🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.8

Radius: 9.9

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.5 AU - 0.76 AU

Year: 351 Days

Day: 7.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 75,448,426 km

• M1: 131,197 km (0.082 R)
• M2: 226,491 km (0.117 R)
• M3: 297,251 km (0.077 R)
• M4: 426,952 km (0.119 R)
• M5: 501,901 km (0.042 R)
• M6: 572,212 km (0.078 R)
• M7: 688,449 km (0.104 R)
• M8: 768,185 km (0.071 R)
• M9: 863,180 km (0.093 R)
• M10: 970,292 km (0.057 R)
• M11: 1,073,814 km (0.11 R)
• M12: 1,229,694 km (0.09 R)
• M13: 1,356,254 km (0.087 R)
• M14: 1,449,454 km (0.062 R)
• M15: 1,535,173 km (0.066 R)
• M16: 1,642,435 km (0.08 R)
• M17: 1,727,107 km (0.077 R)
• M18: 1,797,867 km (0.092 R)
• M19: 1,895,555 km (0.114 R)
• M20: 2,064,301 km (0.116 R)
• M21: 2,194,302 km (0.099 R)
• M22: 2,282,415 km (0.105 R)
• M23: 2,349,285 km (0.062 R)
• M24: 2,439,492 km (0.116 R)
• M25: 2,519,378 km (0.057 R)
• M26: 2,646,835 km (0.119 R)
• M27: 2,734,948 km (0.097 R)
• M28: 2,848,044 km (0.112 R)
• M29: 2,920,300 km (0.105 R)
• M30: 3,042,073 km (0.085 R)
• M31: 3,215,457 km (0.085 R)
• M32: 3,278,138 km (0.101 R)
• M33: 3,360,417 km (0.051 R)
• M34: 3,423,996 km (0.082 R)
• M35: 3,501,039 km (0.058 R)
• M36: 3,578,531 km (0.078 R)
• M37: 3,643,606 km (0.104 R)
• M38: 3,941,455 km (0.036 R)
• M39: 4,049,166 km (0.093 R)
• M40: 4,171,686 km (0.115 R)
• M41: 4,336,842 km (0.086 R)
• M42: 4,406,405 km (0.043 R)
• M43: 4,476,267 km (0.094 R)
• M44: 4,610,008 km (0.082 R)
• M45: 4,816,902 km (0.061 R)
• M46: 4,896,189 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.9

Radius: 13.7

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.84 AU - 1.17 AU

Year: 703 Days

Day: 5.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 75,448,426 km

• M1: 196,871 km (0.117 R)
• M2: 314,455 km (0.106 R)
• M3: 400,773 km (0.108 R)
• M4: 637,586 km (0.083 R)
• M5: 806,183 km (0.075 R)
• M6: 913,295 km (0.1 R)
• M7: 1,002,755 km (0.085 R)
• M8: 1,173,446 km (0.115 R)
• M9: 1,278,463 km (0.096 R)
• M10: 1,406,220 km (0.074 R)
• M11: 1,551,928 km (0.117 R)
• M12: 1,766,452 km (0.117 R)
• M13: 2,013,288 km (0.108 R)
• M14: 2,171,413 km (0.045 R)
• M15: 2,318,318 km (0.106 R)
• M16: 2,508,756 km (0.06 R)
• M17: 2,687,975 km (0.119 R)
• M18: 2,863,004 km (0.098 R)
• M19: 3,102,510 km (0.103 R)
• M20: 3,501,488 km (0.101 R)
• M21: 3,804,573 km (0.115 R)
• M22: 3,926,495 km (0.083 R)
• M23: 4,040,040 km (0.105 R)
• M24: 4,299,742 km (0.093 R)
• M25: 4,684,807 km (0.05 R)
• M26: 4,906,960 km (0.043 R)
• M27: 4,998,813 km (0.119 R)
• M28: 5,132,703 km (0.055 R)
• M29: 5,236,374 km (0.119 R)
• M30: 5,351,265 km (0.095 R)
• M31: 5,530,633 km (0.076 R)
• M32: 5,776,423 km (0.068 R)
• M33: 5,938,736 km (0.108 R)
• M34: 6,146,528 km (0.112 R)
• M35: 6,234,641 km (0.091 R)
• M36: 6,423,583 km (0.06 R)
• M37: 6,580,511 km (0.113 R)
• M38: 6,750,155 km (0.118 R)
• M39: 7,013,148 km (0.093 R)
• M40: 7,116,969 km (0.047 R)
• M41: 7,314,438 km (0.12 R)
• M42: 7,408,087 km (0.074 R)
• M43: 7,858,077 km (0.102 R)
• M44: 7,965,937 km (0.119 R)
• M45: 8,280,541 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.9

Radius: 13.9

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.93 AU - 1.33 AU

Year: 844 Days

Day: 9.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 75,448,426 km

• M1: 173,085 km (0.063 R)
• M2: 281,394 km (0.111 R)
• M3: 425,008 km (0.081 R)
• M4: 537,954 km (0.06 R)
• M5: 663,766 km (0.089 R)
• M6: 785,239 km (0.072 R)
• M7: 950,395 km (0.092 R)
• M8: 1,140,983 km (0.106 R)
• M9: 1,297,762 km (0.112 R)
• M10: 1,385,875 km (0.099 R)
• M11: 1,576,014 km (0.098 R)
• M12: 1,663,379 km (0.039 R)
• M13: 1,951,355 km (0.085 R)
• M14: 2,053,680 km (0.091 R)
• M15: 2,297,075 km (0.075 R)
• M16: 2,397,156 km (0.054 R)
• M17: 2,490,206 km (0.119 R)
• M18: 2,619,160 km (0.114 R)
• M19: 2,715,201 km (0.093 R)
• M20: 2,857,170 km (0.073 R)
• M21: 2,947,078 km (0.083 R)
• M22: 3,083,960 km (0.078 R)
• M23: 3,176,262 km (0.092 R)
• M24: 3,269,611 km (0.112 R)
• M25: 3,459,301 km (0.099 R)
• M26: 3,721,097 km (0.093 R)
• M27: 3,839,579 km (0.069 R)
• M28: 3,979,453 km (0.084 R)
• M29: 4,141,318 km (0.073 R)
• M30: 4,419,719 km (0.086 R)
• M31: 4,598,190 km (0.096 R)
• M32: 4,854,301 km (0.09 R)
• M33: 4,973,232 km (0.111 R)
• M34: 5,115,200 km (0.113 R)
• M35: 5,258,365 km (0.083 R)
• M36: 5,391,806 km (0.111 R)
• M37: 5,537,664 km (0.11 R)
• M38: 5,650,760 km (0.096 R)
• M39: 5,902,384 km (0.108 R)
• M40: 6,535,632 km (0.051 R)
• M41: 6,751,502 km (0.118 R)
• M42: 6,848,291 km (0.102 R)
• M43: 6,957,647 km (0.063 R)
• M44: 7,116,670 km (0.088 R)
• M45: 7,363,806 km (0.093 R)
• M46: 7,513,403 km (0.118 R)
• M47: 7,601,217 km (0.068 R)
• M48: 7,701,897 km (0.093 R)
• M49: 7,803,175 km (0.08 R)
• M50: 8,058,089 km (0.116 R)
• M51: 8,276,801 km (0.101 R)
• M52: 8,406,503 km (0.083 R)
• M53: 8,510,772 km (0.095 R)
• M54: 8,602,326 km (0.098 R)
• M55: 8,865,768 km (0.081 R)
• M56: 8,985,147 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.2

Radius: 11.2

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.29 AU - 1.59 AU

Year: 1215 Days

Day: 9.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 75,448,426 km

• M1: 140,772 km (0.116 R)
• M2: 267,032 km (0.094 R)
• M3: 584,778 km (0.111 R)
• M4: 705,952 km (0.109 R)
• M5: 780,901 km (0.064 R)
• M6: 934,089 km (0.057 R)
• M7: 1,011,730 km (0.103 R)
• M8: 1,085,333 km (0.051 R)
• M9: 1,167,462 km (0.107 R)
• M10: 1,399,338 km (0.057 R)
• M11: 1,639,293 km (0.111 R)
• M12: 1,794,127 km (0.104 R)
• M13: 1,907,971 km (0.074 R)
• M14: 2,182,932 km (0.08 R)
• M15: 2,280,320 km (0.116 R)
• M16: 2,354,222 km (0.12 R)
• M17: 2,513,095 km (0.12 R)
• M18: 2,675,708 km (0.077 R)
• M19: 2,841,761 km (0.064 R)
• M20: 2,957,251 km (0.093 R)
• M21: 3,029,207 km (0.086 R)
• M22: 3,174,916 km (0.067 R)
• M23: 3,267,217 km (0.094 R)
• M24: 3,341,717 km (0.106 R)
• M25: 3,426,240 km (0.097 R)
• M26: 3,597,230 km (0.119 R)
• M27: 3,713,019 km (0.077 R)
• M28: 3,820,131 km (0.068 R)
• M29: 4,269,374 km (0.052 R)
• M30: 4,505,589 km (0.118 R)
• M31: 4,745,992 km (0.11 R)
• M32: 5,087,674 km (0.058 R)
• M33: 5,283,498 km (0.099 R)
• M34: 5,360,241 km (0.074 R)
• M35: 5,548,286 km (0.111 R)
• M36: 5,749,944 km (0.093 R)
• M37: 6,068,288 km (0.075 R)
• M38: 6,206,516 km (0.112 R)
• M39: 6,533,238 km (0.104 R)
• M40: 6,734,298 km (0.077 R)
• M41: 6,805,806 km (0.117 R)
• M42: 6,877,463 km (0.05 R)
• M43: 7,021,675 km (0.098 R)
• M44: 7,386,694 km (0.052 R)
• M45: 7,645,798 km (0.08 R)
• M46: 8,428,643 km (0.113 R)
• M47: 8,595,894 km (0.098 R)
• M48: 8,777,505 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.7

Radius: 14.6

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.32 AU - 2.88 AU

Year: 2947 Days

Day: 9.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 75,448,426 km

• M1: 187,596 km (0.117 R)
• M2: 310,416 km (0.099 R)
• M3: 422,165 km (0.096 R)
• M4: 563,984 km (0.102 R)
• M5: 666,758 km (0.068 R)
• M6: 798,105 km (0.04 R)
• M7: 1,175,690 km (0.08 R)
• M8: 1,275,920 km (0.052 R)
• M9: 1,499,270 km (0.102 R)
• M10: 1,837,062 km (0.102 R)
• M11: 2,045,751 km (0.113 R)
• M12: 2,262,518 km (0.102 R)
• M13: 2,536,282 km (0.085 R)
• M14: 2,719,240 km (0.057 R)
• M15: 2,838,021 km (0.113 R)
• M16: 3,028,310 km (0.089 R)
• M17: 3,550,705 km (0.053 R)
• M18: 3,662,305 km (0.045 R)
• M19: 4,517,407 km (0.07 R)
• M20: 5,030,378 km (0.118 R)
• M21: 5,156,339 km (0.117 R)
• M22: 5,583,890 km (0.098 R)
• M23: 5,934,248 km (0.071 R)
• M24: 6,246,758 km (0.104 R)
• M25: 6,405,033 km (0.107 R)
• M26: 6,679,545 km (0.11 R)
• M27: 6,795,184 km (0.045 R)
• M28: 7,264,024 km (0.042 R)
• M29: 7,406,890 km (0.053 R)
• M30: 8,110,000 km (0.116 R)
• M31: 8,307,918 km (0.102 R)
• M32: 8,860,083 km (0.053 R)
• M33: 9,243,503 km (0.077 R)
• M34: 9,502,158 km (0.118 R)
• M35: 9,789,535 km (0.057 R)
• M36: 10,026,648 km (0.105 R)
• M37: 10,132,713 km (0.119 R)
• M38: 10,426,373 km (0.094 R)
• M39: 10,533,784 km (0.106 R)
• M40: 10,722,727 km (0.105 R)
• M41: 10,831,185 km (0.049 R)
• M42: 10,994,696 km (0.097 R)
• M43: 11,158,954 km (0.112 R)
• M44: 11,628,691 km (0.098 R)
• M45: 11,796,091 km (0.096 R)
• M46: 11,908,140 km (0.118 R)
• M47: 12,246,381 km (0.084 R)
• M48: 12,473,620 km (0.066 R)
• M49: 12,587,913 km (0.118 R)
• M50: 12,702,355 km (0.08 R)
• M51: 12,961,309 km (0.12 R)
• M52: 13,338,445 km (0.107 R)
• M53: 13,689,851 km (0.06 R)
• M54: 13,837,205 km (0.09 R)
• M55: 14,461,626 km (0.115 R)
• M56: 14,913,262 km (0.094 R)
• M57: 15,064,954 km (0.114 R)
• M58: 15,186,577 km (0.118 R)
• M59: 15,461,538 km (0.119 R)
• M60: 16,265,178 km (0.039 R)
• M61: 16,861,026 km (0.096 R)
• M62: 17,019,002 km (0.031 R)
• M63: 17,145,711 km (0.094 R)
• M64: 17,559,798 km (0.109 R)
• M65: 18,953,153 km (0.118 R)
• M66: 19,117,561 km (0.076 R)
• M67: 19,613,328 km (0.112 R)
• M68: 20,415,472 km (0.042 R)
• M69: 20,516,600 km (0.091 R)
• M70: 21,126,211 km (0.073 R)
• M71: 21,673,141 km (0.102 R)
• M72: 22,121,037 km (0.118 R)
• M73: 22,432,949 km (0.038 R)
• M74: 22,641,638 km (0.111 R)
• M75: 23,553,437 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155

Radius: 11.3

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.04 AU - 3.54 AU

Year: 4195 Days

Day: 7.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 75,448,426 km

• M1: 224,846 km (0.078 R)
• M2: 311,164 km (0.063 R)
• M3: 403,316 km (0.091 R)
• M4: 507,735 km (0.105 R)
• M5: 840,590 km (0.068 R)
• M6: 927,656 km (0.099 R)
• M7: 1,092,663 km (0.073 R)
• M8: 1,369,419 km (0.112 R)
• M9: 1,548,637 km (0.1 R)
• M10: 1,758,224 km (0.103 R)
• M11: 1,930,411 km (0.08 R)
• M12: 2,024,658 km (0.113 R)
• M13: 2,341,655 km (0.117 R)
• M14: 2,417,053 km (0.056 R)
• M15: 2,622,451 km (0.108 R)
• M16: 2,820,219 km (0.098 R)
• M17: 2,914,316 km (0.074 R)
• M18: 3,329,151 km (0.065 R)
• M19: 3,514,952 km (0.112 R)
• M20: 3,674,872 km (0.025 R)
• M21: 3,822,226 km (0.04 R)
• M22: 3,986,783 km (0.091 R)
• M23: 4,123,067 km (0.094 R)
• M24: 4,214,920 km (0.107 R)
• M25: 4,478,661 km (0.107 R)
• M26: 4,588,915 km (0.087 R)
• M27: 4,796,108 km (0.052 R)
• M28: 5,055,211 km (0.088 R)
• M29: 5,252,680 km (0.05 R)
• M30: 5,435,938 km (0.102 R)
• M31: 6,260,372 km (0.032 R)
• M32: 6,849,787 km (0.063 R)
• M33: 7,050,248 km (0.084 R)
• M34: 7,142,102 km (0.075 R)
• M35: 7,271,205 km (0.084 R)
• M36: 7,363,955 km (0.108 R)
• M37: 7,513,104 km (0.093 R)
• M38: 7,738,698 km (0.104 R)
• M39: 8,216,214 km (0.094 R)
• M40: 8,351,600 km (0.116 R)
• M41: 8,722,902 km (0.115 R)
• M42: 8,980,061 km (0.11 R)
• M43: 9,179,475 km (0.086 R)
• M44: 9,320,097 km (0.04 R)
• M45: 9,562,745 km (0.078 R)
• M46: 9,746,002 km (0.077 R)
• M47: 9,868,972 km (0.071 R)
• M48: 10,199,134 km (0.071 R)
• M49: 10,344,842 km (0.093 R)
• M50: 10,575,073 km (0.107 R)
• M51: 10,785,857 km (0.113 R)
• M52: 10,913,015 km (0.107 R)
• M53: 11,019,379 km (0.102 R)
• M54: 11,104,650 km (0.067 R)
• M55: 11,469,669 km (0.044 R)
• M56: 12,366,508 km (0.068 R)
• M57: 12,455,220 km (0.102 R)
• M58: 12,588,661 km (0.087 R)
• M59: 12,812,160 km (0.103 R)
• M60: 13,014,416 km (0.079 R)
• M61: 13,308,376 km (0.044 R)
• M62: 13,696,283 km (0.066 R)
• M63: 13,787,987 km (0.087 R)
• M64: 13,926,066 km (0.026 R)
• M65: 14,134,156 km (0.075 R)
• M66: 14,273,432 km (0.025 R)
• M67: 15,308,350 km (0.108 R)
• M68: 15,570,894 km (0.027 R)
• M69: 15,979,596 km (0.112 R)
• M70: 16,076,236 km (0.114 R)
• M71: 16,173,175 km (0.109 R)
• M72: 16,294,499 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 977

Radius: 8

Gravity: 15.27 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 6.73 AU - 9.69 AU

Year: 16536 Days

Day: 23.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 75,448,426 km

• M1: 106,214 km (0.07 R)
• M2: 198,516 km (0.109 R)
• M3: 266,434 km (0.055 R)
• M4: 842,834 km (0.118 R)
• M5: 1,678,189 km (0.112 R)
• M6: 2,773,844 km (0.062 R)
• M7: 3,389,589 km (0.097 R)
• M8: 3,469,474 km (0.099 R)
• M9: 4,831,712 km (0.074 R)
• M10: 4,967,098 km (0.118 R)
• M11: 6,095,066 km (0.083 R)
• M12: 6,290,590 km (0.067 R)
• M13: 6,438,543 km (0.055 R)
• M14: 7,350,641 km (0.076 R)
• M15: 7,454,462 km (0.117 R)
• M16: 8,573,903 km (0.114 R)
• M17: 8,683,259 km (0.057 R)
• M18: 8,738,161 km (0.079 R)
• M19: 9,236,921 km (0.102 R)
• M20: 9,688,108 km (0.104 R)
• M21: 10,146,476 km (0.119 R)
• M22: 11,084,454 km (0.093 R)
• M23: 11,503,478 km (0.027 R)
• M24: 13,041,942 km (0.078 R)
• M25: 13,357,295 km (0.099 R)
• M26: 13,675,190 km (0.034 R)
• M27: 13,867,124 km (0.045 R)
• M28: 13,931,302 km (0.083 R)
• M29: 14,905,932 km (0.109 R)
• M30: 15,235,795 km (0.104 R)
• M31: 16,239,447 km (0.114 R)
• M32: 16,442,751 km (0.118 R)
• M33: 16,715,168 km (0.091 R)
• M34: 18,876,259 km (0.058 R)
• M35: 19,448,022 km (0.07 R)
• M36: 19,736,148 km (0.051 R)
• M37: 20,170,879 km (0.055 R)
• M38: 21,197,569 km (0.079 R)
• M39: 21,642,773 km (0.118 R)
• M40: 22,466,907 km (0.058 R)
• M41: 23,607,442 km (0.08 R)
• M42: 24,300,678 km (0.117 R)
• M43: 24,533,303 km (0.066 R)
• M44: 24,922,556 km (0.091 R)
• M45: 28,190,821 km (0.041 R)
• M46: 28,353,584 km (0.118 R)
• M47: 28,762,135 km (0.114 R)
• M48: 29,750,379 km (0.115 R)
• M49: 31,253,688 km (0.08 R)
• M50: 31,422,285 km (0.11 R)
• M51: 31,844,899 km (0.117 R)
• M52: 31,929,721 km (0.071 R)
• M53: 32,014,543 km (0.055 R)
• M54: 33,813,607 km (0.119 R)
• M55: 34,943,519 km (0.068 R)
• M56: 35,645,133 km (0.085 R)
• M57: 36,174,261 km (0.119 R)
• M58: 37,062,124 km (0.118 R)
• M59: 37,240,595 km (0.104 R)
• M60: 37,777,501 km (0.083 R)
• M61: 39,040,407 km (0.034 R)
• M62: 41,978,509 km (0.119 R)
• M63: 42,257,659 km (0.096 R)
• M64: 44,133,915 km (0.119 R)
• M65: 44,228,461 km (0.116 R)
• M66: 45,463,541 km (0.107 R)
• M67: 47,192,144 km (0.114 R)
• M68: 48,259,076 km (0.063 R)
• M69: 50,416,726 km (0.056 R)
• M70: 50,812,413 km (0.083 R)
• M71: 51,606,927 km (0.074 R)
• M72: 52,605,792 km (0.103 R)
• M73: 53,208,073 km (0.059 R)
• M74: 54,115,983 km (0.081 R)
• M75: 54,927,102 km (0.06 R)
• M76: 58,315,943 km (0.077 R)
• M77: 58,835,197 km (0.119 R)
• M78: 60,192,648 km (0.103 R)
• M79: 60,402,384 km (0.117 R)
• M80: 61,454,805 km (0.109 R)
• M81: 62,619,425 km (0.098 R)
• M82: 63,044,731 km (0.113 R)
• M83: 63,791,225 km (0.116 R)
• M84: 64,005,150 km (0.092 R)
• M85: 64,219,224 km (0.106 R)
• M86: 64,326,336 km (0.101 R)
• M87: 66,156,666 km (0.09 R)
• M88: 67,132,643 km (0.075 R)
• M89: 68,331,969 km (0.102 R)
• M90: 70,309,653 km (0.049 R)
• M91: 71,638,531 km (0.046 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 12,778 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit