🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.65 AU - 0.69 AU

Year: 354 Days

Day: 45.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.1

Radius: 9.9

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.11 AU - 1.31 AU

Year: 859 Days

Day: 11.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,010,284 km

• M1: 134,488 km (0.055 R)
• M2: 480,209 km (0.082 R)
• M3: 840,590 km (0.058 R)
• M4: 1,296,415 km (0.111 R)
• M5: 1,839,755 km (0.101 R)
• M6: 2,247,708 km (0.079 R)
• M7: 2,621,403 km (0.075 R)
• M8: 3,047,757 km (0.069 R)
• M9: 3,610,096 km (0.07 R)
• M10: 3,971,524 km (0.115 R)
• M11: 4,658,627 km (0.099 R)
• M12: 4,990,286 km (0.071 R)
• M13: 5,543,648 km (0.104 R)
• M14: 6,156,102 km (0.095 R)
• M15: 6,498,232 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.3

Radius: 13.5

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.31 AU - 1.61 AU

Year: 1139 Days

Day: 12.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 34,010,284 km

• M1: 169,046 km (0.071 R)
• M2: 790,326 km (0.106 R)
• M3: 1,368,521 km (0.105 R)
• M4: 1,812,079 km (0.043 R)
• M5: 2,293,485 km (0.115 R)
• M6: 3,324,214 km (0.072 R)
• M7: 4,040,489 km (0.1 R)
• M8: 4,467,591 km (0.093 R)
• M9: 5,026,937 km (0.09 R)
• M10: 6,227,610 km (0.089 R)
• M11: 6,800,570 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.6

Radius: 12.1

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.44 AU - 1.9 AU

Year: 1393 Days

Day: 14.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 34,010,284 km

• M1: 150,495 km (0.048 R)
• M2: 1,067,830 km (0.11 R)
• M3: 1,472,043 km (0.116 R)
• M4: 1,960,031 km (0.098 R)
• M5: 2,458,043 km (0.065 R)
• M6: 3,110,289 km (0.112 R)
• M7: 3,508,668 km (0.064 R)
• M8: 4,196,968 km (0.113 R)
• M9: 5,071,966 km (0.094 R)
• M10: 6,177,644 km (0.071 R)
• M11: 7,082,711 km (0.075 R)
• M12: 7,992,565 km (0.056 R)
• M13: 8,377,780 km (0.111 R)
• M14: 9,155,838 km (0.081 R)
• M15: 10,076,165 km (0.118 R)
• M16: 10,558,917 km (0.086 R)
• M17: 11,851,443 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.8

Radius: 8.5

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.53 AU - 2.43 AU

Year: 1799 Days

Day: 5.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 34,010,284 km

• M1: 125,064 km (0.105 R)
• M2: 484,847 km (0.101 R)
• M3: 908,957 km (0.04 R)
• M4: 1,471,295 km (0.109 R)
• M5: 2,205,970 km (0.046 R)
• M6: 3,030,703 km (0.077 R)
• M7: 4,015,057 km (0.115 R)
• M8: 4,519,202 km (0.055 R)
• M9: 5,715,387 km (0.08 R)
• M10: 7,722,242 km (0.056 R)
• M11: 8,080,080 km (0.118 R)
• M12: 9,248,589 km (0.046 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.4

Radius: 10.4

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.77 AU - 2.61 AU

Year: 2093 Days

Day: 10 Hours

Environment

Temp: -189 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,010,284 km

• M1: 129,402 km (0.027 R)
• M2: 482,004 km (0.113 R)
• M3: 1,123,181 km (0.104 R)
• M4: 1,920,986 km (0.114 R)
• M5: 2,859,414 km (0.117 R)
• M6: 3,355,181 km (0.113 R)
• M7: 3,686,840 km (0.113 R)
• M8: 4,499,006 km (0.088 R)
• M9: 5,194,636 km (0.105 R)
• M10: 6,010,543 km (0.113 R)
• M11: 6,772,296 km (0.111 R)
• M12: 7,597,029 km (0.107 R)
• M13: 8,360,576 km (0.095 R)
• M14: 9,933,448 km (0.066 R)
• M15: 11,035,536 km (0.105 R)
• M16: 11,934,170 km (0.112 R)
• M17: 12,712,677 km (0.069 R)
• M18: 16,316,939 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.1

Radius: 10.2

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.14 AU - 4.5 AU

Year: 4821 Days

Day: 9.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,010,284 km

• M1: 128,654 km (0.072 R)
• M2: 795,861 km (0.116 R)
• M3: 1,976,188 km (0.116 R)
• M4: 3,122,706 km (0.099 R)
• M5: 3,576,287 km (0.11 R)
• M6: 4,398,327 km (0.082 R)
• M7: 4,765,590 km (0.116 R)
• M8: 5,126,869 km (0.112 R)
• M9: 5,674,995 km (0.084 R)
• M10: 10,493,543 km (0.083 R)
• M11: 11,152,372 km (0.085 R)
• M12: 12,796,602 km (0.113 R)
• M13: 15,195,703 km (0.094 R)
• M14: 15,754,451 km (0.045 R)
• M15: 16,501,244 km (0.118 R)
• M16: 17,695,932 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 342.5

Radius: 6.9

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 5.61 AU - 7.09 AU

Year: 10332 Days

Day: 22.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 34,010,284 km

• M1: 107,262 km (0.067 R)
• M2: 356,193 km (0.114 R)
• M3: 670,498 km (0.082 R)
• M4: 1,219,372 km (0.109 R)
• M5: 1,624,184 km (0.078 R)
• M6: 2,798,976 km (0.078 R)
• M7: 3,435,814 km (0.11 R)
• M8: 3,986,484 km (0.064 R)
• M9: 4,376,336 km (0.116 R)
• M10: 6,262,765 km (0.063 R)
• M11: 6,505,263 km (0.119 R)
• M12: 6,789,948 km (0.091 R)
• M13: 8,423,856 km (0.091 R)
• M14: 8,762,396 km (0.037 R)
• M15: 9,242,605 km (0.086 R)
• M16: 12,720,008 km (0.095 R)
• M17: 22,671,857 km (0.097 R)
• M18: 28,556,738 km (0.069 R)
• M19: 28,937,165 km (0.097 R)
• M20: 29,417,374 km (0.087 R)
• M21: 34,948,606 km (0.058 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 92.6

Radius: 4.2

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 8.41 AU - 8.77 AU

Year: 16256 Days

Day: 17.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 34,010,284 km

• M1: 52,210 km (0.071 R)
• M2: 188,793 km (0.084 R)
• M3: 385,065 km (0.076 R)
• M4: 987,496 km (0.084 R)
• M5: 1,144,274 km (0.108 R)
• M6: 1,843,046 km (0.098 R)
• M7: 2,409,872 km (0.089 R)
• M8: 4,145,955 km (0.061 R)
• M9: 4,556,751 km (0.09 R)
• M10: 5,549,333 km (0.09 R)
• M11: 6,275,032 km (0.074 R)
• M12: 7,097,671 km (0.079 R)
• M13: 7,460,745 km (0.106 R)
• M14: 9,464,309 km (0.035 R)
• M15: 13,757,170 km (0.118 R)
• M16: 15,255,093 km (0.079 R)
• M17: 15,859,169 km (0.111 R)
• M18: 16,167,042 km (0.098 R)
• M19: 18,098,949 km (0.102 R)
• M20: 18,981,875 km (0.071 R)
• M21: 20,179,257 km (0.053 R)
• M22: 21,501,104 km (0.106 R)
• M23: 25,726,495 km (0.048 R)
• M24: 25,895,990 km (0.078 R)
• M25: 26,667,765 km (0.104 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 12,319 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit