🌌 Stone's Star System Generator

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.5

Radius: 10.6

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.76 AU - 1.04 AU

Year: 551 Days

Day: 6.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 57,612,219 km

• M1: 142,268 km (0.036 R)
• M2: 220,507 km (0.112 R)
• M3: 306,975 km (0.034 R)
• M4: 455,526 km (0.115 R)
• M5: 526,285 km (0.087 R)
• M6: 601,383 km (0.115 R)
• M7: 717,322 km (0.1 R)
• M8: 821,891 km (0.039 R)
• M9: 937,231 km (0.061 R)
• M10: 1,218,923 km (0.108 R)
• M11: 1,328,579 km (0.088 R)
• M12: 1,502,711 km (0.084 R)
• M13: 1,665,323 km (0.073 R)
• M14: 1,761,964 km (0.11 R)
• M15: 1,873,713 km (0.083 R)
• M16: 1,954,047 km (0.085 R)
• M17: 2,139,250 km (0.112 R)
• M18: 2,244,716 km (0.091 R)
• M19: 2,323,255 km (0.037 R)
• M20: 2,453,704 km (0.081 R)
• M21: 2,676,605 km (0.09 R)
• M22: 2,805,858 km (0.119 R)
• M23: 2,883,050 km (0.088 R)
• M24: 3,102,660 km (0.066 R)
• M25: 3,198,402 km (0.108 R)
• M26: 3,376,723 km (0.093 R)
• M27: 3,633,583 km (0.107 R)
• M28: 3,777,197 km (0.103 R)
• M29: 3,948,636 km (0.06 R)
• M30: 4,017,900 km (0.04 R)
• M31: 4,122,618 km (0.091 R)
• M32: 4,210,582 km (0.068 R)
• M33: 4,281,341 km (0.099 R)
• M34: 4,352,550 km (0.055 R)
• M35: 4,487,338 km (0.052 R)
• M36: 5,058,502 km (0.061 R)
• M37: 5,152,899 km (0.113 R)
• M38: 5,324,188 km (0.102 R)
• M39: 5,584,638 km (0.086 R)
• M40: 5,672,452 km (0.088 R)
• M41: 5,760,565 km (0.105 R)
• M42: 5,849,277 km (0.093 R)
• M43: 5,998,127 km (0.105 R)
• M44: 6,067,989 km (0.101 R)
• M45: 6,148,323 km (0.111 R)
• M46: 6,218,783 km (0.111 R)
• M47: 6,289,543 km (0.092 R)
• M48: 6,391,120 km (0.119 R)
• M49: 6,472,651 km (0.037 R)
• M50: 6,688,670 km (0.094 R)
• M51: 7,011,951 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158

Radius: 8.2

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.27 AU - 1.59 AU

Year: 1104 Days

Day: 9.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 57,612,219 km

• M1: 106,813 km (0.084 R)
• M2: 172,038 km (0.113 R)
• M3: 233,373 km (0.094 R)
• M4: 368,609 km (0.068 R)
• M5: 443,558 km (0.077 R)
• M6: 532,419 km (0.119 R)
• M7: 734,077 km (0.07 R)
• M8: 794,215 km (0.12 R)
• M9: 851,361 km (0.113 R)
• M10: 1,010,982 km (0.08 R)
• M11: 1,062,893 km (0.094 R)
• M12: 1,131,857 km (0.092 R)
• M13: 1,399,787 km (0.065 R)
• M14: 1,493,585 km (0.089 R)
• M15: 1,589,477 km (0.082 R)
• M16: 1,644,380 km (0.11 R)
• M17: 1,737,430 km (0.085 R)
• M18: 1,838,558 km (0.036 R)
• M19: 2,007,155 km (0.116 R)
• M20: 2,066,695 km (0.09 R)
• M21: 2,235,441 km (0.08 R)
• M22: 2,394,613 km (0.067 R)
• M23: 2,629,482 km (0.096 R)
• M24: 2,768,309 km (0.116 R)
• M25: 2,924,489 km (0.117 R)
• M26: 2,977,147 km (0.091 R)
• M27: 3,083,511 km (0.111 R)
• M28: 3,191,222 km (0.111 R)
• M29: 3,315,837 km (0.113 R)
• M30: 3,441,948 km (0.062 R)
• M31: 3,505,677 km (0.07 R)
• M32: 3,561,776 km (0.113 R)
• M33: 3,626,252 km (0.075 R)
• M34: 3,896,426 km (0.103 R)
• M35: 3,971,225 km (0.08 R)
• M36: 4,215,518 km (0.071 R)
• M37: 4,352,400 km (0.088 R)
• M38: 4,438,718 km (0.094 R)
• M39: 4,718,915 km (0.104 R)
• M40: 4,816,453 km (0.061 R)
• M41: 4,870,009 km (0.111 R)
• M42: 4,950,642 km (0.119 R)
• M43: 5,040,850 km (0.081 R)
• M44: 5,168,008 km (0.039 R)
• M45: 5,287,088 km (0.105 R)
• M46: 5,397,790 km (0.096 R)
• M47: 5,499,966 km (0.101 R)
• M48: 5,640,438 km (0.091 R)
• M49: 5,781,958 km (0.062 R)
• M50: 5,848,379 km (0.099 R)
• M51: 5,915,100 km (0.107 R)
• M52: 6,078,311 km (0.118 R)
• M53: 6,136,205 km (0.113 R)
• M54: 6,203,973 km (0.078 R)
• M55: 6,428,520 km (0.113 R)
• M56: 6,487,611 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730

Radius: 10.9

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.8 AU - 2.98 AU

Year: 3172 Days

Day: 8.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 57,612,219 km

• M1: 136,284 km (0.107 R)
• M2: 235,916 km (0.067 R)
• M3: 309,967 km (0.051 R)
• M4: 396,285 km (0.086 R)
• M5: 591,211 km (0.105 R)
• M6: 756,965 km (0.096 R)
• M7: 995,424 km (0.079 R)
• M8: 1,148,014 km (0.061 R)
• M9: 1,398,441 km (0.104 R)
• M10: 1,922,333 km (0.116 R)
• M11: 2,040,066 km (0.084 R)
• M12: 2,145,084 km (0.094 R)
• M13: 2,360,954 km (0.101 R)
• M14: 2,519,378 km (0.1 R)
• M15: 2,965,179 km (0.077 R)
• M16: 3,382,258 km (0.115 R)
• M17: 3,471,568 km (0.074 R)
• M18: 4,099,580 km (0.089 R)
• M19: 4,233,321 km (0.089 R)
• M20: 4,407,452 km (0.1 R)
• M21: 4,822,886 km (0.116 R)
• M22: 4,943,910 km (0.078 R)
• M23: 5,106,972 km (0.071 R)
• M24: 5,417,388 km (0.063 R)
• M25: 5,926,918 km (0.12 R)
• M26: 6,035,077 km (0.052 R)
• M27: 6,429,716 km (0.098 R)
• M28: 6,742,526 km (0.061 R)
• M29: 6,969,017 km (0.083 R)
• M30: 7,429,629 km (0.117 R)
• M31: 7,522,978 km (0.061 R)
• M32: 7,995,408 km (0.086 R)
• M33: 8,067,215 km (0.097 R)
• M34: 8,163,107 km (0.105 R)
• M35: 8,550,715 km (0.076 R)
• M36: 8,746,838 km (0.093 R)
• M37: 9,018,807 km (0.1 R)
• M38: 9,168,405 km (0.114 R)
• M39: 9,243,503 km (0.07 R)
• M40: 9,394,297 km (0.059 R)
• M41: 9,545,990 km (0.092 R)
• M42: 9,749,443 km (0.087 R)
• M43: 10,212,448 km (0.113 R)
• M44: 10,709,113 km (0.108 R)
• M45: 10,814,729 km (0.084 R)
• M46: 11,160,151 km (0.046 R)
• M47: 11,998,647 km (0.091 R)
• M48: 12,218,256 km (0.095 R)
• M49: 13,082,184 km (0.095 R)
• M50: 13,478,768 km (0.114 R)
• M51: 13,649,908 km (0.114 R)
• M52: 14,023,304 km (0.106 R)
• M53: 14,633,664 km (0.031 R)
• M54: 14,721,478 km (0.065 R)
• M55: 15,640,009 km (0.057 R)
• M56: 16,121,415 km (0.111 R)
• M57: 16,303,176 km (0.082 R)
• M58: 16,638,275 km (0.081 R)
• M59: 17,067,920 km (0.101 R)
• M60: 17,346,023 km (0.046 R)
• M61: 17,875,599 km (0.117 R)
• M62: 18,189,605 km (0.117 R)
• M63: 19,014,488 km (0.074 R)
• M64: 19,270,749 km (0.104 R)
• M65: 19,399,253 km (0.108 R)
• M66: 19,657,310 km (0.105 R)
• M67: 19,948,876 km (0.088 R)
• M68: 20,079,026 km (0.117 R)
• M69: 20,339,925 km (0.108 R)
• M70: 20,470,823 km (0.106 R)
• M71: 21,129,652 km (0.106 R)
• M72: 21,795,363 km (0.097 R)
• M73: 21,929,402 km (0.113 R)
• M74: 22,705,067 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.1

Radius: 11.3

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.4 AU - 3.8 AU

Year: 3524 Days

Day: 6.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 57,612,219 km

• M1: 144,362 km (0.094 R)
• M2: 243,845 km (0.098 R)
• M3: 393,143 km (0.107 R)
• M4: 526,435 km (0.077 R)
• M5: 822,489 km (0.047 R)
• M6: 921,672 km (0.032 R)
• M7: 1,096,552 km (0.095 R)
• M8: 1,219,522 km (0.093 R)
• M9: 1,347,428 km (0.098 R)
• M10: 1,617,003 km (0.05 R)
• M11: 2,069,238 km (0.027 R)
• M12: 2,145,981 km (0.071 R)
• M13: 2,692,612 km (0.093 R)
• M14: 2,827,549 km (0.056 R)
• M15: 2,999,437 km (0.101 R)
• M16: 3,210,221 km (0.072 R)
• M17: 3,426,090 km (0.12 R)
• M18: 3,665,297 km (0.082 R)
• M19: 3,986,484 km (0.077 R)
• M20: 4,140,719 km (0.114 R)
• M21: 4,455,473 km (0.08 R)
• M22: 4,635,888 km (0.114 R)
• M23: 5,087,375 km (0.095 R)
• M24: 5,445,811 km (0.117 R)
• M25: 5,574,316 km (0.116 R)
• M26: 5,790,784 km (0.065 R)
• M27: 5,921,981 km (0.066 R)
• M28: 6,032,235 km (0.085 R)
• M29: 6,434,354 km (0.078 R)
• M30: 7,525,072 km (0.082 R)
• M31: 7,692,472 km (0.097 R)
• M32: 7,764,578 km (0.115 R)
• M33: 7,982,243 km (0.092 R)
• M34: 8,055,397 km (0.1 R)
• M35: 8,177,468 km (0.11 R)
• M36: 8,251,220 km (0.115 R)
• M37: 8,822,983 km (0.091 R)
• M38: 9,075,654 km (0.118 R)
• M39: 9,253,825 km (0.061 R)
• M40: 9,356,300 km (0.118 R)
• M41: 9,510,535 km (0.106 R)
• M42: 9,665,668 km (0.118 R)
• M43: 10,083,644 km (0.098 R)
• M44: 10,667,824 km (0.108 R)
• M45: 10,802,163 km (0.053 R)
• M46: 11,126,940 km (0.095 R)
• M47: 11,235,847 km (0.093 R)
• M48: 11,758,243 km (0.072 R)
• M49: 11,980,695 km (0.082 R)
• M50: 12,176,369 km (0.114 R)
• M51: 12,288,717 km (0.118 R)
• M52: 13,401,725 km (0.072 R)
• M53: 13,663,073 km (0.025 R)
• M54: 13,750,737 km (0.105 R)
• M55: 13,955,686 km (0.108 R)
• M56: 14,695,896 km (0.07 R)
• M57: 15,509,709 km (0.089 R)
• M58: 15,661,999 km (0.074 R)
• M59: 15,814,888 km (0.085 R)
• M60: 16,742,246 km (0.108 R)
• M61: 16,992,523 km (0.119 R)
• M62: 17,149,451 km (0.054 R)
• M63: 17,560,097 km (0.036 R)
• M64: 17,942,021 km (0.056 R)
• M65: 18,326,637 km (0.075 R)
• M66: 18,520,067 km (0.105 R)
• M67: 18,811,334 km (0.079 R)
• M68: 19,039,022 km (0.089 R)
• M69: 19,529,852 km (0.091 R)
• M70: 19,727,322 km (0.093 R)
• M71: 20,190,776 km (0.111 R)
• M72: 21,229,733 km (0.107 R)
• M73: 21,331,160 km (0.069 R)
• M74: 21,602,681 km (0.086 R)
• M75: 22,046,089 km (0.029 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 514.1

Radius: 6.3

Gravity: 12.95 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 5.87 AU - 7.73 AU

Year: 11449 Days

Day: 19.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 57,612,219 km

• M1: 233,672 km (0.074 R)
• M2: 675,584 km (0.102 R)
• M3: 997,818 km (0.087 R)
• M4: 1,299,706 km (0.043 R)
• M5: 1,628,822 km (0.094 R)
• M6: 1,814,772 km (0.079 R)
• M7: 2,760,829 km (0.083 R)
• M8: 3,010,956 km (0.105 R)
• M9: 3,592,593 km (0.101 R)
• M10: 3,865,459 km (0.091 R)
• M11: 4,335,346 km (0.12 R)
• M12: 4,757,063 km (0.09 R)
• M13: 4,989,538 km (0.104 R)
• M14: 5,259,861 km (0.1 R)
• M15: 5,534,972 km (0.085 R)
• M16: 5,814,720 km (0.101 R)
• M17: 6,027,597 km (0.12 R)
• M18: 6,206,965 km (0.098 R)
• M19: 6,644,689 km (0.069 R)
• M20: 6,867,290 km (0.102 R)
• M21: 9,265,344 km (0.069 R)
• M22: 9,514,125 km (0.051 R)
• M23: 9,891,262 km (0.088 R)
• M24: 10,230,550 km (0.086 R)
• M25: 10,703,279 km (0.085 R)
• M26: 10,833,579 km (0.065 R)
• M27: 11,536,689 km (0.101 R)
• M28: 11,849,049 km (0.117 R)
• M29: 12,073,745 km (0.12 R)
• M30: 13,922,176 km (0.108 R)
• M31: 13,969,449 km (0.093 R)
• M32: 14,830,535 km (0.06 R)
• M33: 14,975,644 km (0.098 R)
• M34: 15,072,733 km (0.111 R)
• M35: 15,267,510 km (0.116 R)
• M36: 15,365,197 km (0.114 R)
• M37: 16,104,360 km (0.046 R)
• M38: 17,158,577 km (0.089 R)
• M39: 18,234,933 km (0.118 R)
• M40: 18,546,546 km (0.075 R)
• M41: 18,859,804 km (0.091 R)
• M42: 19,280,323 km (0.1 R)
• M43: 19,916,862 km (0.102 R)
• M44: 20,237,600 km (0.112 R)
• M45: 20,722,147 km (0.099 R)
• M46: 21,977,423 km (0.116 R)
• M47: 22,032,625 km (0.114 R)
• M48: 22,198,230 km (0.042 R)
• M49: 23,651,573 km (0.038 R)
• M50: 23,764,669 km (0.062 R)
• M51: 24,446,686 km (0.108 R)
• M52: 25,020,094 km (0.092 R)
• M53: 25,946,703 km (0.117 R)
• M54: 26,355,554 km (0.105 R)
• M55: 26,472,839 km (0.113 R)
• M56: 27,654,513 km (0.114 R)
• M57: 27,952,661 km (0.047 R)
• M58: 28,974,265 km (0.049 R)
• M59: 34,261,952 km (0.111 R)
• M60: 34,774,773 km (0.078 R)
• M61: 35,096,558 km (0.11 R)
• M62: 36,916,566 km (0.105 R)
• M63: 37,970,333 km (0.032 R)
• M64: 38,036,455 km (0.096 R)
• M65: 38,235,271 km (0.058 R)
• M66: 38,301,692 km (0.084 R)
• M67: 38,367,964 km (0.092 R)
• M68: 38,434,386 km (0.041 R)
• M69: 39,368,325 km (0.11 R)
• M70: 40,309,595 km (0.072 R)
• M71: 40,444,682 km (0.115 R)
• M72: 40,579,918 km (0.041 R)
• M73: 41,326,412 km (0.059 R)
• M74: 41,394,479 km (0.061 R)
• M75: 41,940,511 km (0.049 R)
• M76: 42,488,937 km (0.075 R)
• M77: 42,901,677 km (0.079 R)
• M78: 43,315,914 km (0.074 R)
• M79: 43,592,820 km (0.087 R)
• M80: 43,800,910 km (0.094 R)
• M81: 44,357,265 km (0.112 R)
• M82: 44,566,402 km (0.041 R)
• M83: 44,846,001 km (0.092 R)
• M84: 44,916,013 km (0.108 R)
• M85: 45,126,048 km (0.108 R)
• M86: 45,266,371 km (0.111 R)
• M87: 45,477,005 km (0.094 R)
• M88: 46,181,611 km (0.065 R)
• M89: 46,322,981 km (0.111 R)
• M90: 47,102,834 km (0.074 R)
• M91: 47,530,235 km (0.068 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 596.6

Radius: 7.5

Gravity: 10.61 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 6.37 AU - 9.27 AU

Year: 14120 Days

Day: 22.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 57,612,219 km

• M1: 150,795 km (0.061 R)
• M2: 334,351 km (0.096 R)
• M3: 917,633 km (0.078 R)
• M4: 981,212 km (0.093 R)
• M5: 2,022,414 km (0.093 R)
• M6: 2,134,762 km (0.054 R)
• M7: 2,883,200 km (0.12 R)
• M8: 4,376,486 km (0.071 R)
• M9: 4,707,247 km (0.057 R)
• M10: 5,046,235 km (0.109 R)
• M11: 5,668,114 km (0.105 R)
• M12: 6,150,417 km (0.109 R)
• M13: 6,396,506 km (0.074 R)
• M14: 6,729,660 km (0.103 R)
• M15: 7,154,069 km (0.092 R)
• M16: 7,240,088 km (0.093 R)
• M17: 7,369,640 km (0.077 R)
• M18: 7,718,801 km (0.107 R)
• M19: 8,207,837 km (0.106 R)
• M20: 8,478,759 km (0.102 R)
• M21: 9,309,326 km (0.1 R)
• M22: 9,544,643 km (0.092 R)
• M23: 10,701,184 km (0.113 R)
• M24: 10,997,239 km (0.077 R)
• M25: 11,046,756 km (0.082 R)
• M26: 11,698,404 km (0.094 R)
• M27: 12,569,213 km (0.043 R)
• M28: 13,620,138 km (0.115 R)
• M29: 13,887,320 km (0.092 R)
• M30: 13,941,026 km (0.091 R)
• M31: 14,156,147 km (0.115 R)
• M32: 14,589,981 km (0.111 R)
• M33: 16,086,109 km (0.081 R)
• M34: 16,595,640 km (0.1 R)
• M35: 17,110,406 km (0.112 R)
• M36: 18,567,639 km (0.094 R)
• M37: 19,161,692 km (0.091 R)
• M38: 19,401,049 km (0.075 R)
• M39: 19,641,303 km (0.036 R)
• M40: 20,003,778 km (0.036 R)
• M41: 20,307,462 km (0.078 R)
• M42: 20,857,833 km (0.095 R)
• M43: 21,351,206 km (0.1 R)
• M44: 22,098,597 km (0.096 R)
• M45: 22,538,415 km (0.11 R)
• M46: 23,299,270 km (0.102 R)
• M47: 23,682,839 km (0.111 R)
• M48: 25,107,011 km (0.092 R)
• M49: 25,368,957 km (0.107 R)
• M50: 25,829,419 km (0.082 R)
• M51: 26,425,716 km (0.113 R)
• M52: 26,492,137 km (0.099 R)
• M53: 27,093,371 km (0.057 R)
• M54: 27,429,368 km (0.069 R)
• M55: 27,496,687 km (0.047 R)
• M56: 27,902,097 km (0.049 R)
• M57: 28,650,236 km (0.109 R)
• M58: 28,992,516 km (0.113 R)
• M59: 29,405,107 km (0.089 R)
• M60: 29,819,493 km (0.037 R)
• M61: 32,702,992 km (0.12 R)
• M62: 33,204,145 km (0.099 R)
• M63: 33,852,203 km (0.101 R)
• M64: 35,821,210 km (0.086 R)
• M65: 38,805,837 km (0.098 R)
• M66: 39,336,461 km (0.102 R)
• M67: 40,174,807 km (0.062 R)
• M68: 40,788,308 km (0.074 R)
• M69: 41,327,609 km (0.1 R)
• M70: 41,946,944 km (0.095 R)
• M71: 42,024,585 km (0.079 R)
• M72: 42,569,271 km (0.11 R)
• M73: 44,138,553 km (0.095 R)
• M74: 44,454,653 km (0.068 R)
• M75: 44,612,927 km (0.059 R)
• M76: 44,850,788 km (0.114 R)
• M77: 45,327,856 km (0.071 R)
• M78: 47,252,582 km (0.038 R)
• M79: 47,495,080 km (0.082 R)
• M80: 48,306,200 km (0.091 R)
• M81: 49,695,665 km (0.035 R)
• M82: 49,777,943 km (0.093 R)
• M83: 50,189,338 km (0.072 R)
• M84: 50,601,779 km (0.1 R)
• M85: 50,849,962 km (0.101 R)
• M86: 52,179,737 km (0.083 R)
• M87: 53,605,106 km (0.041 R)
• M88: 54,703,902 km (0.113 R)
• M89: 55,468,796 km (0.054 R)
• M90: 56,923,336 km (0.116 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: 352 - 17,690 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit