🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.4 AU - 0.64 AU

Year: 246 Days

Day: 12.7 Hours

Environment

Temp: -111 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.7

Radius: 12.9

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.73 AU - 0.79 AU

Year: 435 Days

Day: 13.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 37,501,119 km

• M1: 161,117 km (0.103 R)
• M2: 248,781 km (0.077 R)
• M3: 332,107 km (0.043 R)
• M4: 502,798 km (0.091 R)
• M5: 598,990 km (0.114 R)
• M6: 690,843 km (0.109 R)
• M7: 819,946 km (0.092 R)
• M8: 937,829 km (0.098 R)
• M9: 1,073,963 km (0.104 R)
• M10: 1,234,482 km (0.028 R)
• M11: 1,320,500 km (0.088 R)
• M12: 1,416,542 km (0.102 R)
• M13: 1,520,662 km (0.118 R)
• M14: 1,646,773 km (0.107 R)
• M15: 1,731,147 km (0.049 R)
• M16: 1,866,233 km (0.065 R)
• M17: 2,034,980 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.3

Radius: 8

Gravity: 12.74 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.42 AU - 1.62 AU

Year: 1229 Days

Day: 13.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 37,501,119 km

• M1: 143,016 km (0.028 R)
• M2: 260,151 km (0.069 R)
• M3: 320,439 km (0.085 R)
• M4: 392,096 km (0.088 R)
• M5: 481,705 km (0.115 R)
• M6: 535,560 km (0.082 R)
• M7: 676,781 km (0.09 R)
• M8: 766,240 km (0.119 R)
• M9: 823,387 km (0.089 R)
• M10: 874,549 km (0.078 R)
• M11: 934,538 km (0.031 R)
• M12: 1,027,289 km (0.066 R)
• M13: 1,123,181 km (0.12 R)
• M14: 1,341,594 km (0.048 R)
• M15: 1,500,766 km (0.051 R)
• M16: 1,619,696 km (0.066 R)
• M17: 1,770,341 km (0.105 R)
• M18: 1,847,534 km (0.087 R)
• M19: 1,955,394 km (0.075 R)
• M20: 2,085,694 km (0.056 R)
• M21: 2,177,547 km (0.052 R)
• M22: 2,312,783 km (0.073 R)
• M23: 2,418,698 km (0.028 R)
• M24: 2,504,568 km (0.097 R)
• M25: 2,701,588 km (0.083 R)
• M26: 3,216,205 km (0.059 R)
• M27: 3,310,900 km (0.075 R)
• M28: 3,382,408 km (0.111 R)
• M29: 3,748,324 km (0.1 R)
• M30: 3,848,106 km (0.113 R)
• M31: 3,910,937 km (0.068 R)
• M32: 3,961,352 km (0.086 R)
• M33: 4,191,284 km (0.085 R)
• M34: 4,399,374 km (0.089 R)
• M35: 4,491,377 km (0.077 R)
• M36: 4,597,442 km (0.106 R)
• M37: 4,988,790 km (0.061 R)
• M38: 5,071,218 km (0.087 R)
• M39: 5,167,858 km (0.115 R)
• M40: 5,223,359 km (0.12 R)
• M41: 5,292,922 km (0.105 R)
• M42: 5,362,934 km (0.047 R)
• M43: 5,546,191 km (0.051 R)
• M44: 5,702,970 km (0.034 R)
• M45: 5,846,883 km (0.069 R)
• M46: 5,991,844 km (0.096 R)
• M47: 6,094,019 km (0.091 R)
• M48: 6,152,661 km (0.108 R)
• M49: 6,255,884 km (0.076 R)
• M50: 6,478,785 km (0.108 R)
• M51: 6,780,224 km (0.104 R)
• M52: 7,194,311 km (0.113 R)
• M53: 7,365,302 km (0.064 R)
• M54: 7,474,957 km (0.101 R)
• M55: 7,537,788 km (0.069 R)
• M56: 7,886,650 km (0.1 R)
• M57: 8,419,967 km (0.027 R)
• M58: 8,550,865 km (0.041 R)
• M59: 8,715,722 km (0.12 R)
• M60: 8,981,407 km (0.054 R)
• M61: 9,081,788 km (0.041 R)
• M62: 9,249,936 km (0.117 R)
• M63: 9,691,848 km (0.111 R)
• M64: 10,036,372 km (0.119 R)
• M65: 10,105,785 km (0.071 R)
• M66: 10,175,348 km (0.109 R)
• M67: 10,560,862 km (0.112 R)
• M68: 10,684,579 km (0.101 R)
• M69: 11,165,985 km (0.063 R)
• M70: 11,545,515 km (0.096 R)
• M71: 11,618,219 km (0.113 R)
• M72: 11,874,032 km (0.113 R)
• M73: 12,391,341 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.9

Radius: 14.9

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.87 AU - 2.55 AU

Year: 2155 Days

Day: 10.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 37,501,119 km

• M1: 186,848 km (0.097 R)
• M2: 400,324 km (0.099 R)
• M3: 701,464 km (0.1 R)
• M4: 810,970 km (0.112 R)
• M5: 936,483 km (0.083 R)
• M6: 1,118,693 km (0.096 R)
• M7: 1,229,994 km (0.063 R)
• M8: 1,334,712 km (0.104 R)
• M9: 1,714,990 km (0.046 R)
• M10: 2,016,729 km (0.093 R)
• M11: 2,167,972 km (0.049 R)
• M12: 2,283,911 km (0.108 R)
• M13: 2,590,138 km (0.03 R)
• M14: 2,797,181 km (0.048 R)
• M15: 2,995,398 km (0.112 R)
• M16: 3,125,399 km (0.053 R)
• M17: 3,391,234 km (0.107 R)
• M18: 3,557,437 km (0.087 R)
• M19: 3,773,008 km (0.118 R)
• M20: 3,945,494 km (0.105 R)
• M21: 4,056,645 km (0.117 R)
• M22: 4,429,294 km (0.075 R)
• M23: 4,628,259 km (0.105 R)
• M24: 4,728,789 km (0.113 R)
• M25: 4,966,350 km (0.083 R)
• M26: 5,400,633 km (0.062 R)
• M27: 5,702,970 km (0.117 R)
• M28: 5,919,887 km (0.095 R)
• M29: 6,121,096 km (0.108 R)
• M30: 6,231,798 km (0.081 R)
• M31: 6,361,799 km (0.102 R)
• M32: 6,643,492 km (0.12 R)
• M33: 6,757,336 km (0.097 R)
• M34: 6,987,118 km (0.105 R)
• M35: 7,083,459 km (0.063 R)
• M36: 7,395,221 km (0.053 R)
• M37: 7,592,391 km (0.039 R)
• M38: 8,275,904 km (0.095 R)
• M39: 8,625,065 km (0.052 R)
• M40: 8,728,737 km (0.117 R)
• M41: 9,042,144 km (0.107 R)
• M42: 9,359,441 km (0.091 R)
• M43: 9,465,955 km (0.083 R)
• M44: 10,157,546 km (0.109 R)
• M45: 10,575,821 km (0.032 R)
• M46: 10,709,113 km (0.118 R)
• M47: 10,843,003 km (0.063 R)
• M48: 11,022,371 km (0.057 R)
• M49: 11,180,197 km (0.043 R)
• M50: 11,475,204 km (0.064 R)
• M51: 11,589,347 km (0.107 R)
• M52: 11,864,906 km (0.104 R)
• M53: 12,165,897 km (0.09 R)
• M54: 12,258,947 km (0.089 R)
• M55: 12,352,296 km (0.066 R)
• M56: 12,445,944 km (0.061 R)
• M57: 12,775,359 km (0.074 R)
• M58: 13,036,258 km (0.118 R)
• M59: 13,322,887 km (0.109 R)
• M60: 13,684,016 km (0.119 R)
• M61: 14,391,614 km (0.081 R)
• M62: 15,236,543 km (0.118 R)
• M63: 15,412,470 km (0.11 R)
• M64: 15,563,714 km (0.116 R)
• M65: 15,766,269 km (0.097 R)
• M66: 15,995,304 km (0.087 R)
• M67: 16,302,278 km (0.088 R)
• M68: 16,740,451 km (0.07 R)
• M69: 17,104,422 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.9

Radius: 11.1

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.55 AU - 4.89 AU

Year: 6727 Days

Day: 14 Hours

Environment

Temp: -210 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 37,501,119 km

• M1: 206,744 km (0.051 R)
• M2: 332,257 km (0.119 R)
• M3: 743,053 km (0.078 R)
• M4: 859,889 km (0.117 R)
• M5: 1,113,457 km (0.067 R)
• M6: 1,232,088 km (0.05 R)
• M7: 1,373,159 km (0.116 R)
• M8: 1,482,664 km (0.1 R)
• M9: 1,691,204 km (0.095 R)
• M10: 1,809,087 km (0.095 R)
• M11: 1,970,802 km (0.11 R)
• M12: 2,265,361 km (0.069 R)
• M13: 2,440,240 km (0.117 R)
• M14: 2,551,691 km (0.059 R)
• M15: 2,687,975 km (0.095 R)
• M16: 3,404,997 km (0.104 R)
• M17: 3,580,625 km (0.092 R)
• M18: 3,785,125 km (0.114 R)
• M19: 4,046,174 km (0.093 R)
• M20: 4,205,645 km (0.114 R)
• M21: 4,531,020 km (0.081 R)
• M22: 4,949,296 km (0.078 R)
• M23: 5,062,841 km (0.106 R)
• M24: 5,263,900 km (0.099 R)
• M25: 5,379,988 km (0.086 R)
• M26: 5,882,787 km (0.088 R)
• M27: 6,063,800 km (0.118 R)
• M28: 6,216,091 km (0.076 R)
• M29: 6,338,911 km (0.118 R)
• M30: 6,431,512 km (0.109 R)
• M31: 7,188,776 km (0.117 R)
• M32: 7,676,465 km (0.089 R)
• M33: 8,309,563 km (0.097 R)
• M34: 8,581,233 km (0.105 R)
• M35: 8,786,781 km (0.077 R)
• M36: 9,098,393 km (0.068 R)
• M37: 9,343,135 km (0.105 R)
• M38: 9,519,361 km (0.088 R)
• M39: 10,054,772 km (0.072 R)
• M40: 10,820,713 km (0.084 R)
• M41: 11,005,766 km (0.027 R)
• M42: 11,229,415 km (0.04 R)
• M43: 11,379,162 km (0.104 R)
• M44: 12,524,483 km (0.114 R)
• M45: 12,953,530 km (0.063 R)
• M46: 13,308,227 km (0.102 R)
• M47: 14,067,585 km (0.115 R)
• M48: 14,269,692 km (0.112 R)
• M49: 15,005,564 km (0.112 R)
• M50: 15,795,590 km (0.066 R)
• M51: 15,921,552 km (0.079 R)
• M52: 16,770,071 km (0.081 R)
• M53: 17,633,251 km (0.08 R)
• M54: 18,070,226 km (0.071 R)
• M55: 18,776,926 km (0.074 R)
• M56: 19,178,297 km (0.084 R)
• M57: 19,853,732 km (0.034 R)
• M58: 20,399,764 km (0.034 R)
• M59: 21,832,912 km (0.112 R)
• M60: 22,443,570 km (0.025 R)
• M61: 23,346,094 km (0.063 R)
• M62: 23,826,004 km (0.12 R)
• M63: 24,551,853 km (0.087 R)
• M64: 24,941,855 km (0.088 R)
• M65: 25,728,291 km (0.04 R)
• M66: 26,722,668 km (0.12 R)
• M67: 27,023,359 km (0.03 R)
• M68: 27,274,833 km (0.075 R)
• M69: 27,678,897 km (0.062 R)
• M70: 28,441,846 km (0.087 R)
• M71: 29,005,681 km (0.067 R)
• M72: 30,405,318 km (0.114 R)
• M73: 30,562,097 km (0.036 R)
• M74: 31,720,733 km (0.076 R)
• M75: 32,893,729 km (0.06 R)
• M76: 33,863,872 km (0.083 R)
• M77: 34,298,154 km (0.086 R)
• M78: 35,117,352 km (0.08 R)
• M79: 35,666,975 km (0.046 R)
• M80: 35,777,228 km (0.108 R)
• M81: 36,385,793 km (0.093 R)
• M82: 36,774,897 km (0.043 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 12,330 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit