🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.42 AU - 0.6 AU

Year: 235 Days

Day: 24.9 Hours

Environment

Temp: -117 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.7

Radius: 11.1

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.63 AU - 0.81 AU

Year: 394 Days

Day: 10.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,207,529 km

• M1: 138,079 km (0.079 R)
• M2: 558,449 km (0.106 R)
• M3: 918,232 km (0.1 R)
• M4: 1,414,747 km (0.118 R)
• M5: 1,930,710 km (0.12 R)
• M6: 2,416,454 km (0.113 R)
• M7: 2,822,912 km (0.104 R)
• M8: 3,298,334 km (0.107 R)
• M9: 3,737,104 km (0.118 R)
• M10: 4,159,569 km (0.076 R)
• M11: 4,672,989 km (0.057 R)
• M12: 5,690,254 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.2

Radius: 10.6

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.75 AU - 0.85 AU

Year: 462 Days

Day: 11.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,207,529 km

• M1: 132,394 km (0.101 R)
• M2: 510,578 km (0.084 R)
• M3: 847,921 km (0.072 R)
• M4: 2,396,259 km (0.079 R)
• M5: 2,990,162 km (0.111 R)
• M6: 3,414,272 km (0.078 R)
• M7: 5,208,399 km (0.108 R)
• M8: 5,736,630 km (0.109 R)
• M9: 6,375,712 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.4

Radius: 14.7

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.81 AU - 1.07 AU

Year: 588 Days

Day: 14.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 67,207,529 km

• M1: 182,809 km (0.099 R)
• M2: 807,081 km (0.088 R)
• M3: 1,422,526 km (0.101 R)
• M4: 1,914,554 km (0.083 R)
• M5: 2,418,998 km (0.115 R)
• M6: 3,257,344 km (0.098 R)
• M7: 3,717,806 km (0.056 R)
• M8: 4,594,300 km (0.085 R)
• M9: 5,142,277 km (0.077 R)
• M10: 5,960,278 km (0.119 R)
• M11: 7,925,994 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.5

Radius: 10.2

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.9 AU - 1.08 AU

Year: 636 Days

Day: 5.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,207,529 km

• M1: 128,205 km (0.06 R)
• M2: 474,973 km (0.047 R)
• M3: 863,928 km (0.079 R)
• M4: 1,527,544 km (0.117 R)
• M5: 1,919,939 km (0.108 R)
• M6: 2,250,700 km (0.099 R)
• M7: 2,876,917 km (0.105 R)
• M8: 3,212,764 km (0.098 R)
• M9: 3,964,493 km (0.047 R)
• M10: 4,945,706 km (0.094 R)
• M11: 5,412,900 km (0.103 R)
• M12: 6,100,751 km (0.104 R)
• M13: 7,538,087 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.3

Radius: 8.1

Gravity: 11.86 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.29 AU - 1.69 AU

Year: 1174 Days

Day: 6 Hours

Environment

Temp: -169 °C

Axial Tilt: 140.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,207,529 km

• M1: 100,679 km (0.074 R)
• M2: 381,923 km (0.066 R)
• M3: 655,687 km (0.094 R)
• M4: 1,155,943 km (0.104 R)
• M5: 1,416,093 km (0.036 R)
• M6: 1,922,033 km (0.099 R)
• M7: 2,189,514 km (0.076 R)
• M8: 2,606,145 km (0.058 R)
• M9: 2,935,409 km (0.109 R)
• M10: 4,823,335 km (0.086 R)
• M11: 5,138,537 km (0.092 R)
• M12: 5,854,213 km (0.117 R)
• M13: 6,374,814 km (0.094 R)
• M14: 7,125,047 km (0.066 R)
• M15: 8,627,608 km (0.071 R)
• M16: 9,362,284 km (0.115 R)
• M17: 9,760,513 km (0.101 R)
• M18: 11,124,546 km (0.098 R)
• M19: 11,571,395 km (0.049 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.1

Radius: 11.9

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.28 AU - 3.88 AU

Year: 4374 Days

Day: 11.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,207,529 km

• M1: 152,141 km (0.112 R)
• M2: 535,261 km (0.045 R)
• M3: 1,145,321 km (0.073 R)
• M4: 1,595,012 km (0.091 R)
• M5: 1,973,645 km (0.1 R)
• M6: 2,413,163 km (0.057 R)
• M7: 2,790,000 km (0.049 R)
• M8: 3,556,689 km (0.077 R)
• M9: 4,095,092 km (0.058 R)
• M10: 4,661,619 km (0.092 R)
• M11: 5,364,580 km (0.057 R)
• M12: 5,801,555 km (0.109 R)
• M13: 6,453,353 km (0.056 R)
• M14: 6,982,181 km (0.078 R)
• M15: 7,504,128 km (0.102 R)
• M16: 8,278,447 km (0.074 R)
• M17: 9,560,052 km (0.114 R)
• M18: 11,155,214 km (0.111 R)
• M19: 12,665,255 km (0.096 R)
• M20: 13,285,039 km (0.113 R)
• M21: 14,922,986 km (0.048 R)
• M22: 17,311,466 km (0.116 R)
• M23: 17,690,547 km (0.084 R)
• M24: 22,308,932 km (0.118 R)
• M25: 23,752,103 km (0.114 R)
• M26: 25,015,008 km (0.041 R)
• M27: 28,806,416 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.5

Radius: 11.8

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 4 AU - 6.2 AU

Year: 7437 Days

Day: 11.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 67,207,529 km

• M1: 153,487 km (0.096 R)
• M2: 1,847,384 km (0.086 R)
• M3: 2,723,878 km (0.039 R)
• M4: 3,564,618 km (0.074 R)
• M5: 6,655,759 km (0.113 R)
• M6: 7,996,305 km (0.096 R)
• M7: 8,431,635 km (0.096 R)
• M8: 17,314,009 km (0.033 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 786.4

Radius: 3.5

Gravity: 64.2 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 8.17 AU - 8.47 AU

Year: 15495 Days

Day: 20.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 67,207,529 km

• M1: 46,675 km (0.117 R)
• M2: 191,036 km (0.079 R)
• M3: 385,215 km (0.089 R)
• M4: 729,888 km (0.097 R)
• M5: 1,144,125 km (0.061 R)
• M6: 1,581,997 km (0.092 R)
• M7: 2,265,061 km (0.079 R)
• M8: 2,435,304 km (0.118 R)
• M9: 2,898,608 km (0.102 R)
• M10: 3,073,787 km (0.048 R)
• M11: 4,120,225 km (0.09 R)
• M12: 4,472,228 km (0.113 R)
• M13: 6,082,649 km (0.09 R)
• M14: 6,287,000 km (0.084 R)
• M15: 7,106,048 km (0.096 R)
• M16: 8,388,701 km (0.112 R)
• M17: 10,856,168 km (0.041 R)
• M18: 14,262,661 km (0.111 R)
• M19: 17,485,598 km (0.103 R)
• M20: 19,004,016 km (0.116 R)
• M21: 22,982,122 km (0.079 R)
• M22: 23,278,775 km (0.096 R)
• M23: 23,980,838 km (0.107 R)
• M24: 24,388,342 km (0.112 R)
• M25: 26,064,287 km (0.116 R)
• M26: 28,039,727 km (0.096 R)
• M27: 31,065,943 km (0.066 R)
• M28: 34,819,802 km (0.119 R)
• M29: 38,586,078 km (0.081 R)
• M30: 40,136,959 km (0.074 R)
• M31: 46,756,515 km (0.056 R)
• M32: 52,856,668 km (0.074 R)
• M33: 54,591,853 km (0.111 R)
• M34: 56,544,106 km (0.115 R)
• M35: 65,608,390 km (0.098 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 11,674 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit