🌌 Stone's Star System Generator

Planet 1 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.3

Radius: 14.3

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.05 AU - 1.31 AU

Year: 828 Days

Day: 12.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 55,642,160 km

• M1: 179,817 km (0.109 R)
• M2: 281,094 km (0.037 R)
• M3: 490,232 km (0.09 R)
• M4: 606,470 km (0.034 R)
• M5: 815,159 km (0.091 R)
• M6: 1,149,061 km (0.116 R)
• M7: 1,270,385 km (0.055 R)
• M8: 1,474,137 km (0.068 R)
• M9: 1,573,620 km (0.117 R)
• M10: 1,696,141 km (0.095 R)
• M11: 1,936,694 km (0.116 R)
• M12: 2,083,599 km (0.06 R)
• M13: 2,204,025 km (0.066 R)
• M14: 2,295,879 km (0.098 R)
• M15: 2,389,078 km (0.076 R)
• M16: 2,627,836 km (0.075 R)
• M17: 2,742,129 km (0.111 R)
• M18: 2,958,747 km (0.095 R)
• M19: 3,094,881 km (0.112 R)
• M20: 3,743,088 km (0.102 R)
• M21: 3,844,516 km (0.12 R)
• M22: 3,993,665 km (0.067 R)
• M23: 4,154,183 km (0.07 R)
• M24: 4,278,499 km (0.026 R)
• M25: 4,443,057 km (0.068 R)
• M26: 4,580,088 km (0.059 R)
• M27: 4,678,823 km (0.099 R)
• M28: 4,848,467 km (0.109 R)
• M29: 4,938,974 km (0.105 R)
• M30: 5,070,919 km (0.11 R)
• M31: 5,255,672 km (0.056 R)
• M32: 5,411,254 km (0.112 R)
• M33: 5,515,823 km (0.081 R)
• M34: 5,812,326 km (0.106 R)
• M35: 5,940,980 km (0.111 R)
• M36: 6,135,906 km (0.077 R)
• M37: 6,321,856 km (0.1 R)
• M38: 6,421,189 km (0.116 R)
• M39: 6,722,031 km (0.101 R)
• M40: 6,823,308 km (0.108 R)
• M41: 6,959,293 km (0.049 R)
• M42: 7,453,864 km (0.077 R)
• M43: 7,593,887 km (0.082 R)
• M44: 7,746,627 km (0.116 R)
• M45: 7,841,172 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.9

Radius: 11.7

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.14 AU - 1.36 AU

Year: 902 Days

Day: 6 Hours

Environment

Temp: -172 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 55,642,160 km

• M1: 151,842 km (0.088 R)
• M2: 350,209 km (0.039 R)
• M3: 440,865 km (0.089 R)
• M4: 546,032 km (0.085 R)
• M5: 677,828 km (0.09 R)
• M6: 812,466 km (0.06 R)
• M7: 904,618 km (0.111 R)
• M8: 1,010,384 km (0.118 R)
• M9: 1,110,615 km (0.057 R)
• M10: 1,240,765 km (0.118 R)
• M11: 1,465,760 km (0.089 R)
• M12: 1,603,839 km (0.051 R)
• M13: 1,680,582 km (0.113 R)
• M14: 1,801,158 km (0.102 R)
• M15: 1,912,160 km (0.077 R)
• M16: 1,987,557 km (0.053 R)
• M17: 2,083,150 km (0.101 R)
• M18: 2,426,926 km (0.105 R)
• M19: 2,550,344 km (0.114 R)
• M20: 2,668,676 km (0.031 R)
• M21: 2,875,121 km (0.11 R)
• M22: 2,969,219 km (0.063 R)
• M23: 3,101,463 km (0.114 R)
• M24: 3,333,938 km (0.101 R)
• M25: 3,410,233 km (0.073 R)
• M26: 3,556,689 km (0.071 R)
• M27: 3,697,311 km (0.112 R)
• M28: 3,792,156 km (0.098 R)
• M29: 3,871,892 km (0.099 R)
• M30: 4,000,546 km (0.104 R)
• M31: 4,089,856 km (0.088 R)
• M32: 4,196,220 km (0.027 R)
• M33: 4,303,632 km (0.084 R)
• M34: 4,411,940 km (0.051 R)
• M35: 4,495,865 km (0.07 R)
• M36: 4,682,413 km (0.115 R)
• M37: 5,036,960 km (0.052 R)
• M38: 5,177,732 km (0.057 R)
• M39: 5,257,468 km (0.108 R)
• M40: 5,698,931 km (0.078 R)
• M41: 5,818,011 km (0.115 R)
• M42: 5,947,413 km (0.051 R)
• M43: 6,133,662 km (0.084 R)
• M44: 6,246,459 km (0.108 R)
• M45: 6,369,429 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.4

Radius: 12.5

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.58 AU - 2.94 AU

Year: 2961 Days

Day: 13.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 55,642,160 km

• M1: 224,397 km (0.071 R)
• M2: 362,625 km (0.061 R)
• M3: 689,646 km (0.048 R)
• M4: 804,238 km (0.075 R)
• M5: 935,585 km (0.107 R)
• M6: 1,243,009 km (0.089 R)
• M7: 1,409,062 km (0.084 R)
• M8: 1,594,713 km (0.115 R)
• M9: 1,702,723 km (0.076 R)
• M10: 1,825,842 km (0.108 R)
• M11: 1,939,237 km (0.028 R)
• M12: 2,107,385 km (0.116 R)
• M13: 2,334,774 km (0.114 R)
• M14: 2,556,328 km (0.053 R)
• M15: 2,756,042 km (0.1 R)
• M16: 3,201,245 km (0.091 R)
• M17: 3,339,324 km (0.114 R)
• M18: 3,589,751 km (0.108 R)
• M19: 3,846,460 km (0.108 R)
• M20: 3,960,753 km (0.105 R)
• M21: 4,259,650 km (0.092 R)
• M22: 5,003,899 km (0.072 R)
• M23: 5,093,060 km (0.06 R)
• M24: 5,436,835 km (0.111 R)
• M25: 5,528,539 km (0.076 R)
• M26: 6,338,911 km (0.083 R)
• M27: 6,689,269 km (0.087 R)
• M28: 7,429,180 km (0.069 R)
• M29: 8,748,633 km (0.028 R)
• M30: 9,029,877 km (0.074 R)
• M31: 9,182,616 km (0.092 R)
• M32: 10,003,909 km (0.098 R)
• M33: 10,094,116 km (0.101 R)
• M34: 10,412,012 km (0.072 R)
• M35: 11,338,471 km (0.092 R)
• M36: 11,859,371 km (0.115 R)
• M37: 12,002,836 km (0.092 R)
• M38: 12,146,749 km (0.099 R)
• M39: 12,704,001 km (0.119 R)
• M40: 12,998,110 km (0.11 R)
• M41: 13,493,279 km (0.046 R)
• M42: 13,668,159 km (0.076 R)
• M43: 13,768,390 km (0.117 R)
• M44: 14,146,423 km (0.059 R)
• M45: 14,273,133 km (0.049 R)
• M46: 14,578,911 km (0.103 R)
• M47: 14,886,933 km (0.099 R)
• M48: 15,119,258 km (0.106 R)
• M49: 15,509,260 km (0.058 R)
• M50: 15,692,368 km (0.106 R)
• M51: 16,034,498 km (0.076 R)
• M52: 16,860,129 km (0.077 R)
• M53: 17,237,415 km (0.061 R)
• M54: 18,193,195 km (0.114 R)
• M55: 18,663,531 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.3

Radius: 9.5

Gravity: 6.75 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.72 AU - 4.28 AU

Year: 4228 Days

Day: 14.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 55,642,160 km

• M1: 120,426 km (0.111 R)
• M2: 208,240 km (0.052 R)
• M3: 364,869 km (0.083 R)
• M4: 546,481 km (0.117 R)
• M5: 628,012 km (0.119 R)
• M6: 747,391 km (0.074 R)
• M7: 827,725 km (0.088 R)
• M8: 886,966 km (0.101 R)
• M9: 1,074,113 km (0.084 R)
• M10: 1,219,671 km (0.091 R)
• M11: 1,288,038 km (0.118 R)
• M12: 1,357,750 km (0.112 R)
• M13: 1,428,959 km (0.107 R)
• M14: 1,619,846 km (0.092 R)
• M15: 1,929,962 km (0.105 R)
• M16: 2,059,364 km (0.068 R)
• M17: 2,309,791 km (0.112 R)
• M18: 2,412,864 km (0.118 R)
• M19: 2,767,261 km (0.029 R)
• M20: 3,138,414 km (0.081 R)
• M21: 3,684,446 km (0.105 R)
• M22: 4,323,229 km (0.111 R)
• M23: 4,493,621 km (0.035 R)
• M24: 4,601,331 km (0.103 R)
• M25: 4,841,286 km (0.034 R)
• M26: 4,907,409 km (0.051 R)
• M27: 5,040,700 km (0.067 R)
• M28: 5,265,396 km (0.098 R)
• M29: 5,562,498 km (0.088 R)
• M30: 5,771,486 km (0.074 R)
• M31: 5,935,744 km (0.08 R)
• M32: 6,269,048 km (0.106 R)
• M33: 6,438,094 km (0.044 R)
• M34: 7,128,937 km (0.089 R)
• M35: 7,534,347 km (0.072 R)
• M36: 8,553,707 km (0.12 R)
• M37: 8,714,375 km (0.067 R)
• M38: 9,671,502 km (0.112 R)
• M39: 9,755,128 km (0.113 R)
• M40: 10,748,158 km (0.091 R)
• M41: 10,950,564 km (0.052 R)
• M42: 11,125,145 km (0.104 R)
• M43: 11,271,302 km (0.096 R)
• M44: 11,802,823 km (0.037 R)
• M45: 11,892,283 km (0.113 R)
• M46: 11,951,972 km (0.071 R)
• M47: 12,041,731 km (0.107 R)
• M48: 12,372,791 km (0.103 R)
• M49: 12,524,184 km (0.104 R)
• M50: 12,859,732 km (0.072 R)
• M51: 13,352,807 km (0.045 R)
• M52: 15,484,576 km (0.087 R)
• M53: 15,877,420 km (0.112 R)
• M54: 16,639,622 km (0.05 R)
• M55: 16,974,870 km (0.114 R)
• M56: 17,210,786 km (0.107 R)
• M57: 17,549,625 km (0.119 R)
• M58: 18,303,000 km (0.104 R)
• M59: 18,510,343 km (0.107 R)
• M60: 18,683,577 km (0.104 R)
• M61: 19,242,026 km (0.11 R)
• M62: 19,523,270 km (0.098 R)
• M63: 21,057,995 km (0.085 R)
• M64: 21,347,915 km (0.096 R)
• M65: 21,529,677 km (0.084 R)
• M66: 22,004,800 km (0.069 R)
• M67: 22,114,904 km (0.12 R)
• M68: 22,372,661 km (0.079 R)
• M69: 22,594,365 km (0.053 R)
• M70: 22,965,368 km (0.068 R)
• M71: 24,355,880 km (0.065 R)
• M72: 24,507,871 km (0.115 R)
• M73: 25,003,938 km (0.083 R)
• M74: 25,310,913 km (0.117 R)
• M75: 25,696,277 km (0.076 R)
• M76: 25,928,453 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.8

Radius: 11.2

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.63 AU - 5.57 AU

Year: 6370 Days

Day: 5.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 55,642,160 km

• M1: 170,093 km (0.053 R)
• M2: 344,524 km (0.101 R)
• M3: 414,984 km (0.093 R)
• M4: 673,190 km (0.099 R)
• M5: 1,004,101 km (0.071 R)
• M6: 1,136,944 km (0.112 R)
• M7: 1,240,765 km (0.115 R)
• M8: 1,623,286 km (0.118 R)
• M9: 1,903,184 km (0.097 R)
• M10: 1,999,974 km (0.104 R)
• M11: 2,256,833 km (0.107 R)
• M12: 2,739,735 km (0.047 R)
• M13: 3,238,196 km (0.11 R)
• M14: 3,799,786 km (0.085 R)
• M15: 4,227,337 km (0.09 R)
• M16: 4,446,946 km (0.075 R)
• M17: 4,745,693 km (0.094 R)
• M18: 4,916,684 km (0.102 R)
• M19: 5,402,278 km (0.118 R)
• M20: 5,580,898 km (0.092 R)
• M21: 5,781,659 km (0.119 R)
• M22: 6,314,975 km (0.113 R)
• M23: 6,885,392 km (0.114 R)
• M24: 7,296,786 km (0.093 R)
• M25: 7,828,008 km (0.105 R)
• M26: 8,098,182 km (0.116 R)
• M27: 8,302,981 km (0.094 R)
• M28: 8,694,479 km (0.1 R)
• M29: 8,857,391 km (0.1 R)
• M30: 8,951,039 km (0.074 R)
• M31: 9,304,838 km (0.089 R)
• M32: 9,495,426 km (0.109 R)
• M33: 10,443,128 km (0.104 R)
• M34: 11,142,199 km (0.097 R)
• M35: 12,822,632 km (0.102 R)
• M36: 13,732,785 km (0.072 R)
• M37: 15,165,035 km (0.106 R)
• M38: 15,643,449 km (0.109 R)
• M39: 16,413,579 km (0.099 R)
• M40: 16,672,982 km (0.092 R)
• M41: 16,875,837 km (0.095 R)
• M42: 17,430,246 km (0.104 R)
• M43: 18,917,848 km (0.1 R)
• M44: 19,341,658 km (0.11 R)
• M45: 20,352,940 km (0.115 R)
• M46: 20,724,990 km (0.05 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 713.7

Radius: 7.3

Gravity: 13.39 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 6.02 AU - 9.52 AU

Year: 13984 Days

Day: 18.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 55,642,160 km

• M1: 134,189 km (0.094 R)
• M2: 262,395 km (0.101 R)
• M3: 709,094 km (0.098 R)
• M4: 894,894 km (0.11 R)
• M5: 1,783,955 km (0.102 R)
• M6: 1,980,825 km (0.095 R)
• M7: 2,457,145 km (0.111 R)
• M8: 2,708,320 km (0.066 R)
• M9: 2,772,348 km (0.109 R)
• M10: 3,000,784 km (0.12 R)
• M11: 3,133,926 km (0.111 R)
• M12: 3,757,749 km (0.045 R)
• M13: 4,194,575 km (0.041 R)
• M14: 4,456,820 km (0.089 R)
• M15: 4,570,963 km (0.094 R)
• M16: 4,763,196 km (0.111 R)
• M17: 6,266,804 km (0.12 R)
• M18: 6,437,496 km (0.104 R)
• M19: 8,321,382 km (0.113 R)
• M20: 9,032,719 km (0.091 R)
• M21: 9,129,060 km (0.073 R)
• M22: 9,225,701 km (0.086 R)
• M23: 9,812,872 km (0.097 R)
• M24: 10,061,055 km (0.075 R)
• M25: 10,665,131 km (0.089 R)
• M26: 11,436,907 km (0.078 R)
• M27: 12,279,741 km (0.039 R)
• M28: 12,439,961 km (0.08 R)
• M29: 13,691,496 km (0.103 R)
• M30: 13,857,700 km (0.109 R)
• M31: 14,024,651 km (0.075 R)
• M32: 15,154,115 km (0.065 R)
• M33: 15,613,979 km (0.095 R)
• M34: 16,488,677 km (0.069 R)
• M35: 17,080,636 km (0.061 R)
• M36: 17,140,176 km (0.074 R)
• M37: 17,319,394 km (0.063 R)
• M38: 17,379,233 km (0.036 R)
• M39: 18,346,234 km (0.028 R)
• M40: 18,407,270 km (0.094 R)
• M41: 19,021,220 km (0.079 R)
• M42: 20,332,295 km (0.059 R)
• M43: 21,222,403 km (0.099 R)
• M44: 22,843,296 km (0.108 R)
• M45: 22,974,643 km (0.059 R)
• M46: 23,238,234 km (0.09 R)
• M47: 23,901,401 km (0.119 R)
• M48: 24,168,434 km (0.066 R)
• M49: 25,314,353 km (0.108 R)
• M50: 25,450,338 km (0.108 R)
• M51: 25,928,153 km (0.069 R)
• M52: 25,996,669 km (0.072 R)
• M53: 26,962,024 km (0.077 R)
• M54: 27,170,414 km (0.112 R)
• M55: 28,009,359 km (0.107 R)
• M56: 28,149,981 km (0.056 R)
• M57: 28,220,442 km (0.118 R)
• M58: 29,354,992 km (0.055 R)
• M59: 30,576,758 km (0.103 R)
• M60: 31,449,063 km (0.106 R)
• M61: 31,668,523 km (0.073 R)
• M62: 33,292,707 km (0.085 R)
• M63: 34,114,897 km (0.069 R)
• M64: 34,340,341 km (0.053 R)
• M65: 35,095,212 km (0.074 R)
• M66: 35,398,746 km (0.11 R)
• M67: 36,314,434 km (0.043 R)
• M68: 37,702,703 km (0.117 R)
• M69: 38,169,298 km (0.043 R)
• M70: 39,029,636 km (0.119 R)
• M71: 42,453,632 km (0.111 R)
• M72: 44,324,353 km (0.116 R)
• M73: 45,145,945 km (0.079 R)
• M74: 45,475,958 km (0.105 R)
• M75: 46,055,500 km (0.064 R)
• M76: 46,554,259 km (0.052 R)
• M77: 49,754,157 km (0.066 R)
• M78: 50,180,362 km (0.111 R)
• M79: 50,265,782 km (0.092 R)
• M80: 50,607,912 km (0.086 R)
• M81: 51,036,660 km (0.116 R)
• M82: 52,156,849 km (0.088 R)
• M83: 52,329,934 km (0.107 R)
• M84: 52,676,701 km (0.101 R)
• M85: 53,285,266 km (0.087 R)
• M86: 53,459,547 km (0.107 R)
• M87: 54,071,253 km (0.036 R)
• M88: 55,742,859 km (0.087 R)
• M89: 58,686,497 km (0.045 R)
• M90: 59,046,728 km (0.069 R)
• M91: 59,769,286 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 251.7

Radius: 5.1

Gravity: 9.68 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 9.23 AU - 10.91 AU

Year: 20633 Days

Day: 19.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 55,642,160 km

• M1: 72,555 km (0.077 R)
• M2: 309,967 km (0.084 R)
• M3: 352,153 km (0.066 R)
• M4: 396,584 km (0.107 R)
• M5: 508,034 km (0.094 R)
• M6: 684,859 km (0.099 R)
• M7: 900,729 km (0.103 R)
• M8: 1,250,937 km (0.072 R)
• M9: 1,465,162 km (0.089 R)
• M10: 1,539,063 km (0.046 R)
• M11: 2,202,679 km (0.117 R)
• M12: 2,259,227 km (0.085 R)
• M13: 2,638,458 km (0.113 R)
• M14: 2,759,183 km (0.101 R)
• M15: 2,912,671 km (0.083 R)
• M16: 3,006,020 km (0.109 R)
• M17: 3,324,663 km (0.044 R)
• M18: 3,520,935 km (0.065 R)
• M19: 6,435,401 km (0.114 R)
• M20: 7,389,237 km (0.115 R)
• M21: 7,860,919 km (0.101 R)
• M22: 7,991,219 km (0.099 R)
• M23: 8,519,599 km (0.084 R)
• M24: 9,425,264 km (0.11 R)
• M25: 10,171,458 km (0.111 R)
• M26: 11,918,612 km (0.084 R)
• M27: 14,229,450 km (0.102 R)
• M28: 14,654,458 km (0.046 R)
• M29: 17,800,651 km (0.091 R)
• M30: 18,028,937 km (0.096 R)
• M31: 18,258,271 km (0.089 R)
• M32: 19,302,314 km (0.104 R)
• M33: 19,419,449 km (0.103 R)
• M34: 20,009,014 km (0.094 R)
• M35: 20,068,255 km (0.103 R)
• M36: 20,784,081 km (0.105 R)
• M37: 22,056,860 km (0.104 R)
• M38: 22,179,380 km (0.108 R)
• M39: 23,855,475 km (0.088 R)
• M40: 24,107,248 km (0.094 R)
• M41: 25,507,634 km (0.1 R)
• M42: 27,987,817 km (0.102 R)
• M43: 30,748,795 km (0.088 R)
• M44: 31,297,520 km (0.116 R)
• M45: 31,573,079 km (0.078 R)
• M46: 33,454,422 km (0.054 R)
• M47: 36,524,470 km (0.079 R)
• M48: 36,814,540 km (0.085 R)
• M49: 37,616,385 km (0.065 R)
• M50: 37,982,750 km (0.1 R)
• M51: 38,276,710 km (0.074 R)
• M52: 39,311,478 km (0.076 R)
• M53: 40,880,760 km (0.104 R)
• M54: 41,182,050 km (0.118 R)
• M55: 46,492,924 km (0.045 R)
• M56: 48,072,079 km (0.041 R)
• M57: 49,028,009 km (0.104 R)
• M58: 49,668,737 km (0.078 R)
• M59: 50,151,190 km (0.08 R)
• M60: 50,392,940 km (0.087 R)
• M61: 50,554,356 km (0.057 R)
• M62: 51,201,666 km (0.079 R)
• M63: 52,504,514 km (0.089 R)
• M64: 53,242,032 km (0.108 R)
• M65: 53,570,997 km (0.049 R)
• M66: 53,900,711 km (0.104 R)
• M67: 53,983,140 km (0.12 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 13,730 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit