🌌 Stone's Star System Generator

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.6

Radius: 9.1

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.43 AU - 0.69 AU

Year: 289 Days

Day: 14.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 53,141,295 km

• M1: 114,143 km (0.099 R)
• M2: 179,218 km (0.097 R)
• M3: 239,057 km (0.081 R)
• M4: 304,282 km (0.075 R)
• M5: 361,578 km (0.093 R)
• M6: 533,316 km (0.092 R)
• M7: 680,521 km (0.074 R)
• M8: 748,438 km (0.067 R)
• M9: 825,481 km (0.114 R)
• M10: 925,712 km (0.114 R)
• M11: 1,066,034 km (0.096 R)
• M12: 1,138,889 km (0.1 R)
• M13: 1,240,166 km (0.101 R)
• M14: 1,305,541 km (0.104 R)
• M15: 1,387,819 km (0.118 R)
• M16: 1,451,847 km (0.1 R)
• M17: 1,512,734 km (0.044 R)
• M18: 1,633,160 km (0.103 R)
• M19: 1,743,862 km (0.12 R)
• M20: 1,835,117 km (0.077 R)
• M21: 1,923,529 km (0.094 R)
• M22: 1,981,723 km (0.108 R)
• M23: 2,049,790 km (0.064 R)
• M24: 2,127,880 km (0.117 R)
• M25: 2,211,655 km (0.057 R)
• M26: 2,286,903 km (0.105 R)
• M27: 2,392,070 km (0.096 R)
• M28: 2,450,114 km (0.074 R)
• M29: 2,538,077 km (0.093 R)
• M30: 2,671,968 km (0.117 R)
• M31: 2,782,820 km (0.093 R)
• M32: 3,087,850 km (0.106 R)
• M33: 3,161,751 km (0.051 R)
• M34: 3,257,793 km (0.097 R)
• M35: 3,338,426 km (0.059 R)
• M36: 3,403,501 km (0.103 R)
• M37: 3,469,025 km (0.102 R)
• M38: 3,573,744 km (0.077 R)
• M39: 3,645,850 km (0.053 R)
• M40: 3,791,708 km (0.071 R)
• M41: 3,882,514 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.9

Radius: 10.2

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.74 AU - 0.92 AU

Year: 522 Days

Day: 13.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 53,141,295 km

• M1: 137,032 km (0.086 R)
• M2: 207,193 km (0.109 R)
• M3: 306,676 km (0.043 R)
• M4: 416,331 km (0.107 R)
• M5: 480,808 km (0.058 R)
• M6: 552,016 km (0.093 R)
• M7: 630,256 km (0.114 R)
• M8: 775,665 km (0.104 R)
• M9: 923,617 km (0.107 R)
• M10: 1,182,422 km (0.082 R)
• M11: 1,283,251 km (0.057 R)
• M12: 1,361,939 km (0.104 R)
• M13: 1,471,744 km (0.045 R)
• M14: 1,615,507 km (0.091 R)
• M15: 1,685,070 km (0.065 R)
• M16: 1,819,708 km (0.037 R)
• M17: 1,908,719 km (0.108 R)
• M18: 2,108,133 km (0.114 R)
• M19: 2,180,389 km (0.046 R)
• M20: 2,314,429 km (0.108 R)
• M21: 2,429,021 km (0.085 R)
• M22: 2,496,040 km (0.072 R)
• M23: 2,613,624 km (0.095 R)
• M24: 2,784,316 km (0.12 R)
• M25: 2,892,176 km (0.095 R)
• M26: 2,968,171 km (0.098 R)
• M27: 3,078,425 km (0.075 R)
• M28: 3,229,369 km (0.071 R)
• M29: 3,328,104 km (0.09 R)
• M30: 3,412,776 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.2

Radius: 14.1

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.4 AU - 1.68 AU

Year: 1319 Days

Day: 9.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 53,141,295 km

• M1: 201,658 km (0.082 R)
• M2: 304,432 km (0.085 R)
• M3: 405,261 km (0.099 R)
• M4: 733,030 km (0.098 R)
• M5: 825,631 km (0.065 R)
• M6: 929,751 km (0.118 R)
• M7: 1,038,957 km (0.041 R)
• M8: 1,129,913 km (0.117 R)
• M9: 1,287,888 km (0.113 R)
• M10: 1,428,360 km (0.093 R)
• M11: 1,707,510 km (0.088 R)
• M12: 1,826,141 km (0.061 R)
• M13: 1,928,915 km (0.115 R)
• M14: 2,159,894 km (0.112 R)
• M15: 2,258,928 km (0.072 R)
• M16: 2,576,075 km (0.094 R)
• M17: 2,724,177 km (0.077 R)
• M18: 3,118,068 km (0.05 R)
• M19: 3,264,974 km (0.076 R)
• M20: 3,448,829 km (0.074 R)
• M21: 3,648,243 km (0.059 R)
• M22: 3,779,291 km (0.114 R)
• M23: 4,058,441 km (0.108 R)
• M24: 4,382,320 km (0.025 R)
• M25: 4,547,326 km (0.107 R)
• M26: 4,675,831 km (0.104 R)
• M27: 4,949,595 km (0.112 R)
• M28: 5,108,468 km (0.098 R)
• M29: 5,242,059 km (0.059 R)
• M30: 5,363,532 km (0.067 R)
• M31: 5,458,527 km (0.039 R)
• M32: 5,650,312 km (0.096 R)
• M33: 5,844,340 km (0.047 R)
• M34: 5,984,214 km (0.075 R)
• M35: 6,267,552 km (0.078 R)
• M36: 6,569,890 km (0.043 R)
• M37: 6,803,412 km (0.079 R)
• M38: 7,024,966 km (0.106 R)
• M39: 7,399,559 km (0.083 R)
• M40: 7,505,475 km (0.087 R)
• M41: 7,642,656 km (0.112 R)
• M42: 8,246,433 km (0.098 R)
• M43: 8,419,518 km (0.101 R)
• M44: 8,562,085 km (0.114 R)
• M45: 8,817,598 km (0.12 R)
• M46: 8,913,939 km (0.114 R)
• M47: 9,172,893 km (0.096 R)
• M48: 9,401,478 km (0.092 R)
• M49: 9,648,614 km (0.088 R)
• M50: 9,781,158 km (0.119 R)
• M51: 9,931,204 km (0.103 R)
• M52: 10,419,641 km (0.116 R)
• M53: 10,555,775 km (0.091 R)
• M54: 10,658,250 km (0.108 R)
• M55: 10,933,211 km (0.094 R)
• M56: 11,245,272 km (0.096 R)
• M57: 11,507,667 km (0.114 R)
• M58: 11,666,091 km (0.068 R)
• M59: 11,860,718 km (0.118 R)
• M60: 12,056,392 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.8

Radius: 12.7

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.18 AU - 2.36 AU

Year: 2361 Days

Day: 11.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 53,141,295 km

• M1: 158,424 km (0.099 R)
• M2: 265,387 km (0.041 R)
• M3: 344,524 km (0.092 R)
• M4: 436,975 km (0.092 R)
• M5: 561,590 km (0.113 R)
• M6: 655,388 km (0.108 R)
• M7: 795,711 km (0.104 R)
• M8: 912,397 km (0.052 R)
• M9: 1,053,618 km (0.067 R)
• M10: 1,339,350 km (0.118 R)
• M11: 1,419,983 km (0.09 R)
• M12: 1,586,186 km (0.088 R)
• M13: 1,671,906 km (0.107 R)
• M14: 1,759,271 km (0.045 R)
• M15: 1,870,721 km (0.06 R)
• M16: 2,136,258 km (0.114 R)
• M17: 2,352,875 km (0.046 R)
• M18: 2,538,975 km (0.113 R)
• M19: 2,653,118 km (0.119 R)
• M20: 2,768,907 km (0.109 R)
• M21: 2,926,134 km (0.118 R)
• M22: 3,527,817 km (0.108 R)
• M23: 3,684,296 km (0.109 R)
• M24: 3,770,764 km (0.084 R)
• M25: 3,872,341 km (0.051 R)
• M26: 3,974,965 km (0.062 R)
• M27: 4,333,551 km (0.108 R)
• M28: 4,424,806 km (0.062 R)
• M29: 4,718,317 km (0.112 R)
• M30: 4,954,681 km (0.084 R)
• M31: 5,098,295 km (0.1 R)
• M32: 5,292,025 km (0.091 R)
• M33: 5,406,168 km (0.081 R)
• M34: 5,670,208 km (0.037 R)
• M35: 5,921,533 km (0.118 R)
• M36: 6,314,227 km (0.08 R)
• M37: 6,874,770 km (0.084 R)
• M38: 7,197,154 km (0.069 R)
• M39: 7,433,069 km (0.098 R)
• M40: 7,912,680 km (0.101 R)
• M41: 8,024,879 km (0.101 R)
• M42: 8,137,526 km (0.061 R)
• M43: 8,364,466 km (0.044 R)
• M44: 8,670,244 km (0.097 R)
• M45: 8,863,225 km (0.093 R)
• M46: 9,312,617 km (0.117 R)
• M47: 9,569,925 km (0.059 R)
• M48: 9,789,535 km (0.083 R)
• M49: 9,869,720 km (0.077 R)
• M50: 11,016,387 km (0.094 R)
• M51: 11,162,694 km (0.03 R)
• M52: 11,267,712 km (0.098 R)
• M53: 12,204,942 km (0.119 R)
• M54: 12,313,102 km (0.119 R)
• M55: 12,508,476 km (0.068 R)
• M56: 13,568,078 km (0.091 R)
• M57: 13,972,890 km (0.114 R)
• M58: 14,404,330 km (0.112 R)
• M59: 14,495,884 km (0.099 R)
• M60: 14,771,294 km (0.049 R)
• M61: 14,909,672 km (0.079 R)
• M62: 15,257,487 km (0.112 R)
• M63: 15,584,508 km (0.073 R)
• M64: 15,701,793 km (0.108 R)
• M65: 15,890,286 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.1

Radius: 10.8

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.17 AU - 2.53 AU

Year: 2487 Days

Day: 7.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 53,141,295 km

• M1: 141,520 km (0.075 R)
• M2: 214,823 km (0.103 R)
• M3: 303,534 km (0.095 R)
• M4: 441,463 km (0.082 R)
• M5: 578,345 km (0.115 R)
• M6: 712,535 km (0.089 R)
• M7: 798,404 km (0.064 R)
• M8: 971,189 km (0.109 R)
• M9: 1,111,961 km (0.041 R)
• M10: 1,236,726 km (0.081 R)
• M11: 1,438,982 km (0.12 R)
• M12: 2,026,453 km (0.102 R)
• M13: 2,110,078 km (0.116 R)
• M14: 2,180,688 km (0.104 R)
• M15: 2,295,430 km (0.117 R)
• M16: 2,591,334 km (0.076 R)
• M17: 3,042,073 km (0.116 R)
• M18: 3,187,033 km (0.108 R)
• M19: 3,301,475 km (0.118 R)
• M20: 3,652,881 km (0.108 R)
• M21: 3,738,301 km (0.114 R)
• M22: 4,016,404 km (0.032 R)
• M23: 4,337,291 km (0.103 R)
• M24: 4,574,254 km (0.089 R)
• M25: 4,759,456 km (0.085 R)
• M26: 4,853,105 km (0.092 R)
• M27: 4,928,352 km (0.118 R)
• M28: 5,080,194 km (0.034 R)
• M29: 5,349,620 km (0.045 R)
• M30: 5,505,650 km (0.106 R)
• M31: 6,043,455 km (0.086 R)
• M32: 6,349,682 km (0.107 R)
• M33: 6,514,987 km (0.111 R)
• M34: 6,681,789 km (0.113 R)
• M35: 6,955,852 km (0.049 R)
• M36: 7,147,936 km (0.105 R)
• M37: 7,341,665 km (0.113 R)
• M38: 7,933,175 km (0.112 R)
• M39: 8,472,027 km (0.091 R)
• M40: 8,999,359 km (0.029 R)
• M41: 9,255,471 km (0.098 R)
• M42: 9,870,318 km (0.086 R)
• M43: 9,989,996 km (0.089 R)
• M44: 10,134,358 km (0.116 R)
• M45: 10,206,764 km (0.075 R)
• M46: 10,303,703 km (0.116 R)
• M47: 10,449,561 km (0.041 R)
• M48: 10,669,619 km (0.114 R)
• M49: 10,891,174 km (0.108 R)
• M50: 10,965,374 km (0.096 R)
• M51: 11,089,541 km (0.048 R)
• M52: 11,514,847 km (0.067 R)
• M53: 12,124,459 km (0.068 R)
• M54: 12,330,006 km (0.118 R)
• M55: 12,407,348 km (0.106 R)
• M56: 12,744,542 km (0.044 R)
• M57: 14,042,453 km (0.104 R)
• M58: 14,204,318 km (0.07 R)
• M59: 14,421,085 km (0.028 R)
• M60: 14,857,761 km (0.026 R)
• M61: 14,940,190 km (0.111 R)
• M62: 15,856,477 km (0.097 R)
• M63: 16,363,913 km (0.109 R)
• M64: 16,762,292 km (0.114 R)
• M65: 16,991,326 km (0.099 R)
• M66: 17,163,812 km (0.107 R)
• M67: 17,279,152 km (0.104 R)
• M68: 17,918,085 km (0.077 R)
• M69: 18,035,070 km (0.06 R)
• M70: 18,122,884 km (0.099 R)
• M71: 18,416,994 km (0.092 R)
• M72: 18,742,369 km (0.112 R)
• M73: 19,159,149 km (0.089 R)
• M74: 19,729,715 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.9

Radius: 11

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.84 AU - 3.04 AU

Year: 2631 Days

Day: 6.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 53,141,295 km

• M1: 142,417 km (0.075 R)
• M2: 215,720 km (0.114 R)
• M3: 478,115 km (0.042 R)
• M4: 568,173 km (0.095 R)
• M5: 657,183 km (0.109 R)
• M6: 842,834 km (0.097 R)
• M7: 1,092,812 km (0.091 R)
• M8: 1,236,875 km (0.081 R)
• M9: 1,387,371 km (0.115 R)
• M10: 1,685,220 km (0.109 R)
• M11: 1,796,521 km (0.085 R)
• M12: 1,898,995 km (0.077 R)
• M13: 2,097,961 km (0.105 R)
• M14: 2,267,006 km (0.116 R)
• M15: 2,340,907 km (0.111 R)
• M16: 2,516,386 km (0.063 R)
• M17: 2,696,502 km (0.108 R)
• M18: 2,867,492 km (0.1 R)
• M19: 2,961,140 km (0.077 R)
• M20: 3,388,242 km (0.062 R)
• M21: 3,630,740 km (0.108 R)
• M22: 3,776,149 km (0.091 R)
• M23: 3,923,503 km (0.037 R)
• M24: 4,027,773 km (0.114 R)
• M25: 4,148,050 km (0.11 R)
• M26: 4,454,127 km (0.117 R)
• M27: 4,563,034 km (0.114 R)
• M28: 5,023,796 km (0.107 R)
• M29: 5,267,939 km (0.087 R)
• M30: 5,499,367 km (0.058 R)
• M31: 6,370,775 km (0.106 R)
• M32: 6,529,049 km (0.049 R)
• M33: 6,635,264 km (0.105 R)
• M34: 6,831,536 km (0.113 R)
• M35: 6,903,493 km (0.033 R)
• M36: 7,029,754 km (0.101 R)
• M37: 7,785,372 km (0.077 R)
• M38: 7,935,868 km (0.041 R)
• M39: 8,049,413 km (0.094 R)
• M40: 8,220,553 km (0.063 R)
• M41: 8,547,424 km (0.113 R)
• M42: 8,722,154 km (0.114 R)
• M43: 8,858,887 km (0.108 R)
• M44: 9,075,205 km (0.064 R)
• M45: 9,333,112 km (0.096 R)
• M46: 9,433,043 km (0.071 R)
• M47: 9,674,046 km (0.079 R)
• M48: 9,876,601 km (0.065 R)
• M49: 9,957,982 km (0.04 R)
• M50: 10,080,503 km (0.104 R)
• M51: 10,306,396 km (0.034 R)
• M52: 10,388,974 km (0.111 R)
• M53: 10,805,155 km (0.119 R)
• M54: 11,184,386 km (0.098 R)
• M55: 11,653,824 km (0.089 R)
• M56: 12,020,937 km (0.092 R)
• M57: 12,151,536 km (0.06 R)
• M58: 12,304,425 km (0.112 R)
• M59: 12,634,139 km (0.12 R)
• M60: 13,167,754 km (0.071 R)
• M61: 13,731,439 km (0.09 R)
• M62: 14,004,904 km (0.029 R)
• M63: 14,073,569 km (0.09 R)
• M64: 14,395,354 km (0.092 R)
• M65: 14,975,944 km (0.104 R)
• M66: 15,351,733 km (0.112 R)
• M67: 15,754,152 km (0.086 R)
• M68: 16,016,546 km (0.031 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 576.1

Radius: 7.6

Gravity: 9.97 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 5.4 AU - 8.56 AU

Year: 12729 Days

Day: 20.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 53,141,295 km

• M1: 96,191 km (0.1 R)
• M2: 173,085 km (0.084 R)
• M3: 343,028 km (0.089 R)
• M4: 503,098 km (0.106 R)
• M5: 874,100 km (0.114 R)
• M6: 1,098,048 km (0.056 R)
• M7: 1,272,330 km (0.086 R)
• M8: 1,503,010 km (0.104 R)
• M9: 1,550,732 km (0.101 R)
• M10: 1,647,821 km (0.067 R)
• M11: 2,003,415 km (0.058 R)
• M12: 2,056,223 km (0.031 R)
• M13: 2,299,618 km (0.116 R)
• M14: 2,410,770 km (0.111 R)
• M15: 2,467,018 km (0.049 R)
• M16: 2,784,465 km (0.065 R)
• M17: 2,993,154 km (0.112 R)
• M18: 3,426,090 km (0.096 R)
• M19: 4,384,115 km (0.102 R)
• M20: 5,054,314 km (0.063 R)
• M21: 5,419,781 km (0.091 R)
• M22: 6,331,580 km (0.119 R)
• M23: 7,086,601 km (0.06 R)
• M24: 7,828,008 km (0.054 R)
• M25: 8,080,679 km (0.118 R)
• M26: 8,680,566 km (0.083 R)
• M27: 8,942,063 km (0.12 R)
• M28: 9,607,175 km (0.102 R)
• M29: 11,031,497 km (0.108 R)
• M30: 11,362,108 km (0.062 R)
• M31: 11,504,974 km (0.096 R)
• M32: 11,744,181 km (0.067 R)
• M33: 12,178,763 km (0.081 R)
• M34: 12,324,920 km (0.067 R)
• M35: 12,816,050 km (0.119 R)
• M36: 12,915,083 km (0.099 R)
• M37: 13,014,267 km (0.117 R)
• M38: 13,163,715 km (0.064 R)
• M39: 13,313,612 km (0.083 R)
• M40: 14,173,949 km (0.066 R)
• M41: 14,225,112 km (0.11 R)
• M42: 15,104,299 km (0.025 R)
• M43: 15,788,559 km (0.112 R)
• M44: 16,644,409 km (0.107 R)
• M45: 17,625,322 km (0.1 R)
• M46: 17,735,426 km (0.045 R)
• M47: 18,401,136 km (0.085 R)
• M48: 18,849,332 km (0.12 R)
• M49: 19,188,021 km (0.062 R)
• M50: 19,813,939 km (0.114 R)
• M51: 20,100,718 km (0.077 R)
• M52: 20,158,313 km (0.105 R)
• M53: 20,446,588 km (0.1 R)
• M54: 20,794,553 km (0.078 R)
• M55: 21,437,375 km (0.05 R)
• M56: 22,027,538 km (0.063 R)
• M57: 22,802,605 km (0.073 R)
• M58: 24,871,843 km (0.064 R)
• M59: 25,367,311 km (0.077 R)
• M60: 25,429,544 km (0.041 R)
• M61: 27,000,172 km (0.087 R)
• M62: 27,445,674 km (0.103 R)
• M63: 27,957,748 km (0.087 R)
• M64: 28,086,252 km (0.104 R)
• M65: 28,279,233 km (0.092 R)
• M66: 29,643,416 km (0.118 R)
• M67: 30,037,158 km (0.111 R)
• M68: 30,763,456 km (0.091 R)
• M69: 31,161,984 km (0.056 R)
• M70: 32,031,447 km (0.081 R)
• M71: 32,300,574 km (0.067 R)
• M72: 32,976,756 km (0.113 R)
• M73: 34,205,404 km (0.082 R)
• M74: 34,480,514 km (0.099 R)
• M75: 35,310,184 km (0.117 R)
• M76: 35,379,597 km (0.081 R)
• M77: 36,216,448 km (0.097 R)
• M78: 36,989,121 km (0.073 R)
• M79: 39,052,375 km (0.093 R)
• M80: 39,700,283 km (0.03 R)
• M81: 41,812,006 km (0.084 R)
• M82: 44,034,732 km (0.103 R)
• M83: 44,333,927 km (0.043 R)
• M84: 47,057,506 km (0.062 R)
• M85: 47,210,395 km (0.071 R)
• M86: 49,679,059 km (0.038 R)
• M87: 50,850,560 km (0.11 R)
• M88: 50,928,950 km (0.113 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 14,537 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit