🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.53 AU - 0.69 AU

Year: 308 Days

Day: 17.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,761,974 km

• M1: 75,098 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.63 AU - 0.65 AU

Year: 331 Days

Day: 35.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.15 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.8

Radius: 10.3

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.36 AU - 1.94 AU

Year: 1368 Days

Day: 11.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,761,974 km

• M1: 128,654 km (0.072 R)
• M2: 603,478 km (0.119 R)
• M3: 1,316,760 km (0.097 R)
• M4: 2,194,302 km (0.049 R)
• M5: 2,546,904 km (0.108 R)
• M6: 3,000,185 km (0.107 R)
• M7: 3,591,695 km (0.117 R)
• M8: 5,625,030 km (0.072 R)
• M9: 8,457,366 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781

Radius: 10.8

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.66 AU - 2.14 AU

Year: 1691 Days

Day: 6.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,761,974 km

• M1: 134,488 km (0.111 R)
• M2: 573,558 km (0.061 R)
• M3: 960,568 km (0.064 R)
• M4: 1,680,134 km (0.11 R)
• M5: 2,243,968 km (0.112 R)
• M6: 2,673,464 km (0.108 R)
• M7: 3,126,595 km (0.068 R)
• M8: 4,517,856 km (0.092 R)
• M9: 5,362,784 km (0.111 R)
• M10: 6,640,649 km (0.101 R)
• M11: 7,117,867 km (0.068 R)
• M12: 7,589,399 km (0.028 R)
• M13: 8,719,312 km (0.11 R)
• M14: 9,259,659 km (0.102 R)
• M15: 11,572,293 km (0.117 R)
• M16: 12,862,275 km (0.054 R)
• M17: 13,271,575 km (0.049 R)
• M18: 14,463,870 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.5

Radius: 10.7

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.33 AU - 5.91 AU

Year: 8602 Days

Day: 7.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 67,761,974 km

• M1: 133,292 km (0.079 R)
• M2: 609,163 km (0.041 R)
• M3: 1,229,246 km (0.109 R)
• M4: 2,049,491 km (0.093 R)
• M5: 3,069,898 km (0.043 R)
• M6: 3,537,990 km (0.084 R)
• M7: 3,897,922 km (0.119 R)
• M8: 4,569,168 km (0.115 R)
• M9: 4,919,825 km (0.093 R)
• M10: 5,315,512 km (0.105 R)
• M11: 6,322,604 km (0.083 R)
• M12: 7,418,259 km (0.078 R)
• M13: 8,191,830 km (0.117 R)
• M14: 8,902,569 km (0.108 R)
• M15: 9,412,100 km (0.059 R)
• M16: 10,276,327 km (0.099 R)
• M17: 10,969,713 km (0.074 R)
• M18: 11,373,178 km (0.093 R)
• M19: 15,353,229 km (0.092 R)
• M20: 17,021,695 km (0.079 R)
• M21: 17,746,197 km (0.104 R)
• M22: 19,127,883 km (0.029 R)
• M23: 20,110,143 km (0.117 R)
• M24: 22,676,644 km (0.105 R)
• M25: 24,001,034 km (0.102 R)
• M26: 27,372,371 km (0.063 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 328.9

Radius: 4.9

Gravity: 13.7 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 6.11 AU - 7.41 AU

Year: 11348 Days

Day: 20.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 67,761,974 km

• M1: 60,886 km (0.115 R)
• M2: 261,198 km (0.072 R)
• M3: 477,666 km (0.086 R)
• M4: 638,783 km (0.08 R)
• M5: 872,455 km (0.108 R)
• M6: 1,139,936 km (0.113 R)
• M7: 1,323,343 km (0.107 R)
• M8: 1,720,824 km (0.094 R)
• M9: 2,194,002 km (0.071 R)
• M10: 2,690,219 km (0.06 R)
• M11: 3,169,081 km (0.097 R)
• M12: 3,727,231 km (0.116 R)
• M13: 4,712,782 km (0.043 R)
• M14: 5,096,949 km (0.091 R)
• M15: 5,894,156 km (0.088 R)
• M16: 8,520,796 km (0.05 R)
• M17: 9,638,441 km (0.078 R)
• M18: 10,111,769 km (0.108 R)
• M19: 10,501,471 km (0.045 R)
• M20: 13,749,391 km (0.052 R)
• M21: 14,106,930 km (0.104 R)
• M22: 14,593,422 km (0.083 R)
• M23: 15,728,571 km (0.085 R)
• M24: 17,057,448 km (0.039 R)
• M25: 21,331,908 km (0.117 R)
• M26: 21,570,667 km (0.097 R)
• M27: 22,297,413 km (0.113 R)
• M28: 22,461,073 km (0.095 R)
• M29: 22,873,814 km (0.107 R)
• M30: 29,000,594 km (0.085 R)
• M31: 29,588,514 km (0.114 R)
• M32: 32,753,257 km (0.07 R)
• M33: 34,253,724 km (0.116 R)
• M34: 35,020,862 km (0.082 R)
• M35: 38,674,042 km (0.114 R)
• M36: 39,625,334 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 132.7

Radius: 7.2

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 6.34 AU - 9.54 AU

Year: 14446 Days

Day: 17.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,761,974 km

• M1: 89,609 km (0.066 R)
• M2: 394,041 km (0.087 R)
• M3: 925,263 km (0.097 R)
• M4: 1,383,332 km (0.054 R)
• M5: 2,301,563 km (0.112 R)
• M6: 2,727,468 km (0.101 R)
• M7: 3,311,050 km (0.108 R)
• M8: 3,854,539 km (0.088 R)
• M9: 4,097,785 km (0.101 R)
• M10: 4,696,924 km (0.108 R)
• M11: 4,974,877 km (0.102 R)
• M12: 5,533,625 km (0.114 R)
• M13: 6,035,825 km (0.048 R)
• M14: 9,184,412 km (0.068 R)
• M15: 10,722,427 km (0.112 R)
• M16: 12,060,431 km (0.084 R)
• M17: 16,355,386 km (0.048 R)
• M18: 17,719,269 km (0.112 R)
• M19: 20,230,868 km (0.108 R)
• M20: 24,761,140 km (0.038 R)
• M21: 25,605,022 km (0.076 R)
• M22: 25,947,900 km (0.09 R)
• M23: 30,978,278 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.5

Radius: 4.2

Gravity: 26.79 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 6.83 AU - 10.89 AU

Year: 17028 Days

Day: 21.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 67,761,974 km

• M1: 52,210 km (0.081 R)
• M2: 323,281 km (0.104 R)
• M3: 587,471 km (0.069 R)
• M4: 748,737 km (0.052 R)
• M5: 1,405,472 km (0.055 R)
• M6: 1,681,480 km (0.069 R)
• M7: 1,974,393 km (0.1 R)
• M8: 2,220,631 km (0.03 R)
• M9: 2,728,964 km (0.091 R)
• M10: 3,522,581 km (0.117 R)
• M11: 4,816,303 km (0.037 R)
• M12: 6,642,295 km (0.076 R)
• M13: 7,238,443 km (0.11 R)
• M14: 7,777,145 km (0.089 R)
• M15: 8,438,965 km (0.093 R)
• M16: 11,051,244 km (0.097 R)
• M17: 14,572,628 km (0.075 R)
• M18: 15,722,138 km (0.073 R)
• M19: 21,195,475 km (0.04 R)
• M20: 21,831,565 km (0.045 R)
• M21: 25,917,682 km (0.102 R)
• M22: 27,278,723 km (0.108 R)
• M23: 28,357,623 km (0.1 R)
• M24: 30,600,095 km (0.115 R)
• M25: 33,321,729 km (0.082 R)
• M26: 34,057,451 km (0.105 R)
• M27: 34,678,731 km (0.051 R)
• M28: 35,055,119 km (0.082 R)
• M29: 36,458,497 km (0.1 R)
• M30: 38,431,843 km (0.082 R)
• M31: 39,240,718 km (0.046 R)
• M32: 40,614,027 km (0.095 R)
• M33: 43,166,166 km (0.09 R)
• M34: 52,938,348 km (0.083 R)
• M35: 59,133,944 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 454.6

Radius: 5.6

Gravity: 14.5 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 9.11 AU - 11.03 AU

Year: 20633 Days

Day: 16.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 67,761,974 km

• M1: 73,602 km (0.111 R)
• M2: 587,172 km (0.106 R)
• M3: 1,114,654 km (0.103 R)
• M4: 1,372,710 km (0.085 R)
• M5: 1,669,811 km (0.025 R)
• M6: 1,915,601 km (0.11 R)
• M7: 3,022,027 km (0.1 R)
• M8: 3,902,560 km (0.102 R)
• M9: 4,467,292 km (0.097 R)
• M10: 4,978,168 km (0.092 R)
• M11: 9,315,759 km (0.085 R)
• M12: 10,319,560 km (0.038 R)
• M13: 12,021,236 km (0.114 R)
• M14: 12,605,715 km (0.05 R)
• M15: 18,233,886 km (0.095 R)
• M16: 19,179,195 km (0.044 R)
• M17: 19,530,900 km (0.091 R)
• M18: 22,794,078 km (0.1 R)
• M19: 23,387,832 km (0.099 R)
• M20: 28,513,205 km (0.092 R)
• M21: 34,082,284 km (0.11 R)
• M22: 34,988,698 km (0.1 R)
• M23: 40,478,491 km (0.071 R)
• M24: 45,262,930 km (0.082 R)
• M25: 46,831,913 km (0.03 R)
• M26: 51,080,642 km (0.048 R)
• M27: 51,756,226 km (0.108 R)
• M28: 53,644,899 km (0.052 R)
• M29: 58,658,971 km (0.119 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 393 - 19,657 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit