🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.45 AU - 0.75 AU

Year: 305 Days

Day: 36 Hours

Environment

Temp: -136 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.9

Radius: 11.1

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.71 AU - 0.73 AU

Year: 401 Days

Day: 5.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,651,438 km

• M1: 141,968 km (0.095 R)
• M2: 246,088 km (0.11 R)
• M3: 339,438 km (0.119 R)
• M4: 440,416 km (0.099 R)
• M5: 528,679 km (0.117 R)
• M6: 622,178 km (0.089 R)
• M7: 718,070 km (0.097 R)
• M8: 969,993 km (0.116 R)
• M9: 1,108,221 km (0.118 R)
• M10: 1,296,864 km (0.09 R)
• M11: 1,559,857 km (0.089 R)
• M12: 1,641,089 km (0.083 R)
• M13: 1,813,725 km (0.108 R)
• M14: 1,920,238 km (0.119 R)
• M15: 2,056,522 km (0.103 R)
• M16: 2,152,265 km (0.032 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.8

Radius: 13.1

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.78 AU - 1.2 AU

Year: 646 Days

Day: 13.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 41,651,438 km

• M1: 164,258 km (0.079 R)
• M2: 323,131 km (0.089 R)
• M3: 413,189 km (0.086 R)
• M4: 528,529 km (0.108 R)
• M5: 680,820 km (0.06 R)
• M6: 763,398 km (0.091 R)
• M7: 881,431 km (0.097 R)
• M8: 1,085,632 km (0.097 R)
• M9: 1,202,767 km (0.04 R)
• M10: 1,343,239 km (0.087 R)
• M11: 1,621,192 km (0.106 R)
• M12: 1,722,769 km (0.12 R)
• M13: 1,882,689 km (0.061 R)
• M14: 2,180,389 km (0.081 R)
• M15: 2,354,371 km (0.061 R)
• M16: 2,439,193 km (0.083 R)
• M17: 2,525,062 km (0.111 R)
• M18: 2,643,843 km (0.064 R)
• M19: 2,870,783 km (0.108 R)
• M20: 3,011,704 km (0.073 R)
• M21: 3,104,156 km (0.099 R)
• M22: 3,257,643 km (0.106 R)
• M23: 3,466,183 km (0.104 R)
• M24: 3,581,074 km (0.077 R)
• M25: 3,724,239 km (0.109 R)
• M26: 3,823,871 km (0.078 R)
• M27: 3,906,000 km (0.071 R)
• M28: 4,184,103 km (0.048 R)
• M29: 4,363,620 km (0.025 R)
• M30: 4,516,809 km (0.082 R)
• M31: 4,681,516 km (0.041 R)
• M32: 4,907,708 km (0.064 R)
• M33: 5,299,505 km (0.12 R)
• M34: 5,473,487 km (0.082 R)
• M35: 5,670,208 km (0.053 R)
• M36: 5,785,249 km (0.07 R)
• M37: 6,028,196 km (0.066 R)
• M38: 6,145,630 km (0.107 R)
• M39: 6,263,812 km (0.077 R)
• M40: 6,502,571 km (0.087 R)
• M41: 6,644,988 km (0.088 R)
• M42: 6,877,313 km (0.097 R)
• M43: 7,000,133 km (0.105 R)
• M44: 7,213,909 km (0.118 R)
• M45: 7,304,565 km (0.108 R)
• M46: 7,429,928 km (0.099 R)
• M47: 7,556,039 km (0.081 R)
• M48: 7,717,455 km (0.081 R)
• M49: 7,880,068 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.6

Radius: 12.4

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.99 AU - 2.89 AU

Year: 2500 Days

Day: 8.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 41,651,438 km

• M1: 155,731 km (0.12 R)
• M2: 315,652 km (0.07 R)
• M3: 485,146 km (0.097 R)
• M4: 587,620 km (0.075 R)
• M5: 724,054 km (0.058 R)
• M6: 809,773 km (0.113 R)
• M7: 1,190,649 km (0.115 R)
• M8: 1,358,648 km (0.1 R)
• M9: 1,557,314 km (0.087 R)
• M10: 1,695,243 km (0.037 R)
• M11: 1,813,425 km (0.115 R)
• M12: 1,983,668 km (0.074 R)
• M13: 2,185,026 km (0.081 R)
• M14: 2,353,623 km (0.108 R)
• M15: 2,526,708 km (0.089 R)
• M16: 2,704,131 km (0.104 R)
• M17: 2,843,407 km (0.058 R)
• M18: 3,143,949 km (0.078 R)
• M19: 3,335,285 km (0.117 R)
• M20: 3,454,963 km (0.059 R)
• M21: 3,560,729 km (0.114 R)
• M22: 3,760,442 km (0.115 R)
• M23: 3,932,180 km (0.055 R)
• M24: 4,300,041 km (0.109 R)
• M25: 4,529,375 km (0.101 R)
• M26: 4,612,252 km (0.117 R)
• M27: 5,451,795 km (0.071 R)
• M28: 5,700,277 km (0.101 R)
• M29: 5,898,345 km (0.113 R)
• M30: 6,025,503 km (0.054 R)
• M31: 6,301,062 km (0.063 R)
• M32: 6,393,963 km (0.109 R)
• M33: 6,788,751 km (0.031 R)
• M34: 7,152,723 km (0.082 R)
• M35: 7,366,498 km (0.048 R)
• M36: 8,344,270 km (0.078 R)
• M37: 8,589,910 km (0.099 R)
• M38: 8,692,983 km (0.112 R)
• M39: 9,004,745 km (0.073 R)
• M40: 9,682,124 km (0.044 R)
• M41: 10,048,788 km (0.109 R)
• M42: 10,332,127 km (0.107 R)
• M43: 10,529,895 km (0.066 R)
• M44: 10,729,010 km (0.081 R)
• M45: 10,906,882 km (0.043 R)
• M46: 11,674,319 km (0.074 R)
• M47: 12,529,121 km (0.086 R)
• M48: 12,669,593 km (0.117 R)
• M49: 12,763,541 km (0.081 R)
• M50: 13,380,183 km (0.097 R)
• M51: 13,885,226 km (0.048 R)
• M52: 14,006,549 km (0.116 R)
• M53: 14,519,371 km (0.062 R)
• M54: 14,938,993 km (0.096 R)
• M55: 15,038,326 km (0.066 R)
• M56: 15,137,958 km (0.079 R)
• M57: 15,337,671 km (0.04 R)
• M58: 15,613,829 km (0.096 R)
• M59: 15,993,060 km (0.074 R)
• M60: 16,247,526 km (0.058 R)
• M61: 16,683,304 km (0.043 R)
• M62: 16,889,749 km (0.078 R)
• M63: 17,019,151 km (0.11 R)
• M64: 17,487,841 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924.5

Radius: 13.1

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.34 AU - 3.64 AU

Year: 3392 Days

Day: 10.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 41,651,438 km

• M1: 282,890 km (0.101 R)
• M2: 391,198 km (0.108 R)
• M3: 709,842 km (0.086 R)
• M4: 797,357 km (0.083 R)
• M5: 1,084,136 km (0.12 R)
• M6: 1,446,761 km (0.069 R)
• M7: 1,710,053 km (0.073 R)
• M8: 1,973,046 km (0.097 R)
• M9: 2,085,394 km (0.12 R)
• M10: 2,435,453 km (0.108 R)
• M11: 2,538,975 km (0.087 R)
• M12: 2,750,656 km (0.107 R)
• M13: 2,876,917 km (0.118 R)
• M14: 3,005,122 km (0.076 R)
• M15: 3,324,513 km (0.117 R)
• M16: 3,976,162 km (0.091 R)
• M17: 4,098,832 km (0.097 R)
• M18: 4,264,587 km (0.096 R)
• M19: 4,602,827 km (0.079 R)
• M20: 4,862,230 km (0.077 R)
• M21: 5,327,928 km (0.115 R)
• M22: 5,669,311 km (0.113 R)
• M23: 5,784,800 km (0.045 R)
• M24: 5,901,038 km (0.11 R)
• M25: 6,230,602 km (0.04 R)
• M26: 6,639,154 km (0.098 R)
• M27: 6,883,447 km (0.112 R)
• M28: 7,839,078 km (0.091 R)
• M29: 8,019,643 km (0.077 R)
• M30: 8,253,913 km (0.039 R)
• M31: 8,997,265 km (0.114 R)
• M32: 9,431,697 km (0.106 R)
• M33: 9,568,878 km (0.106 R)
• M34: 9,706,807 km (0.066 R)
• M35: 9,845,185 km (0.068 R)
• M36: 10,434,302 km (0.092 R)
• M37: 11,092,533 km (0.112 R)
• M38: 11,441,245 km (0.103 R)
• M39: 11,675,815 km (0.097 R)
• M40: 11,764,227 km (0.038 R)
• M41: 12,090,201 km (0.115 R)
• M42: 12,750,975 km (0.086 R)
• M43: 12,933,334 km (0.115 R)
• M44: 13,024,739 km (0.089 R)
• M45: 13,177,628 km (0.119 R)
• M46: 13,269,780 km (0.119 R)
• M47: 13,516,317 km (0.072 R)
• M48: 13,609,068 km (0.052 R)
• M49: 14,013,880 km (0.089 R)
• M50: 14,327,886 km (0.097 R)
• M51: 14,422,581 km (0.107 R)
• M52: 14,803,457 km (0.105 R)
• M53: 14,899,200 km (0.114 R)
• M54: 15,965,683 km (0.101 R)
• M55: 16,890,048 km (0.092 R)
• M56: 17,056,850 km (0.111 R)
• M57: 18,308,835 km (0.103 R)
• M58: 18,411,608 km (0.101 R)
• M59: 19,415,410 km (0.055 R)
• M60: 20,082,617 km (0.072 R)
• M61: 20,793,206 km (0.097 R)
• M62: 21,259,503 km (0.115 R)
• M63: 21,765,443 km (0.083 R)
• M64: 22,165,917 km (0.077 R)
• M65: 22,642,236 km (0.098 R)
• M66: 22,863,192 km (0.063 R)
• M67: 23,642,298 km (0.094 R)
• M68: 23,978,893 km (0.053 R)
• M69: 24,241,737 km (0.109 R)
• M70: 24,430,080 km (0.11 R)
• M71: 24,732,418 km (0.1 R)
• M72: 24,846,112 km (0.073 R)
• M73: 25,074,099 km (0.11 R)
• M74: 25,493,871 km (0.034 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.2

Radius: 10.7

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.49 AU - 3.91 AU

Year: 4669 Days

Day: 6 Hours

Environment

Temp: -202 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 41,651,438 km

• M1: 150,196 km (0.113 R)
• M2: 413,638 km (0.111 R)
• M3: 692,040 km (0.095 R)
• M4: 789,278 km (0.063 R)
• M5: 1,064,987 km (0.036 R)
• M6: 1,488,050 km (0.102 R)
• M7: 1,678,488 km (0.113 R)
• M8: 1,923,529 km (0.091 R)
• M9: 2,448,020 km (0.08 R)
• M10: 2,716,249 km (0.116 R)
• M11: 2,821,865 km (0.06 R)
• M12: 3,485,032 km (0.086 R)
• M13: 3,611,891 km (0.083 R)
• M14: 3,716,759 km (0.057 R)
• M15: 4,146,404 km (0.067 R)
• M16: 4,367,360 km (0.065 R)
• M17: 4,718,766 km (0.102 R)
• M18: 5,263,003 km (0.096 R)
• M19: 5,582,993 km (0.076 R)
• M20: 5,758,920 km (0.041 R)
• M21: 5,827,136 km (0.114 R)
• M22: 6,666,530 km (0.055 R)
• M23: 6,882,250 km (0.086 R)
• M24: 7,513,553 km (0.096 R)
• M25: 7,618,122 km (0.113 R)
• M26: 8,270,967 km (0.084 R)
• M27: 9,307,830 km (0.063 R)
• M28: 9,404,171 km (0.029 R)
• M29: 9,711,295 km (0.061 R)
• M30: 10,635,661 km (0.101 R)
• M31: 10,753,245 km (0.079 R)
• M32: 11,125,444 km (0.106 R)
• M33: 11,484,629 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.4

Radius: 10.4

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.68 AU - 6.82 AU

Year: 9045 Days

Day: 10.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 41,651,438 km

• M1: 167,849 km (0.078 R)
• M2: 348,264 km (0.077 R)
• M3: 437,873 km (0.116 R)
• M4: 722,109 km (0.051 R)
• M5: 1,283,101 km (0.08 R)
• M6: 1,642,435 km (0.102 R)
• M7: 1,824,645 km (0.092 R)
• M8: 2,268,951 km (0.085 R)
• M9: 2,597,767 km (0.12 R)
• M10: 2,789,551 km (0.083 R)
• M11: 3,277,989 km (0.089 R)
• M12: 3,532,155 km (0.045 R)
• M13: 3,889,395 km (0.046 R)
• M14: 3,986,634 km (0.063 R)
• M15: 4,183,654 km (0.118 R)
• M16: 4,535,957 km (0.071 R)
• M17: 5,056,109 km (0.112 R)
• M18: 5,816,216 km (0.115 R)
• M19: 6,067,989 km (0.066 R)
• M20: 6,845,299 km (0.075 R)
• M21: 7,471,366 km (0.116 R)
• M22: 7,714,762 km (0.071 R)
• M23: 8,397,527 km (0.115 R)
• M24: 9,099,590 km (0.116 R)
• M25: 9,196,828 km (0.092 R)
• M26: 9,294,366 km (0.113 R)
• M27: 9,687,958 km (0.069 R)
• M28: 9,787,291 km (0.102 R)
• M29: 11,143,246 km (0.066 R)
• M30: 12,737,959 km (0.077 R)
• M31: 12,919,571 km (0.086 R)
• M32: 13,065,429 km (0.111 R)
• M33: 13,952,395 km (0.114 R)
• M34: 14,630,223 km (0.1 R)
• M35: 14,782,364 km (0.081 R)
• M36: 15,011,548 km (0.11 R)
• M37: 15,280,375 km (0.053 R)
• M38: 15,396,014 km (0.06 R)
• M39: 16,174,821 km (0.06 R)
• M40: 17,086,321 km (0.112 R)
• M41: 17,770,731 km (0.11 R)
• M42: 18,546,246 km (0.057 R)
• M43: 18,958,837 km (0.088 R)
• M44: 19,667,333 km (0.069 R)
• M45: 19,793,145 km (0.077 R)
• M46: 20,469,327 km (0.085 R)
• M47: 20,596,934 km (0.098 R)
• M48: 20,852,896 km (0.116 R)
• M49: 21,411,195 km (0.115 R)
• M50: 21,497,513 km (0.089 R)
• M51: 21,670,598 km (0.112 R)
• M52: 22,983,020 km (0.096 R)
• M53: 23,071,432 km (0.065 R)
• M54: 24,321,023 km (0.057 R)
• M55: 25,044,928 km (0.116 R)
• M56: 25,318,243 km (0.082 R)
• M57: 25,500,902 km (0.038 R)
• M58: 25,592,456 km (0.06 R)
• M59: 26,005,795 km (0.085 R)
• M60: 26,236,325 km (0.079 R)
• M61: 26,513,829 km (0.1 R)
• M62: 27,539,921 km (0.026 R)
• M63: 28,152,374 km (0.055 R)
• M64: 29,103,368 km (0.059 R)
• M65: 29,534,659 km (0.117 R)
• M66: 33,160,911 km (0.102 R)
• M67: 33,411,039 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 341.1

Radius: 8

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.55 AU - 7.93 AU

Year: 11479 Days

Day: 23.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 41,651,438 km

• M1: 106,364 km (0.108 R)
• M2: 348,563 km (0.114 R)
• M3: 592,258 km (0.069 R)
• M4: 918,980 km (0.068 R)
• M5: 1,278,015 km (0.105 R)
• M6: 1,453,044 km (0.073 R)
• M7: 1,513,182 km (0.072 R)
• M8: 1,935,796 km (0.081 R)
• M9: 3,193,765 km (0.077 R)
• M10: 3,352,339 km (0.094 R)
• M11: 4,069,660 km (0.096 R)
• M12: 4,270,870 km (0.11 R)
• M13: 4,387,257 km (0.12 R)
• M14: 4,593,403 km (0.087 R)
• M15: 4,682,862 km (0.106 R)
• M16: 4,772,770 km (0.117 R)
• M17: 5,169,354 km (0.064 R)
• M18: 5,450,150 km (0.116 R)
• M19: 6,689,568 km (0.069 R)
• M20: 7,064,161 km (0.077 R)
• M21: 7,271,354 km (0.101 R)
• M22: 7,691,874 km (0.033 R)
• M23: 7,905,051 km (0.092 R)
• M24: 8,446,595 km (0.118 R)
• M25: 8,592,902 km (0.117 R)
• M26: 9,149,555 km (0.09 R)
• M27: 9,603,286 km (0.106 R)
• M28: 10,336,614 km (0.1 R)
• M29: 10,571,932 km (0.077 R)
• M30: 10,848,838 km (0.109 R)
• M31: 11,127,987 km (0.12 R)
• M32: 11,979,797 km (0.119 R)
• M33: 12,268,372 km (0.08 R)
• M34: 12,726,440 km (0.11 R)
• M35: 13,360,137 km (0.062 R)
• M36: 13,831,520 km (0.106 R)
• M37: 14,264,606 km (0.104 R)
• M38: 14,614,366 km (0.103 R)
• M39: 15,411,573 km (0.103 R)
• M40: 15,680,550 km (0.09 R)
• M41: 16,405,202 km (0.106 R)
• M42: 16,588,010 km (0.119 R)
• M43: 16,679,714 km (0.091 R)
• M44: 16,863,570 km (0.116 R)
• M45: 17,187,000 km (0.074 R)
• M46: 19,026,156 km (0.098 R)
• M47: 19,266,411 km (0.077 R)
• M48: 20,090,994 km (0.096 R)
• M49: 20,433,723 km (0.118 R)
• M50: 20,729,179 km (0.113 R)
• M51: 21,025,981 km (0.091 R)
• M52: 22,328,529 km (0.052 R)
• M53: 23,760,181 km (0.108 R)
• M54: 23,967,075 km (0.099 R)
• M55: 24,487,077 km (0.079 R)
• M56: 25,326,770 km (0.109 R)
• M57: 25,432,386 km (0.114 R)
• M58: 25,803,239 km (0.047 R)
• M59: 26,069,224 km (0.075 R)
• M60: 26,282,700 km (0.079 R)
• M61: 26,765,004 km (0.04 R)
• M62: 26,872,714 km (0.077 R)
• M63: 27,956,551 km (0.1 R)
• M64: 28,229,717 km (0.114 R)
• M65: 28,339,222 km (0.071 R)
• M66: 28,448,877 km (0.095 R)
• M67: 28,558,682 km (0.086 R)
• M68: 30,278,759 km (0.054 R)
• M69: 30,615,503 km (0.066 R)
• M70: 31,009,993 km (0.119 R)
• M71: 31,123,089 km (0.049 R)
• M72: 31,236,185 km (0.081 R)
• M73: 31,462,826 km (0.089 R)
• M74: 31,690,215 km (0.095 R)
• M75: 32,777,193 km (0.092 R)
• M76: 32,834,638 km (0.1 R)
• M77: 33,065,169 km (0.078 R)
• M78: 34,518,213 km (0.037 R)
• M79: 35,399,943 km (0.102 R)
• M80: 35,932,511 km (0.051 R)
• M81: 36,408,232 km (0.083 R)
• M82: 38,149,851 km (0.094 R)
• M83: 38,513,523 km (0.108 R)
• M84: 39,673,056 km (0.057 R)
• M85: 40,103,000 km (0.118 R)
• M86: 41,091,693 km (0.119 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 426 - 18,435 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit