🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.84 AU - 0.96 AU

Year: 301 Days

Day: 12.7 Hours

Environment

Temp: 177 °C

Axial Tilt: 13.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.83 AU - 1.29 AU

Year: 385 Days

Day: 29.2 Hours

Environment

Temp: 141 °C

Axial Tilt: 23.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.9 AU - 5.54 AU

Year: 4211 Days

Day: 40.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 171.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,795,361 km

• M1: 4,381,871 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 4.92 AU - 5.88 AU

Year: 4431 Days

Day: 31 Hours

Environment

Temp: -132 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,795,361 km

• M1: 108,309 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.7

Radius: 11.1

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.06 AU - 6.14 AU

Year: 4679 Days

Day: 7.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 88,795,361 km

• M1: 142,417 km (0.104 R)
• M2: 244,293 km (0.113 R)
• M3: 337,194 km (0.112 R)
• M4: 494,421 km (0.11 R)
• M5: 625,319 km (0.118 R)
• M6: 723,754 km (0.115 R)
• M7: 839,992 km (0.072 R)
• M8: 962,961 km (0.085 R)
• M9: 1,214,136 km (0.106 R)
• M10: 1,427,463 km (0.119 R)
• M11: 1,940,135 km (0.111 R)
• M12: 2,260,125 km (0.105 R)
• M13: 2,399,999 km (0.106 R)
• M14: 2,560,966 km (0.064 R)
• M15: 2,837,124 km (0.089 R)
• M16: 2,931,370 km (0.095 R)
• M17: 3,026,814 km (0.112 R)
• M18: 3,123,155 km (0.072 R)
• M19: 3,398,564 km (0.098 R)
• M20: 3,641,063 km (0.082 R)
• M21: 3,743,836 km (0.059 R)
• M22: 3,952,226 km (0.055 R)
• M23: 4,121,721 km (0.1 R)
• M24: 4,424,207 km (0.117 R)
• M25: 4,936,879 km (0.03 R)
• M26: 5,633,856 km (0.057 R)
• M27: 5,945,618 km (0.079 R)
• M28: 6,661,294 km (0.054 R)
• M29: 7,042,320 km (0.087 R)
• M30: 7,456,407 km (0.09 R)
• M31: 7,613,784 km (0.098 R)
• M32: 8,119,574 km (0.098 R)
• M33: 8,499,104 km (0.111 R)
• M34: 8,608,609 km (0.043 R)
• M35: 8,691,038 km (0.072 R)
• M36: 9,079,394 km (0.053 R)
• M37: 9,558,556 km (0.103 R)
• M38: 9,930,606 km (0.069 R)
• M39: 10,074,968 km (0.032 R)
• M40: 10,191,056 km (0.045 R)
• M41: 10,512,242 km (0.063 R)
• M42: 10,629,976 km (0.063 R)
• M43: 11,254,846 km (0.114 R)
• M44: 11,435,710 km (0.112 R)
• M45: 12,261,041 km (0.073 R)
• M46: 12,696,521 km (0.085 R)
• M47: 13,010,826 km (0.072 R)
• M48: 13,359,389 km (0.114 R)
• M49: 13,614,902 km (0.102 R)
• M50: 14,098,253 km (0.035 R)
• M51: 14,228,104 km (0.12 R)
• M52: 14,652,962 km (0.074 R)
• M53: 14,916,404 km (0.052 R)
• M54: 15,181,491 km (0.063 R)
• M55: 15,381,354 km (0.117 R)
• M56: 15,918,560 km (0.086 R)
• M57: 16,291,358 km (0.095 R)
• M58: 16,770,221 km (0.045 R)
• M59: 17,427,404 km (0.11 R)
• M60: 17,881,882 km (0.061 R)
• M61: 18,022,504 km (0.068 R)
• M62: 18,553,128 km (0.079 R)
• M63: 19,124,891 km (0.08 R)
• M64: 19,811,396 km (0.114 R)
• M65: 20,285,621 km (0.074 R)
• M66: 20,689,984 km (0.094 R)
• M67: 21,994,029 km (0.097 R)
• M68: 22,182,522 km (0.116 R)
• M69: 23,786,660 km (0.104 R)
• M70: 24,096,477 km (0.11 R)
• M71: 24,368,745 km (0.074 R)
• M72: 24,602,866 km (0.031 R)
• M73: 24,798,540 km (0.102 R)
• M74: 25,112,695 km (0.073 R)
• M75: 26,023,148 km (0.067 R)
• M76: 26,142,677 km (0.114 R)
• M77: 26,703,070 km (0.058 R)

Asteroid Belt

Center: 6.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.1

Radius: 8.6

Gravity: 10.59 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 6.14 AU - 8.3 AU

Year: 6850 Days

Day: 12.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 88,795,361 km

• M1: 140,173 km (0.097 R)
• M2: 200,760 km (0.1 R)
• M3: 339,737 km (0.109 R)
• M4: 621,729 km (0.104 R)
• M5: 750,682 km (0.077 R)
• M6: 969,394 km (0.12 R)
• M7: 1,069,475 km (0.108 R)
• M8: 1,155,644 km (0.112 R)
• M9: 1,353,711 km (0.103 R)
• M10: 1,409,661 km (0.109 R)
• M11: 1,523,954 km (0.103 R)
• M12: 2,098,110 km (0.078 R)
• M13: 2,431,414 km (0.061 R)
• M14: 2,853,430 km (0.106 R)
• M15: 3,097,873 km (0.117 R)
• M16: 4,087,612 km (0.079 R)
• M17: 4,197,118 km (0.088 R)
• M18: 4,475,370 km (0.058 R)
• M19: 4,588,316 km (0.092 R)
• M20: 4,759,456 km (0.086 R)
• M21: 5,226,501 km (0.07 R)
• M22: 5,435,489 km (0.108 R)
• M23: 6,078,760 km (0.079 R)
• M24: 6,141,292 km (0.071 R)
• M25: 6,746,116 km (0.104 R)
• M26: 7,170,824 km (0.081 R)
• M27: 7,303,218 km (0.092 R)
• M28: 7,369,790 km (0.083 R)
• M29: 7,637,869 km (0.086 R)
• M30: 7,909,239 km (0.098 R)
• M31: 8,011,864 km (0.067 R)
• M32: 8,253,015 km (0.1 R)
• M33: 8,813,110 km (0.097 R)
• M34: 9,277,162 km (0.059 R)
• M35: 10,154,853 km (0.098 R)
• M36: 10,229,203 km (0.115 R)
• M37: 10,679,044 km (0.026 R)
• M38: 10,906,283 km (0.085 R)
• M39: 11,058,723 km (0.108 R)
• M40: 11,675,665 km (0.08 R)
• M41: 11,792,651 km (0.065 R)
• M42: 12,224,689 km (0.094 R)
• M43: 13,144,716 km (0.07 R)
• M44: 13,470,091 km (0.071 R)
• M45: 13,633,602 km (0.064 R)
• M46: 13,756,871 km (0.069 R)
• M47: 13,921,578 km (0.113 R)
• M48: 15,178,350 km (0.108 R)
• M49: 16,253,061 km (0.111 R)
• M50: 16,340,127 km (0.056 R)
• M51: 16,470,875 km (0.083 R)
• M52: 16,733,719 km (0.113 R)
• M53: 16,821,533 km (0.039 R)
• M54: 17,307,726 km (0.045 R)
• M55: 17,441,167 km (0.061 R)
• M56: 17,530,327 km (0.109 R)
• M57: 17,933,194 km (0.101 R)
• M58: 18,657,098 km (0.099 R)
• M59: 19,206,272 km (0.108 R)
• M60: 19,760,682 km (0.076 R)
• M61: 19,993,307 km (0.09 R)
• M62: 21,027,477 km (0.044 R)
• M63: 21,312,461 km (0.074 R)
• M64: 21,838,447 km (0.117 R)
• M65: 22,903,135 km (0.036 R)
• M66: 23,984,578 km (0.074 R)
• M67: 24,083,761 km (0.11 R)
• M68: 24,581,473 km (0.079 R)
• M69: 24,931,981 km (0.1 R)
• M70: 25,233,720 km (0.049 R)
• M71: 27,483,074 km (0.089 R)
• M72: 27,898,956 km (0.091 R)
• M73: 28,003,225 km (0.112 R)
• M74: 28,421,651 km (0.06 R)
• M75: 30,115,996 km (0.057 R)
• M76: 30,867,576 km (0.118 R)
• M77: 32,443,889 km (0.113 R)
• M78: 32,993,511 km (0.109 R)
• M79: 33,380,072 km (0.115 R)
• M80: 34,885,176 km (0.036 R)
• M81: 35,166,420 km (0.067 R)
• M82: 35,617,757 km (0.082 R)
• M83: 38,308,275 km (0.102 R)
• M84: 38,830,970 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.8

Radius: 14.5

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 8.74 AU - 9.44 AU

Year: 9677 Days

Day: 7.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 88,795,361 km

• M1: 282,142 km (0.113 R)
• M2: 372,648 km (0.119 R)
• M3: 480,359 km (0.088 R)
• M4: 878,887 km (0.104 R)
• M5: 1,225,057 km (0.034 R)
• M6: 1,707,809 km (0.105 R)
• M7: 2,077,017 km (0.095 R)
• M8: 2,364,993 km (0.084 R)
• M9: 2,827,998 km (0.082 R)
• M10: 3,057,332 km (0.094 R)
• M11: 3,480,544 km (0.064 R)
• M12: 3,575,688 km (0.094 R)
• M13: 4,121,870 km (0.119 R)
• M14: 4,471,181 km (0.086 R)
• M15: 4,785,037 km (0.077 R)
• M16: 4,921,620 km (0.099 R)
• M17: 5,136,892 km (0.105 R)
• M18: 5,276,915 km (0.116 R)
• M19: 5,434,143 km (0.106 R)
• M20: 5,720,922 km (0.078 R)
• M21: 6,510,200 km (0.107 R)
• M22: 6,746,864 km (0.113 R)
• M23: 6,934,908 km (0.088 R)
• M24: 7,403,898 km (0.039 R)
• M25: 8,208,286 km (0.11 R)
• M26: 8,834,652 km (0.079 R)
• M27: 9,097,196 km (0.082 R)
• M28: 9,997,027 km (0.111 R)
• M29: 10,270,642 km (0.047 R)
• M30: 11,025,662 km (0.092 R)
• M31: 11,207,124 km (0.078 R)
• M32: 12,005,080 km (0.043 R)
• M33: 12,150,339 km (0.093 R)
• M34: 12,463,298 km (0.081 R)
• M35: 13,418,480 km (0.072 R)
• M36: 13,590,817 km (0.111 R)
• M37: 14,750,799 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.5

Radius: 8.6

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 10.61 AU - 13.17 AU

Year: 14477 Days

Day: 5.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 88,795,361 km

• M1: 948,899 km (0.085 R)
• M2: 1,249,591 km (0.103 R)
• M3: 1,371,962 km (0.12 R)
• M4: 1,546,992 km (0.088 R)
• M5: 2,243,220 km (0.051 R)
• M6: 2,336,420 km (0.1 R)
• M7: 2,450,114 km (0.113 R)
• M8: 2,862,555 km (0.108 R)
• M9: 3,532,305 km (0.072 R)
• M10: 3,597,530 km (0.12 R)
• M11: 3,751,316 km (0.09 R)
• M12: 4,623,921 km (0.097 R)
• M13: 5,255,972 km (0.117 R)
• M14: 5,837,459 km (0.12 R)
• M15: 6,018,622 km (0.104 R)
• M16: 6,546,253 km (0.09 R)
• M17: 7,033,793 km (0.06 R)
• M18: 7,088,695 km (0.055 R)
• M19: 7,533,150 km (0.095 R)
• M20: 7,673,922 km (0.109 R)
• M21: 8,245,535 km (0.105 R)
• M22: 9,278,658 km (0.089 R)
• M23: 9,611,813 km (0.101 R)
• M24: 9,672,849 km (0.105 R)
• M25: 10,072,425 km (0.086 R)
• M26: 10,634,763 km (0.096 R)
• M27: 11,659,209 km (0.099 R)
• M28: 11,724,434 km (0.103 R)
• M29: 12,514,759 km (0.101 R)
• M30: 12,581,480 km (0.118 R)
• M31: 12,648,201 km (0.117 R)
• M32: 13,118,836 km (0.034 R)
• M33: 13,492,830 km (0.099 R)
• M34: 14,146,723 km (0.106 R)
• M35: 15,129,281 km (0.091 R)
• M36: 17,531,225 km (0.102 R)
• M37: 17,792,872 km (0.097 R)
• M38: 18,282,206 km (0.113 R)
• M39: 19,815,584 km (0.085 R)
• M40: 20,127,197 km (0.089 R)
• M41: 20,479,649 km (0.108 R)
• M42: 20,992,321 km (0.095 R)
• M43: 21,270,274 km (0.067 R)
• M44: 21,629,309 km (0.063 R)
• M45: 21,709,344 km (0.11 R)
• M46: 21,909,955 km (0.07 R)
• M47: 23,454,403 km (0.106 R)
• M48: 23,866,545 km (0.052 R)
• M49: 24,364,407 km (0.119 R)
• M50: 24,698,309 km (0.071 R)
• M51: 25,454,826 km (0.114 R)
• M52: 26,347,177 km (0.036 R)
• M53: 26,861,794 km (0.073 R)
• M54: 27,639,703 km (0.088 R)
• M55: 27,813,535 km (0.083 R)
• M56: 28,820,479 km (0.06 R)
• M57: 29,394,934 km (0.108 R)
• M58: 29,528,077 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 673.4

Radius: 3.9

Gravity: 44.27 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 15.23 AU - 19.39 AU

Year: 25430 Days

Day: 18.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 88,795,361 km

• M1: 100,530 km (0.116 R)
• M2: 280,945 km (0.046 R)
• M3: 318,643 km (0.12 R)
• M4: 399,277 km (0.069 R)
• M5: 731,982 km (0.109 R)
• M6: 1,011,132 km (0.065 R)
• M7: 1,485,357 km (0.077 R)
• M8: 1,519,166 km (0.053 R)
• M9: 1,657,096 km (0.12 R)
• M10: 1,727,407 km (0.075 R)
• M11: 1,798,914 km (0.068 R)
• M12: 1,834,967 km (0.104 R)
• M13: 2,688,274 km (0.03 R)
• M14: 3,154,720 km (0.053 R)
• M15: 3,600,222 km (0.07 R)
• M16: 3,923,653 km (0.101 R)
• M17: 4,017,750 km (0.117 R)
• M18: 4,548,673 km (0.112 R)
• M19: 5,569,379 km (0.092 R)
• M20: 5,835,065 km (0.112 R)
• M21: 5,888,771 km (0.111 R)
• M22: 9,143,871 km (0.094 R)
• M23: 9,206,253 km (0.107 R)
• M24: 9,583,389 km (0.084 R)
• M25: 9,710,248 km (0.089 R)
• M26: 13,056,753 km (0.118 R)
• M27: 13,764,949 km (0.106 R)
• M28: 14,412,857 km (0.065 R)
• M29: 14,485,562 km (0.074 R)
• M30: 15,070,789 km (0.092 R)
• M31: 15,962,990 km (0.115 R)
• M32: 18,978,734 km (0.119 R)
• M33: 19,297,677 km (0.084 R)
• M34: 19,860,314 km (0.117 R)
• M35: 20,509,868 km (0.045 R)
• M36: 21,497,214 km (0.116 R)
• M37: 23,432,262 km (0.103 R)
• M38: 23,603,253 km (0.035 R)
• M39: 24,290,954 km (0.099 R)
• M40: 28,098,370 km (0.087 R)
• M41: 28,370,787 km (0.112 R)
• M42: 29,561,586 km (0.116 R)
• M43: 30,116,744 km (0.084 R)
• M44: 31,802,563 km (0.108 R)
• M45: 33,614,941 km (0.118 R)
• M46: 34,582,241 km (0.073 R)
• M47: 36,940,801 km (0.04 R)
• M48: 38,642,626 km (0.094 R)
• M49: 40,985,329 km (0.081 R)
• M50: 41,294,248 km (0.066 R)
• M51: 41,810,959 km (0.119 R)
• M52: 44,426,080 km (0.104 R)
• M53: 45,274,000 km (0.041 R)
• M54: 46,448,792 km (0.118 R)
• M55: 46,985,998 km (0.1 R)
• M56: 47,093,709 km (0.099 R)
• M57: 47,958,235 km (0.062 R)
• M58: 48,066,544 km (0.089 R)
• M59: 48,501,126 km (0.065 R)
• M60: 49,264,823 km (0.113 R)
• M61: 49,593,190 km (0.063 R)
• M62: 50,252,318 km (0.096 R)
• M63: 51,468,250 km (0.106 R)
• M64: 55,173,639 km (0.098 R)
• M65: 55,514,723 km (0.058 R)
• M66: 55,856,554 km (0.075 R)
• M67: 57,000,977 km (0.091 R)
• M68: 57,345,801 km (0.071 R)
• M69: 57,806,562 km (0.096 R)
• M70: 58,037,541 km (0.119 R)
• M71: 58,384,309 km (0.119 R)
• M72: 58,964,001 km (0.087 R)
• M73: 59,662,174 km (0.072 R)
• M74: 60,714,595 km (0.044 R)
• M75: 61,184,183 km (0.118 R)
• M76: 61,419,500 km (0.08 R)
• M77: 61,655,117 km (0.102 R)
• M78: 62,481,944 km (0.08 R)
• M79: 63,431,592 km (0.042 R)
• M80: 63,550,522 km (0.118 R)
• M81: 64,027,440 km (0.081 R)
• M82: 64,625,233 km (0.099 R)
• M83: 69,841,561 km (0.054 R)
• M84: 73,060,608 km (0.11 R)
• M85: 75,443,403 km (0.079 R)
• M86: 75,695,625 km (0.118 R)
• M87: 77,469,557 km (0.093 R)
• M88: 77,724,172 km (0.049 R)
• M89: 78,872,934 km (0.111 R)
• M90: 82,223,178 km (0.08 R)
• M91: 82,612,881 km (0.039 R)
• M92: 83,003,032 km (0.098 R)
• M93: 84,307,974 km (0.066 R)
• M94: 85,356,805 km (0.102 R)
• M95: 87,202,693 km (0.05 R)

Kuiper Belt

Range: 31.1 - 47.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 151 - 12,706 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit