🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.53 AU - 0.69 AU

Year: 181 Days

Day: 33.7 Hours

Environment

Temp: 111 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.87 AU - 1.33 AU

Year: 439 Days

Day: 30.7 Hours

Environment

Temp: -16 °C

Axial Tilt: 19.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 74,489,091 km

• M1: 826,229 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.4

Radius: 11.3

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.75 AU - 5.01 AU

Year: 3491 Days

Day: 12.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,489,091 km

• M1: 141,071 km (0.08 R)
• M2: 644,916 km (0.104 R)
• M3: 1,029,832 km (0.104 R)
• M4: 1,808,937 km (0.101 R)
• M5: 2,410,620 km (0.084 R)
• M6: 2,805,259 km (0.12 R)
• M7: 3,277,390 km (0.091 R)
• M8: 4,361,526 km (0.061 R)
• M9: 5,720,772 km (0.093 R)
• M10: 6,213,548 km (0.101 R)
• M11: 6,567,047 km (0.05 R)
• M12: 10,046,993 km (0.11 R)
• M13: 10,573,428 km (0.068 R)
• M14: 11,438,104 km (0.101 R)
• M15: 14,222,120 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.2

Radius: 8.8

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.93 AU - 5.19 AU

Year: 3708 Days

Day: 11.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,489,091 km

• M1: 295,306 km (0.069 R)
• M2: 778,807 km (0.057 R)
• M3: 1,191,846 km (0.112 R)
• M4: 2,884,845 km (0.044 R)
• M5: 3,220,393 km (0.111 R)
• M6: 4,098,832 km (0.08 R)
• M7: 6,008,150 km (0.084 R)
• M8: 6,351,626 km (0.098 R)
• M9: 7,268,362 km (0.094 R)
• M10: 8,660,221 km (0.098 R)
• M11: 12,786,130 km (0.049 R)
• M12: 17,364,274 km (0.114 R)
• M13: 18,419,238 km (0.061 R)
• M14: 19,330,438 km (0.093 R)
• M15: 20,144,251 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.6

Radius: 12.2

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.3 AU - 7.84 AU

Year: 6413 Days

Day: 11.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 74,489,091 km

• M1: 151,991 km (0.087 R)
• M2: 545,434 km (0.096 R)
• M3: 965,056 km (0.085 R)
• M4: 2,208,513 km (0.067 R)
• M5: 2,698,895 km (0.073 R)
• M6: 3,221,889 km (0.12 R)
• M7: 4,157,026 km (0.12 R)
• M8: 4,753,173 km (0.082 R)
• M9: 5,549,034 km (0.073 R)
• M10: 6,463,675 km (0.119 R)
• M11: 7,547,512 km (0.1 R)
• M12: 8,170,587 km (0.106 R)
• M13: 9,353,906 km (0.111 R)
• M14: 11,058,873 km (0.04 R)
• M15: 11,912,030 km (0.106 R)
• M16: 12,962,356 km (0.112 R)
• M17: 13,642,877 km (0.076 R)
• M18: 14,848,785 km (0.12 R)
• M19: 17,283,790 km (0.093 R)
• M20: 18,237,626 km (0.106 R)
• M21: 19,226,318 km (0.099 R)
• M22: 20,459,603 km (0.073 R)
• M23: 21,964,109 km (0.064 R)
• M24: 22,481,718 km (0.091 R)
• M25: 23,159,097 km (0.105 R)
• M26: 24,083,312 km (0.083 R)
• M27: 24,554,695 km (0.09 R)
• M28: 26,252,781 km (0.078 R)
• M29: 29,791,818 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.4

Radius: 14.3

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 6.32 AU - 10.04 AU

Year: 8909 Days

Day: 10.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,489,091 km

• M1: 179,817 km (0.086 R)
• M2: 2,172,460 km (0.089 R)
• M3: 2,621,852 km (0.07 R)
• M4: 3,092,338 km (0.067 R)
• M5: 5,992,891 km (0.051 R)
• M6: 7,957,560 km (0.099 R)
• M7: 10,321,355 km (0.079 R)
• M8: 13,009,180 km (0.1 R)
• M9: 16,328,608 km (0.079 R)
• M10: 21,713,832 km (0.081 R)
• M11: 22,835,816 km (0.119 R)
• M12: 31,798,523 km (0.081 R)
• M13: 35,826,147 km (0.071 R)
• M14: 38,191,888 km (0.037 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.4

Radius: 12.8

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 7.46 AU - 10.06 AU

Year: 9873 Days

Day: 8.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,489,091 km

• M1: 160,070 km (0.096 R)
• M2: 738,265 km (0.12 R)
• M3: 1,173,296 km (0.083 R)
• M4: 1,773,483 km (0.109 R)
• M5: 2,543,014 km (0.061 R)
• M6: 3,321,073 km (0.075 R)
• M7: 3,937,715 km (0.108 R)
• M8: 6,398,750 km (0.117 R)
• M9: 7,017,337 km (0.109 R)
• M10: 7,451,769 km (0.091 R)
• M11: 8,828,369 km (0.113 R)
• M12: 11,181,244 km (0.093 R)
• M13: 15,531,700 km (0.081 R)
• M14: 16,164,948 km (0.114 R)
• M15: 18,930,563 km (0.108 R)
• M16: 19,959,797 km (0.058 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 671.6

Radius: 6.1

Gravity: 18.05 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 13.58 AU - 14.28 AU

Year: 19798 Days

Day: 17.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,489,091 km

• M1: 77,940 km (0.099 R)
• M2: 491,728 km (0.063 R)
• M3: 685,009 km (0.11 R)
• M4: 1,036,863 km (0.12 R)
• M5: 1,687,314 km (0.12 R)
• M6: 3,291,602 km (0.104 R)
• M7: 5,672,602 km (0.103 R)
• M8: 6,552,536 km (0.086 R)
• M9: 12,691,285 km (0.118 R)
• M10: 13,318,399 km (0.073 R)
• M11: 17,016,758 km (0.084 R)
• M12: 19,553,938 km (0.119 R)
• M13: 22,133,005 km (0.05 R)
• M14: 27,034,130 km (0.075 R)
• M15: 27,262,267 km (0.12 R)
• M16: 27,722,430 km (0.12 R)
• M17: 30,223,407 km (0.105 R)
• M18: 35,259,919 km (0.094 R)
• M19: 47,949,110 km (0.097 R)
• M20: 59,053,610 km (0.069 R)
• M21: 66,020,532 km (0.11 R)
• M22: 67,896,639 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 527.4

Radius: 4.3

Gravity: 28.52 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 14.23 AU - 15.73 AU

Year: 22078 Days

Day: 16.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,489,091 km

• M1: 73,901 km (0.087 R)
• M2: 217,067 km (0.097 R)
• M3: 494,870 km (0.066 R)
• M4: 1,407,566 km (0.09 R)
• M5: 1,831,527 km (0.029 R)
• M6: 2,292,587 km (0.08 R)
• M7: 2,538,676 km (0.062 R)
• M8: 3,057,182 km (0.115 R)
• M9: 4,202,803 km (0.039 R)
• M10: 5,930,508 km (0.087 R)
• M11: 6,524,711 km (0.047 R)
• M12: 9,357,945 km (0.098 R)
• M13: 10,044,001 km (0.117 R)
• M14: 17,115,642 km (0.109 R)
• M15: 18,933,107 km (0.034 R)
• M16: 23,355,369 km (0.104 R)
• M17: 24,083,462 km (0.119 R)
• M18: 29,368,605 km (0.109 R)
• M19: 38,164,511 km (0.12 R)
• M20: 38,883,628 km (0.036 R)
• M21: 44,329,589 km (0.107 R)
• M22: 47,398,739 km (0.109 R)
• M23: 64,885,683 km (0.118 R)
• M24: 68,409,909 km (0.117 R)
• M25: 71,623,721 km (0.105 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 17,723 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit