🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.56 AU - 0.74 AU

Year: 338 Days

Day: 24.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333

Radius: 10.6

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.6 AU - 0.88 AU

Year: 411 Days

Day: 9.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 21,708,007 km

• M1: 132,095 km (0.111 R)
• M2: 483,052 km (0.09 R)
• M3: 817,852 km (0.111 R)
• M4: 1,252,733 km (0.091 R)
• M5: 1,607,130 km (0.115 R)
• M6: 2,029,295 km (0.083 R)
• M7: 2,430,217 km (0.086 R)
• M8: 2,903,096 km (0.091 R)
• M9: 3,647,645 km (0.097 R)
• M10: 3,998,601 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.3

Radius: 8.8

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.99 AU - 1.17 AU

Year: 725 Days

Day: 10.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 109.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 21,708,007 km

• M1: 109,506 km (0.074 R)
• M2: 422,913 km (0.073 R)
• M3: 926,908 km (0.081 R)
• M4: 1,876,556 km (0.095 R)
• M5: 2,189,664 km (0.093 R)
• M6: 2,627,986 km (0.114 R)
• M7: 3,135,272 km (0.105 R)
• M8: 3,542,029 km (0.109 R)
• M9: 4,175,875 km (0.06 R)
• M10: 4,624,070 km (0.091 R)
• M11: 5,249,539 km (0.062 R)
• M12: 5,565,789 km (0.031 R)
• M13: 6,073,225 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.5

Radius: 8.8

Gravity: 10.69 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.02 AU - 2.98 AU

Year: 2552 Days

Day: 7.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 21,708,007 km

• M1: 110,104 km (0.054 R)
• M2: 476,918 km (0.084 R)
• M3: 830,418 km (0.073 R)
• M4: 1,407,267 km (0.094 R)
• M5: 2,271,494 km (0.113 R)
• M6: 2,678,699 km (0.085 R)
• M7: 3,099,817 km (0.099 R)
• M8: 4,955,130 km (0.075 R)
• M9: 6,090,728 km (0.114 R)
• M10: 7,992,266 km (0.047 R)
• M11: 11,415,664 km (0.076 R)
• M12: 12,262,238 km (0.066 R)
• M13: 13,104,624 km (0.096 R)
• M14: 14,954,102 km (0.115 R)
• M15: 16,596,388 km (0.082 R)
• M16: 20,479,201 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.8

Radius: 13.6

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.89 AU - 3.87 AU

Year: 4012 Days

Day: 11.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 21,708,007 km

• M1: 169,644 km (0.11 R)
• M2: 748,139 km (0.116 R)
• M3: 1,697,936 km (0.056 R)
• M4: 3,068,103 km (0.12 R)
• M5: 3,546,068 km (0.086 R)
• M6: 4,118,280 km (0.089 R)
• M7: 5,262,554 km (0.08 R)
• M8: 7,752,461 km (0.111 R)
• M9: 8,536,354 km (0.096 R)
• M10: 10,599,907 km (0.078 R)
• M11: 12,447,291 km (0.103 R)
• M12: 13,877,746 km (0.086 R)
• M13: 14,606,437 km (0.064 R)
• M14: 16,253,958 km (0.063 R)
• M15: 17,598,544 km (0.095 R)
• M16: 20,111,788 km (0.065 R)
• M17: 20,842,873 km (0.088 R)
• M18: 26,388,316 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.8

Radius: 8

Gravity: 15.59 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 4.61 AU - 5.89 AU

Year: 7767 Days

Day: 6.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 21,708,007 km

• M1: 101,278 km (0.102 R)
• M2: 394,340 km (0.108 R)
• M3: 815,308 km (0.064 R)
• M4: 1,240,017 km (0.051 R)
• M5: 2,046,948 km (0.119 R)
• M6: 2,420,045 km (0.11 R)
• M7: 3,233,857 km (0.088 R)
• M8: 4,675,981 km (0.11 R)
• M9: 7,434,117 km (0.058 R)
• M10: 7,931,230 km (0.058 R)
• M11: 10,755,788 km (0.108 R)
• M12: 11,177,055 km (0.087 R)
• M13: 12,449,684 km (0.114 R)
• M14: 16,634,984 km (0.078 R)
• M15: 17,198,669 km (0.12 R)
• M16: 17,775,069 km (0.093 R)
• M17: 18,814,475 km (0.089 R)
• M18: 19,349,138 km (0.063 R)
• M19: 23,031,340 km (0.066 R)
• M20: 24,176,362 km (0.113 R)
• M21: 27,446,871 km (0.093 R)
• M22: 28,532,652 km (0.12 R)
• M23: 28,934,622 km (0.084 R)
• M24: 32,832,843 km (0.109 R)
• M25: 38,760,509 km (0.076 R)
• M26: 43,085,384 km (0.111 R)
• M27: 43,349,424 km (0.106 R)
• M28: 44,820,719 km (0.045 R)
• M29: 45,774,106 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 231.9

Radius: 5.5

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 6.81 AU - 7.75 AU

Year: 12683 Days

Day: 19.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 21,708,007 km

• M1: 68,815 km (0.093 R)
• M2: 1,447,210 km (0.044 R)
• M3: 1,631,365 km (0.057 R)
• M4: 2,047,546 km (0.105 R)
• M5: 3,488,473 km (0.098 R)
• M6: 4,637,235 km (0.051 R)
• M7: 5,562,498 km (0.068 R)
• M8: 12,463,148 km (0.117 R)
• M9: 14,350,924 km (0.099 R)
• M10: 15,206,324 km (0.043 R)
• M11: 16,684,950 km (0.082 R)
• M12: 19,333,281 km (0.112 R)
• M13: 21,298,698 km (0.095 R)
• M14: 23,476,543 km (0.059 R)
• M15: 24,662,256 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 511.2

Radius: 4.2

Gravity: 28.98 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 7.58 AU - 10.42 AU

Year: 17433 Days

Day: 21 Hours

Environment

Temp: -236 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 21,708,007 km

• M1: 53,406 km (0.081 R)
• M2: 788,231 km (0.08 R)
• M3: 977,622 km (0.104 R)
• M4: 1,196,933 km (0.06 R)
• M5: 2,056,672 km (0.07 R)
• M6: 3,317,782 km (0.085 R)
• M7: 3,959,856 km (0.11 R)
• M8: 4,201,456 km (0.098 R)
• M9: 4,452,930 km (0.103 R)
• M10: 4,747,638 km (0.106 R)
• M11: 5,125,373 km (0.091 R)
• M12: 5,522,854 km (0.116 R)
• M13: 8,597,240 km (0.059 R)
• M14: 10,015,877 km (0.116 R)
• M15: 10,294,727 km (0.083 R)
• M16: 10,693,705 km (0.086 R)
• M17: 15,267,809 km (0.111 R)
• M18: 16,547,768 km (0.116 R)
• M19: 19,750,808 km (0.075 R)
• M20: 26,598,950 km (0.072 R)
• M21: 27,133,314 km (0.083 R)
• M22: 28,445,287 km (0.103 R)
• M23: 29,229,778 km (0.082 R)
• M24: 30,028,631 km (0.116 R)
• M25: 37,082,619 km (0.058 R)
• M26: 40,778,435 km (0.112 R)
• M27: 42,788,133 km (0.071 R)
• M28: 44,562,363 km (0.032 R)
• M29: 46,385,064 km (0.11 R)
• M30: 48,732,554 km (0.106 R)
• M31: 50,178,417 km (0.12 R)
• M32: 52,484,019 km (0.092 R)
• M33: 53,324,311 km (0.108 R)
• M34: 53,662,851 km (0.092 R)
• M35: 60,188,310 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 19.6

Radius: 7.1

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 8.58 AU - 9.82 AU

Year: 18018 Days

Day: 15.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 21,708,007 km

• M1: 100,679 km (0.093 R)
• M2: 707,748 km (0.056 R)
• M3: 3,270,658 km (0.12 R)
• M4: 3,588,105 km (0.086 R)
• M5: 16,219,700 km (0.071 R)
• M6: 20,374,332 km (0.082 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 182 - 11,208 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit