🌌 Stone's Star System Generator

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.4

Radius: 12.9

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.79 AU - 0.83 AU

Year: 471 Days

Day: 11.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 14,783,702 km

• M1: 161,267 km (0.094 R)
• M2: 257,159 km (0.109 R)
• M3: 354,697 km (0.104 R)
• M4: 472,580 km (0.037 R)
• M5: 554,410 km (0.105 R)
• M6: 656,286 km (0.084 R)
• M7: 758,162 km (0.11 R)
• M8: 842,535 km (0.115 R)
• M9: 959,371 km (0.112 R)
• M10: 1,069,176 km (0.07 R)
• M11: 1,152,352 km (0.112 R)
• M12: 1,242,560 km (0.118 R)
• M13: 1,325,886 km (0.118 R)
• M14: 1,425,668 km (0.108 R)
• M15: 1,528,142 km (0.099 R)
• M16: 1,663,828 km (0.074 R)
• M17: 1,746,106 km (0.117 R)
• M18: 1,835,267 km (0.104 R)
• M19: 1,958,386 km (0.058 R)
• M20: 2,073,277 km (0.087 R)
• M21: 2,162,437 km (0.1 R)
• M22: 2,420,194 km (0.076 R)
• M23: 2,538,077 km (0.108 R)
• M24: 2,664,039 km (0.094 R)
• M25: 2,755,294 km (0.084 R)
• M26: 2,853,879 km (0.108 R)
• M27: 2,934,811 km (0.104 R)
• M28: 3,048,206 km (0.082 R)
• M29: 3,137,367 km (0.09 R)
• M30: 3,227,574 km (0.088 R)
• M31: 3,331,694 km (0.042 R)
• M32: 3,470,072 km (0.111 R)
• M33: 3,596,931 km (0.078 R)
• M34: 3,691,477 km (0.071 R)
• M35: 3,800,534 km (0.104 R)
• M36: 4,155,530 km (0.105 R)
• M37: 4,283,286 km (0.107 R)
• M38: 4,390,997 km (0.09 R)
• M39: 4,513,966 km (0.114 R)
• M40: 4,616,141 km (0.104 R)
• M41: 4,793,265 km (0.062 R)
• M42: 5,040,401 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.3

Radius: 9.2

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.13 AU - 1.49 AU

Year: 968 Days

Day: 13.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 14,783,702 km

• M1: 118,332 km (0.094 R)
• M2: 177,423 km (0.091 R)
• M3: 272,268 km (0.111 R)
• M4: 332,706 km (0.115 R)
• M5: 402,867 km (0.118 R)
• M6: 498,161 km (0.103 R)
• M7: 644,168 km (0.076 R)
• M8: 861,983 km (0.082 R)
• M9: 974,929 km (0.045 R)
• M10: 1,077,254 km (0.089 R)
• M11: 1,199,625 km (0.066 R)
• M12: 1,276,519 km (0.099 R)
• M13: 1,366,427 km (0.089 R)
• M14: 1,481,917 km (0.096 R)
• M15: 1,552,826 km (0.116 R)
• M16: 1,631,066 km (0.113 R)
• M17: 1,944,324 km (0.077 R)
• M18: 2,161,540 km (0.098 R)
• M19: 2,400,597 km (0.067 R)
• M20: 2,612,428 km (0.077 R)
• M21: 2,800,921 km (0.09 R)
• M22: 3,001,532 km (0.067 R)
• M23: 3,307,459 km (0.078 R)
• M24: 3,377,770 km (0.102 R)
• M25: 3,472,167 km (0.093 R)
• M26: 3,543,525 km (0.095 R)
• M27: 3,623,560 km (0.101 R)
• M28: 3,875,183 km (0.082 R)
• M29: 3,941,006 km (0.079 R)
• M30: 4,065,621 km (0.072 R)
• M31: 4,335,645 km (0.091 R)
• M32: 4,429,892 km (0.119 R)
• M33: 4,524,887 km (0.054 R)
• M34: 4,690,342 km (0.091 R)
• M35: 4,760,653 km (0.101 R)
• M36: 4,849,065 km (0.095 R)
• M37: 4,982,656 km (0.095 R)
• M38: 5,126,569 km (0.099 R)
• M39: 5,381,783 km (0.092 R)
• M40: 5,446,110 km (0.106 R)
• M41: 5,557,262 km (0.116 R)
• M42: 5,650,312 km (0.115 R)
• M43: 5,715,835 km (0.065 R)
• M44: 6,018,622 km (0.06 R)
• M45: 6,220,130 km (0.09 R)
• M46: 6,278,174 km (0.111 R)
• M47: 6,551,190 km (0.033 R)
• M48: 6,679,395 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.5

Radius: 8.5

Gravity: 9.06 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.22 AU - 1.64 AU

Year: 1104 Days

Day: 5.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 14,783,702 km

• M1: 106,065 km (0.037 R)
• M2: 191,784 km (0.11 R)
• M3: 271,819 km (0.116 R)
• M4: 326,722 km (0.08 R)
• M5: 604,226 km (0.074 R)
• M6: 705,952 km (0.103 R)
• M7: 768,634 km (0.092 R)
• M8: 900,130 km (0.103 R)
• M9: 961,914 km (0.071 R)
• M10: 1,163,423 km (0.11 R)
• M11: 1,238,820 km (0.088 R)
• M12: 1,450,651 km (0.117 R)
• M13: 1,640,490 km (0.105 R)
• M14: 1,717,084 km (0.108 R)
• M15: 1,794,726 km (0.115 R)
• M16: 1,909,168 km (0.037 R)
• M17: 2,090,032 km (0.08 R)
• M18: 2,248,306 km (0.109 R)
• M19: 2,547,053 km (0.093 R)
• M20: 2,666,133 km (0.076 R)
• M21: 2,899,506 km (0.079 R)
• M22: 3,055,387 km (0.112 R)
• M23: 3,214,110 km (0.093 R)
• M24: 3,386,297 km (0.101 R)
• M25: 3,440,751 km (0.075 R)
• M26: 3,706,287 km (0.092 R)
• M27: 3,967,036 km (0.098 R)
• M28: 4,105,564 km (0.094 R)
• M29: 4,257,406 km (0.114 R)
• M30: 4,542,539 km (0.075 R)
• M31: 4,639,030 km (0.065 R)
• M32: 4,870,757 km (0.115 R)
• M33: 5,143,923 km (0.116 R)
• M34: 5,396,743 km (0.053 R)
• M35: 5,524,649 km (0.098 R)
• M36: 5,848,828 km (0.039 R)
• M37: 6,139,197 km (0.036 R)
• M38: 6,246,010 km (0.113 R)
• M39: 6,299,566 km (0.077 R)
• M40: 6,393,813 km (0.041 R)
• M41: 6,461,431 km (0.109 R)
• M42: 6,529,349 km (0.107 R)
• M43: 6,693,009 km (0.092 R)
• M44: 6,761,674 km (0.061 R)
• M45: 6,816,726 km (0.111 R)
• M46: 7,024,667 km (0.084 R)
• M47: 7,094,380 km (0.078 R)
• M48: 7,150,479 km (0.118 R)
• M49: 7,234,703 km (0.103 R)
• M50: 7,305,163 km (0.077 R)
• M51: 7,489,468 km (0.109 R)
• M52: 7,804,820 km (0.082 R)
• M53: 8,197,814 km (0.076 R)
• M54: 8,271,416 km (0.046 R)
• M55: 8,522,890 km (0.118 R)
• M56: 8,642,119 km (0.104 R)
• M57: 8,761,947 km (0.086 R)
• M58: 8,852,155 km (0.047 R)
• M59: 9,139,981 km (0.089 R)
• M60: 9,277,312 km (0.079 R)
• M61: 9,477,025 km (0.048 R)
• M62: 9,662,526 km (0.114 R)
• M63: 9,911,906 km (0.076 R)
• M64: 10,005,854 km (0.11 R)
• M65: 10,337,362 km (0.093 R)
• M66: 10,448,663 km (0.099 R)
• M67: 10,752,796 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.2

Radius: 12.4

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.62 AU - 2.52 AU

Year: 1923 Days

Day: 12.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 14,783,702 km

• M1: 160,219 km (0.05 R)
• M2: 306,975 km (0.105 R)
• M3: 387,309 km (0.077 R)
• M4: 549,024 km (0.089 R)
• M5: 712,235 km (0.066 R)
• M6: 822,190 km (0.082 R)
• M7: 966,253 km (0.077 R)
• M8: 1,061,098 km (0.077 R)
• M9: 1,189,303 km (0.079 R)
• M10: 1,291,778 km (0.112 R)
• M11: 1,517,072 km (0.029 R)
• M12: 1,767,349 km (0.059 R)
• M13: 1,982,172 km (0.091 R)
• M14: 2,398,802 km (0.115 R)
• M15: 2,530,448 km (0.079 R)
• M16: 2,940,496 km (0.118 R)
• M17: 3,182,246 km (0.078 R)
• M18: 3,269,162 km (0.093 R)
• M19: 3,685,493 km (0.057 R)
• M20: 3,822,974 km (0.11 R)
• M21: 3,915,575 km (0.112 R)
• M22: 3,993,366 km (0.104 R)
• M23: 4,213,873 km (0.036 R)
• M24: 4,601,481 km (0.106 R)
• M25: 4,799,548 km (0.11 R)
• M26: 5,051,172 km (0.108 R)
• M27: 5,463,015 km (0.083 R)
• M28: 5,602,739 km (0.035 R)
• M29: 5,690,703 km (0.072 R)
• M30: 5,832,223 km (0.065 R)
• M31: 5,957,137 km (0.097 R)
• M32: 6,083,098 km (0.059 R)
• M33: 6,246,160 km (0.031 R)
• M34: 6,355,666 km (0.046 R)
• M35: 7,064,311 km (0.116 R)
• M36: 7,719,699 km (0.109 R)
• M37: 8,114,488 km (0.103 R)
• M38: 8,374,489 km (0.108 R)
• M39: 8,923,513 km (0.069 R)
• M40: 9,610,466 km (0.034 R)
• M41: 9,928,362 km (0.039 R)
• M42: 10,035,175 km (0.114 R)
• M43: 10,249,848 km (0.09 R)
• M44: 10,357,708 km (0.117 R)
• M45: 10,596,316 km (0.052 R)
• M46: 10,705,523 km (0.081 R)
• M47: 10,793,038 km (0.047 R)
• M48: 11,101,359 km (0.077 R)
• M49: 11,256,641 km (0.109 R)
• M50: 11,345,802 km (0.092 R)
• M51: 11,704,388 km (0.062 R)
• M52: 12,640,272 km (0.119 R)
• M53: 12,802,436 km (0.049 R)
• M54: 13,529,183 km (0.074 R)
• M55: 13,861,739 km (0.085 R)
• M56: 13,957,182 km (0.109 R)
• M57: 14,124,881 km (0.082 R)
• M58: 14,510,694 km (0.066 R)
• M59: 15,071,537 km (0.034 R)
• M60: 15,194,357 km (0.096 R)
• M61: 15,391,527 km (0.115 R)
• M62: 15,763,726 km (0.111 R)
• M63: 16,239,447 km (0.098 R)
• M64: 16,340,127 km (0.069 R)
• M65: 16,567,515 km (0.06 R)
• M66: 17,025,584 km (0.099 R)
• M67: 17,179,221 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.8

Radius: 10.3

Gravity: 9.13 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.07 AU - 3.07 AU

Year: 2660 Days

Day: 14 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 14,783,702 km

• M1: 138,378 km (0.035 R)
• M2: 311,762 km (0.088 R)
• M3: 647,609 km (0.117 R)
• M4: 1,036,414 km (0.048 R)
• M5: 1,189,303 km (0.085 R)
• M6: 1,287,140 km (0.053 R)
• M7: 1,624,633 km (0.088 R)
• M8: 1,720,226 km (0.077 R)
• M9: 1,846,038 km (0.069 R)
• M10: 1,946,119 km (0.061 R)
• M11: 2,062,805 km (0.087 R)
• M12: 3,044,616 km (0.073 R)
• M13: 3,494,606 km (0.115 R)
• M14: 3,691,477 km (0.104 R)
• M15: 4,380,076 km (0.055 R)
• M16: 4,788,478 km (0.106 R)
• M17: 4,907,409 km (0.118 R)
• M18: 5,128,215 km (0.106 R)
• M19: 5,311,173 km (0.117 R)
• M20: 5,683,821 km (0.038 R)
• M21: 5,915,698 km (0.095 R)
• M22: 6,064,997 km (0.065 R)
• M23: 6,323,652 km (0.119 R)
• M24: 6,630,178 km (0.04 R)
• M25: 7,053,839 km (0.117 R)
• M26: 7,144,196 km (0.08 R)
• M27: 7,303,218 km (0.119 R)
• M28: 7,486,476 km (0.119 R)
• M29: 7,555,590 km (0.101 R)
• M30: 7,857,329 km (0.078 R)
• M31: 7,998,101 km (0.067 R)
• M32: 8,186,893 km (0.119 R)
• M33: 8,665,606 km (0.105 R)
• M34: 8,762,396 km (0.05 R)
• M35: 8,859,635 km (0.07 R)
• M36: 8,981,707 km (0.117 R)
• M37: 9,202,663 km (0.119 R)
• M38: 9,927,165 km (0.036 R)
• M39: 10,079,306 km (0.106 R)
• M40: 10,618,008 km (0.119 R)
• M41: 10,747,709 km (0.093 R)
• M42: 11,113,626 km (0.055 R)
• M43: 11,218,793 km (0.095 R)
• M44: 11,750,314 km (0.07 R)
• M45: 11,830,798 km (0.117 R)
• M46: 11,938,209 km (0.069 R)
• M47: 12,046,069 km (0.09 R)
• M48: 12,317,141 km (0.089 R)
• M49: 12,672,585 km (0.07 R)
• M50: 13,003,645 km (0.089 R)
• M51: 13,086,822 km (0.096 R)
• M52: 13,225,948 km (0.047 R)
• M53: 13,421,472 km (0.049 R)
• M54: 14,014,029 km (0.081 R)
• M55: 14,385,032 km (0.117 R)
• M56: 14,586,092 km (0.063 R)
• M57: 15,136,761 km (0.108 R)
• M58: 15,694,313 km (0.107 R)
• M59: 16,079,527 km (0.109 R)
• M60: 16,378,124 km (0.076 R)
• M61: 16,738,805 km (0.103 R)
• M62: 17,315,206 km (0.038 R)
• M63: 17,467,945 km (0.036 R)
• M64: 17,867,222 km (0.099 R)
• M65: 18,176,440 km (0.095 R)
• M66: 18,643,635 km (0.105 R)
• M67: 19,083,303 km (0.098 R)
• M68: 19,304,408 km (0.063 R)
• M69: 19,749,013 km (0.071 R)
• M70: 20,068,854 km (0.066 R)
• M71: 20,358,026 km (0.117 R)
• M72: 20,422,503 km (0.073 R)
• M73: 20,745,784 km (0.071 R)
• M74: 21,364,820 km (0.07 R)
• M75: 21,528,630 km (0.12 R)
• M76: 22,221,717 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.5

Radius: 8.8

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.77 AU - 2.83 AU

Year: 3025 Days

Day: 10.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 14,783,702 km

• M1: 125,363 km (0.036 R)
• M2: 231,578 km (0.078 R)
• M3: 305,479 km (0.089 R)
• M4: 655,388 km (0.074 R)
• M5: 771,327 km (0.064 R)
• M6: 894,296 km (0.042 R)
• M7: 963,410 km (0.11 R)
• M8: 1,096,702 km (0.095 R)
• M9: 1,160,431 km (0.117 R)
• M10: 1,451,249 km (0.101 R)
• M11: 1,545,346 km (0.111 R)
• M12: 1,777,372 km (0.098 R)
• M13: 1,891,216 km (0.098 R)
• M14: 2,033,633 km (0.117 R)
• M15: 2,206,718 km (0.111 R)
• M16: 2,288,249 km (0.082 R)
• M17: 2,426,328 km (0.078 R)
• M18: 2,553,187 km (0.111 R)
• M19: 2,872,279 km (0.117 R)
• M20: 2,931,669 km (0.076 R)
• M21: 3,036,687 km (0.054 R)
• M22: 3,188,828 km (0.083 R)
• M23: 3,343,512 km (0.09 R)
• M24: 3,406,194 km (0.101 R)
• M25: 3,838,981 km (0.102 R)
• M26: 3,904,654 km (0.066 R)
• M27: 4,037,048 km (0.119 R)
• M28: 4,357,337 km (0.091 R)
• M29: 4,951,241 km (0.08 R)
• M30: 5,130,758 km (0.1 R)
• M31: 5,276,018 km (0.119 R)
• M32: 5,570,426 km (0.094 R)
• M33: 6,156,252 km (0.118 R)
• M34: 6,485,965 km (0.11 R)
• M35: 6,682,537 km (0.119 R)
• M36: 6,841,260 km (0.072 R)
• M37: 7,142,102 km (0.11 R)
• M38: 7,324,761 km (0.083 R)
• M39: 7,447,431 km (0.115 R)
• M40: 7,509,065 km (0.077 R)
• M41: 7,861,219 km (0.077 R)
• M42: 8,007,824 km (0.1 R)
• M43: 8,431,635 km (0.1 R)
• M44: 9,103,030 km (0.09 R)
• M45: 9,190,844 km (0.112 R)
• M46: 9,323,238 km (0.066 R)
• M47: 9,545,242 km (0.088 R)
• M48: 9,904,127 km (0.069 R)
• M49: 10,062,551 km (0.119 R)
• M50: 10,153,357 km (0.12 R)
• M51: 10,336,016 km (0.064 R)
• M52: 10,658,250 km (0.031 R)
• M53: 10,727,663 km (0.109 R)
• M54: 10,867,089 km (0.065 R)
• M55: 11,359,714 km (0.12 R)
• M56: 11,430,773 km (0.11 R)
• M57: 12,415,576 km (0.112 R)
• M58: 12,708,938 km (0.103 R)
• M59: 13,227,893 km (0.09 R)
• M60: 13,327,525 km (0.092 R)
• M61: 13,452,439 km (0.063 R)
• M62: 13,552,669 km (0.094 R)
• M63: 13,728,597 km (0.054 R)
• M64: 14,006,549 km (0.12 R)
• M65: 14,184,421 km (0.108 R)
• M66: 14,363,191 km (0.041 R)
• M67: 14,981,329 km (0.08 R)
• M68: 15,059,120 km (0.068 R)
• M69: 15,189,270 km (0.091 R)
• M70: 15,766,269 km (0.031 R)
• M71: 15,951,322 km (0.05 R)
• M72: 16,084,015 km (0.057 R)
• M73: 16,377,077 km (0.084 R)
• M74: 16,887,505 km (0.115 R)
• M75: 17,049,819 km (0.12 R)
• M76: 17,158,277 km (0.096 R)
• M77: 17,512,376 km (0.098 R)
• M78: 17,786,439 km (0.077 R)
• M79: 17,896,393 km (0.108 R)
• M80: 18,338,754 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.7

Radius: 14.5

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.88 AU - 3 AU

Year: 3255 Days

Day: 8.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 14,783,702 km

• M1: 182,659 km (0.09 R)
• M2: 276,008 km (0.047 R)
• M3: 368,759 km (0.082 R)
• M4: 542,292 km (0.074 R)
• M5: 841,189 km (0.077 R)
• M6: 1,418,487 km (0.102 R)
• M7: 1,555,668 km (0.111 R)
• M8: 2,005,808 km (0.05 R)
• M9: 2,161,240 km (0.114 R)
• M10: 2,413,911 km (0.112 R)
• M11: 2,811,393 km (0.087 R)
• M12: 2,911,025 km (0.112 R)
• M13: 3,520,487 km (0.119 R)
• M14: 3,764,481 km (0.03 R)
• M15: 3,916,323 km (0.074 R)
• M16: 4,084,471 km (0.081 R)
• M17: 4,544,634 km (0.08 R)
• M18: 4,855,797 km (0.086 R)
• M19: 5,266,144 km (0.052 R)
• M20: 5,389,862 km (0.117 R)
• M21: 5,499,068 km (0.069 R)
• M22: 5,799,012 km (0.111 R)
• M23: 6,300,165 km (0.106 R)
• M24: 6,547,600 km (0.026 R)
• M25: 6,764,816 km (0.096 R)
• M26: 7,257,890 km (0.091 R)
• M27: 7,430,676 km (0.082 R)
• M28: 7,587,305 km (0.095 R)
• M29: 7,868,549 km (0.078 R)
• M30: 8,117,480 km (0.097 R)
• M31: 8,314,949 km (0.031 R)
• M32: 8,843,179 km (0.11 R)
• M33: 8,990,832 km (0.059 R)
• M34: 9,232,582 km (0.111 R)
• M35: 9,326,081 km (0.065 R)
• M36: 9,532,975 km (0.106 R)
• M37: 10,162,931 km (0.117 R)
• M38: 10,317,765 km (0.114 R)
• M39: 10,924,983 km (0.099 R)
• M40: 11,043,764 km (0.101 R)
• M41: 11,282,821 km (0.088 R)
• M42: 11,422,994 km (0.09 R)
• M43: 11,969,475 km (0.107 R)
• M44: 12,091,996 km (0.088 R)
• M45: 12,648,949 km (0.07 R)
• M46: 13,489,240 km (0.093 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: 555 - 15,099 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit