🌌 Stone's Star System Generator

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.5

Radius: 13.5

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.41 AU - 0.61 AU

Year: 251 Days

Day: 12 Hours

Environment

Temp: -134 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 16,444,618 km

• M1: 170,691 km (0.089 R)
• M2: 269,575 km (0.097 R)
• M3: 369,357 km (0.11 R)
• M4: 464,501 km (0.092 R)
• M5: 553,811 km (0.064 R)
• M6: 648,058 km (0.082 R)
• M7: 785,838 km (0.112 R)
• M8: 882,927 km (0.12 R)
• M9: 984,653 km (0.079 R)
• M10: 1,107,174 km (0.069 R)
• M11: 1,218,175 km (0.11 R)
• M12: 1,326,185 km (0.119 R)
• M13: 1,412,054 km (0.084 R)
• M14: 1,548,488 km (0.073 R)
• M15: 1,647,222 km (0.052 R)
• M16: 1,763,908 km (0.114 R)
• M17: 1,899,594 km (0.087 R)
• M18: 2,018,225 km (0.075 R)
• M19: 2,181,885 km (0.112 R)
• M20: 2,332,680 km (0.074 R)
• M21: 2,429,170 km (0.06 R)
• M22: 2,536,133 km (0.119 R)
• M23: 2,622,002 km (0.053 R)
• M24: 2,778,182 km (0.06 R)
• M25: 2,885,593 km (0.111 R)
• M26: 3,216,354 km (0.104 R)
• M27: 3,418,910 km (0.073 R)

Asteroid Belt

Center: 0.85 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.9

Radius: 9.4

Gravity: 9.99 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.15 AU - 1.23 AU

Year: 896 Days

Day: 8.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 16,444,618 km

• M1: 122,969 km (0.117 R)
• M2: 205,847 km (0.086 R)
• M3: 276,307 km (0.096 R)
• M4: 368,310 km (0.066 R)
• M5: 448,494 km (0.069 R)
• M6: 551,567 km (0.077 R)
• M7: 629,209 km (0.065 R)
• M8: 753,225 km (0.114 R)
• M9: 958,773 km (0.081 R)
• M10: 1,019,958 km (0.091 R)
• M11: 1,089,671 km (0.092 R)
• M12: 1,153,699 km (0.095 R)
• M13: 1,234,033 km (0.065 R)
• M14: 1,331,271 km (0.105 R)
• M15: 1,606,382 km (0.062 R)
• M16: 1,908,270 km (0.094 R)
• M17: 1,969,007 km (0.101 R)
• M18: 2,048,294 km (0.067 R)
• M19: 2,119,503 km (0.11 R)
• M20: 2,273,888 km (0.115 R)
• M21: 2,385,188 km (0.059 R)
• M22: 2,498,284 km (0.101 R)
• M23: 2,574,579 km (0.07 R)
• M24: 2,818,573 km (0.099 R)
• M25: 2,918,206 km (0.079 R)
• M26: 3,009,012 km (0.073 R)
• M27: 3,193,316 km (0.106 R)
• M28: 3,297,287 km (0.109 R)
• M29: 3,360,267 km (0.084 R)
• M30: 3,594,687 km (0.076 R)
• M31: 3,713,917 km (0.109 R)
• M32: 3,779,590 km (0.086 R)
• M33: 4,295,404 km (0.076 R)
• M34: 4,491,676 km (0.068 R)
• M35: 4,773,967 km (0.116 R)
• M36: 4,857,293 km (0.076 R)
• M37: 4,941,218 km (0.117 R)
• M38: 5,086,178 km (0.093 R)
• M39: 5,208,100 km (0.087 R)
• M40: 5,405,121 km (0.114 R)
• M41: 5,667,515 km (0.057 R)
• M42: 5,730,646 km (0.032 R)
• M43: 6,191,856 km (0.114 R)
• M44: 6,440,188 km (0.094 R)
• M45: 6,506,011 km (0.088 R)
• M46: 6,625,241 km (0.093 R)
• M47: 6,771,847 km (0.109 R)
• M48: 6,865,794 km (0.098 R)
• M49: 7,082,113 km (0.069 R)
• M50: 7,150,030 km (0.092 R)
• M51: 7,493,507 km (0.098 R)
• M52: 7,730,320 km (0.085 R)
• M53: 7,856,581 km (0.093 R)
• M54: 7,997,652 km (0.097 R)
• M55: 8,311,209 km (0.116 R)
• M56: 8,454,972 km (0.081 R)
• M57: 8,527,228 km (0.103 R)
• M58: 8,774,364 km (0.043 R)
• M59: 8,876,838 km (0.114 R)
• M60: 9,023,893 km (0.075 R)
• M61: 9,305,586 km (0.048 R)
• M62: 9,424,965 km (0.087 R)
• M63: 9,544,943 km (0.045 R)
• M64: 9,908,017 km (0.105 R)
• M65: 10,029,939 km (0.074 R)
• M66: 10,383,588 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.3

Radius: 12.7

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.46 AU - 1.55 AU

Year: 1268 Days

Day: 7.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 16,444,618 km

• M1: 183,856 km (0.062 R)
• M2: 304,282 km (0.105 R)
• M3: 410,347 km (0.104 R)
• M4: 505,641 km (0.099 R)
• M5: 668,852 km (0.033 R)
• M6: 748,289 km (0.096 R)
• M7: 902,823 km (0.08 R)
• M8: 1,035,816 km (0.114 R)
• M9: 1,170,155 km (0.069 R)
• M10: 1,310,627 km (0.08 R)
• M11: 1,426,266 km (0.038 R)
• M12: 1,681,181 km (0.112 R)
• M13: 1,800,859 km (0.093 R)
• M14: 1,930,411 km (0.085 R)
• M15: 2,020,918 km (0.1 R)
• M16: 2,257,282 km (0.109 R)
• M17: 2,435,154 km (0.111 R)
• M18: 2,679,597 km (0.033 R)
• M19: 2,781,174 km (0.12 R)
• M20: 2,892,176 km (0.087 R)
• M21: 2,980,289 km (0.115 R)
• M22: 3,069,599 km (0.049 R)
• M23: 3,200,796 km (0.1 R)
• M24: 3,443,743 km (0.088 R)
• M25: 3,623,560 km (0.098 R)
• M26: 3,788,865 km (0.12 R)
• M27: 3,903,457 km (0.12 R)
• M28: 4,019,246 km (0.059 R)
• M29: 4,109,154 km (0.118 R)
• M30: 4,281,790 km (0.1 R)
• M31: 4,466,095 km (0.108 R)
• M32: 4,643,817 km (0.098 R)
• M33: 4,795,210 km (0.087 R)
• M34: 4,881,079 km (0.101 R)
• M35: 4,967,547 km (0.071 R)
• M36: 5,367,721 km (0.101 R)
• M37: 5,476,928 km (0.095 R)
• M38: 5,606,928 km (0.102 R)
• M39: 6,023,857 km (0.08 R)
• M40: 6,209,957 km (0.099 R)
• M41: 6,758,682 km (0.114 R)
• M42: 6,876,865 km (0.057 R)
• M43: 6,963,182 km (0.047 R)
• M44: 7,060,720 km (0.068 R)
• M45: 7,510,860 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.9

Radius: 13.4

Gravity: 0.07 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.35 AU - 1.79 AU

Year: 1358 Days

Day: 9.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 16,444,618 km

• M1: 175,030 km (0.037 R)
• M2: 301,440 km (0.073 R)
• M3: 393,143 km (0.119 R)
• M4: 497,114 km (0.096 R)
• M5: 653,892 km (0.085 R)
• M6: 798,703 km (0.05 R)
• M7: 986,000 km (0.094 R)
• M8: 1,391,859 km (0.056 R)
• M9: 1,508,695 km (0.091 R)
• M10: 1,718,730 km (0.059 R)
• M11: 1,829,432 km (0.101 R)
• M12: 1,926,821 km (0.085 R)
• M13: 2,030,193 km (0.096 R)
• M14: 2,411,069 km (0.082 R)
• M15: 2,505,465 km (0.067 R)
• M16: 2,610,034 km (0.038 R)
• M17: 2,702,934 km (0.118 R)
• M18: 2,932,866 km (0.027 R)
• M19: 3,038,782 km (0.106 R)
• M20: 3,268,713 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.7

Radius: 9.2

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.56 AU - 1.76 AU

Year: 1476 Days

Day: 6.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 176.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 16,444,618 km

• M1: 114,742 km (0.094 R)
• M2: 192,682 km (0.12 R)
• M3: 271,071 km (0.113 R)
• M4: 429,196 km (0.112 R)
• M5: 509,231 km (0.101 R)
• M6: 733,628 km (0.058 R)
• M7: 803,789 km (0.051 R)
• M8: 868,864 km (0.095 R)
• M9: 989,440 km (0.103 R)
• M10: 1,256,323 km (0.118 R)
• M11: 1,324,390 km (0.077 R)
• M12: 1,455,737 km (0.04 R)
• M13: 1,875,658 km (0.103 R)
• M14: 1,944,324 km (0.075 R)
• M15: 2,003,863 km (0.119 R)
• M16: 2,145,233 km (0.094 R)
• M17: 2,269,250 km (0.101 R)
• M18: 2,353,175 km (0.077 R)
• M19: 2,633,222 km (0.107 R)
• M20: 2,699,344 km (0.036 R)
• M21: 2,777,284 km (0.088 R)
• M22: 2,844,753 km (0.053 R)
• M23: 2,912,671 km (0.12 R)
• M24: 3,120,013 km (0.039 R)
• M25: 3,272,753 km (0.091 R)
• M26: 3,391,833 km (0.113 R)
• M27: 3,488,174 km (0.077 R)
• M28: 3,870,396 km (0.083 R)
• M29: 4,227,187 km (0.117 R)
• M30: 4,661,320 km (0.113 R)
• M31: 5,165,016 km (0.117 R)
• M32: 5,262,255 km (0.084 R)
• M33: 5,402,278 km (0.098 R)
• M34: 5,586,134 km (0.114 R)
• M35: 5,657,343 km (0.116 R)
• M36: 5,815,318 km (0.069 R)
• M37: 6,268,151 km (0.042 R)
• M38: 6,431,512 km (0.038 R)
• M39: 6,581,409 km (0.12 R)
• M40: 6,701,985 km (0.119 R)
• M41: 7,037,682 km (0.057 R)
• M42: 7,300,974 km (0.115 R)
• M43: 7,598,973 km (0.052 R)
• M44: 7,773,255 km (0.113 R)
• M45: 7,836,984 km (0.108 R)
• M46: 8,093,694 km (0.095 R)
• M47: 8,385,858 km (0.114 R)
• M48: 8,467,539 km (0.114 R)
• M49: 8,549,668 km (0.11 R)
• M50: 8,615,491 km (0.119 R)
• M51: 8,681,464 km (0.111 R)
• M52: 8,813,858 km (0.051 R)
• M53: 9,013,870 km (0.081 R)
• M54: 9,571,571 km (0.119 R)
• M55: 9,846,083 km (0.078 R)
• M56: 10,070,929 km (0.107 R)
• M57: 10,490,551 km (0.073 R)
• M58: 10,649,424 km (0.103 R)
• M59: 11,130,830 km (0.105 R)
• M60: 11,347,148 km (0.066 R)
• M61: 11,692,270 km (0.036 R)
• M62: 11,893,779 km (0.096 R)
• M63: 12,096,334 km (0.088 R)
• M64: 12,281,536 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962

Radius: 13.1

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2.07 AU - 2.17 AU

Year: 2131 Days

Day: 12.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 16,444,618 km

• M1: 169,644 km (0.117 R)
• M2: 344,225 km (0.11 R)
• M3: 428,149 km (0.068 R)
• M4: 552,914 km (0.109 R)
• M5: 710,141 km (0.108 R)
• M6: 874,549 km (0.072 R)
• M7: 981,960 km (0.109 R)
• M8: 1,115,103 km (0.08 R)
• M9: 1,321,548 km (0.083 R)
• M10: 1,458,579 km (0.074 R)
• M11: 1,735,335 km (0.085 R)
• M12: 1,823,000 km (0.085 R)
• M13: 1,950,906 km (0.089 R)
• M14: 2,229,906 km (0.09 R)
• M15: 2,367,386 km (0.11 R)
• M16: 2,465,223 km (0.103 R)
• M17: 2,578,918 km (0.097 R)
• M18: 2,723,579 km (0.076 R)
• M19: 2,856,123 km (0.113 R)
• M20: 2,975,950 km (0.101 R)
• M21: 3,313,892 km (0.117 R)
• M22: 3,439,853 km (0.107 R)
• M23: 4,298,096 km (0.056 R)
• M24: 4,627,810 km (0.076 R)
• M25: 4,786,982 km (0.115 R)
• M26: 5,110,712 km (0.05 R)
• M27: 5,275,419 km (0.051 R)
• M28: 5,704,167 km (0.1 R)
• M29: 5,875,008 km (0.105 R)
• M30: 6,028,345 km (0.112 R)
• M31: 6,202,477 km (0.118 R)
• M32: 6,378,255 km (0.102 R)
• M33: 6,516,184 km (0.08 R)
• M34: 6,715,000 km (0.089 R)
• M35: 6,835,127 km (0.097 R)
• M36: 7,016,888 km (0.044 R)
• M37: 7,613,185 km (0.116 R)
• M38: 7,843,716 km (0.117 R)
• M39: 8,055,397 km (0.091 R)
• M40: 8,225,938 km (0.025 R)
• M41: 8,505,836 km (0.118 R)
• M42: 8,942,662 km (0.032 R)
• M43: 9,431,547 km (0.103 R)
• M44: 9,701,871 km (0.092 R)
• M45: 10,645,085 km (0.068 R)
• M46: 11,569,301 km (0.036 R)
• M47: 11,762,133 km (0.107 R)
• M48: 11,907,392 km (0.106 R)
• M49: 12,199,706 km (0.05 R)
• M50: 12,420,662 km (0.099 R)
• M51: 12,966,096 km (0.12 R)
• M52: 13,216,673 km (0.081 R)
• M53: 13,494,027 km (0.068 R)
• M54: 14,209,105 km (0.116 R)
• M55: 14,493,341 km (0.104 R)
• M56: 14,884,091 km (0.106 R)
• M57: 15,357,418 km (0.081 R)
• M58: 15,729,169 km (0.116 R)
• M59: 15,942,944 km (0.085 R)
• M60: 16,265,328 km (0.105 R)
• M61: 17,327,921 km (0.107 R)
• M62: 17,826,082 km (0.064 R)
• M63: 18,076,808 km (0.029 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.5

Radius: 9.9

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.87 AU - 2.85 AU

Year: 2503 Days

Day: 10.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 16,444,618 km

• M1: 127,457 km (0.103 R)
• M2: 230,979 km (0.119 R)
• M3: 333,005 km (0.096 R)
• M4: 428,149 km (0.106 R)
• M5: 512,373 km (0.115 R)
• M6: 683,513 km (0.109 R)
• M7: 938,727 km (0.117 R)
• M8: 1,092,663 km (0.087 R)
• M9: 1,183,020 km (0.116 R)
• M10: 1,604,437 km (0.103 R)
• M11: 1,673,252 km (0.1 R)
• M12: 1,790,387 km (0.073 R)
• M13: 1,995,935 km (0.1 R)
• M14: 2,107,834 km (0.105 R)
• M15: 2,483,025 km (0.101 R)
• M16: 2,768,009 km (0.048 R)
• M17: 2,865,398 km (0.088 R)
• M18: 3,266,320 km (0.047 R)
• M19: 3,488,473 km (0.079 R)
• M20: 3,685,044 km (0.057 R)
• M21: 3,947,738 km (0.074 R)
• M22: 4,089,258 km (0.086 R)
• M23: 4,426,152 km (0.105 R)
• M24: 4,589,663 km (0.09 R)
• M25: 4,655,635 km (0.115 R)
• M26: 5,075,407 km (0.12 R)
• M27: 5,719,127 km (0.08 R)
• M28: 5,987,356 km (0.034 R)
• M29: 6,095,814 km (0.111 R)
• M30: 6,223,271 km (0.093 R)
• M31: 6,462,179 km (0.08 R)
• M32: 6,648,129 km (0.106 R)
• M33: 6,854,574 km (0.084 R)
• M34: 7,603,910 km (0.087 R)
• M35: 7,780,585 km (0.12 R)
• M36: 8,338,735 km (0.12 R)
• M37: 8,460,059 km (0.106 R)
• M38: 8,561,636 km (0.095 R)
• M39: 8,765,986 km (0.091 R)
• M40: 9,054,710 km (0.04 R)
• M41: 9,179,475 km (0.111 R)
• M42: 9,409,556 km (0.077 R)
• M43: 9,769,040 km (0.03 R)
• M44: 10,327,489 km (0.093 R)
• M45: 10,786,156 km (0.094 R)
• M46: 10,874,419 km (0.084 R)
• M47: 11,296,285 km (0.115 R)
• M48: 11,430,624 km (0.095 R)
• M49: 11,497,943 km (0.049 R)
• M50: 11,610,590 km (0.108 R)
• M51: 11,927,737 km (0.069 R)
• M52: 11,996,104 km (0.119 R)
• M53: 12,224,839 km (0.065 R)
• M54: 12,501,296 km (0.06 R)
• M55: 12,617,084 km (0.101 R)
• M56: 13,390,206 km (0.11 R)
• M57: 13,675,190 km (0.108 R)
• M58: 14,130,566 km (0.098 R)
• M59: 14,323,697 km (0.114 R)
• M60: 14,444,871 km (0.109 R)
• M61: 14,615,114 km (0.086 R)
• M62: 15,203,931 km (0.094 R)
• M63: 15,476,498 km (0.11 R)
• M64: 16,252,911 km (0.053 R)
• M65: 16,837,390 km (0.082 R)
• M66: 17,144,963 km (0.1 R)
• M67: 17,222,156 km (0.073 R)
• M68: 17,325,229 km (0.034 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.6

Radius: 13.9

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.41 AU - 3.53 AU

Year: 3533 Days

Day: 9.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 16,444,618 km

• M1: 182,360 km (0.075 R)
• M2: 288,724 km (0.094 R)
• M3: 376,987 km (0.076 R)
• M4: 561,890 km (0.088 R)
• M5: 649,255 km (0.118 R)
• M6: 782,696 km (0.074 R)
• M7: 900,579 km (0.088 R)
• M8: 1,025,194 km (0.114 R)
• M9: 1,165,816 km (0.076 R)
• M10: 1,384,528 km (0.072 R)
• M11: 1,829,133 km (0.081 R)
• M12: 1,944,324 km (0.114 R)
• M13: 2,050,239 km (0.092 R)
• M14: 2,194,601 km (0.109 R)
• M15: 2,354,970 km (0.109 R)
• M16: 2,740,334 km (0.037 R)
• M17: 3,285,618 km (0.071 R)
• M18: 3,398,714 km (0.114 R)
• M19: 3,600,073 km (0.072 R)
• M20: 3,761,040 km (0.053 R)
• M21: 4,304,828 km (0.044 R)
• M22: 4,444,702 km (0.108 R)
• M23: 4,729,088 km (0.114 R)
• M24: 5,166,961 km (0.09 R)
• M25: 5,332,416 km (0.057 R)
• M26: 5,651,808 km (0.11 R)
• M27: 5,943,075 km (0.066 R)
• M28: 6,047,045 km (0.097 R)
• M29: 6,186,620 km (0.074 R)
• M30: 6,719,637 km (0.107 R)
• M31: 6,973,505 km (0.104 R)
• M32: 7,397,615 km (0.115 R)
• M33: 7,944,245 km (0.064 R)
• M34: 8,155,029 km (0.1 R)
• M35: 8,270,817 km (0.073 R)
• M36: 8,504,041 km (0.069 R)
• M37: 8,601,878 km (0.087 R)
• M38: 8,957,173 km (0.107 R)
• M39: 9,216,725 km (0.079 R)
• M40: 9,804,944 km (0.099 R)
• M41: 10,155,451 km (0.088 R)
• M42: 10,594,072 km (0.114 R)
• M43: 11,017,584 km (0.112 R)
• M44: 11,167,182 km (0.056 R)
• M45: 11,598,323 km (0.1 R)
• M46: 11,728,772 km (0.085 R)
• M47: 11,947,185 km (0.042 R)
• M48: 12,189,085 km (0.12 R)
• M49: 12,366,059 km (0.033 R)
• M50: 12,521,491 km (0.07 R)
• M51: 12,789,571 km (0.065 R)
• M52: 12,969,387 km (0.064 R)
• M53: 13,308,825 km (0.101 R)
• M54: 13,651,254 km (0.115 R)
• M55: 13,789,034 km (0.074 R)
• M56: 14,437,990 km (0.104 R)
• M57: 14,648,773 km (0.11 R)
• M58: 15,049,695 km (0.117 R)
• M59: 15,311,043 km (0.071 R)
• M60: 16,371,393 km (0.076 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: 270 - 13,669 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit