🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.93 AU - 1.13 AU

Year: 378 Days

Day: 20 Hours

Environment

Temp: 27 °C

Axial Tilt: 31.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.09 AU - 1.11 AU

Year: 417 Days

Day: 47.5 Hours

Environment

Temp: 8 °C

Axial Tilt: 46.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 75,916,415 km

• M1: 339,438 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.73 AU - 2.45 AU

Year: 1093 Days

Day: 12.9 Hours

Environment

Temp: -59 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,916,415 km

• M1: 15,708 km (0.056 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.19 AU - 2.41 AU

Year: 1261 Days

Day: 22.2 Hours

Environment

Temp: -79 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,916,415 km

• M1: 1,795,474 km (0.1 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.67 AU - 3.11 AU

Year: 1777 Days

Day: 43.4 Hours

Environment

Temp: -88 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.9

Radius: 14.4

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 5.89 AU - 6.07 AU

Year: 5289 Days

Day: 9.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 141.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 75,916,415 km

• M1: 200,162 km (0.102 R)
• M2: 1,272,779 km (0.05 R)
• M3: 3,025,916 km (0.057 R)
• M4: 3,623,859 km (0.062 R)
• M5: 4,973,082 km (0.064 R)
• M6: 7,796,592 km (0.117 R)
• M7: 11,555,239 km (0.085 R)
• M8: 13,784,097 km (0.116 R)
• M9: 14,350,325 km (0.117 R)
• M10: 15,436,555 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.6

Radius: 11.4

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 10.17 AU - 12.19 AU

Year: 13519 Days

Day: 10.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 75,916,415 km

• M1: 141,819 km (0.098 R)
• M2: 522,097 km (0.094 R)
• M3: 877,092 km (0.082 R)
• M4: 1,505,852 km (0.109 R)
• M5: 1,950,158 km (0.101 R)
• M6: 2,335,073 km (0.065 R)
• M7: 2,725,075 km (0.106 R)
• M8: 3,473,363 km (0.115 R)
• M9: 4,984,601 km (0.042 R)
• M10: 5,675,444 km (0.082 R)
• M11: 6,224,618 km (0.067 R)
• M12: 8,282,187 km (0.075 R)
• M13: 11,054,086 km (0.083 R)
• M14: 12,813,656 km (0.09 R)
• M15: 13,485,201 km (0.057 R)
• M16: 14,250,843 km (0.076 R)
• M17: 14,752,893 km (0.082 R)
• M18: 15,192,711 km (0.096 R)
• M19: 16,253,061 km (0.036 R)
• M20: 16,801,337 km (0.119 R)
• M21: 18,436,142 km (0.079 R)
• M22: 21,268,778 km (0.108 R)
• M23: 22,885,931 km (0.05 R)
• M24: 25,306,425 km (0.093 R)
• M25: 28,116,022 km (0.105 R)
• M26: 30,532,327 km (0.086 R)
• M27: 34,861,839 km (0.096 R)
• M28: 38,607,470 km (0.082 R)
• M29: 39,584,195 km (0.084 R)
• M30: 45,175,864 km (0.067 R)
• M31: 47,839,604 km (0.081 R)
• M32: 48,966,375 km (0.041 R)
• M33: 53,823,070 km (0.116 R)
• M34: 56,456,890 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 116.2

Radius: 5.1

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 15.12 AU - 21.18 AU

Year: 27964 Days

Day: 23.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 75,916,415 km

• M1: 63,579 km (0.063 R)
• M2: 385,813 km (0.081 R)
• M3: 631,153 km (0.044 R)
• M4: 945,907 km (0.103 R)
• M5: 1,205,908 km (0.119 R)
• M6: 2,112,771 km (0.055 R)
• M7: 3,207,977 km (0.09 R)
• M8: 3,769,118 km (0.073 R)
• M9: 5,117,145 km (0.094 R)
• M10: 9,703,067 km (0.107 R)
• M11: 10,168,616 km (0.073 R)
• M12: 16,026,869 km (0.099 R)
• M13: 22,973,446 km (0.084 R)
• M14: 28,331,144 km (0.114 R)
• M15: 29,816,800 km (0.088 R)
• M16: 41,427,540 km (0.095 R)
• M17: 42,786,637 km (0.057 R)
• M18: 49,120,610 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 94.9

Radius: 6.1

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 17.17 AU - 19.67 AU

Year: 28591 Days

Day: 16.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,916,415 km

• M1: 75,996 km (0.077 R)
• M2: 362,027 km (0.109 R)
• M3: 614,398 km (0.111 R)
• M4: 1,004,251 km (0.108 R)
• M5: 1,292,526 km (0.116 R)
• M6: 1,968,259 km (0.102 R)
• M7: 2,623,348 km (0.107 R)
• M8: 3,127,044 km (0.09 R)
• M9: 4,621,826 km (0.095 R)
• M10: 6,386,782 km (0.102 R)
• M11: 9,169,302 km (0.081 R)
• M12: 10,531,241 km (0.103 R)
• M13: 10,959,390 km (0.089 R)
• M14: 17,260,303 km (0.073 R)
• M15: 22,322,396 km (0.03 R)
• M16: 22,939,487 km (0.093 R)
• M17: 24,023,772 km (0.117 R)
• M18: 32,363,106 km (0.076 R)
• M19: 35,960,336 km (0.095 R)
• M20: 37,052,550 km (0.097 R)
• M21: 38,921,776 km (0.032 R)
• M22: 39,302,951 km (0.048 R)
• M23: 40,461,736 km (0.077 R)
• M24: 41,775,654 km (0.045 R)
• M25: 47,750,892 km (0.07 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 304.8

Radius: 5

Gravity: 12.19 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 15.9 AU - 22.04 AU

Year: 29881 Days

Day: 19.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,916,415 km

• M1: 62,233 km (0.084 R)
• M2: 384,616 km (0.101 R)
• M3: 642,074 km (0.107 R)
• M4: 985,102 km (0.088 R)
• M5: 1,970,204 km (0.086 R)
• M6: 2,618,412 km (0.093 R)
• M7: 3,204,237 km (0.111 R)
• M8: 3,873,388 km (0.093 R)
• M9: 4,424,806 km (0.1 R)
• M10: 5,138,537 km (0.031 R)
• M11: 7,254,599 km (0.073 R)
• M12: 9,543,895 km (0.106 R)
• M13: 9,947,810 km (0.04 R)
• M14: 17,110,855 km (0.041 R)
• M15: 21,086,568 km (0.062 R)
• M16: 24,443,245 km (0.098 R)
• M17: 26,868,526 km (0.092 R)
• M18: 28,022,224 km (0.078 R)
• M19: 29,570,712 km (0.07 R)
• M20: 34,155,288 km (0.117 R)
• M21: 37,036,842 km (0.118 R)
• M22: 38,464,305 km (0.115 R)
• M23: 58,553,055 km (0.116 R)
• M24: 58,936,624 km (0.116 R)
• M25: 63,468,542 km (0.095 R)

Kuiper Belt

Range: 30.3 - 60.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 12,712 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit