🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.54 AU - 0.62 AU

Year: 290 Days

Day: 20.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.49 AU - 0.75 AU

Year: 320 Days

Day: 26.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.8

Radius: 13.9

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.41 AU - 3.35 AU

Year: 3206 Days

Day: 10.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,937,434 km

• M1: 173,234 km (0.11 R)
• M2: 916,586 km (0.043 R)
• M3: 1,421,180 km (0.119 R)
• M4: 2,396,857 km (0.106 R)
• M5: 3,160,255 km (0.102 R)
• M6: 3,959,407 km (0.093 R)
• M7: 4,912,794 km (0.085 R)
• M8: 5,647,170 km (0.034 R)
• M9: 6,710,063 km (0.078 R)
• M10: 7,428,133 km (0.114 R)
• M11: 8,703,903 km (0.088 R)
• M12: 9,303,791 km (0.103 R)
• M13: 10,352,023 km (0.117 R)
• M14: 12,638,776 km (0.078 R)
• M15: 13,409,205 km (0.11 R)
• M16: 16,700,508 km (0.116 R)
• M17: 18,880,448 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161

Radius: 13.3

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 5.79 AU - 5.83 AU

Year: 9187 Days

Day: 13.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,937,434 km

• M1: 175,777 km (0.099 R)
• M2: 815,458 km (0.098 R)
• M3: 1,248,095 km (0.065 R)
• M4: 4,941,816 km (0.107 R)
• M5: 5,643,729 km (0.095 R)
• M6: 7,348,397 km (0.113 R)
• M7: 8,191,231 km (0.063 R)
• M8: 11,842,317 km (0.103 R)
• M9: 12,364,414 km (0.032 R)
• M10: 13,151,149 km (0.116 R)
• M11: 16,872,845 km (0.061 R)
• M12: 17,534,666 km (0.116 R)
• M13: 19,297,677 km (0.081 R)
• M14: 22,807,841 km (0.091 R)
• M15: 25,606,817 km (0.067 R)
• M16: 27,375,513 km (0.056 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 339.2

Radius: 5.9

Gravity: 9.74 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 5.98 AU - 9.18 AU

Year: 13690 Days

Day: 20.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,937,434 km

• M1: 76,145 km (0.063 R)
• M2: 354,846 km (0.073 R)
• M3: 942,167 km (0.04 R)
• M4: 1,518,568 km (0.063 R)
• M5: 2,251,298 km (0.051 R)
• M6: 2,476,443 km (0.108 R)
• M7: 7,023,171 km (0.051 R)
• M8: 8,901,821 km (0.093 R)
• M9: 12,082,721 km (0.101 R)
• M10: 13,988,149 km (0.059 R)
• M11: 19,143,740 km (0.108 R)
• M12: 19,846,252 km (0.118 R)
• M13: 21,137,132 km (0.069 R)
• M14: 22,568,933 km (0.099 R)
• M15: 23,706,625 km (0.078 R)
• M16: 26,669,112 km (0.115 R)
• M17: 33,652,789 km (0.101 R)
• M18: 46,336,444 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 845.4

Radius: 7.9

Gravity: 13.55 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 6.54 AU - 9.4 AU

Year: 14760 Days

Day: 22.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,937,434 km

• M1: 112,647 km (0.076 R)
• M2: 442,810 km (0.094 R)
• M3: 826,379 km (0.112 R)
• M4: 1,125,724 km (0.074 R)
• M5: 1,721,423 km (0.083 R)
• M6: 2,425,430 km (0.08 R)
• M7: 3,334,686 km (0.1 R)
• M8: 3,985,736 km (0.105 R)
• M9: 4,820,791 km (0.069 R)
• M10: 5,729,150 km (0.074 R)
• M11: 9,728,948 km (0.113 R)
• M12: 13,491,185 km (0.116 R)
• M13: 14,117,701 km (0.101 R)
• M14: 16,740,151 km (0.104 R)
• M15: 17,709,396 km (0.09 R)
• M16: 19,582,511 km (0.115 R)
• M17: 20,567,014 km (0.057 R)
• M18: 28,288,658 km (0.116 R)
• M19: 43,924,927 km (0.07 R)
• M20: 45,299,282 km (0.118 R)
• M21: 50,252,169 km (0.114 R)
• M22: 50,749,881 km (0.103 R)
• M23: 54,850,209 km (0.102 R)
• M24: 55,908,763 km (0.066 R)
• M25: 58,431,582 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635.3

Radius: 3.1

Gravity: 66.11 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 8.68 AU - 8.96 AU

Year: 17184 Days

Day: 16.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 54,937,434 km

• M1: 38,746 km (0.075 R)
• M2: 273,914 km (0.094 R)
• M3: 498,311 km (0.098 R)
• M4: 1,048,531 km (0.105 R)
• M5: 1,525,599 km (0.036 R)
• M6: 1,794,426 km (0.111 R)
• M7: 3,062,418 km (0.044 R)
• M8: 3,270,957 km (0.08 R)
• M9: 3,893,135 km (0.101 R)
• M10: 4,106,761 km (0.078 R)
• M11: 4,557,200 km (0.107 R)
• M12: 4,968,744 km (0.064 R)
• M13: 5,442,071 km (0.091 R)
• M14: 5,786,894 km (0.066 R)
• M15: 8,416,376 km (0.103 R)
• M16: 9,300,350 km (0.066 R)
• M17: 9,736,877 km (0.098 R)
• M18: 9,904,127 km (0.089 R)
• M19: 11,871,937 km (0.101 R)
• M20: 13,456,628 km (0.084 R)
• M21: 14,227,805 km (0.057 R)
• M22: 16,323,072 km (0.092 R)
• M23: 17,525,839 km (0.081 R)
• M24: 17,773,424 km (0.117 R)
• M25: 21,580,839 km (0.085 R)
• M26: 21,865,225 km (0.05 R)
• M27: 22,635,504 km (0.102 R)
• M28: 23,027,301 km (0.056 R)
• M29: 23,623,598 km (0.078 R)
• M30: 24,128,192 km (0.116 R)
• M31: 25,685,206 km (0.084 R)
• M32: 29,343,922 km (0.095 R)
• M33: 31,966,821 km (0.051 R)
• M34: 39,198,382 km (0.082 R)
• M35: 41,636,229 km (0.098 R)
• M36: 44,173,110 km (0.096 R)
• M37: 46,181,311 km (0.04 R)
• M38: 46,969,543 km (0.1 R)
• M39: 49,224,431 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 338.8

Radius: 5.8

Gravity: 10.07 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 7.83 AU - 9.99 AU

Year: 17447 Days

Day: 20.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,937,434 km

• M1: 72,106 km (0.059 R)
• M2: 261,048 km (0.041 R)
• M3: 632,799 km (0.043 R)
• M4: 1,598,453 km (0.09 R)
• M5: 1,803,402 km (0.102 R)
• M6: 2,116,361 km (0.111 R)
• M7: 2,384,440 km (0.109 R)
• M8: 2,873,775 km (0.052 R)
• M9: 3,227,574 km (0.077 R)
• M10: 3,609,946 km (0.116 R)
• M11: 4,079,235 km (0.098 R)
• M12: 5,412,451 km (0.116 R)
• M13: 7,742,139 km (0.027 R)
• M14: 9,604,482 km (0.064 R)
• M15: 10,286,350 km (0.096 R)
• M16: 10,832,531 km (0.117 R)
• M17: 14,053,972 km (0.091 R)
• M18: 14,320,256 km (0.109 R)
• M19: 14,794,481 km (0.107 R)
• M20: 15,845,706 km (0.11 R)
• M21: 17,399,728 km (0.091 R)
• M22: 19,959,049 km (0.081 R)
• M23: 20,635,979 km (0.089 R)
• M24: 21,240,654 km (0.102 R)
• M25: 22,667,369 km (0.097 R)
• M26: 40,470,263 km (0.08 R)
• M27: 41,145,099 km (0.115 R)
• M28: 47,112,259 km (0.085 R)
• M29: 52,825,402 km (0.098 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: 199 - 13,965 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit