🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.02 AU - 1.14 AU

Year: 470 Days

Day: 24.5 Hours

Environment

Temp: -48 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,599,499 km

• M1: 764,146 km (0.041 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.06 AU - 1.6 AU

Year: 643 Days

Day: 45.3 Hours

Environment

Temp: -72 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.2 AU - 1.52 AU

Year: 664 Days

Day: 30.7 Hours

Environment

Temp: -72 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,599,499 km

• M1: 76,445 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.37 AU - 2.71 AU

Year: 1696 Days

Day: 44.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.46 AU - 3.28 AU

Year: 2037 Days

Day: 39.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,599,499 km

• M1: 1,494,782 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.7

Radius: 12.5

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.93 AU - 4.19 AU

Year: 3427 Days

Day: 11.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 95,599,499 km

• M1: 160,219 km (0.103 R)
• M2: 354,697 km (0.117 R)
• M3: 462,108 km (0.075 R)
• M4: 552,315 km (0.079 R)
• M5: 649,853 km (0.084 R)
• M6: 855,849 km (0.111 R)
• M7: 1,032,973 km (0.047 R)
• M8: 1,158,336 km (0.072 R)
• M9: 1,266,795 km (0.088 R)
• M10: 1,554,023 km (0.1 R)
• M11: 1,674,748 km (0.084 R)
• M12: 1,952,252 km (0.112 R)
• M13: 2,070,135 km (0.106 R)
• M14: 2,271,943 km (0.074 R)
• M15: 2,565,753 km (0.092 R)
• M16: 2,652,071 km (0.106 R)
• M17: 2,753,947 km (0.068 R)
• M18: 2,871,980 km (0.059 R)
• M19: 3,298,932 km (0.058 R)
• M20: 3,377,322 km (0.093 R)
• M21: 3,697,162 km (0.066 R)
• M22: 3,960,304 km (0.037 R)
• M23: 4,110,949 km (0.11 R)
• M24: 4,401,020 km (0.107 R)
• M25: 4,522,344 km (0.092 R)
• M26: 4,662,517 km (0.116 R)
• M27: 4,750,780 km (0.077 R)
• M28: 5,310,874 km (0.081 R)
• M29: 5,458,976 km (0.084 R)
• M30: 5,721,221 km (0.094 R)
• M31: 5,873,063 km (0.083 R)
• M32: 6,219,531 km (0.111 R)
• M33: 6,356,114 km (0.093 R)
• M34: 6,572,732 km (0.102 R)
• M35: 6,972,906 km (0.089 R)
• M36: 7,401,654 km (0.082 R)
• M37: 7,734,060 km (0.096 R)
• M38: 8,092,796 km (0.118 R)
• M39: 8,177,917 km (0.113 R)
• M40: 8,284,880 km (0.064 R)
• M41: 8,673,685 km (0.032 R)
• M42: 8,980,211 km (0.107 R)
• M43: 9,514,125 km (0.114 R)
• M44: 9,604,034 km (0.036 R)
• M45: 9,830,226 km (0.106 R)
• M46: 10,012,585 km (0.084 R)
• M47: 10,172,954 km (0.053 R)
• M48: 10,334,221 km (0.059 R)
• M49: 10,987,814 km (0.066 R)
• M50: 11,200,692 km (0.084 R)
• M51: 11,751,062 km (0.065 R)
• M52: 11,968,877 km (0.104 R)
• M53: 12,163,653 km (0.095 R)
• M54: 12,384,011 km (0.106 R)
• M55: 13,153,094 km (0.119 R)
• M56: 13,328,871 km (0.088 R)
• M57: 13,860,991 km (0.059 R)
• M58: 14,400,141 km (0.118 R)
• M59: 14,841,605 km (0.044 R)
• M60: 15,393,023 km (0.081 R)
• M61: 15,951,322 km (0.115 R)
• M62: 16,327,112 km (0.073 R)
• M63: 16,516,203 km (0.034 R)
• M64: 16,678,816 km (0.114 R)
• M65: 17,033,064 km (0.074 R)
• M66: 17,197,322 km (0.095 R)
• M67: 17,307,127 km (0.066 R)
• M68: 17,472,283 km (0.067 R)
• M69: 18,054,668 km (0.036 R)
• M70: 18,138,293 km (0.046 R)
• M71: 18,250,043 km (0.088 R)
• M72: 18,558,813 km (0.049 R)
• M73: 18,671,460 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.1

Radius: 8.2

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.62 AU - 7.46 AU

Year: 6219 Days

Day: 5.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 95,599,499 km

• M1: 105,018 km (0.115 R)
• M2: 205,996 km (0.117 R)
• M3: 355,744 km (0.067 R)
• M4: 467,793 km (0.074 R)
• M5: 819,796 km (0.073 R)
• M6: 885,769 km (0.1 R)
• M7: 1,053,767 km (0.061 R)
• M8: 1,210,845 km (0.091 R)
• M9: 1,478,027 km (0.116 R)
• M10: 1,800,859 km (0.115 R)
• M11: 2,119,353 km (0.08 R)
• M12: 2,400,597 km (0.107 R)
• M13: 2,538,676 km (0.085 R)
• M14: 2,808,550 km (0.057 R)
• M15: 3,117,470 km (0.117 R)
• M16: 3,299,082 km (0.056 R)
• M17: 3,422,051 km (0.111 R)
• M18: 3,720,200 km (0.08 R)
• M19: 4,043,032 km (0.095 R)
• M20: 4,125,161 km (0.104 R)
• M21: 4,493,322 km (0.055 R)
• M22: 4,698,720 km (0.081 R)
• M23: 4,994,774 km (0.076 R)
• M24: 5,605,283 km (0.061 R)
• M25: 5,715,387 km (0.109 R)
• M26: 6,087,885 km (0.068 R)
• M27: 6,334,273 km (0.073 R)
• M28: 8,567,769 km (0.111 R)
• M29: 8,758,656 km (0.066 R)
• M30: 8,886,712 km (0.072 R)
• M31: 9,015,366 km (0.085 R)
• M32: 9,101,385 km (0.118 R)
• M33: 9,536,116 km (0.12 R)
• M34: 10,313,128 km (0.119 R)
• M35: 11,133,522 km (0.112 R)
• M36: 11,434,812 km (0.104 R)
• M37: 12,116,829 km (0.104 R)
• M38: 13,030,274 km (0.106 R)
• M39: 14,165,572 km (0.086 R)
• M40: 14,416,597 km (0.101 R)
• M41: 15,127,187 km (0.115 R)
• M42: 16,634,984 km (0.062 R)
• M43: 16,873,293 km (0.099 R)
• M44: 17,514,171 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.4

Radius: 11.3

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 9.08 AU - 9.62 AU

Year: 11978 Days

Day: 13.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 95,599,499 km

• M1: 165,605 km (0.106 R)
• M2: 398,230 km (0.072 R)
• M3: 492,476 km (0.085 R)
• M4: 1,066,782 km (0.093 R)
• M5: 1,518,718 km (0.084 R)
• M6: 2,475,994 km (0.099 R)
• M7: 2,553,935 km (0.085 R)
• M8: 2,696,352 km (0.101 R)
• M9: 3,361,315 km (0.06 R)
• M10: 3,712,421 km (0.061 R)
• M11: 3,965,391 km (0.118 R)
• M12: 4,242,745 km (0.119 R)
• M13: 4,431,239 km (0.055 R)
• M14: 4,855,498 km (0.102 R)
• M15: 5,013,174 km (0.062 R)
• M16: 5,272,876 km (0.112 R)
• M17: 5,394,350 km (0.104 R)
• M18: 5,475,731 km (0.107 R)
• M19: 5,557,561 km (0.099 R)
• M20: 6,036,424 km (0.091 R)
• M21: 6,120,946 km (0.1 R)
• M22: 6,291,488 km (0.118 R)
• M23: 6,377,208 km (0.057 R)
• M24: 6,922,641 km (0.06 R)
• M25: 7,011,203 km (0.104 R)
• M26: 8,551,912 km (0.104 R)
• M27: 8,886,712 km (0.108 R)
• M28: 9,225,850 km (0.109 R)
• M29: 10,243,565 km (0.083 R)
• M30: 11,296,584 km (0.087 R)
• M31: 11,401,153 km (0.097 R)
• M32: 12,303,228 km (0.114 R)
• M33: 13,504,349 km (0.047 R)
• M34: 13,726,801 km (0.083 R)
• M35: 14,090,773 km (0.077 R)
• M36: 14,316,367 km (0.115 R)
• M37: 14,543,307 km (0.116 R)
• M38: 15,666,039 km (0.068 R)
• M39: 17,115,792 km (0.107 R)
• M40: 17,659,131 km (0.118 R)
• M41: 18,238,823 km (0.105 R)
• M42: 18,608,180 km (0.059 R)
• M43: 19,323,108 km (0.099 R)
• M44: 19,479,588 km (0.038 R)
• M45: 20,205,436 km (0.083 R)
• M46: 20,396,174 km (0.07 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 750.2

Radius: 4.4

Gravity: 38.75 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 15.53 AU - 16.55 AU

Year: 26915 Days

Day: 23.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 95,599,499 km

• M1: 285,433 km (0.07 R)
• M2: 366,515 km (0.047 R)
• M3: 847,921 km (0.079 R)
• M4: 1,900,641 km (0.066 R)
• M5: 2,808,251 km (0.101 R)
• M6: 3,493,110 km (0.111 R)
• M7: 3,878,474 km (0.077 R)
• M8: 4,076,243 km (0.06 R)
• M9: 5,275,719 km (0.112 R)
• M10: 5,998,426 km (0.111 R)
• M11: 6,227,011 km (0.099 R)
• M12: 7,109,340 km (0.065 R)
• M13: 7,657,317 km (0.093 R)
• M14: 7,781,034 km (0.035 R)
• M15: 8,408,896 km (0.1 R)
• M16: 8,793,512 km (0.089 R)
• M17: 10,525,108 km (0.119 R)
• M18: 11,218,344 km (0.1 R)
• M19: 12,069,556 km (0.086 R)
• M20: 13,758,217 km (0.098 R)
• M21: 14,286,746 km (0.091 R)
• M22: 14,515,332 km (0.098 R)
• M23: 15,519,433 km (0.069 R)
• M24: 15,911,529 km (0.1 R)
• M25: 15,990,367 km (0.117 R)
• M26: 16,307,065 km (0.119 R)
• M27: 16,386,502 km (0.119 R)
• M28: 16,466,088 km (0.111 R)
• M29: 17,026,930 km (0.116 R)
• M30: 17,512,525 km (0.097 R)
• M31: 18,996,686 km (0.086 R)
• M32: 19,248,010 km (0.084 R)
• M33: 20,692,377 km (0.1 R)
• M34: 21,037,350 km (0.102 R)
• M35: 21,471,184 km (0.04 R)
• M36: 23,057,071 km (0.085 R)
• M37: 23,146,381 km (0.056 R)
• M38: 23,774,094 km (0.067 R)
• M39: 24,680,507 km (0.045 R)
• M40: 27,372,222 km (0.085 R)
• M41: 27,750,854 km (0.064 R)
• M42: 28,896,773 km (0.07 R)
• M43: 29,282,138 km (0.098 R)
• M44: 31,531,042 km (0.07 R)
• M45: 33,128,000 km (0.105 R)
• M46: 33,733,572 km (0.081 R)
• M47: 34,444,760 km (0.119 R)
• M48: 37,338,432 km (0.115 R)
• M49: 39,452,549 km (0.068 R)
• M50: 39,772,987 km (0.118 R)
• M51: 40,523,969 km (0.039 R)
• M52: 42,586,175 km (0.115 R)
• M53: 43,244,406 km (0.052 R)
• M54: 44,348,887 km (0.077 R)
• M55: 44,459,889 km (0.054 R)
• M56: 45,239,294 km (0.038 R)
• M57: 46,360,380 km (0.095 R)
• M58: 46,585,824 km (0.081 R)
• M59: 47,150,706 km (0.08 R)
• M60: 47,263,951 km (0.1 R)
• M61: 48,515,786 km (0.073 R)
• M62: 49,893,732 km (0.098 R)
• M63: 50,935,681 km (0.07 R)
• M64: 51,051,919 km (0.066 R)
• M65: 53,040,972 km (0.051 R)
• M66: 53,394,472 km (0.053 R)
• M67: 53,630,687 km (0.088 R)
• M68: 55,413,146 km (0.054 R)
• M69: 56,492,046 km (0.064 R)
• M70: 58,792,113 km (0.071 R)
• M71: 59,035,957 km (0.079 R)
• M72: 60,629,474 km (0.119 R)
• M73: 60,752,593 km (0.093 R)
• M74: 61,493,402 km (0.09 R)
• M75: 61,740,836 km (0.104 R)
• M76: 63,233,225 km (0.113 R)
• M77: 64,737,431 km (0.112 R)
• M78: 65,241,427 km (0.075 R)
• M79: 67,015,807 km (0.116 R)
• M80: 67,908,906 km (0.062 R)
• M81: 68,677,540 km (0.066 R)
• M82: 70,352,737 km (0.101 R)
• M83: 71,130,496 km (0.079 R)
• M84: 73,612,026 km (0.047 R)
• M85: 77,453,998 km (0.092 R)
• M86: 79,601,326 km (0.085 R)
• M87: 80,411,698 km (0.118 R)
• M88: 81,360,448 km (0.082 R)
• M89: 84,091,805 km (0.103 R)
• M90: 85,192,696 km (0.104 R)
• M91: 86,021,468 km (0.097 R)
• M92: 87,687,241 km (0.117 R)
• M93: 88,663,666 km (0.12 R)
• M94: 88,803,540 km (0.098 R)
• M95: 90,486,815 km (0.094 R)
• M96: 91,050,201 km (0.119 R)
• M97: 91,332,342 km (0.089 R)
• M98: 91,473,563 km (0.1 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 197 - 12,187 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit