300 km (0.116 R)
• M60: 16,119,021 km (0.07 R)
• M61: 16,494,212 km (0.09 R)
• M62: 16,980,705 km (0.057 R)
• M63: 17,280,349 km (0.1 R)
• M64: 17,417,231 km (0.06 R)
• M65: 17,691,893 km (0.03 R)
• M66: 18,023,402 km (0.04 R)
• M67: 18,776,777 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40

Radius: 10.7

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.93 AU - 2.99 AU

Year: 2617 Days

Day: 7.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 43,745,852 km

• M1: 136,583 km (0.117 R)
• M2: 321,635 km (0.075 R)
• M3: 409,449 km (0.07 R)
• M4: 479,461 km (0.109 R)
• M5: 550,071 km (0.087 R)
• M6: 638,633 km (0.064 R)
• M7: 713,432 km (0.088 R)
• M8: 796,609 km (0.114 R)
• M9: 1,034,020 km (0.097 R)
• M10: 1,416,991 km (0.093 R)
• M11: 1,492,538 km (0.1 R)
• M12: 1,836,015 km (0.039 R)
• M13: 2,038,421 km (0.108 R)
• M14: 2,109,928 km (0.077 R)
• M15: 2,196,845 km (0.06 R)
• M16: 2,270,297 km (0.116 R)
• M17: 2,412,266 km (0.086 R)
• M18: 2,580,264 km (0.054 R)
• M19: 2,887,688 km (0.11 R)
• M20: 3,091,141 km (0.118 R)
• M21: 3,165,491 km (0.099 R)
• M22: 3,685,643 km (0.097 R)
• M23: 4,186,796 km (0.026 R)
• M24: 4,260,099 km (0.099 R)
• M25: 4,766,787 km (0.108 R)
• M26: 4,920,573 km (0.061 R)
• M27: 4,988,341 km (0.086 R)
• M28: 5,066,281 km (0.075 R)
• M29: 5,342,140 km (0.03 R)
• M30: 5,734,535 km (0.119 R)
• M31: 6,136,355 km (0.043 R)
• M32: 6,335,470 km (0.107 R)
• M33: 6,547,450 km (0.089 R)
• M34: 6,772,445 km (0.045 R)
• M35: 7,208,224 km (0.031 R)
• M36: 7,340,768 km (0.112 R)
• M37: 7,507,569 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.9

Radius: 12.3

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.33 AU - 2.75 AU

Year: 2746 Days

Day: 13.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 43,745,852 km

• M1: 202,256 km (0.046 R)
• M2: 313,108 km (0.104 R)
• M3: 424,260 km (0.109 R)
• M4: 547,827 km (0.109 R)
• M5: 743,352 km (0.079 R)
• M6: 829,969 km (0.077 R)
• M7: 1,089,671 km (0.056 R)
• M8: 1,245,552 km (0.089 R)
• M9: 1,392,607 km (0.096 R)
• M10: 1,502,561 km (0.04 R)
• M11: 1,695,542 km (0.093 R)
• M12: 1,777,073 km (0.12 R)
• M13: 1,962,874 km (0.114 R)
• M14: 2,058,317 km (0.111 R)
• M15: 2,155,257 km (0.029 R)
• M16: 2,253,991 km (0.087 R)
• M17: 2,394,613 km (0.036 R)
• M18: 2,621,852 km (0.087 R)
• M19: 2,738,090 km (0.111 R)
• M20: 3,053,143 km (0.11 R)
• M21: 3,142,154 km (0.116 R)
• M22: 3,483,686 km (0.073 R)
• M23: 3,623,859 km (0.061 R)
• M24: 3,718,255 km (0.118 R)
• M25: 3,849,452 km (0.056 R)
• M26: 3,945,943 km (0.06 R)
• M27: 4,178,269 km (0.064 R)
• M28: 4,264,886 km (0.072 R)
• M29: 4,427,648 km (0.091 R)
• M30: 4,694,980 km (0.032 R)
• M31: 4,876,143 km (0.112 R)
• M32: 4,980,712 km (0.116 R)
• M33: 5,178,779 km (0.071 R)
• M34: 5,487,699 km (0.104 R)
• M35: 5,623,833 km (0.1 R)
• M36: 5,788,839 km (0.096 R)
• M37: 6,222,374 km (0.099 R)
• M38: 6,436,000 km (0.1 R)
• M39: 6,812,089 km (0.116 R)
• M40: 7,032,297 km (0.111 R)
• M41: 7,239,939 km (0.085 R)
• M42: 7,600,769 km (0.105 R)
• M43: 7,783,428 km (0.058 R)
• M44: 7,906,098 km (0.062 R)
• M45: 7,982,991 km (0.039 R)
• M46: 8,106,559 km (0.112 R)
• M47: 8,750,279 km (0.096 R)
• M48: 8,925,757 km (0.112 R)
• M49: 9,150,902 km (0.12 R)
• M50: 9,296,460 km (0.114 R)
• M51: 9,475,679 km (0.087 R)
• M52: 9,557,509 km (0.103 R)
• M53: 9,853,862 km (0.078 R)
• M54: 9,969,950 km (0.063 R)
• M55: 10,170,112 km (0.103 R)
• M56: 10,422,184 km (0.058 R)
• M57: 10,540,516 km (0.038 R)
• M58: 10,727,364 km (0.03 R)
• M59: 11,018,332 km (0.033 R)
• M60: 11,138,908 km (0.091 R)
• M61: 11,329,196 km (0.115 R)
• M62: 11,450,969 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 864.3

Radius: 4.4

Gravity: 44.64 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 5.68 AU - 5.72 AU

Year: 9230 Days

Day: 22.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 43,745,852 km

• M1: 83,476 km (0.1 R)
• M2: 830,268 km (0.081 R)
• M3: 943,663 km (0.118 R)
• M4: 1,042,099 km (0.102 R)
• M5: 1,102,686 km (0.088 R)
• M6: 1,335,011 km (0.11 R)
• M7: 1,868,477 km (0.112 R)
• M8: 2,170,516 km (0.05 R)
• M9: 2,541,817 km (0.064 R)
• M10: 2,990,013 km (0.105 R)
• M11: 3,018,735 km (0.117 R)
• M12: 3,134,973 km (0.049 R)
• M13: 3,223,236 km (0.103 R)
• M14: 3,522,880 km (0.12 R)
• M15: 3,614,584 km (0.06 R)
• M16: 4,148,798 km (0.089 R)
• M17: 4,408,799 km (0.072 R)
• M18: 5,677,838 km (0.116 R)
• M19: 6,002,615 km (0.116 R)
• M20: 6,333,226 km (0.114 R)
• M21: 6,707,669 km (0.03 R)
• M22: 7,635,176 km (0.103 R)
• M23: 8,113,889 km (0.077 R)
• M24: 8,479,207 km (0.061 R)
• M25: 9,100,038 km (0.082 R)
• M26: 9,142,075 km (0.089 R)
• M27: 9,394,746 km (0.057 R)
• M28: 9,950,502 km (0.068 R)
• M29: 10,516,581 km (0.118 R)
• M30: 10,692,957 km (0.112 R)
• M31: 11,362,856 km (0.114 R)
• M32: 11,498,541 km (0.115 R)
• M33: 11,680,153 km (0.073 R)
• M34: 12,462,699 km (0.117 R)
• M35: 12,509,224 km (0.092 R)
• M36: 12,789,720 km (0.089 R)
• M37: 13,309,573 km (0.084 R)
• M38: 13,980,968 km (0.05 R)
• M39: 15,306,854 km (0.092 R)
• M40: 15,506,567 km (0.076 R)
• M41: 16,929,243 km (0.059 R)
• M42: 17,760,708 km (0.093 R)
• M43: 18,076,060 km (0.109 R)
• M44: 19,032,739 km (0.074 R)
• M45: 19,247,561 km (0.119 R)
• M46: 19,679,749 km (0.101 R)
• M47: 20,498,499 km (0.099 R)
• M48: 21,663,417 km (0.068 R)
• M49: 21,719,367 km (0.042 R)
• M50: 22,112,809 km (0.109 R)
• M51: 22,282,004 km (0.116 R)
• M52: 22,735,735 km (0.117 R)
• M53: 22,849,579 km (0.078 R)
• M54: 23,364,345 km (0.092 R)
• M55: 23,479,236 km (0.079 R)
• M56: 24,697,262 km (0.11 R)
• M57: 24,872,890 km (0.084 R)
• M58: 25,876,243 km (0.082 R)
• M59: 26,233,483 km (0.118 R)
• M60: 26,592,368 km (0.08 R)
• M61: 27,073,325 km (0.116 R)
• M62: 27,133,763 km (0.12 R)
• M63: 27,435,950 km (0.103 R)
• M64: 28,349,694 km (0.11 R)
• M65: 28,656,519 km (0.081 R)
• M66: 28,964,392 km (0.095 R)
• M67: 30,019,356 km (0.081 R)
• M68: 30,081,738 km (0.103 R)
• M69: 30,520,060 km (0.099 R)
• M70: 31,213,147 km (0.081 R)
• M71: 31,847,741 km (0.078 R)
• M72: 32,807,561 km (0.111 R)
• M73: 32,871,888 km (0.058 R)
• M74: 33,323,374 km (0.099 R)
• M75: 33,776,955 km (0.106 R)
• M76: 33,841,881 km (0.118 R)
• M77: 33,971,881 km (0.052 R)
• M78: 34,232,481 km (0.089 R)
• M79: 34,821,148 km (0.063 R)
• M80: 35,942,235 km (0.11 R)
• M81: 36,274,192 km (0.092 R)
• M82: 36,340,764 km (0.098 R)
• M83: 37,949,389 km (0.109 R)
• M84: 38,762,304 km (0.061 R)
• M85: 39,992,597 km (0.094 R)
• M86: 40,267,708 km (0.113 R)
• M87: 41,166,043 km (0.101 R)
• M88: 41,304,870 km (0.119 R)
• M89: 43,264,602 km (0.048 R)
• M90: 43,971,751 km (0.073 R)
• M91: 45,541,033 km (0.086 R)
• M92: 46,693,684 km (0.094 R)
• M93: 48,660,597 km (0.032 R)
• M94: 48,954,258 km (0.051 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 416

Radius: 6.3

Gravity: 10.48 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 6.12 AU - 6.84 AU

Year: 11188 Days

Day: 22.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 43,745,852 km

• M1: 89,460 km (0.103 R)
• M2: 166,652 km (0.114 R)
• M3: 414,685 km (0.11 R)
• M4: 495,169 km (0.092 R)
• M5: 581,337 km (0.075 R)
• M6: 1,029,682 km (0.103 R)
• M7: 1,585,289 km (0.067 R)
• M8: 1,649,765 km (0.08 R)
• M9: 1,825,992 km (0.034 R)
• M10: 1,893,610 km (0.109 R)
• M11: 2,292,587 km (0.066 R)
• M12: 2,365,741 km (0.09 R)
• M13: 3,058,528 km (0.082 R)
• M14: 3,139,162 km (0.099 R)
• M15: 3,247,770 km (0.093 R)
• M16: 3,609,497 km (0.107 R)
• M17: 4,523,092 km (0.086 R)
• M18: 4,738,812 km (0.091 R)
• M19: 6,513,641 km (0.111 R)
• M20: 6,652,468 km (0.115 R)
• M21: 7,289,605 km (0.119 R)
• M22: 8,057,192 km (0.1 R)
• M23: 8,356,387 km (0.118 R)
• M24: 9,197,875 km (0.12 R)
• M25: 10,428,767 km (0.11 R)
• M26: 11,626,298 km (0.083 R)
• M27: 12,049,211 km (0.057 R)
• M28: 12,434,276 km (0.119 R)
• M29: 13,790,979 km (0.099 R)
• M30: 14,509,497 km (0.095 R)
• M31: 15,563,414 km (0.093 R)
• M32: 15,609,939 km (0.108 R)
• M33: 15,749,365 km (0.076 R)
• M34: 16,123,210 km (0.112 R)
• M35: 16,879,577 km (0.111 R)
• M36: 17,599,292 km (0.085 R)
• M37: 18,133,356 km (0.102 R)
• M38: 18,820,759 km (0.109 R)
• M39: 18,969,309 km (0.029 R)
• M40: 20,120,016 km (0.091 R)
• M41: 21,758,412 km (0.077 R)
• M42: 24,133,727 km (0.089 R)
• M43: 25,927,256 km (0.086 R)
• M44: 26,202,665 km (0.109 R)
• M45: 26,479,122 km (0.083 R)
• M46: 28,896,175 km (0.095 R)
• M47: 29,181,907 km (0.073 R)
• M48: 31,090,177 km (0.068 R)
• M49: 31,558,868 km (0.056 R)
• M50: 31,794,185 km (0.096 R)
• M51: 32,266,316 km (0.067 R)
• M52: 33,157,919 km (0.06 R)
• M53: 33,636,782 km (0.042 R)
• M54: 35,147,870 km (0.097 R)
• M55: 35,942,235 km (0.075 R)
• M56: 36,310,994 km (0.093 R)
• M57: 36,804,517 km (0.079 R)
• M58: 37,238,052 km (0.096 R)
• M59: 37,548,916 km (0.117 R)
• M60: 37,985,443 km (0.065 R)
• M61: 38,173,038 km (0.115 R)
• M62: 38,298,252 km (0.103 R)
• M63: 38,926,563 km (0.117 R)
• M64: 41,795,700 km (0.088 R)
• M65: 41,860,177 km (0.111 R)
• M66: 43,680,334 km (0.1 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 186 - 18,752 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit