🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.53 AU - 0.71 AU

Year: 320 Days

Day: 15.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 40,788,264 km

• M1: 36,651 km (0.053 R)
• M2: 64,477 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.62 AU - 0.64 AU

Year: 328 Days

Day: 15 Hours

Environment

Temp: -125 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53

Radius: 11.6

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.82 AU - 0.86 AU

Year: 505 Days

Day: 13.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,788,264 km

• M1: 166,203 km (0.07 R)
• M2: 331,359 km (0.067 R)
• M3: 417,378 km (0.09 R)
• M4: 542,741 km (0.09 R)
• M5: 621,130 km (0.073 R)
• M6: 727,794 km (0.044 R)
• M7: 831,465 km (0.091 R)
• M8: 906,114 km (0.119 R)
• M9: 1,065,885 km (0.108 R)
• M10: 1,168,210 km (0.119 R)
• M11: 1,247,347 km (0.068 R)
• M12: 1,374,206 km (0.115 R)
• M13: 1,458,130 km (0.101 R)
• M14: 1,560,007 km (0.112 R)
• M15: 1,674,299 km (0.115 R)
• M16: 1,757,775 km (0.119 R)
• M17: 1,832,275 km (0.098 R)
• M18: 1,960,330 km (0.045 R)
• M19: 2,055,624 km (0.116 R)
• M20: 2,134,612 km (0.066 R)
• M21: 2,262,219 km (0.115 R)
• M22: 2,347,639 km (0.1 R)
• M23: 2,433,957 km (0.105 R)
• M24: 2,586,996 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.7

Radius: 9.5

Gravity: 7.59 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.42 AU - 1.68 AU

Year: 1266 Days

Day: 12 Hours

Environment

Temp: -187 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 40,788,264 km

• M1: 121,174 km (0.085 R)
• M2: 334,950 km (0.101 R)
• M3: 496,515 km (0.114 R)
• M4: 634,295 km (0.089 R)
• M5: 799,451 km (0.054 R)
• M6: 869,612 km (0.102 R)
• M7: 1,016,667 km (0.111 R)
• M8: 1,344,436 km (0.114 R)
• M9: 1,412,204 km (0.095 R)
• M10: 1,481,169 km (0.103 R)
• M11: 1,649,765 km (0.092 R)
• M12: 1,796,820 km (0.109 R)
• M13: 1,862,493 km (0.087 R)
• M14: 1,948,213 km (0.094 R)
• M15: 2,015,831 km (0.092 R)
• M16: 2,103,795 km (0.101 R)
• M17: 2,233,496 km (0.12 R)
• M18: 2,355,418 km (0.081 R)
• M19: 2,521,622 km (0.083 R)
• M20: 2,616,916 km (0.115 R)
• M21: 2,713,257 km (0.095 R)
• M22: 2,887,688 km (0.114 R)
• M23: 3,020,979 km (0.09 R)
• M24: 3,236,251 km (0.118 R)
• M25: 3,717,956 km (0.087 R)
• M26: 3,973,469 km (0.109 R)
• M27: 4,234,667 km (0.115 R)
• M28: 4,310,363 km (0.093 R)
• M29: 4,643,518 km (0.049 R)
• M30: 4,826,476 km (0.1 R)
• M31: 5,253,578 km (0.085 R)
• M32: 5,720,623 km (0.044 R)
• M33: 5,945,169 km (0.079 R)
• M34: 6,044,203 km (0.061 R)
• M35: 6,201,131 km (0.042 R)
• M36: 6,301,661 km (0.086 R)
• M37: 6,475,344 km (0.116 R)
• M38: 6,577,370 km (0.113 R)
• M39: 6,738,786 km (0.118 R)
• M40: 6,856,968 km (0.034 R)
• M41: 7,781,034 km (0.076 R)
• M42: 8,455,720 km (0.037 R)
• M43: 8,583,327 km (0.096 R)
• M44: 8,743,846 km (0.102 R)
• M45: 8,856,643 km (0.091 R)
• M46: 9,018,807 km (0.081 R)
• M47: 9,116,494 km (0.103 R)
• M48: 9,477,923 km (0.099 R)
• M49: 9,627,221 km (0.052 R)
• M50: 9,743,758 km (0.099 R)
• M51: 9,810,628 km (0.101 R)
• M52: 9,995,232 km (0.118 R)
• M53: 10,333,922 km (0.104 R)
• M54: 10,727,963 km (0.101 R)
• M55: 10,797,077 km (0.105 R)
• M56: 10,970,311 km (0.053 R)
• M57: 11,337,125 km (0.105 R)
• M58: 11,654,871 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.6

Radius: 13.5

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.55 AU - 1.75 AU

Year: 1390 Days

Day: 9 Hours

Environment

Temp: -184 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 40,788,264 km

• M1: 209,437 km (0.067 R)
• M2: 330,013 km (0.077 R)
• M3: 680,222 km (0.1 R)
• M4: 793,916 km (0.097 R)
• M5: 914,941 km (0.102 R)
• M6: 1,246,898 km (0.094 R)
• M7: 1,408,913 km (0.059 R)
• M8: 1,578,557 km (0.072 R)
• M9: 1,765,105 km (0.115 R)
• M10: 1,897,200 km (0.092 R)
• M11: 2,619,309 km (0.089 R)
• M12: 2,830,392 km (0.056 R)
• M13: 3,059,276 km (0.117 R)
• M14: 3,145,295 km (0.094 R)
• M15: 3,257,045 km (0.084 R)
• M16: 3,574,492 km (0.026 R)
• M17: 3,665,148 km (0.05 R)
• M18: 3,756,702 km (0.044 R)
• M19: 3,915,425 km (0.115 R)
• M20: 4,266,980 km (0.109 R)
• M21: 4,488,535 km (0.088 R)
• M22: 4,586,671 km (0.079 R)
• M23: 5,030,079 km (0.097 R)
• M24: 5,176,086 km (0.096 R)
• M25: 5,502,359 km (0.099 R)
• M26: 5,713,442 km (0.12 R)
• M27: 5,988,852 km (0.103 R)
• M28: 6,206,217 km (0.073 R)
• M29: 6,473,549 km (0.104 R)
• M30: 6,568,992 km (0.108 R)
• M31: 7,052,492 km (0.102 R)
• M32: 7,397,914 km (0.101 R)
• M33: 7,698,456 km (0.083 R)
• M34: 7,782,680 km (0.025 R)
• M35: 8,054,200 km (0.103 R)
• M36: 8,958,220 km (0.104 R)
• M37: 9,225,102 km (0.082 R)
• M38: 9,803,148 km (0.11 R)
• M39: 9,986,107 km (0.096 R)
• M40: 10,078,109 km (0.058 R)
• M41: 10,170,411 km (0.075 R)
• M42: 10,355,763 km (0.085 R)
• M43: 10,467,513 km (0.12 R)
• M44: 10,579,561 km (0.102 R)
• M45: 10,710,908 km (0.117 R)
• M46: 10,805,155 km (0.114 R)
• M47: 10,918,550 km (0.118 R)
• M48: 11,568,403 km (0.107 R)
• M49: 12,113,089 km (0.076 R)
• M50: 12,289,914 km (0.039 R)
• M51: 12,388,648 km (0.083 R)
• M52: 12,507,280 km (0.099 R)
• M53: 12,845,670 km (0.087 R)
• M54: 13,086,373 km (0.092 R)
• M55: 13,288,180 km (0.096 R)
• M56: 13,409,654 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990.4

Radius: 10.4

Gravity: 9.16 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.45 AU - 1.87 AU

Year: 1403 Days

Day: 7.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 40,788,264 km

• M1: 164,408 km (0.05 R)
• M2: 236,813 km (0.088 R)
• M3: 321,635 km (0.074 R)
• M4: 397,930 km (0.115 R)
• M5: 508,034 km (0.085 R)
• M6: 608,863 km (0.111 R)
• M7: 695,032 km (0.057 R)
• M8: 1,048,980 km (0.085 R)
• M9: 1,218,624 km (0.109 R)
• M10: 1,407,267 km (0.06 R)
• M11: 1,698,085 km (0.1 R)
• M12: 1,792,332 km (0.056 R)
• M13: 1,931,608 km (0.111 R)
• M14: 2,278,525 km (0.085 R)
• M15: 2,465,373 km (0.093 R)
• M16: 2,916,710 km (0.036 R)
• M17: 3,005,122 km (0.075 R)
• M18: 3,288,610 km (0.039 R)
• M19: 3,380,762 km (0.114 R)
• M20: 3,702,996 km (0.047 R)
• M21: 3,854,090 km (0.073 R)
• M22: 3,965,391 km (0.088 R)
• M23: 4,091,651 km (0.117 R)
• M24: 4,233,769 km (0.051 R)
• M25: 4,305,427 km (0.076 R)
• M26: 4,610,606 km (0.095 R)
• M27: 4,758,559 km (0.054 R)
• M28: 4,833,058 km (0.119 R)
• M29: 5,273,175 km (0.069 R)
• M30: 5,584,339 km (0.098 R)
• M31: 5,853,465 km (0.051 R)
• M32: 5,965,514 km (0.097 R)
• M33: 6,175,550 km (0.083 R)
• M34: 6,536,679 km (0.109 R)
• M35: 6,636,311 km (0.077 R)
• M36: 6,853,976 km (0.099 R)
• M37: 6,938,349 km (0.077 R)
• M38: 7,108,143 km (0.068 R)
• M39: 7,176,509 km (0.103 R)
• M40: 7,262,229 km (0.042 R)
• M41: 7,713,416 km (0.109 R)
• M42: 8,102,221 km (0.085 R)
• M43: 8,263,188 km (0.107 R)
• M44: 8,606,515 km (0.101 R)
• M45: 8,862,477 km (0.063 R)
• M46: 9,968,454 km (0.119 R)
• M47: 10,353,369 km (0.104 R)
• M48: 10,430,861 km (0.057 R)
• M49: 10,566,995 km (0.111 R)
• M50: 10,703,877 km (0.11 R)
• M51: 10,880,552 km (0.104 R)
• M52: 10,959,390 km (0.113 R)
• M53: 11,038,528 km (0.091 R)
• M54: 11,536,838 km (0.084 R)
• M55: 11,718,151 km (0.105 R)
• M56: 12,083,469 km (0.083 R)
• M57: 12,390,743 km (0.029 R)
• M58: 12,473,022 km (0.097 R)
• M59: 12,576,394 km (0.045 R)
• M60: 12,762,942 km (0.108 R)
• M61: 13,454,683 km (0.094 R)
• M62: 14,309,635 km (0.069 R)
• M63: 14,374,560 km (0.109 R)
• M64: 14,461,177 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.1

Radius: 10.8

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2 AU - 2.02 AU

Year: 1869 Days

Day: 12.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 40,788,264 km

• M1: 134,488 km (0.071 R)
• M2: 309,668 km (0.078 R)
• M3: 402,867 km (0.095 R)
• M4: 534,663 km (0.047 R)
• M5: 620,682 km (0.111 R)
• M6: 732,132 km (0.075 R)
• M7: 1,010,683 km (0.11 R)
• M8: 1,103,284 km (0.072 R)
• M9: 1,335,311 km (0.12 R)
• M10: 1,477,129 km (0.034 R)
• M11: 1,596,957 km (0.11 R)
• M12: 1,713,195 km (0.088 R)
• M13: 1,853,667 km (0.084 R)
• M14: 1,932,655 km (0.1 R)
• M15: 2,005,359 km (0.092 R)
• M16: 2,244,716 km (0.081 R)
• M17: 2,329,239 km (0.086 R)
• M18: 2,461,932 km (0.082 R)
• M19: 2,573,083 km (0.091 R)
• M20: 2,702,336 km (0.052 R)
• M21: 2,866,894 km (0.089 R)
• M22: 3,034,892 km (0.037 R)
• M23: 3,137,217 km (0.086 R)
• M24: 3,240,739 km (0.1 R)
• M25: 3,345,457 km (0.09 R)
• M26: 3,603,214 km (0.094 R)
• M27: 3,675,470 km (0.108 R)
• M28: 3,775,701 km (0.081 R)
• M29: 3,904,504 km (0.083 R)
• M30: 4,138,176 km (0.029 R)
• M31: 4,319,040 km (0.113 R)
• M32: 4,502,298 km (0.066 R)
• M33: 4,599,985 km (0.093 R)
• M34: 4,787,281 km (0.12 R)
• M35: 5,007,340 km (0.119 R)
• M36: 5,179,826 km (0.047 R)
• M37: 5,261,656 km (0.076 R)
• M38: 5,354,257 km (0.065 R)
• M39: 5,436,985 km (0.101 R)
• M40: 5,656,146 km (0.03 R)
• M41: 5,803,949 km (0.077 R)
• M42: 6,168,369 km (0.118 R)
• M43: 6,309,589 km (0.082 R)
• M44: 6,975,749 km (0.071 R)
• M45: 7,259,835 km (0.059 R)
• M46: 7,582,667 km (0.104 R)
• M47: 7,710,723 km (0.104 R)
• M48: 7,863,163 km (0.113 R)
• M49: 7,969,228 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942

Radius: 10.4

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.36 AU - 3.34 AU

Year: 3156 Days

Day: 10.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 40,788,264 km

• M1: 133,441 km (0.058 R)
• M2: 204,201 km (0.085 R)
• M3: 325,974 km (0.084 R)
• M4: 395,986 km (0.102 R)
• M5: 675,135 km (0.041 R)
• M6: 771,027 km (0.063 R)
• M7: 860,487 km (0.08 R)
• M8: 930,050 km (0.075 R)
• M9: 1,202,617 km (0.079 R)
• M10: 1,348,625 km (0.063 R)
• M11: 1,543,102 km (0.088 R)
• M12: 1,702,424 km (0.065 R)
• M13: 1,806,843 km (0.098 R)
• M14: 1,898,098 km (0.109 R)
• M15: 2,148,973 km (0.116 R)
• M16: 2,377,559 km (0.108 R)
• M17: 2,631,277 km (0.087 R)
• M18: 2,911,773 km (0.045 R)
• M19: 3,128,391 km (0.06 R)
• M20: 3,331,844 km (0.057 R)
• M21: 3,558,784 km (0.08 R)
• M22: 3,674,124 km (0.096 R)
• M23: 3,810,407 km (0.113 R)
• M24: 4,067,716 km (0.106 R)
• M25: 4,895,441 km (0.109 R)
• M26: 5,132,105 km (0.062 R)
• M27: 5,683,971 km (0.072 R)
• M28: 6,024,157 km (0.117 R)
• M29: 6,139,048 km (0.096 R)
• M30: 6,324,549 km (0.093 R)
• M31: 6,417,898 km (0.096 R)
• M32: 6,796,082 km (0.103 R)
• M33: 7,181,595 km (0.116 R)
• M34: 7,401,504 km (0.117 R)
• M35: 7,773,105 km (0.065 R)
• M36: 8,074,844 km (0.068 R)
• M37: 8,201,703 km (0.109 R)
• M38: 8,303,729 km (0.095 R)
• M39: 8,741,752 km (0.107 R)
• M40: 8,976,770 km (0.073 R)
• M41: 9,506,496 km (0.102 R)
• M42: 9,856,256 km (0.077 R)
• M43: 9,937,637 km (0.09 R)
• M44: 10,100,848 km (0.09 R)
• M45: 11,439,300 km (0.029 R)
• M46: 11,553,294 km (0.039 R)
• M47: 11,667,736 km (0.076 R)
• M48: 12,013,307 km (0.088 R)
• M49: 12,158,268 km (0.072 R)
• M50: 12,362,319 km (0.097 R)
• M51: 12,892,045 km (0.056 R)
• M52: 13,070,216 km (0.115 R)
• M53: 13,159,676 km (0.109 R)
• M54: 13,943,120 km (0.117 R)
• M55: 14,340,601 km (0.087 R)
• M56: 14,463,571 km (0.055 R)
• M57: 14,959,338 km (0.049 R)
• M58: 15,492,056 km (0.119 R)
• M59: 15,618,317 km (0.092 R)
• M60: 15,808,306 km (0.067 R)
• M61: 15,935,464 km (0.067 R)
• M62: 16,222,842 km (0.118 R)
• M63: 16,383,061 km (0.069 R)
• M64: 16,479,552 km (0.085 R)
• M65: 17,651,801 km (0.108 R)
• M66: 18,314,669 km (0.09 R)
• M67: 18,548,640 km (0.099 R)
• M68: 19,019,424 km (0.086 R)
• M69: 19,256,388 km (0.063 R)
• M70: 19,801,522 km (0.08 R)
• M71: 20,351,743 km (0.069 R)
• M72: 20,421,007 km (0.063 R)
• M73: 21,326,822 km (0.111 R)
• M74: 21,961,715 km (0.066 R)
• M75: 22,032,625 km (0.098 R)
• M76: 23,939,698 km (0.105 R)
• M77: 24,122,357 km (0.106 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.1

Radius: 11.6

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.93 AU - 5.75 AU

Year: 8095 Days

Day: 5.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 40,788,264 km

• M1: 145,559 km (0.113 R)
• M2: 344,973 km (0.107 R)
• M3: 558,449 km (0.039 R)
• M4: 682,914 km (0.09 R)
• M5: 1,046,736 km (0.092 R)
• M6: 1,527,095 km (0.078 R)
• M7: 2,027,350 km (0.089 R)
• M8: 2,182,783 km (0.082 R)
• M9: 2,319,066 km (0.119 R)
• M10: 2,529,102 km (0.102 R)
• M11: 2,843,556 km (0.104 R)
• M12: 2,918,056 km (0.076 R)
• M13: 3,378,369 km (0.113 R)
• M14: 3,510,314 km (0.113 R)
• M15: 4,027,623 km (0.113 R)
• M16: 4,111,548 km (0.11 R)
• M17: 4,982,806 km (0.109 R)
• M18: 5,255,224 km (0.071 R)
• M19: 5,532,578 km (0.09 R)
• M20: 6,101,798 km (0.041 R)
• M21: 6,230,751 km (0.118 R)
• M22: 6,393,364 km (0.082 R)
• M23: 6,789,350 km (0.085 R)
• M24: 7,605,257 km (0.085 R)
• M25: 7,709,526 km (0.079 R)
• M26: 8,344,569 km (0.108 R)
• M27: 8,524,087 km (0.1 R)
• M28: 8,741,153 km (0.089 R)
• M29: 8,813,858 km (0.099 R)
• M30: 8,923,363 km (0.104 R)
• M31: 9,254,573 km (0.068 R)
• M32: 9,515,023 km (0.103 R)
• M33: 10,081,401 km (0.092 R)
• M34: 10,234,290 km (0.107 R)
• M35: 10,970,909 km (0.048 R)
• M36: 11,684,641 km (0.083 R)
• M37: 12,250,270 km (0.076 R)
• M38: 12,866,015 km (0.089 R)
• M39: 13,156,834 km (0.108 R)
• M40: 13,449,896 km (0.1 R)
• M41: 14,213,443 km (0.089 R)
• M42: 14,341,948 km (0.053 R)
• M43: 15,078,119 km (0.069 R)
• M44: 15,649,433 km (0.119 R)
• M45: 16,903,811 km (0.096 R)
• M46: 18,657,398 km (0.088 R)
• M47: 19,223,027 km (0.083 R)
• M48: 19,317,872 km (0.091 R)
• M49: 19,555,733 km (0.079 R)
• M50: 19,938,255 km (0.079 R)
• M51: 20,130,338 km (0.099 R)
• M52: 20,226,679 km (0.1 R)
• M53: 22,684,124 km (0.111 R)
• M54: 24,459,850 km (0.088 R)
• M55: 26,174,541 km (0.072 R)
• M56: 26,701,874 km (0.101 R)
• M57: 27,659,749 km (0.104 R)
• M58: 27,874,272 km (0.074 R)
• M59: 28,466,680 km (0.093 R)
• M60: 28,683,148 km (0.065 R)
• M61: 29,008,822 km (0.089 R)
• M62: 29,883,521 km (0.049 R)
• M63: 30,656,044 km (0.106 R)
• M64: 31,267,451 km (0.068 R)
• M65: 31,490,801 km (0.041 R)
• M66: 32,898,965 km (0.119 R)
• M67: 33,239,899 km (0.115 R)
• M68: 33,467,886 km (0.099 R)
• M69: 33,810,914 km (0.059 R)
• M70: 35,252,439 km (0.086 R)
• M71: 35,368,527 km (0.093 R)
• M72: 36,243,974 km (0.094 R)
• M73: 37,540,987 km (0.109 R)
• M74: 38,254,719 km (0.11 R)
• M75: 38,793,121 km (0.102 R)
• M76: 39,213,491 km (0.079 R)
• M77: 39,635,357 km (0.114 R)
• M78: 40,544,613 km (0.063 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: 520 - 17,547 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit