🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.57 AU - 0.69 AU

Year: 318 Days

Day: 47.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,847,395 km

• M1: 24,534 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.8

Radius: 13

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.65 AU - 0.99 AU

Year: 472 Days

Day: 14.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,847,395 km

• M1: 163,361 km (0.096 R)
• M2: 257,907 km (0.12 R)
• M3: 362,924 km (0.091 R)
• M4: 544,387 km (0.061 R)
• M5: 640,428 km (0.066 R)
• M6: 725,699 km (0.077 R)
• M7: 828,772 km (0.09 R)
• M8: 943,065 km (0.114 R)
• M9: 1,060,200 km (0.061 R)
• M10: 1,167,462 km (0.103 R)
• M11: 1,307,037 km (0.083 R)
• M12: 1,419,833 km (0.057 R)
• M13: 1,515,875 km (0.119 R)
• M14: 1,631,365 km (0.042 R)
• M15: 1,739,524 km (0.109 R)
• M16: 1,850,077 km (0.09 R)
• M17: 2,135,360 km (0.075 R)
• M18: 2,265,959 km (0.05 R)
• M19: 2,403,290 km (0.086 R)
• M20: 2,511,150 km (0.032 R)
• M21: 2,711,312 km (0.073 R)
• M22: 2,844,903 km (0.112 R)
• M23: 2,938,102 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.5

Radius: 12.7

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.83 AU - 0.95 AU

Year: 534 Days

Day: 8.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 43,847,395 km

• M1: 168,148 km (0.054 R)
• M2: 300,692 km (0.098 R)
• M3: 380,727 km (0.104 R)
• M4: 464,950 km (0.046 R)
• M5: 618,886 km (0.031 R)
• M6: 740,958 km (0.098 R)
• M7: 836,402 km (0.101 R)
• M8: 1,021,604 km (0.066 R)
• M9: 1,104,780 km (0.057 R)
• M10: 1,231,639 km (0.109 R)
• M11: 1,358,349 km (0.087 R)
• M12: 1,484,011 km (0.025 R)
• M13: 1,706,463 km (0.111 R)
• M14: 1,873,265 km (0.097 R)
• M15: 1,977,085 km (0.098 R)
• M16: 2,076,867 km (0.12 R)
• M17: 2,159,146 km (0.064 R)
• M18: 2,268,353 km (0.061 R)
• M19: 2,406,132 km (0.052 R)
• M20: 2,506,213 km (0.082 R)
• M21: 2,614,522 km (0.067 R)
• M22: 2,710,713 km (0.089 R)
• M23: 2,836,076 km (0.097 R)
• M24: 2,927,930 km (0.117 R)
• M25: 3,042,372 km (0.091 R)
• M26: 3,202,142 km (0.063 R)
• M27: 3,327,655 km (0.112 R)
• M28: 3,447,184 km (0.102 R)
• M29: 3,545,470 km (0.096 R)
• M30: 3,637,023 km (0.05 R)
• M31: 3,783,629 km (0.066 R)
• M32: 3,877,278 km (0.097 R)
• M33: 3,995,460 km (0.118 R)
• M34: 4,267,728 km (0.109 R)
• M35: 4,406,256 km (0.12 R)
• M36: 4,513,218 km (0.101 R)
• M37: 4,612,701 km (0.094 R)
• M38: 4,721,309 km (0.091 R)
• M39: 4,924,164 km (0.05 R)
• M40: 5,382,232 km (0.085 R)
• M41: 5,505,501 km (0.071 R)
• M42: 6,026,550 km (0.093 R)
• M43: 6,237,633 km (0.068 R)
• M44: 6,320,959 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.1

Radius: 14.9

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 4.41 AU - 5.15 AU

Year: 6645 Days

Day: 13.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 43,847,395 km

• M1: 186,100 km (0.095 R)
• M2: 368,609 km (0.086 R)
• M3: 619,934 km (0.064 R)
• M4: 792,570 km (0.07 R)
• M5: 1,218,475 km (0.067 R)
• M6: 1,531,433 km (0.101 R)
• M7: 1,682,677 km (0.067 R)
• M8: 1,935,497 km (0.106 R)
• M9: 2,050,089 km (0.094 R)
• M10: 2,303,807 km (0.081 R)
• M11: 2,478,837 km (0.106 R)
• M12: 2,586,098 km (0.074 R)
• M13: 2,731,508 km (0.068 R)
• M14: 2,861,059 km (0.12 R)
• M15: 3,262,580 km (0.084 R)
• M16: 3,380,613 km (0.098 R)
• M17: 3,662,006 km (0.039 R)
• M18: 3,909,292 km (0.108 R)
• M19: 4,077,140 km (0.119 R)
• M20: 4,183,504 km (0.048 R)
• M21: 4,290,617 km (0.074 R)
• M22: 4,464,150 km (0.055 R)
• M23: 4,662,068 km (0.1 R)
• M24: 5,066,880 km (0.035 R)
• M25: 5,719,276 km (0.061 R)
• M26: 5,886,676 km (0.106 R)
• M27: 6,226,263 km (0.117 R)
• M28: 6,772,894 km (0.099 R)
• M29: 7,180,399 km (0.111 R)
• M30: 7,517,293 km (0.062 R)
• M31: 7,622,012 km (0.085 R)
• M32: 7,806,466 km (0.081 R)
• M33: 7,939,159 km (0.109 R)
• M34: 8,126,306 km (0.107 R)
• M35: 8,504,789 km (0.084 R)
• M36: 8,613,995 km (0.106 R)
• M37: 8,806,378 km (0.103 R)
• M38: 8,972,282 km (0.092 R)
• M39: 9,448,153 km (0.055 R)
• M40: 9,874,955 km (0.103 R)
• M41: 10,163,081 km (0.072 R)
• M42: 10,984,523 km (0.049 R)
• M43: 11,949,579 km (0.069 R)
• M44: 12,195,069 km (0.116 R)
• M45: 12,473,171 km (0.067 R)
• M46: 12,597,487 km (0.106 R)
• M47: 13,035,958 km (0.118 R)
• M48: 13,543,245 km (0.063 R)
• M49: 14,186,366 km (0.057 R)
• M50: 14,348,680 km (0.088 R)
• M51: 15,302,665 km (0.077 R)
• M52: 15,502,528 km (0.096 R)
• M53: 15,804,117 km (0.072 R)
• M54: 15,938,756 km (0.083 R)
• M55: 16,040,033 km (0.106 R)
• M56: 16,345,063 km (0.102 R)
• M57: 16,515,306 km (0.062 R)
• M58: 17,968,948 km (0.102 R)
• M59: 18,144,726 km (0.025 R)
• M60: 18,391,712 km (0.115 R)
• M61: 18,533,381 km (0.107 R)
• M62: 18,996,386 km (0.114 R)
• M63: 19,283,315 km (0.064 R)
• M64: 19,788,657 km (0.112 R)
• M65: 20,960,307 km (0.074 R)
• M66: 21,145,360 km (0.11 R)
• M67: 21,368,261 km (0.093 R)
• M68: 22,041,451 km (0.116 R)
• M69: 22,721,673 km (0.086 R)
• M70: 23,408,776 km (0.108 R)
• M71: 23,639,306 km (0.077 R)
• M72: 23,870,734 km (0.119 R)
• M73: 24,491,266 km (0.066 R)
• M74: 24,881,866 km (0.11 R)
• M75: 25,195,722 km (0.105 R)
• M76: 26,624,681 km (0.079 R)
• M77: 26,905,626 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 759.7

Radius: 4.8

Gravity: 32.97 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 6.34 AU - 8.86 AU

Year: 13322 Days

Day: 22.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 43,847,395 km

• M1: 94,845 km (0.073 R)
• M2: 138,528 km (0.087 R)
• M3: 255,513 km (0.073 R)
• M4: 435,928 km (0.087 R)
• M5: 1,100,442 km (0.062 R)
• M6: 1,317,060 km (0.109 R)
• M7: 1,520,662 km (0.083 R)
• M8: 1,707,061 km (0.058 R)
• M9: 1,789,191 km (0.108 R)
• M10: 2,430,517 km (0.108 R)
• M11: 2,554,234 km (0.119 R)
• M12: 2,616,916 km (0.118 R)
• M13: 3,169,530 km (0.086 R)
• M14: 3,373,133 km (0.096 R)
• M15: 3,686,391 km (0.073 R)
• M16: 4,452,930 km (0.048 R)
• M17: 4,528,328 km (0.046 R)
• M18: 4,642,471 km (0.119 R)
• M19: 5,029,630 km (0.105 R)
• M20: 5,187,456 km (0.095 R)
• M21: 5,467,503 km (0.076 R)
• M22: 5,834,616 km (0.051 R)
• M23: 6,125,883 km (0.085 R)
• M24: 6,421,638 km (0.081 R)
• M25: 6,464,274 km (0.105 R)
• M26: 7,832,496 km (0.111 R)
• M27: 8,338,885 km (0.073 R)
• M28: 9,238,117 km (0.069 R)
• M29: 9,528,487 km (0.107 R)
• M30: 10,770,149 km (0.083 R)
• M31: 11,281,026 km (0.098 R)
• M32: 11,851,891 km (0.116 R)
• M33: 11,904,251 km (0.107 R)
• M34: 12,273,009 km (0.052 R)
• M35: 12,432,181 km (0.087 R)
• M36: 12,645,508 km (0.071 R)
• M37: 13,730,242 km (0.088 R)
• M38: 14,787,899 km (0.081 R)
• M39: 15,184,184 km (0.075 R)
• M40: 15,355,025 km (0.088 R)
• M41: 15,756,246 km (0.111 R)
• M42: 16,627,654 km (0.114 R)
• M43: 17,276,609 km (0.09 R)
• M44: 17,395,540 km (0.118 R)
• M45: 17,993,931 km (0.106 R)
• M46: 18,295,670 km (0.079 R)
• M47: 18,356,257 km (0.068 R)
• M48: 18,843,049 km (0.079 R)
• M49: 19,272,394 km (0.088 R)
• M50: 20,016,195 km (0.114 R)
• M51: 20,958,811 km (0.052 R)
• M52: 23,083,251 km (0.086 R)
• M53: 24,204,038 km (0.095 R)
• M54: 24,804,673 km (0.068 R)
• M55: 25,612,951 km (0.047 R)
• M56: 25,816,404 km (0.117 R)
• M57: 26,841,598 km (0.083 R)
• M58: 27,255,386 km (0.035 R)
• M59: 27,324,500 km (0.105 R)
• M60: 29,355,740 km (0.114 R)
• M61: 29,426,649 km (0.113 R)
• M62: 30,640,785 km (0.081 R)
• M63: 32,602,462 km (0.077 R)
• M64: 33,858,187 km (0.112 R)
• M65: 34,007,037 km (0.034 R)
• M66: 36,188,623 km (0.105 R)
• M67: 36,340,764 km (0.109 R)
• M68: 37,950,885 km (0.074 R)
• M69: 38,570,370 km (0.077 R)
• M70: 40,133,518 km (0.077 R)
• M71: 40,843,809 km (0.099 R)
• M72: 40,922,946 km (0.113 R)
• M73: 41,002,084 km (0.117 R)
• M74: 41,876,932 km (0.053 R)
• M75: 41,956,668 km (0.094 R)
• M76: 42,356,692 km (0.063 R)
• M77: 43,644,880 km (0.066 R)
• M78: 44,945,783 km (0.118 R)
• M79: 45,273,103 km (0.091 R)
• M80: 45,519,042 km (0.067 R)
• M81: 45,683,151 km (0.044 R)
• M82: 45,765,429 km (0.065 R)
• M83: 45,929,837 km (0.094 R)
• M84: 46,341,980 km (0.081 R)
• M85: 48,504,866 km (0.098 R)
• M86: 51,810,081 km (0.112 R)
• M87: 54,314,499 km (0.108 R)
• M88: 56,328,685 km (0.097 R)
• M89: 56,769,849 km (0.093 R)
• M90: 56,946,524 km (0.045 R)
• M91: 57,477,895 km (0.103 R)
• M92: 58,813,655 km (0.077 R)
• M93: 59,530,079 km (0.045 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 922.4

Radius: 7.2

Gravity: 17.79 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 6.53 AU - 9.31 AU

Year: 14172 Days

Day: 19.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 43,847,395 km

• M1: 91,703 km (0.085 R)
• M2: 156,180 km (0.026 R)
• M3: 292,464 km (0.09 R)
• M4: 790,924 km (0.112 R)
• M5: 2,326,396 km (0.067 R)
• M6: 2,724,476 km (0.091 R)
• M7: 2,966,526 km (0.098 R)
• M8: 3,324,364 km (0.098 R)
• M9: 3,620,568 km (0.108 R)
• M10: 3,695,965 km (0.102 R)
• M11: 3,771,961 km (0.038 R)
• M12: 4,120,075 km (0.111 R)
• M13: 4,438,120 km (0.095 R)
• M14: 5,267,790 km (0.113 R)
• M15: 5,569,379 km (0.081 R)
• M16: 5,876,653 km (0.075 R)
• M17: 5,965,365 km (0.048 R)
• M18: 6,599,510 km (0.075 R)
• M19: 7,065,507 km (0.094 R)
• M20: 7,398,063 km (0.113 R)
• M21: 7,784,325 km (0.067 R)
• M22: 8,476,066 km (0.115 R)
• M23: 8,677,424 km (0.095 R)
• M24: 9,550,328 km (0.036 R)
• M25: 9,654,897 km (0.12 R)
• M26: 10,451,057 km (0.068 R)
• M27: 11,103,004 km (0.072 R)
• M28: 11,433,915 km (0.069 R)
• M29: 11,489,416 km (0.087 R)
• M30: 11,656,367 km (0.102 R)
• M31: 11,768,116 km (0.062 R)
• M32: 12,446,094 km (0.111 R)
• M33: 12,962,955 km (0.044 R)
• M34: 13,078,743 km (0.12 R)
• M35: 13,428,204 km (0.115 R)
• M36: 14,615,263 km (0.106 R)
• M37: 15,343,506 km (0.102 R)
• M38: 15,466,026 km (0.094 R)
• M39: 15,527,361 km (0.08 R)
• M40: 15,835,533 km (0.066 R)
• M41: 16,332,796 km (0.099 R)
• M42: 16,395,179 km (0.106 R)
• M43: 18,113,011 km (0.047 R)
• M44: 20,490,869 km (0.118 R)
• M45: 21,032,413 km (0.119 R)
• M46: 21,647,410 km (0.107 R)
• M47: 22,060,600 km (0.054 R)
• M48: 22,407,068 km (0.117 R)
• M49: 23,456,797 km (0.082 R)
• M50: 23,527,407 km (0.102 R)
• M51: 24,023,324 km (0.119 R)
• M52: 24,094,383 km (0.029 R)
• M53: 24,809,610 km (0.107 R)
• M54: 25,241,948 km (0.102 R)
• M55: 25,314,353 km (0.079 R)
• M56: 25,822,388 km (0.11 R)
• M57: 26,041,249 km (0.119 R)
• M58: 26,187,406 km (0.104 R)
• M59: 27,292,636 km (0.062 R)
• M60: 28,789,811 km (0.044 R)
• M61: 33,121,567 km (0.069 R)
• M62: 33,518,151 km (0.118 R)
• M63: 34,155,887 km (0.117 R)
• M64: 34,636,844 km (0.112 R)
• M65: 35,443,326 km (0.069 R)
• M66: 35,524,408 km (0.074 R)
• M67: 37,074,990 km (0.085 R)
• M68: 39,148,566 km (0.09 R)
• M69: 41,600,774 km (0.063 R)
• M70: 41,686,195 km (0.061 R)
• M71: 41,771,765 km (0.084 R)
• M72: 42,888,513 km (0.084 R)
• M73: 43,580,702 km (0.111 R)
• M74: 46,297,549 km (0.107 R)
• M75: 46,563,384 km (0.075 R)
• M76: 47,007,541 km (0.087 R)
• M77: 47,185,562 km (0.088 R)
• M78: 47,274,722 km (0.096 R)
• M79: 51,250,735 km (0.085 R)
• M80: 52,538,174 km (0.084 R)
• M81: 52,815,379 km (0.118 R)
• M82: 52,907,980 km (0.096 R)
• M83: 54,395,731 km (0.079 R)
• M84: 55,238,565 km (0.093 R)
• M85: 57,793,098 km (0.106 R)
• M86: 58,270,465 km (0.115 R)
• M87: 58,557,394 km (0.12 R)
• M88: 59,421,321 km (0.069 R)
• M89: 59,710,195 km (0.054 R)
• M90: 59,903,027 km (0.119 R)
• M91: 61,453,160 km (0.108 R)
• M92: 61,745,324 km (0.111 R)
• M93: 65,286,755 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 212.7

Radius: 5.2

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 6.5 AU - 10.46 AU

Year: 15701 Days

Day: 17.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 43,847,395 km

• M1: 102,026 km (0.107 R)
• M2: 197,918 km (0.088 R)
• M3: 248,183 km (0.102 R)
• M4: 327,171 km (0.099 R)
• M5: 388,954 km (0.089 R)
• M6: 468,690 km (0.118 R)
• M7: 660,475 km (0.06 R)
• M8: 740,509 km (0.057 R)
• M9: 892,950 km (0.069 R)
• M10: 1,130,511 km (0.036 R)
• M11: 1,168,808 km (0.107 R)
• M12: 1,266,496 km (0.112 R)
• M13: 1,428,510 km (0.108 R)
• M14: 1,794,426 km (0.099 R)
• M15: 2,093,173 km (0.039 R)
• M16: 2,284,808 km (0.083 R)
• M17: 2,457,145 km (0.119 R)
• M18: 3,187,781 km (0.097 R)
• M19: 3,242,534 km (0.115 R)
• M20: 3,297,436 km (0.035 R)
• M21: 3,464,088 km (0.111 R)
• M22: 3,605,159 km (0.08 R)
• M23: 4,158,222 km (0.118 R)
• M24: 4,490,479 km (0.072 R)
• M25: 4,894,094 km (0.073 R)
• M26: 7,115,473 km (0.077 R)
• M27: 7,990,172 km (0.096 R)
• M28: 8,064,672 km (0.038 R)
• M29: 8,214,120 km (0.083 R)
• M30: 8,440,162 km (0.099 R)
• M31: 9,325,333 km (0.095 R)
• M32: 9,443,066 km (0.061 R)
• M33: 9,878,546 km (0.045 R)
• M34: 10,038,616 km (0.1 R)
• M35: 10,280,216 km (0.115 R)
• M36: 10,442,380 km (0.073 R)
• M37: 10,483,071 km (0.096 R)
• M38: 10,605,292 km (0.113 R)
• M39: 11,224,029 km (0.101 R)
• M40: 11,349,242 km (0.068 R)
• M41: 11,516,792 km (0.09 R)
• M42: 11,769,762 km (0.077 R)
• M43: 11,896,920 km (0.111 R)
• M44: 12,195,368 km (0.077 R)
• M45: 13,457,974 km (0.053 R)
• M46: 13,546,536 km (0.09 R)
• M47: 13,813,568 km (0.117 R)
• M48: 14,352,569 km (0.085 R)
• M49: 15,220,237 km (0.1 R)
• M50: 15,358,765 km (0.107 R)
• M51: 17,631,755 km (0.107 R)
• M52: 18,069,628 km (0.08 R)
• M53: 19,005,362 km (0.1 R)
• M54: 19,104,845 km (0.054 R)
• M55: 19,805,711 km (0.057 R)
• M56: 19,855,976 km (0.045 R)
• M57: 20,260,638 km (0.114 R)
• M58: 20,362,215 km (0.1 R)
• M59: 20,719,006 km (0.092 R)
• M60: 21,077,891 km (0.12 R)
• M61: 21,283,887 km (0.111 R)
• M62: 23,167,923 km (0.075 R)
• M63: 24,615,432 km (0.098 R)
• M64: 25,268,277 km (0.043 R)
• M65: 25,871,605 km (0.114 R)
• M66: 29,878,285 km (0.115 R)
• M67: 29,993,924 km (0.092 R)
• M68: 30,109,713 km (0.031 R)
• M69: 32,041,470 km (0.084 R)
• M70: 34,073,159 km (0.061 R)
• M71: 35,654,857 km (0.117 R)
• M72: 36,331,189 km (0.101 R)
• M73: 36,454,608 km (0.105 R)
• M74: 37,260,192 km (0.066 R)
• M75: 39,394,954 km (0.112 R)
• M76: 40,030,296 km (0.071 R)
• M77: 40,094,025 km (0.064 R)
• M78: 41,762,789 km (0.111 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: 191 - 17,679 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit