🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.4

Radius: 14.2

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.51 AU - 0.59 AU

Year: 272 Days

Day: 6.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 27,181,950 km

• M1: 181,013 km (0.049 R)
• M2: 280,945 km (0.057 R)
• M3: 379,231 km (0.095 R)
• M4: 469,737 km (0.107 R)
• M5: 588,069 km (0.108 R)
• M6: 786,286 km (0.12 R)
• M7: 891,603 km (0.091 R)
• M8: 1,011,880 km (0.117 R)
• M9: 1,141,581 km (0.108 R)
• M10: 1,277,416 km (0.113 R)
• M11: 1,379,592 km (0.055 R)
• M12: 1,521,560 km (0.101 R)
• M13: 1,715,140 km (0.1 R)
• M14: 1,817,016 km (0.096 R)
• M15: 1,973,944 km (0.106 R)
• M16: 2,068,789 km (0.093 R)
• M17: 2,173,507 km (0.09 R)
• M18: 2,310,539 km (0.11 R)
• M19: 2,423,934 km (0.064 R)
• M20: 2,512,496 km (0.06 R)
• M21: 2,602,255 km (0.107 R)
• M22: 2,743,475 km (0.068 R)
• M23: 2,845,352 km (0.1 R)
• M24: 2,976,848 km (0.113 R)
• M25: 3,265,722 km (0.106 R)
• M26: 3,458,553 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.6

Radius: 10.6

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.56 AU - 0.62 AU

Year: 302 Days

Day: 7.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 27,181,950 km

• M1: 136,882 km (0.031 R)
• M2: 206,595 km (0.035 R)
• M3: 273,764 km (0.092 R)
• M4: 343,327 km (0.066 R)
• M5: 427,401 km (0.117 R)
• M6: 543,339 km (0.07 R)
• M7: 639,082 km (0.112 R)
• M8: 822,040 km (0.098 R)
• M9: 893,698 km (0.112 R)
• M10: 1,005,746 km (0.031 R)
• M11: 1,078,900 km (0.065 R)
• M12: 1,153,848 km (0.068 R)
• M13: 1,244,654 km (0.096 R)
• M14: 1,337,854 km (0.12 R)
• M15: 1,418,936 km (0.057 R)
• M16: 1,501,963 km (0.097 R)
• M17: 1,781,711 km (0.04 R)
• M18: 1,946,867 km (0.078 R)
• M19: 2,128,479 km (0.03 R)
• M20: 2,195,798 km (0.07 R)
• M21: 2,264,014 km (0.113 R)
• M22: 2,361,851 km (0.058 R)
• M23: 2,496,489 km (0.085 R)
• M24: 2,609,735 km (0.084 R)
• M25: 2,700,391 km (0.051 R)
• M26: 2,779,678 km (0.095 R)
• M27: 2,903,395 km (0.065 R)
• M28: 2,972,360 km (0.113 R)
• M29: 3,067,056 km (0.082 R)
• M30: 3,324,813 km (0.094 R)
• M31: 3,403,651 km (0.04 R)
• M32: 3,603,214 km (0.102 R)
• M33: 3,704,492 km (0.093 R)
• M34: 3,779,291 km (0.12 R)
• M35: 4,069,960 km (0.093 R)
• M36: 4,161,364 km (0.11 R)
• M37: 4,239,304 km (0.092 R)
• M38: 4,447,096 km (0.118 R)
• M39: 4,607,016 km (0.092 R)
• M40: 4,724,450 km (0.104 R)
• M41: 4,850,412 km (0.095 R)
• M42: 4,962,610 km (0.093 R)
• M43: 5,030,228 km (0.113 R)
• M44: 5,105,775 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.5

Radius: 12.9

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.64 AU - 0.8 AU

Year: 407 Days

Day: 5.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 27,181,950 km

• M1: 169,195 km (0.092 R)
• M2: 254,017 km (0.108 R)
• M3: 345,421 km (0.069 R)
• M4: 472,729 km (0.109 R)
• M5: 666,907 km (0.094 R)
• M6: 785,987 km (0.109 R)
• M7: 867,368 km (0.111 R)
• M8: 1,003,353 km (0.104 R)
• M9: 1,117,945 km (0.106 R)
• M10: 1,254,528 km (0.118 R)
• M11: 1,361,041 km (0.077 R)
• M12: 1,484,609 km (0.068 R)
• M13: 1,569,132 km (0.098 R)
• M14: 1,713,943 km (0.07 R)
• M15: 1,803,103 km (0.065 R)
• M16: 1,893,909 km (0.045 R)
• M17: 2,027,949 km (0.072 R)
• M18: 2,181,137 km (0.113 R)
• M19: 2,289,296 km (0.073 R)
• M20: 2,432,461 km (0.104 R)
• M21: 2,544,809 km (0.083 R)
• M22: 2,635,914 km (0.085 R)
• M23: 2,728,067 km (0.066 R)
• M24: 2,909,978 km (0.073 R)
• M25: 3,005,421 km (0.099 R)
• M26: 3,089,944 km (0.042 R)
• M27: 3,317,034 km (0.057 R)
• M28: 3,479,946 km (0.097 R)
• M29: 3,671,281 km (0.11 R)
• M30: 3,925,448 km (0.101 R)
• M31: 4,018,049 km (0.106 R)
• M32: 4,151,640 km (0.099 R)
• M33: 4,279,995 km (0.111 R)
• M34: 4,443,954 km (0.073 R)
• M35: 4,568,420 km (0.083 R)
• M36: 4,687,051 km (0.111 R)
• M37: 4,785,486 km (0.069 R)
• M38: 4,898,881 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.3

Radius: 14

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.69 AU - 0.87 AU

Year: 459 Days

Day: 10 Hours

Environment

Temp: -154 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 27,181,950 km

• M1: 180,116 km (0.054 R)
• M2: 271,520 km (0.095 R)
• M3: 358,586 km (0.093 R)
• M4: 457,321 km (0.113 R)
• M5: 614,997 km (0.115 R)
• M6: 714,479 km (0.1 R)
• M7: 853,905 km (0.082 R)
• M8: 975,079 km (0.067 R)
• M9: 1,076,656 km (0.116 R)
• M10: 1,275,621 km (0.052 R)
• M11: 1,380,040 km (0.059 R)
• M12: 1,487,452 km (0.085 R)
• M13: 1,602,343 km (0.071 R)
• M14: 1,724,714 km (0.054 R)
• M15: 1,965,267 km (0.111 R)
• M16: 2,222,127 km (0.074 R)
• M17: 2,329,987 km (0.036 R)
• M18: 2,444,579 km (0.044 R)
• M19: 2,546,006 km (0.119 R)
• M20: 2,648,780 km (0.11 R)
• M21: 2,763,521 km (0.057 R)
• M22: 2,982,084 km (0.095 R)
• M23: 3,200,796 km (0.108 R)
• M24: 3,312,246 km (0.087 R)
• M25: 3,436,263 km (0.055 R)
• M26: 3,613,836 km (0.068 R)
• M27: 3,735,908 km (0.09 R)
• M28: 3,859,326 km (0.119 R)
• M29: 3,954,321 km (0.104 R)
• M30: 4,104,367 km (0.086 R)
• M31: 4,250,225 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.9

Radius: 8.9

Gravity: 11.53 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.72 AU - 2.04 AU

Year: 1719 Days

Day: 8.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 27,181,950 km

• M1: 111,151 km (0.09 R)
• M2: 354,697 km (0.088 R)
• M3: 417,079 km (0.11 R)
• M4: 584,928 km (0.074 R)
• M5: 646,113 km (0.091 R)
• M6: 861,085 km (0.073 R)
• M7: 1,023,549 km (0.098 R)
• M8: 1,118,244 km (0.112 R)
• M9: 1,196,185 km (0.081 R)
• M10: 1,441,525 km (0.079 R)
• M11: 1,548,488 km (0.041 R)
• M12: 1,725,312 km (0.111 R)
• M13: 1,885,681 km (0.115 R)
• M14: 1,979,479 km (0.082 R)
• M15: 2,123,093 km (0.088 R)
• M16: 2,220,930 km (0.038 R)
• M17: 2,282,864 km (0.102 R)
• M18: 2,575,028 km (0.118 R)
• M19: 2,974,155 km (0.118 R)
• M20: 3,056,434 km (0.034 R)
• M21: 3,167,137 km (0.063 R)
• M22: 3,478,898 km (0.113 R)
• M23: 3,536,643 km (0.071 R)
• M24: 3,755,954 km (0.12 R)
• M25: 3,830,154 km (0.116 R)
• M26: 3,934,723 km (0.11 R)
• M27: 4,055,449 km (0.112 R)
• M28: 4,192,780 km (0.115 R)
• M29: 4,425,255 km (0.103 R)
• M30: 4,821,839 km (0.107 R)
• M31: 5,379,689 km (0.108 R)
• M32: 5,837,159 km (0.119 R)
• M33: 6,114,215 km (0.086 R)
• M34: 6,413,261 km (0.092 R)
• M35: 6,573,630 km (0.116 R)
• M36: 6,645,287 km (0.08 R)
• M37: 7,246,521 km (0.082 R)
• M38: 7,450,872 km (0.097 R)
• M39: 7,525,670 km (0.104 R)
• M40: 8,403,511 km (0.094 R)
• M41: 8,598,586 km (0.086 R)
• M42: 8,657,378 km (0.103 R)
• M43: 8,736,067 km (0.09 R)
• M44: 8,834,801 km (0.082 R)
• M45: 9,515,322 km (0.089 R)
• M46: 9,677,935 km (0.062 R)
• M47: 10,006,003 km (0.05 R)
• M48: 10,067,937 km (0.028 R)
• M49: 10,171,309 km (0.12 R)
• M50: 10,358,456 km (0.099 R)
• M51: 10,546,799 km (0.052 R)
• M52: 10,694,004 km (0.072 R)
• M53: 11,182,590 km (0.119 R)
• M54: 11,440,497 km (0.118 R)
• M55: 11,896,322 km (0.089 R)
• M56: 12,269,718 km (0.045 R)
• M57: 12,358,131 km (0.041 R)
• M58: 12,468,983 km (0.064 R)
• M59: 12,602,424 km (0.051 R)
• M60: 12,803,483 km (0.108 R)
• M61: 13,028,179 km (0.109 R)
• M62: 13,344,878 km (0.079 R)
• M63: 13,549,827 km (0.102 R)
• M64: 14,078,356 km (0.115 R)
• M65: 14,848,337 km (0.091 R)
• M66: 15,179,247 km (0.102 R)
• M67: 15,297,878 km (0.101 R)
• M68: 15,727,972 km (0.113 R)
• M69: 15,896,270 km (0.063 R)
• M70: 16,307,514 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.6

Radius: 9.5

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.54 AU - 3 AU

Year: 3074 Days

Day: 11.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 27,181,950 km

• M1: 173,833 km (0.063 R)
• M2: 340,634 km (0.052 R)
• M3: 423,512 km (0.115 R)
• M4: 520,750 km (0.027 R)
• M5: 646,113 km (0.094 R)
• M6: 1,012,927 km (0.113 R)
• M7: 1,124,378 km (0.104 R)
• M8: 1,190,051 km (0.081 R)
• M9: 1,474,736 km (0.116 R)
• M10: 1,574,667 km (0.103 R)
• M11: 1,966,763 km (0.101 R)
• M12: 2,087,339 km (0.075 R)
• M13: 2,346,443 km (0.03 R)
• M14: 2,517,732 km (0.056 R)
• M15: 2,704,430 km (0.104 R)
• M16: 2,805,110 km (0.081 R)
• M17: 3,196,757 km (0.098 R)
• M18: 3,315,388 km (0.085 R)
• M19: 3,471,718 km (0.112 R)
• M20: 3,729,475 km (0.08 R)
• M21: 3,866,955 km (0.047 R)
• M22: 4,018,947 km (0.106 R)
• M23: 4,121,421 km (0.097 R)
• M24: 4,237,659 km (0.113 R)
• M25: 4,302,734 km (0.099 R)
• M26: 4,862,529 km (0.106 R)
• M27: 5,068,226 km (0.119 R)
• M28: 5,206,754 km (0.106 R)
• M29: 5,276,616 km (0.078 R)
• M30: 5,360,840 km (0.047 R)
• M31: 5,431,300 km (0.076 R)
• M32: 5,658,988 km (0.093 R)
• M33: 5,759,668 km (0.055 R)
• M34: 5,875,307 km (0.108 R)
• M35: 5,948,011 km (0.079 R)
• M36: 6,064,997 km (0.095 R)
• M37: 6,182,730 km (0.092 R)
• M38: 6,420,591 km (0.044 R)
• M39: 6,798,176 km (0.075 R)
• M40: 6,951,364 km (0.096 R)
• M41: 7,198,650 km (0.099 R)
• M42: 7,386,096 km (0.063 R)
• M43: 7,670,182 km (0.117 R)
• M44: 7,765,775 km (0.1 R)
• M45: 7,925,845 km (0.119 R)
• M46: 8,006,328 km (0.066 R)
• M47: 8,087,111 km (0.074 R)
• M48: 8,184,350 km (0.068 R)
• M49: 8,759,404 km (0.094 R)
• M50: 8,825,975 km (0.107 R)
• M51: 8,892,696 km (0.095 R)
• M52: 8,959,566 km (0.115 R)
• M53: 9,398,486 km (0.103 R)
• M54: 9,706,508 km (0.112 R)
• M55: 10,104,887 km (0.105 R)
• M56: 10,508,652 km (0.062 R)
• M57: 10,597,064 km (0.082 R)
• M58: 10,953,556 km (0.06 R)
• M59: 11,295,836 km (0.107 R)
• M60: 11,568,403 km (0.104 R)
• M61: 11,751,511 km (0.12 R)
• M62: 11,935,517 km (0.062 R)
• M63: 12,343,620 km (0.059 R)
• M64: 12,418,269 km (0.039 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.3

Radius: 9.6

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.8 AU - 4.44 AU

Year: 4593 Days

Day: 6.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 27,181,950 km

• M1: 128,654 km (0.064 R)
• M2: 217,964 km (0.052 R)
• M3: 297,251 km (0.051 R)
• M4: 390,899 km (0.115 R)
• M5: 473,178 km (0.082 R)
• M6: 938,278 km (0.068 R)
• M7: 1,011,581 km (0.117 R)
• M8: 1,243,757 km (0.095 R)
• M9: 1,554,771 km (0.082 R)
• M10: 1,693,897 km (0.118 R)
• M11: 1,758,523 km (0.069 R)
• M12: 1,823,897 km (0.049 R)
• M13: 2,122,046 km (0.077 R)
• M14: 2,191,908 km (0.106 R)
• M15: 2,568,296 km (0.087 R)
• M16: 2,703,234 km (0.062 R)
• M17: 2,794,638 km (0.09 R)
• M18: 2,902,647 km (0.106 R)
• M19: 2,980,588 km (0.066 R)
• M20: 3,315,687 km (0.104 R)
• M21: 3,730,522 km (0.069 R)
• M22: 4,232,273 km (0.114 R)
• M23: 4,392,493 km (0.078 R)
• M24: 4,718,766 km (0.071 R)
• M25: 5,034,118 km (0.068 R)
• M26: 5,299,056 km (0.065 R)
• M27: 5,491,139 km (0.115 R)
• M28: 5,842,694 km (0.048 R)
• M29: 5,981,372 km (0.069 R)
• M30: 6,101,200 km (0.119 R)
• M31: 6,201,580 km (0.082 R)
• M32: 6,262,167 km (0.08 R)
• M33: 7,151,227 km (0.08 R)
• M34: 7,257,142 km (0.075 R)
• M35: 7,321,021 km (0.12 R)
• M36: 7,492,011 km (0.119 R)
• M37: 8,256,306 km (0.105 R)
• M38: 8,613,995 km (0.117 R)
• M39: 8,704,203 km (0.112 R)
• M40: 8,930,993 km (0.093 R)
• M41: 8,999,509 km (0.108 R)
• M42: 9,068,174 km (0.119 R)
• M43: 9,182,916 km (0.083 R)
• M44: 9,413,895 km (0.115 R)
• M45: 9,623,481 km (0.061 R)
• M46: 9,740,617 km (0.063 R)
• M47: 10,166,073 km (0.078 R)
• M48: 10,767,008 km (0.04 R)
• M49: 11,453,811 km (0.076 R)
• M50: 11,928,037 km (0.111 R)
• M51: 12,003,434 km (0.07 R)
• M52: 12,256,105 km (0.114 R)
• M53: 12,818,144 km (0.109 R)
• M54: 13,128,260 km (0.104 R)
• M55: 13,258,261 km (0.11 R)
• M56: 13,755,973 km (0.102 R)
• M57: 13,993,983 km (0.053 R)
• M58: 14,100,198 km (0.047 R)
• M59: 15,203,931 km (0.077 R)
• M60: 15,340,364 km (0.086 R)
• M61: 16,279,539 km (0.041 R)
• M62: 16,699,760 km (0.094 R)
• M63: 16,812,407 km (0.095 R)
• M64: 16,925,353 km (0.098 R)
• M65: 17,066,873 km (0.043 R)
• M66: 17,694,137 km (0.109 R)
• M67: 17,866,474 km (0.097 R)
• M68: 18,010,536 km (0.059 R)
• M69: 18,328,881 km (0.053 R)
• M70: 18,707,663 km (0.11 R)
• M71: 18,795,327 km (0.072 R)
• M72: 19,769,658 km (0.067 R)
• M73: 20,068,106 km (0.067 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 117.3

Radius: 6.4

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 5.05 AU - 7.37 AU

Year: 10320 Days

Day: 22.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 27,181,950 km

• M1: 102,774 km (0.067 R)
• M2: 193,280 km (0.111 R)
• M3: 570,865 km (0.108 R)
• M4: 681,418 km (0.102 R)
• M5: 811,419 km (0.111 R)
• M6: 1,335,311 km (0.061 R)
• M7: 1,514,529 km (0.045 R)
• M8: 1,863,092 km (0.079 R)
• M9: 2,166,626 km (0.083 R)
• M10: 2,271,195 km (0.118 R)
• M11: 2,743,924 km (0.111 R)
• M12: 2,876,318 km (0.084 R)
• M13: 3,186,883 km (0.043 R)
• M14: 3,246,274 km (0.1 R)
• M15: 3,306,113 km (0.093 R)
• M16: 3,467,379 km (0.059 R)
• M17: 4,355,991 km (0.061 R)
• M18: 4,734,922 km (0.112 R)
• M19: 4,893,945 km (0.115 R)
• M20: 6,579,165 km (0.07 R)
• M21: 6,833,481 km (0.104 R)
• M22: 7,220,790 km (0.115 R)
• M23: 7,377,718 km (0.114 R)
• M24: 7,483,035 km (0.115 R)
• M25: 7,615,280 km (0.091 R)
• M26: 7,775,050 km (0.103 R)
• M27: 7,855,384 km (0.072 R)
• M28: 9,036,310 km (0.09 R)
• M29: 9,262,053 km (0.059 R)
• M30: 10,125,382 km (0.106 R)
• M31: 10,242,368 km (0.095 R)
• M32: 11,044,063 km (0.034 R)
• M33: 11,681,499 km (0.039 R)
• M34: 11,896,621 km (0.054 R)
• M35: 12,113,089 km (0.07 R)
• M36: 12,549,915 km (0.047 R)
• M37: 13,182,864 km (0.075 R)
• M38: 13,858,597 km (0.109 R)
• M39: 16,088,653 km (0.096 R)
• M40: 16,810,313 km (0.1 R)
• M41: 17,018,403 km (0.099 R)
• M42: 17,577,600 km (0.11 R)
• M43: 17,683,067 km (0.026 R)
• M44: 17,859,443 km (0.027 R)
• M45: 18,178,236 km (0.114 R)
• M46: 19,436,055 km (0.066 R)
• M47: 20,388,544 km (0.105 R)
• M48: 20,870,549 km (0.114 R)
• M49: 23,645,589 km (0.117 R)
• M50: 24,700,852 km (0.107 R)
• M51: 24,977,010 km (0.093 R)
• M52: 25,095,641 km (0.116 R)
• M53: 25,293,858 km (0.1 R)
• M54: 25,971,537 km (0.069 R)
• M55: 26,051,721 km (0.069 R)
• M56: 26,372,908 km (0.104 R)
• M57: 26,614,808 km (0.03 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 269 - 19,424 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit