🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.9

Radius: 8.4

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.68 AU - 1.04 AU

Year: 551 Days

Day: 12 Hours

Environment

Temp: -163 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,360,169 km

• M1: 105,616 km (0.093 R)
• M2: 432,787 km (0.079 R)
• M3: 694,882 km (0.097 R)
• M4: 1,047,335 km (0.112 R)
• M5: 1,370,316 km (0.118 R)
• M6: 1,654,104 km (0.067 R)
• M7: 2,194,900 km (0.113 R)
• M8: 2,586,996 km (0.062 R)
• M9: 2,892,176 km (0.119 R)
• M10: 3,450,624 km (0.103 R)
• M11: 4,065,023 km (0.072 R)
• M12: 4,689,444 km (0.076 R)
• M13: 4,953,185 km (0.105 R)
• M14: 5,734,984 km (0.083 R)
• M15: 6,001,119 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.5

Radius: 14.8

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.84 AU - 1.3 AU

Year: 764 Days

Day: 8.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 42,360,169 km

• M1: 187,147 km (0.084 R)
• M2: 654,341 km (0.034 R)
• M3: 1,335,311 km (0.115 R)
• M4: 1,827,637 km (0.1 R)
• M5: 2,411,069 km (0.049 R)
• M6: 2,929,426 km (0.065 R)
• M7: 3,522,431 km (0.111 R)
• M8: 3,992,468 km (0.062 R)
• M9: 4,656,383 km (0.096 R)
• M10: 5,374,603 km (0.056 R)
• M11: 5,981,222 km (0.112 R)
• M12: 6,481,926 km (0.079 R)
• M13: 7,170,525 km (0.105 R)
• M14: 8,155,777 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.5

Radius: 13.4

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.42 AU - 1.64 AU

Year: 1306 Days

Day: 13.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,360,169 km

• M1: 166,802 km (0.086 R)
• M2: 1,030,131 km (0.102 R)
• M3: 1,577,510 km (0.094 R)
• M4: 3,087,550 km (0.114 R)
• M5: 3,675,919 km (0.096 R)
• M6: 4,389,800 km (0.054 R)
• M7: 6,448,117 km (0.099 R)
• M8: 6,979,040 km (0.103 R)
• M9: 7,538,985 km (0.064 R)
• M10: 8,234,615 km (0.116 R)
• M11: 9,057,253 km (0.104 R)
• M12: 9,873,908 km (0.045 R)
• M13: 10,675,603 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.4

Radius: 14.3

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.69 AU - 1.89 AU

Year: 1653 Days

Day: 9.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,360,169 km

• M1: 178,021 km (0.086 R)
• M2: 648,956 km (0.105 R)
• M3: 1,146,368 km (0.082 R)
• M4: 1,606,083 km (0.11 R)
• M5: 2,168,272 km (0.092 R)
• M6: 2,861,508 km (0.037 R)
• M7: 3,479,796 km (0.103 R)
• M8: 3,982,894 km (0.085 R)
• M9: 6,081,004 km (0.119 R)
• M10: 6,607,588 km (0.117 R)
• M11: 7,137,165 km (0.039 R)
• M12: 7,666,592 km (0.051 R)
• M13: 8,222,198 km (0.079 R)
• M14: 8,898,979 km (0.1 R)
• M15: 9,847,878 km (0.105 R)
• M16: 10,935,604 km (0.11 R)
• M17: 15,039,822 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.3

Radius: 8.1

Gravity: 11.95 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.73 AU - 3.55 AU

Year: 3841 Days

Day: 10.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,360,169 km

• M1: 101,577 km (0.101 R)
• M2: 363,074 km (0.1 R)
• M3: 799,152 km (0.11 R)
• M4: 1,271,582 km (0.055 R)
• M5: 1,973,645 km (0.067 R)
• M6: 2,947,377 km (0.068 R)
• M7: 3,790,660 km (0.115 R)
• M8: 4,303,332 km (0.089 R)
• M9: 5,223,958 km (0.118 R)
• M10: 5,494,131 km (0.115 R)
• M11: 6,240,326 km (0.053 R)
• M12: 6,513,790 km (0.095 R)
• M13: 6,955,254 km (0.103 R)
• M14: 7,862,864 km (0.105 R)
• M15: 9,076,701 km (0.057 R)
• M16: 11,917,415 km (0.116 R)
• M17: 13,163,715 km (0.045 R)
• M18: 14,653,859 km (0.053 R)
• M19: 16,540,139 km (0.046 R)
• M20: 19,086,893 km (0.104 R)
• M21: 23,599,214 km (0.048 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.3

Radius: 14.7

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.24 AU - 3.92 AU

Year: 4676 Days

Day: 7.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,360,169 km

• M1: 183,407 km (0.072 R)
• M2: 830,717 km (0.057 R)
• M3: 1,395,449 km (0.071 R)
• M4: 1,912,758 km (0.072 R)
• M5: 3,252,407 km (0.109 R)
• M6: 5,070,470 km (0.047 R)
• M7: 5,758,471 km (0.055 R)
• M8: 8,575,548 km (0.073 R)
• M9: 10,391,517 km (0.119 R)
• M10: 11,459,047 km (0.066 R)
• M11: 12,258,648 km (0.108 R)
• M12: 12,845,221 km (0.083 R)
• M13: 13,760,162 km (0.109 R)
• M14: 14,772,790 km (0.092 R)
• M15: 16,648,897 km (0.049 R)
• M16: 18,679,239 km (0.052 R)
• M17: 22,567,736 km (0.105 R)
• M18: 25,050,014 km (0.101 R)
• M19: 26,966,063 km (0.029 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 651.3

Radius: 5

Gravity: 26.05 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.34 AU - 5.78 AU

Year: 9049 Days

Day: 24.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,360,169 km

• M1: 62,233 km (0.063 R)
• M2: 373,845 km (0.098 R)
• M3: 543,938 km (0.107 R)
• M4: 1,204,263 km (0.094 R)
• M5: 1,808,189 km (0.078 R)
• M6: 4,781,447 km (0.072 R)
• M7: 5,338,550 km (0.09 R)
• M8: 9,621,387 km (0.048 R)
• M9: 10,506,258 km (0.104 R)
• M10: 14,781,167 km (0.079 R)
• M11: 15,296,083 km (0.111 R)
• M12: 16,498,252 km (0.111 R)
• M13: 17,834,011 km (0.093 R)
• M14: 19,622,454 km (0.11 R)
• M15: 28,463,688 km (0.06 R)
• M16: 32,485,926 km (0.051 R)
• M17: 38,295,709 km (0.089 R)
• M18: 39,021,707 km (0.097 R)
• M19: 43,702,176 km (0.031 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.1

Radius: 6.1

Gravity: 13.12 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 4.45 AU - 7.31 AU

Year: 9842 Days

Day: 24.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 42,360,169 km

• M1: 75,996 km (0.063 R)
• M2: 532,269 km (0.111 R)
• M3: 917,484 km (0.092 R)
• M4: 1,228,947 km (0.118 R)
• M5: 1,567,935 km (0.103 R)
• M6: 1,967,661 km (0.07 R)
• M7: 2,432,910 km (0.081 R)
• M8: 2,822,912 km (0.031 R)
• M9: 3,276,193 km (0.118 R)
• M10: 3,980,650 km (0.1 R)
• M11: 5,173,394 km (0.071 R)
• M12: 6,883,148 km (0.116 R)
• M13: 7,422,448 km (0.069 R)
• M14: 8,672,189 km (0.1 R)
• M15: 9,027,783 km (0.086 R)
• M16: 10,749,953 km (0.086 R)
• M17: 11,634,675 km (0.077 R)
• M18: 14,641,592 km (0.115 R)
• M19: 15,858,421 km (0.06 R)
• M20: 16,525,179 km (0.104 R)
• M21: 17,349,763 km (0.09 R)
• M22: 18,491,494 km (0.099 R)
• M23: 19,380,105 km (0.053 R)
• M24: 21,242,000 km (0.098 R)
• M25: 21,644,269 km (0.112 R)
• M26: 23,135,161 km (0.104 R)
• M27: 27,348,136 km (0.036 R)
• M28: 27,633,120 km (0.078 R)
• M29: 28,403,101 km (0.047 R)
• M30: 30,798,462 km (0.114 R)
• M31: 31,004,009 km (0.108 R)
• M32: 31,835,175 km (0.091 R)
• M33: 32,256,293 km (0.059 R)
• M34: 33,433,479 km (0.104 R)
• M35: 35,873,420 km (0.058 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 14,303 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit