🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.99 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.74 AU - 2.2 AU

Year: 990 Days

Day: 16.8 Hours

Environment

Temp: -67 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.78 AU - 4.82 AU

Year: 3194 Days

Day: 44.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.8

Radius: 10.5

Gravity: 8.76 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 6.34 AU - 9.68 AU

Year: 8119 Days

Day: 13.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 60,124,453 km

• M1: 134,788 km (0.069 R)
• M2: 252,820 km (0.093 R)
• M3: 575,952 km (0.037 R)
• M4: 885,919 km (0.062 R)
• M5: 976,126 km (0.115 R)
• M6: 1,069,625 km (0.085 R)
• M7: 1,186,162 km (0.111 R)
• M8: 1,286,542 km (0.1 R)
• M9: 1,411,157 km (0.113 R)
• M10: 1,561,652 km (0.108 R)
• M11: 1,973,495 km (0.113 R)
• M12: 2,142,840 km (0.107 R)
• M13: 2,840,564 km (0.113 R)
• M14: 3,257,045 km (0.092 R)
• M15: 3,545,619 km (0.108 R)
• M16: 3,663,353 km (0.11 R)
• M17: 3,902,859 km (0.055 R)
• M18: 4,240,501 km (0.095 R)
• M19: 4,523,840 km (0.076 R)
• M20: 5,512,682 km (0.037 R)
• M21: 6,711,559 km (0.046 R)
• M22: 7,566,810 km (0.107 R)
• M23: 7,949,481 km (0.067 R)
• M24: 8,338,436 km (0.094 R)
• M25: 8,853,352 km (0.064 R)
• M26: 9,094,503 km (0.094 R)
• M27: 9,175,436 km (0.116 R)
• M28: 9,789,685 km (0.116 R)
• M29: 9,872,562 km (0.034 R)
• M30: 10,971,657 km (0.101 R)
• M31: 11,100,910 km (0.077 R)
• M32: 11,404,594 km (0.11 R)
• M33: 12,198,210 km (0.064 R)
• M34: 12,692,033 km (0.113 R)
• M35: 13,238,065 km (0.037 R)
• M36: 13,652,750 km (0.117 R)
• M37: 14,826,795 km (0.099 R)
• M38: 15,401,849 km (0.092 R)
• M39: 15,595,129 km (0.102 R)
• M40: 15,692,069 km (0.107 R)
• M41: 16,278,044 km (0.113 R)
• M42: 16,672,683 km (0.091 R)
• M43: 18,129,467 km (0.064 R)
• M44: 18,231,493 km (0.091 R)
• M45: 18,538,617 km (0.111 R)
• M46: 18,692,703 km (0.098 R)
• M47: 19,941,546 km (0.079 R)
• M48: 20,416,818 km (0.111 R)
• M49: 21,324,728 km (0.101 R)
• M50: 21,486,293 km (0.078 R)
• M51: 22,027,838 km (0.093 R)
• M52: 22,518,967 km (0.085 R)
• M53: 22,793,480 km (0.074 R)
• M54: 22,903,584 km (0.068 R)
• M55: 23,069,039 km (0.057 R)
• M56: 23,623,598 km (0.112 R)
• M57: 24,126,397 km (0.057 R)
• M58: 25,656,035 km (0.108 R)
• M59: 26,000,110 km (0.117 R)
• M60: 26,925,373 km (0.043 R)
• M61: 28,689,132 km (0.062 R)
• M62: 28,927,142 km (0.088 R)
• M63: 30,854,561 km (0.089 R)
• M64: 32,698,953 km (0.107 R)
• M65: 33,009,817 km (0.057 R)
• M66: 33,697,070 km (0.078 R)
• M67: 33,948,245 km (0.082 R)
• M68: 34,262,999 km (0.087 R)
• M69: 36,236,195 km (0.087 R)
• M70: 36,557,830 km (0.081 R)
• M71: 37,139,317 km (0.118 R)
• M72: 37,398,720 km (0.097 R)
• M73: 38,836,206 km (0.114 R)
• M74: 40,424,935 km (0.031 R)
• M75: 40,558,227 km (0.099 R)
• M76: 40,758,538 km (0.112 R)
• M77: 41,899,820 km (0.111 R)
• M78: 42,779,605 km (0.028 R)
• M79: 45,941,506 km (0.108 R)
• M80: 46,150,345 km (0.105 R)
• M81: 46,429,195 km (0.108 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 63.1

Radius: 7

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 14.21 AU - 18.45 AU

Year: 23635 Days

Day: 22.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 60,124,453 km

• M1: 104,868 km (0.078 R)
• M2: 195,375 km (0.12 R)
• M3: 428,747 km (0.117 R)
• M4: 528,380 km (0.092 R)
• M5: 581,337 km (0.052 R)
• M6: 650,302 km (0.11 R)
• M7: 766,539 km (0.118 R)
• M8: 937,979 km (0.097 R)
• M9: 1,104,631 km (0.099 R)
• M10: 1,191,547 km (0.115 R)
• M11: 1,353,861 km (0.043 R)
• M12: 1,466,209 km (0.052 R)
• M13: 1,760,468 km (0.085 R)
• M14: 1,841,999 km (0.104 R)
• M15: 2,516,835 km (0.094 R)
• M16: 2,632,324 km (0.102 R)
• M17: 2,989,414 km (0.113 R)
• M18: 3,286,067 km (0.083 R)
• M19: 4,068,613 km (0.038 R)
• M20: 4,177,221 km (0.051 R)
• M21: 4,762,897 km (0.079 R)
• M22: 5,021,851 km (0.058 R)
• M23: 5,255,972 km (0.1 R)
• M24: 5,315,063 km (0.064 R)
• M25: 5,643,879 km (0.109 R)
• M26: 6,010,244 km (0.037 R)
• M27: 6,510,649 km (0.053 R)
• M28: 6,765,863 km (0.115 R)
• M29: 6,959,443 km (0.078 R)
• M30: 7,651,183 km (0.113 R)
• M31: 8,572,706 km (0.069 R)
• M32: 9,028,830 km (0.046 R)
• M33: 9,170,649 km (0.118 R)
• M34: 9,420,926 km (0.049 R)
• M35: 10,147,972 km (0.03 R)
• M36: 10,630,275 km (0.116 R)
• M37: 11,158,056 km (0.072 R)
• M38: 11,348,494 km (0.111 R)
• M39: 11,501,832 km (0.069 R)
• M40: 14,665,229 km (0.098 R)
• M41: 15,548,604 km (0.105 R)
• M42: 15,761,482 km (0.077 R)
• M43: 16,971,280 km (0.079 R)
• M44: 17,498,912 km (0.088 R)
• M45: 17,675,886 km (0.08 R)
• M46: 17,720,317 km (0.108 R)
• M47: 18,570,182 km (0.108 R)
• M48: 18,660,390 km (0.056 R)
• M49: 21,387,260 km (0.103 R)
• M50: 23,793,541 km (0.057 R)
• M51: 24,383,705 km (0.115 R)
• M52: 24,631,140 km (0.055 R)
• M53: 26,233,632 km (0.118 R)
• M54: 26,436,337 km (0.101 R)
• M55: 26,690,504 km (0.107 R)
• M56: 27,869,635 km (0.11 R)
• M57: 28,128,289 km (0.087 R)
• M58: 32,318,526 km (0.085 R)
• M59: 33,409,842 km (0.046 R)
• M60: 34,125,518 km (0.109 R)
• M61: 34,180,869 km (0.101 R)
• M62: 34,402,274 km (0.1 R)
• M63: 36,698,751 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 200.4

Radius: 7.1

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 16.5 AU - 18.28 AU

Year: 25973 Days

Day: 20.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 60,124,453 km

• M1: 157,527 km (0.076 R)
• M2: 448,195 km (0.12 R)
• M3: 800,199 km (0.098 R)
• M4: 862,731 km (0.066 R)
• M5: 992,731 km (0.103 R)
• M6: 1,176,438 km (0.111 R)
• M7: 1,346,231 km (0.069 R)
• M8: 1,498,073 km (0.108 R)
• M9: 1,736,382 km (0.109 R)
• M10: 1,790,986 km (0.057 R)
• M11: 2,338,664 km (0.055 R)
• M12: 2,678,101 km (0.049 R)
• M13: 3,334,836 km (0.101 R)
• M14: 4,039,143 km (0.044 R)
• M15: 4,148,798 km (0.097 R)
• M16: 4,445,750 km (0.109 R)
• M17: 4,634,991 km (0.105 R)
• M18: 4,711,435 km (0.09 R)
• M19: 5,417,836 km (0.108 R)
• M20: 6,927,578 km (0.099 R)
• M21: 7,279,881 km (0.119 R)
• M22: 7,592,840 km (0.091 R)
• M23: 8,139,620 km (0.058 R)
• M24: 8,185,696 km (0.118 R)
• M25: 8,278,297 km (0.045 R)
• M26: 8,698,967 km (0.061 R)
• M27: 8,935,780 km (0.048 R)
• M28: 9,031,074 km (0.088 R)
• M29: 9,270,879 km (0.064 R)
• M30: 9,854,760 km (0.105 R)
• M31: 10,300,561 km (0.119 R)
• M32: 10,450,608 km (0.035 R)
• M33: 10,702,232 km (0.03 R)
• M34: 10,854,223 km (0.084 R)
• M35: 11,521,130 km (0.059 R)
• M36: 11,990,569 km (0.06 R)
• M37: 14,207,160 km (0.046 R)
• M38: 14,541,960 km (0.045 R)
• M39: 14,598,059 km (0.104 R)
• M40: 14,766,656 km (0.107 R)
• M41: 15,162,642 km (0.117 R)
• M42: 16,371,243 km (0.105 R)
• M43: 16,429,586 km (0.075 R)
• M44: 18,392,909 km (0.085 R)
• M45: 19,063,705 km (0.062 R)
• M46: 21,505,592 km (0.06 R)
• M47: 22,341,245 km (0.089 R)
• M48: 22,600,498 km (0.111 R)
• M49: 22,926,023 km (0.099 R)
• M50: 23,318,568 km (0.094 R)
• M51: 23,713,506 km (0.109 R)
• M52: 23,779,479 km (0.052 R)
• M53: 25,992,331 km (0.096 R)
• M54: 26,060,398 km (0.081 R)
• M55: 26,470,146 km (0.061 R)
• M56: 28,410,132 km (0.091 R)
• M57: 29,895,040 km (0.044 R)
• M58: 31,477,486 km (0.06 R)
• M59: 31,622,746 km (0.093 R)
• M60: 32,059,572 km (0.118 R)
• M61: 32,498,641 km (0.098 R)
• M62: 34,274,219 km (0.103 R)
• M63: 35,098,652 km (0.12 R)
• M64: 35,249,148 km (0.056 R)
• M65: 35,475,489 km (0.099 R)
• M66: 37,687,593 km (0.049 R)
• M67: 37,996,214 km (0.06 R)
• M68: 39,473,493 km (0.094 R)
• M69: 39,630,122 km (0.099 R)
• M70: 41,048,758 km (0.088 R)
• M71: 42,323,781 km (0.076 R)
• M72: 42,885,670 km (0.106 R)
• M73: 43,207,904 km (0.06 R)
• M74: 43,854,616 km (0.12 R)
• M75: 44,912,572 km (0.043 R)
• M76: 45,485,532 km (0.046 R)
• M77: 46,143,463 km (0.12 R)
• M78: 46,308,470 km (0.098 R)
• M79: 46,556,353 km (0.118 R)
• M80: 46,887,413 km (0.036 R)
• M81: 47,635,403 km (0.109 R)
• M82: 47,802,055 km (0.111 R)
• M83: 48,554,831 km (0.069 R)
• M84: 49,142,901 km (0.119 R)
• M85: 50,156,725 km (0.104 R)
• M86: 50,241,398 km (0.109 R)
• M87: 51,006,740 km (0.054 R)
• M88: 51,518,964 km (0.09 R)
• M89: 52,634,814 km (0.074 R)
• M90: 55,590,718 km (0.085 R)
• M91: 56,470,354 km (0.115 R)
• M92: 56,646,879 km (0.108 R)
• M93: 58,154,227 km (0.106 R)
• M94: 58,600,029 km (0.096 R)
• M95: 59,226,096 km (0.11 R)

Kuiper Belt

Range: 30.6 - 57.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 19,304 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit