🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40

Radius: 13.3

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.46 AU - 0.6 AU

Year: 257 Days

Day: 12.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 13,321,053 km

• M1: 171,140 km (0.106 R)
• M2: 268,379 km (0.101 R)
• M3: 362,775 km (0.099 R)
• M4: 451,337 km (0.114 R)
• M5: 543,339 km (0.05 R)
• M6: 695,481 km (0.114 R)
• M7: 798,254 km (0.117 R)
• M8: 880,982 km (0.091 R)
• M9: 997,668 km (0.098 R)
• M10: 1,089,970 km (0.11 R)
• M11: 1,183,469 km (0.117 R)
• M12: 1,273,826 km (0.113 R)
• M13: 1,370,915 km (0.104 R)
• M14: 1,453,792 km (0.12 R)
• M15: 1,538,614 km (0.027 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.2

Radius: 13.4

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.42 AU - 0.66 AU

Year: 265 Days

Day: 12.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 13,321,053 km

• M1: 166,951 km (0.113 R)
• M2: 267,032 km (0.099 R)
• M3: 397,332 km (0.062 R)
• M4: 494,122 km (0.094 R)
• M5: 584,628 km (0.069 R)
• M6: 688,150 km (0.096 R)
• M7: 845,527 km (0.089 R)
• M8: 969,693 km (0.117 R)
• M9: 1,074,562 km (0.045 R)
• M10: 1,183,618 km (0.098 R)
• M11: 1,296,864 km (0.117 R)
• M12: 1,422,077 km (0.091 R)
• M13: 1,685,519 km (0.087 R)
• M14: 1,823,299 km (0.106 R)
• M15: 1,937,292 km (0.03 R)
• M16: 2,082,253 km (0.113 R)
• M17: 2,230,803 km (0.102 R)
• M18: 2,338,514 km (0.101 R)
• M19: 2,533,739 km (0.042 R)
• M20: 2,636,064 km (0.1 R)
• M21: 2,724,177 km (0.03 R)
• M22: 3,141,406 km (0.11 R)
• M23: 3,279,485 km (0.11 R)
• M24: 3,374,479 km (0.065 R)
• M25: 3,573,295 km (0.071 R)
• M26: 3,746,828 km (0.04 R)
• M27: 3,917,220 km (0.091 R)
• M28: 4,006,381 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.7

Radius: 12.5

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.54 AU - 0.6 AU

Year: 287 Days

Day: 12.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 13,321,053 km

• M1: 155,582 km (0.04 R)
• M2: 239,805 km (0.064 R)
• M3: 331,658 km (0.086 R)
• M4: 414,386 km (0.092 R)
• M5: 493,075 km (0.114 R)
• M6: 587,620 km (0.096 R)
• M7: 699,370 km (0.045 R)
• M8: 840,890 km (0.082 R)
• M9: 1,000,660 km (0.039 R)
• M10: 1,102,387 km (0.071 R)
• M11: 1,203,964 km (0.071 R)
• M12: 1,390,662 km (0.042 R)
• M13: 1,487,751 km (0.12 R)
• M14: 1,656,647 km (0.084 R)
• M15: 1,764,806 km (0.048 R)
• M16: 1,904,979 km (0.083 R)
• M17: 1,993,840 km (0.092 R)
• M18: 2,191,310 km (0.042 R)
• M19: 2,316,074 km (0.118 R)
• M20: 2,432,611 km (0.07 R)
• M21: 2,513,394 km (0.063 R)
• M22: 2,732,854 km (0.081 R)
• M23: 2,828,148 km (0.097 R)
• M24: 2,941,842 km (0.07 R)
• M25: 3,051,049 km (0.059 R)
• M26: 3,150,082 km (0.101 R)
• M27: 3,375,377 km (0.056 R)
• M28: 3,453,766 km (0.055 R)
• M29: 3,557,138 km (0.109 R)
• M30: 3,655,274 km (0.109 R)
• M31: 3,760,741 km (0.089 R)
• M32: 3,854,539 km (0.111 R)
• M33: 4,140,869 km (0.114 R)
• M34: 4,244,391 km (0.117 R)
• M35: 4,348,810 km (0.099 R)
• M36: 4,434,230 km (0.039 R)
• M37: 4,533,563 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.7

Radius: 10.6

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.75 AU - 1.21 AU

Year: 647 Days

Day: 8.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 13,321,053 km

• M1: 176,226 km (0.09 R)
• M2: 307,124 km (0.109 R)
• M3: 387,907 km (0.066 R)
• M4: 465,997 km (0.039 R)
• M5: 590,912 km (0.105 R)
• M6: 773,421 km (0.119 R)
• M7: 856,149 km (0.059 R)
• M8: 953,088 km (0.068 R)
• M9: 1,042,697 km (0.029 R)
• M10: 1,146,967 km (0.102 R)
• M11: 1,310,477 km (0.114 R)
• M12: 1,443,021 km (0.108 R)
• M13: 1,560,455 km (0.048 R)
• M14: 1,818,961 km (0.035 R)
• M15: 2,210,309 km (0.069 R)
• M16: 2,278,076 km (0.118 R)
• M17: 2,346,592 km (0.081 R)
• M18: 2,415,856 km (0.082 R)
• M19: 2,564,407 km (0.059 R)
• M20: 3,028,160 km (0.108 R)
• M21: 3,146,193 km (0.074 R)
• M22: 3,395,572 km (0.088 R)
• M23: 3,465,435 km (0.1 R)
• M24: 3,777,197 km (0.047 R)
• M25: 3,913,630 km (0.047 R)
• M26: 4,210,133 km (0.049 R)
• M27: 4,285,381 km (0.055 R)
• M28: 4,370,651 km (0.074 R)
• M29: 4,571,861 km (0.066 R)
• M30: 4,717,419 km (0.117 R)
• M31: 4,785,785 km (0.107 R)
• M32: 4,913,841 km (0.113 R)
• M33: 4,993,278 km (0.11 R)
• M34: 5,304,890 km (0.096 R)
• M35: 5,437,434 km (0.094 R)
• M36: 5,519,563 km (0.107 R)
• M37: 5,747,700 km (0.083 R)
• M38: 5,841,946 km (0.031 R)
• M39: 5,957,735 km (0.085 R)
• M40: 6,085,043 km (0.105 R)
• M41: 6,181,085 km (0.073 R)
• M42: 6,266,804 km (0.12 R)
• M43: 6,342,202 km (0.114 R)
• M44: 6,526,656 km (0.12 R)
• M45: 6,701,835 km (0.101 R)
• M46: 7,023,470 km (0.075 R)
• M47: 7,612,587 km (0.108 R)
• M48: 7,808,710 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.4

Radius: 10.1

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.15 AU - 1.19 AU

Year: 844 Days

Day: 8.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 13,321,053 km

• M1: 125,812 km (0.1 R)
• M2: 198,068 km (0.067 R)
• M3: 287,228 km (0.101 R)
• M4: 377,585 km (0.028 R)
• M5: 476,918 km (0.093 R)
• M6: 578,794 km (0.12 R)
• M7: 647,160 km (0.065 R)
• M8: 718,668 km (0.044 R)
• M9: 797,656 km (0.119 R)
• M10: 870,660 km (0.09 R)
• M11: 984,653 km (0.104 R)
• M12: 1,048,681 km (0.114 R)
• M13: 1,160,281 km (0.07 R)
• M14: 1,270,834 km (0.104 R)
• M15: 1,374,056 km (0.058 R)
• M16: 1,474,437 km (0.115 R)
• M17: 1,571,675 km (0.073 R)
• M18: 1,851,872 km (0.066 R)
• M19: 1,932,356 km (0.081 R)
• M20: 2,064,750 km (0.096 R)
• M21: 2,161,240 km (0.105 R)
• M22: 2,378,756 km (0.05 R)
• M23: 2,493,797 km (0.104 R)
• M24: 2,589,838 km (0.098 R)
• M25: 2,701,289 km (0.053 R)
• M26: 2,899,955 km (0.116 R)
• M27: 3,008,563 km (0.072 R)
• M28: 3,184,939 km (0.11 R)
• M29: 3,267,068 km (0.059 R)
• M30: 3,334,686 km (0.093 R)
• M31: 3,502,086 km (0.067 R)
• M32: 3,719,302 km (0.076 R)
• M33: 3,924,850 km (0.095 R)
• M34: 4,126,208 km (0.112 R)
• M35: 4,207,590 km (0.094 R)
• M36: 4,273,263 km (0.107 R)
• M37: 4,363,919 km (0.096 R)
• M38: 4,589,363 km (0.104 R)
• M39: 4,665,359 km (0.108 R)
• M40: 4,775,912 km (0.045 R)
• M41: 4,896,039 km (0.115 R)
• M42: 5,017,064 km (0.053 R)
• M43: 5,139,136 km (0.107 R)
• M44: 5,209,297 km (0.092 R)
• M45: 5,306,386 km (0.099 R)
• M46: 5,386,271 km (0.077 R)
• M47: 5,592,118 km (0.076 R)
• M48: 5,892,211 km (0.034 R)
• M49: 5,974,939 km (0.074 R)
• M50: 6,169,566 km (0.101 R)
• M51: 6,234,940 km (0.09 R)
• M52: 6,413,410 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.4

Radius: 11.2

Gravity: 6.86 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.09 AU - 1.81 AU

Year: 1164 Days

Day: 11.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 13,321,053 km

• M1: 146,456 km (0.107 R)
• M2: 229,633 km (0.114 R)
• M3: 332,107 km (0.047 R)
• M4: 519,105 km (0.106 R)
• M5: 798,553 km (0.119 R)
• M6: 919,578 km (0.102 R)
• M7: 1,031,926 km (0.085 R)
• M8: 1,165,068 km (0.1 R)
• M9: 1,337,854 km (0.086 R)
• M10: 1,484,160 km (0.102 R)
• M11: 1,563,896 km (0.089 R)
• M12: 1,636,002 km (0.098 R)
• M13: 1,783,805 km (0.107 R)
• M14: 1,878,500 km (0.027 R)
• M15: 2,023,760 km (0.101 R)
• M16: 2,172,909 km (0.075 R)
• M17: 2,398,353 km (0.099 R)
• M18: 2,482,277 km (0.1 R)
• M19: 2,588,492 km (0.081 R)
• M20: 2,772,797 km (0.089 R)
• M21: 2,849,989 km (0.079 R)
• M22: 3,189,127 km (0.063 R)
• M23: 3,387,045 km (0.046 R)
• M24: 3,553,249 km (0.076 R)
• M25: 4,118,130 km (0.117 R)
• M26: 4,231,974 km (0.087 R)
• M27: 4,321,284 km (0.102 R)
• M28: 4,462,953 km (0.041 R)
• M29: 4,619,133 km (0.074 R)
• M30: 4,737,615 km (0.083 R)
• M31: 4,870,308 km (0.095 R)
• M32: 5,058,353 km (0.043 R)
• M33: 5,221,414 km (0.08 R)
• M34: 5,303,544 km (0.103 R)
• M35: 5,455,386 km (0.08 R)
• M36: 5,580,749 km (0.097 R)
• M37: 6,077,114 km (0.037 R)
• M38: 6,178,093 km (0.096 R)
• M39: 6,308,841 km (0.075 R)
• M40: 7,021,376 km (0.09 R)
• M41: 7,127,441 km (0.066 R)
• M42: 7,572,644 km (0.09 R)
• M43: 7,869,147 km (0.085 R)
• M44: 8,201,554 km (0.052 R)
• M45: 8,651,694 km (0.096 R)
• M46: 8,896,286 km (0.085 R)
• M47: 9,110,062 km (0.081 R)
• M48: 9,242,456 km (0.088 R)
• M49: 9,812,274 km (0.12 R)
• M50: 9,999,122 km (0.103 R)
• M51: 10,204,370 km (0.118 R)
• M52: 10,723,325 km (0.108 R)
• M53: 10,863,199 km (0.098 R)
• M54: 11,109,437 km (0.117 R)
• M55: 11,251,106 km (0.103 R)
• M56: 11,411,026 km (0.07 R)
• M57: 11,535,941 km (0.103 R)
• M58: 12,022,134 km (0.044 R)
• M59: 12,203,895 km (0.075 R)
• M60: 12,313,401 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.1

Radius: 8.7

Gravity: 8.6 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.34 AU - 1.8 AU

Year: 1312 Days

Day: 7.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 13,321,053 km

• M1: 139,724 km (0.054 R)
• M2: 194,028 km (0.086 R)
• M3: 336,296 km (0.107 R)
• M4: 466,895 km (0.109 R)
• M5: 542,143 km (0.034 R)
• M6: 712,983 km (0.096 R)
• M7: 801,845 km (0.069 R)
• M8: 872,754 km (0.089 R)
• M9: 1,029,084 km (0.04 R)
• M10: 1,106,875 km (0.105 R)
• M11: 1,186,760 km (0.095 R)
• M12: 1,268,740 km (0.111 R)
• M13: 1,429,707 km (0.034 R)
• M14: 1,526,048 km (0.109 R)
• M15: 1,652,009 km (0.094 R)
• M16: 1,809,536 km (0.107 R)
• M17: 1,904,530 km (0.027 R)
• M18: 1,981,723 km (0.108 R)
• M19: 2,079,859 km (0.104 R)
• M20: 2,169,618 km (0.035 R)
• M21: 2,250,401 km (0.07 R)
• M22: 2,332,231 km (0.109 R)
• M23: 2,541,369 km (0.084 R)
• M24: 2,745,719 km (0.089 R)
• M25: 3,113,431 km (0.084 R)
• M26: 3,181,947 km (0.111 R)
• M27: 3,308,955 km (0.095 R)
• M28: 3,390,636 km (0.088 R)
• M29: 3,508,519 km (0.103 R)
• M30: 3,784,976 km (0.104 R)
• M31: 3,895,080 km (0.089 R)
• M32: 4,565,129 km (0.118 R)
• M33: 4,946,902 km (0.109 R)
• M34: 5,134,797 km (0.062 R)
• M35: 5,297,859 km (0.077 R)
• M36: 5,366,225 km (0.103 R)
• M37: 5,476,329 km (0.104 R)
• M38: 5,615,156 km (0.106 R)
• M39: 5,670,956 km (0.039 R)
• M40: 6,009,646 km (0.093 R)
• M41: 6,210,406 km (0.091 R)
• M42: 6,282,662 km (0.106 R)
• M43: 6,751,502 km (0.06 R)
• M44: 6,885,392 km (0.095 R)
• M45: 7,035,139 km (0.085 R)
• M46: 7,322,816 km (0.025 R)
• M47: 7,537,190 km (0.102 R)
• M48: 7,722,691 km (0.104 R)
• M49: 7,988,078 km (0.085 R)
• M50: 8,066,616 km (0.115 R)
• M51: 8,224,741 km (0.095 R)
• M52: 8,367,757 km (0.098 R)
• M53: 8,883,271 km (0.089 R)
• M54: 8,997,414 km (0.1 R)
• M55: 9,161,224 km (0.102 R)
• M56: 9,293,169 km (0.074 R)
• M57: 9,359,292 km (0.074 R)
• M58: 9,608,821 km (0.051 R)
• M59: 9,709,201 km (0.074 R)
• M60: 9,911,009 km (0.074 R)
• M61: 10,063,449 km (0.088 R)
• M62: 10,233,542 km (0.112 R)
• M63: 10,318,962 km (0.025 R)
• M64: 10,439,089 km (0.099 R)
• M65: 10,576,719 km (0.115 R)
• M66: 10,680,540 km (0.117 R)
• M67: 11,133,822 km (0.084 R)
• M68: 11,204,133 km (0.078 R)
• M69: 11,327,551 km (0.088 R)
• M70: 11,433,616 km (0.115 R)
• M71: 11,540,129 km (0.103 R)
• M72: 11,700,349 km (0.099 R)
• M73: 11,861,466 km (0.108 R)
• M74: 12,131,490 km (0.047 R)

Planet 8 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.5

Radius: 13.8

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.52 AU - 2.1 AU

Year: 1624 Days

Day: 7.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 13,321,053 km

• M1: 172,636 km (0.079 R)
• M2: 259,552 km (0.083 R)
• M3: 347,815 km (0.063 R)
• M4: 484,847 km (0.074 R)
• M5: 725,101 km (0.067 R)
• M6: 861,235 km (0.097 R)
• M7: 1,035,816 km (0.053 R)
• M8: 1,131,558 km (0.101 R)
• M9: 1,285,495 km (0.072 R)
• M10: 1,413,849 km (0.054 R)
• M11: 1,504,805 km (0.113 R)
• M12: 1,632,262 km (0.086 R)
• M13: 1,862,194 km (0.11 R)
• M14: 2,018,524 km (0.111 R)
• M15: 2,334,774 km (0.084 R)
• M16: 2,503,969 km (0.062 R)
• M17: 2,595,373 km (0.06 R)
• M18: 2,698,147 km (0.063 R)
• M19: 2,855,075 km (0.108 R)
• M20: 2,993,603 km (0.048 R)
• M21: 3,090,842 km (0.081 R)
• M22: 3,299,680 km (0.041 R)
• M23: 3,513,306 km (0.097 R)
• M24: 3,696,863 km (0.037 R)
• M25: 3,942,502 km (0.063 R)
• M26: 4,327,567 km (0.08 R)
• M27: 4,413,436 km (0.077 R)
• M28: 4,750,032 km (0.118 R)
• M29: 4,851,309 km (0.105 R)
• M30: 5,004,797 km (0.084 R)
• M31: 5,527,941 km (0.117 R)
• M32: 5,769,092 km (0.084 R)
• M33: 6,248,105 km (0.108 R)
• M34: 6,457,392 km (0.047 R)
• M35: 7,142,850 km (0.098 R)
• M36: 7,288,558 km (0.059 R)
• M37: 7,435,313 km (0.112 R)
• M38: 7,553,346 km (0.11 R)
• M39: 7,672,127 km (0.086 R)
• M40: 7,881,414 km (0.07 R)
• M41: 8,001,990 km (0.073 R)
• M42: 8,275,305 km (0.115 R)
• M43: 8,551,613 km (0.1 R)
• M44: 8,815,503 km (0.083 R)
• M45: 9,543,147 km (0.088 R)
• M46: 9,800,755 km (0.069 R)
• M47: 10,191,505 km (0.108 R)
• M48: 10,355,913 km (0.103 R)
• M49: 11,038,976 km (0.117 R)
• M50: 11,173,914 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 16.6

Radius: 5.3

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 5.78 AU - 5.9 AU

Year: 9411 Days

Day: 18.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 13,321,053 km

• M1: 251,025 km (0.117 R)
• M2: 300,991 km (0.087 R)
• M3: 411,993 km (0.059 R)
• M4: 454,030 km (0.109 R)
• M5: 516,861 km (0.07 R)
• M6: 610,060 km (0.113 R)
• M7: 859,141 km (0.112 R)
• M8: 946,207 km (0.086 R)
• M9: 1,287,290 km (0.106 R)
• M10: 1,595,312 km (0.062 R)
• M11: 1,782,758 km (0.117 R)
• M12: 1,998,328 km (0.059 R)
• M13: 2,093,323 km (0.062 R)
• M14: 2,254,889 km (0.076 R)
• M15: 3,134,225 km (0.077 R)
• M16: 4,014,010 km (0.086 R)
• M17: 4,134,137 km (0.091 R)
• M18: 4,668,202 km (0.059 R)
• M19: 5,165,914 km (0.114 R)
• M20: 5,502,060 km (0.096 R)
• M21: 6,042,408 km (0.11 R)
• M22: 6,088,185 km (0.074 R)
• M23: 6,319,014 km (0.093 R)
• M24: 6,396,506 km (0.106 R)
• M25: 6,678,348 km (0.114 R)
• M26: 7,928,986 km (0.03 R)
• M27: 8,231,623 km (0.084 R)
• M28: 8,418,321 km (0.099 R)
• M29: 8,796,205 km (0.101 R)
• M30: 9,373,204 km (0.086 R)
• M31: 9,443,964 km (0.079 R)
• M32: 9,818,557 km (0.119 R)
• M33: 9,926,417 km (0.07 R)
• M34: 11,026,859 km (0.114 R)
• M35: 11,139,057 km (0.083 R)
• M36: 11,421,049 km (0.035 R)
• M37: 11,915,620 km (0.072 R)
• M38: 12,049,959 km (0.103 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 18,773 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit