🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.9 AU - 1.28 AU

Year: 416 Days

Day: 23.1 Hours

Environment

Temp: 12 °C

Axial Tilt: 33.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.13 AU - 1.65 AU

Year: 599 Days

Day: 20.7 Hours

Environment

Temp: -29 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 102,862,420 km

• M1: 329,415 km (0.105 R)
• M2: 440,416 km (0.051 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.71 AU - 2.87 AU

Year: 1702 Days

Day: 46.8 Hours

Environment

Temp: -87 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,862,420 km

• M1: 1,326,933 km (0.077 R)

Asteroid Belt

Center: 3.55 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.94 AU - 4.68 AU

Year: 3268 Days

Day: 30.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.7

Radius: 10.1

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 8.64 AU - 9.86 AU

Year: 10275 Days

Day: 7.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 102,862,420 km

• M1: 125,812 km (0.09 R)
• M2: 461,360 km (0.12 R)
• M3: 850,015 km (0.09 R)
• M4: 1,226,403 km (0.064 R)
• M5: 1,556,865 km (0.085 R)
• M6: 2,286,454 km (0.103 R)
• M7: 3,434,767 km (0.071 R)
• M8: 4,390,997 km (0.064 R)
• M9: 5,568,631 km (0.039 R)
• M10: 6,883,596 km (0.084 R)
• M11: 7,226,624 km (0.119 R)
• M12: 10,601,552 km (0.086 R)
• M13: 11,315,733 km (0.112 R)
• M14: 12,286,922 km (0.088 R)
• M15: 16,733,120 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 985.3

Radius: 7.1

Gravity: 19.55 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 10.68 AU - 15.88 AU

Year: 17676 Days

Day: 16.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 102,862,420 km

• M1: 94,546 km (0.041 R)
• M2: 334,202 km (0.06 R)
• M3: 799,301 km (0.062 R)
• M4: 1,062,294 km (0.114 R)
• M5: 2,487,962 km (0.107 R)
• M6: 5,817,712 km (0.115 R)
• M7: 6,458,439 km (0.119 R)
• M8: 6,727,566 km (0.033 R)
• M9: 9,327,278 km (0.075 R)
• M10: 10,324,796 km (0.113 R)
• M11: 12,187,589 km (0.068 R)
• M12: 14,567,541 km (0.071 R)
• M13: 15,504,772 km (0.077 R)
• M14: 16,732,073 km (0.033 R)
• M15: 16,985,043 km (0.069 R)
• M16: 17,412,444 km (0.094 R)
• M17: 19,010,598 km (0.113 R)
• M18: 24,823,074 km (0.096 R)
• M19: 29,949,943 km (0.079 R)
• M20: 30,323,189 km (0.094 R)
• M21: 36,020,026 km (0.115 R)
• M22: 40,542,968 km (0.089 R)
• M23: 41,923,756 km (0.079 R)
• M24: 43,177,237 km (0.067 R)
• M25: 55,415,390 km (0.105 R)
• M26: 74,227,471 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 151.3

Radius: 5.6

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 16.32 AU - 17.68 AU

Year: 25601 Days

Day: 24.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 102,862,420 km

• M1: 69,713 km (0.099 R)
• M2: 571,165 km (0.09 R)
• M3: 946,655 km (0.119 R)
• M4: 1,651,860 km (0.038 R)
• M5: 1,844,243 km (0.109 R)
• M6: 3,112,085 km (0.06 R)
• M7: 3,561,626 km (0.105 R)
• M8: 5,549,782 km (0.074 R)
• M9: 5,800,508 km (0.09 R)
• M10: 7,380,860 km (0.059 R)
• M11: 8,131,991 km (0.118 R)
• M12: 8,692,085 km (0.117 R)
• M13: 12,241,145 km (0.108 R)
• M14: 14,001,314 km (0.12 R)
• M15: 22,824,746 km (0.038 R)
• M16: 24,792,855 km (0.107 R)
• M17: 27,900,751 km (0.078 R)
• M18: 29,277,949 km (0.107 R)
• M19: 31,824,553 km (0.089 R)
• M20: 33,562,581 km (0.114 R)
• M21: 34,275,116 km (0.093 R)
• M22: 39,944,277 km (0.054 R)
• M23: 45,626,154 km (0.061 R)
• M24: 45,916,224 km (0.096 R)
• M25: 51,195,533 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 641

Radius: 5.9

Gravity: 18.41 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 19.35 AU - 20.51 AU

Year: 32498 Days

Day: 16.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 102,862,420 km

• M1: 73,453 km (0.113 R)
• M2: 264,639 km (0.097 R)
• M3: 456,124 km (0.056 R)
• M4: 1,182,870 km (0.104 R)
• M5: 2,007,903 km (0.085 R)
• M6: 2,281,816 km (0.115 R)
• M7: 2,848,643 km (0.096 R)
• M8: 3,286,067 km (0.119 R)
• M9: 3,767,323 km (0.103 R)
• M10: 4,294,207 km (0.062 R)
• M11: 5,364,879 km (0.045 R)
• M12: 6,031,038 km (0.086 R)
• M13: 6,901,698 km (0.095 R)
• M14: 8,651,544 km (0.077 R)
• M15: 9,565,437 km (0.058 R)
• M16: 10,542,162 km (0.092 R)
• M17: 10,950,863 km (0.054 R)
• M18: 11,583,662 km (0.101 R)
• M19: 12,240,547 km (0.077 R)
• M20: 14,947,221 km (0.108 R)
• M21: 15,725,429 km (0.032 R)
• M22: 16,439,460 km (0.066 R)
• M23: 17,456,276 km (0.084 R)
• M24: 21,399,527 km (0.065 R)
• M25: 23,866,545 km (0.057 R)
• M26: 25,653,342 km (0.113 R)
• M27: 28,171,673 km (0.078 R)
• M28: 30,165,363 km (0.097 R)
• M29: 43,785,352 km (0.108 R)
• M30: 46,272,417 km (0.084 R)
• M31: 46,635,191 km (0.084 R)
• M32: 49,039,977 km (0.088 R)
• M33: 51,720,771 km (0.112 R)
• M34: 57,581,417 km (0.086 R)
• M35: 61,214,701 km (0.119 R)
• M36: 85,176,091 km (0.084 R)
• M37: 89,039,605 km (0.117 R)
• M38: 91,014,597 km (0.094 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 18,062 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit