🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.47 AU - 0.69 AU

Year: 169 Days

Day: 21.4 Hours

Environment

Temp: 164 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.71 AU - 1.85 AU

Year: 909 Days

Day: 14.8 Hours

Environment

Temp: -78 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.61 AU - 2.01 AU

Year: 932 Days

Day: 16.9 Hours

Environment

Temp: -74 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,081,986 km

• M1: 42,635 km (0.069 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.72 AU - 3.8 AU

Year: 2254 Days

Day: 34.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.4

Radius: 10

Gravity: 6.97 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.92 AU - 4.92 AU

Year: 3558 Days

Day: 5.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,081,986 km

• M1: 124,465 km (0.099 R)
• M2: 630,854 km (0.087 R)
• M3: 1,415,046 km (0.07 R)
• M4: 1,973,495 km (0.089 R)
• M5: 2,348,687 km (0.049 R)
• M6: 2,855,375 km (0.107 R)
• M7: 3,980,949 km (0.118 R)
• M8: 5,565,041 km (0.053 R)
• M9: 7,765,326 km (0.063 R)
• M10: 10,164,876 km (0.088 R)
• M11: 10,781,967 km (0.112 R)
• M12: 12,273,159 km (0.048 R)
• M13: 14,554,826 km (0.098 R)
• M14: 15,445,531 km (0.081 R)
• M15: 17,220,211 km (0.118 R)
• M16: 17,567,577 km (0.075 R)
• M17: 18,396,200 km (0.086 R)
• M18: 18,820,160 km (0.104 R)
• M19: 20,067,507 km (0.092 R)
• M20: 20,972,873 km (0.079 R)
• M21: 21,837,699 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473

Radius: 10.3

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.87 AU - 5.73 AU

Year: 4672 Days

Day: 12.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,081,986 km

• M1: 159,172 km (0.095 R)
• M2: 483,351 km (0.108 R)
• M3: 1,082,341 km (0.096 R)
• M4: 1,542,803 km (0.069 R)
• M5: 2,076,418 km (0.099 R)
• M6: 2,696,352 km (0.087 R)
• M7: 3,187,781 km (0.119 R)
• M8: 3,800,684 km (0.11 R)
• M9: 4,259,201 km (0.066 R)
• M10: 6,474,297 km (0.088 R)
• M11: 7,625,602 km (0.115 R)
• M12: 9,561,698 km (0.045 R)
• M13: 9,920,433 km (0.114 R)
• M14: 13,417,283 km (0.055 R)
• M15: 13,867,423 km (0.082 R)
• M16: 15,769,710 km (0.06 R)
• M17: 21,208,341 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.7

Radius: 10.4

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.93 AU - 6.89 AU

Year: 5501 Days

Day: 12.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,081,986 km

• M1: 129,552 km (0.108 R)
• M2: 465,399 km (0.108 R)
• M3: 986,149 km (0.112 R)
• M4: 1,476,980 km (0.106 R)
• M5: 1,898,696 km (0.099 R)
• M6: 2,654,165 km (0.057 R)
• M7: 3,250,313 km (0.091 R)
• M8: 3,782,283 km (0.09 R)
• M9: 4,208,637 km (0.075 R)
• M10: 5,368,918 km (0.053 R)
• M11: 6,538,923 km (0.088 R)
• M12: 7,994,959 km (0.077 R)
• M13: 8,471,279 km (0.097 R)
• M14: 8,932,788 km (0.088 R)
• M15: 9,585,932 km (0.047 R)
• M16: 10,014,530 km (0.036 R)
• M17: 10,948,919 km (0.107 R)
• M18: 12,733,023 km (0.048 R)
• M19: 14,330,728 km (0.102 R)
• M20: 16,008,319 km (0.07 R)
• M21: 17,127,610 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.7

Radius: 11.8

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 7.31 AU - 11.47 AU

Year: 11017 Days

Day: 12.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 49,081,986 km

• M1: 146,905 km (0.086 R)
• M2: 543,339 km (0.084 R)
• M3: 1,033,721 km (0.107 R)
• M4: 2,249,054 km (0.071 R)
• M5: 2,769,206 km (0.118 R)
• M6: 3,199,150 km (0.093 R)
• M7: 7,035,438 km (0.093 R)
• M8: 9,794,023 km (0.113 R)
• M9: 10,368,628 km (0.113 R)
• M10: 14,566,644 km (0.069 R)
• M11: 15,246,716 km (0.114 R)
• M12: 16,451,278 km (0.041 R)
• M13: 18,572,127 km (0.098 R)
• M14: 19,290,945 km (0.106 R)
• M15: 21,212,380 km (0.103 R)
• M16: 28,467,727 km (0.092 R)
• M17: 31,175,299 km (0.119 R)
• M18: 31,963,081 km (0.1 R)
• M19: 32,419,205 km (0.116 R)
• M20: 34,168,602 km (0.075 R)
• M21: 39,270,189 km (0.053 R)
• M22: 40,321,563 km (0.055 R)
• M23: 42,070,063 km (0.098 R)
• M24: 42,618,040 km (0.097 R)
• M25: 43,309,780 km (0.092 R)
• M26: 44,149,623 km (0.106 R)
• M27: 46,881,130 km (0.032 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539.1

Radius: 6.7

Gravity: 12.01 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 9.67 AU - 14.83 AU

Year: 16416 Days

Day: 23.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,081,986 km

• M1: 110,254 km (0.111 R)
• M2: 385,514 km (0.076 R)
• M3: 677,678 km (0.055 R)
• M4: 2,273,439 km (0.055 R)
• M5: 3,431,476 km (0.08 R)
• M6: 3,703,594 km (0.074 R)
• M7: 6,148,024 km (0.083 R)
• M8: 7,407,937 km (0.046 R)
• M9: 8,780,946 km (0.052 R)
• M10: 13,434,188 km (0.099 R)
• M11: 16,433,476 km (0.1 R)
• M12: 22,095,456 km (0.101 R)
• M13: 23,714,853 km (0.077 R)
• M14: 38,929,555 km (0.119 R)
• M15: 40,862,359 km (0.117 R)
• M16: 42,425,208 km (0.056 R)
• M17: 48,759,032 km (0.066 R)
• M18: 55,007,885 km (0.1 R)
• M19: 55,695,138 km (0.047 R)
• M20: 61,033,238 km (0.085 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 229.4

Radius: 6.4

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 12.97 AU - 12.99 AU

Year: 17905 Days

Day: 21.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,081,986 km

• M1: 79,586 km (0.101 R)
• M2: 1,001,857 km (0.075 R)
• M3: 1,511,387 km (0.026 R)
• M4: 4,197,118 km (0.101 R)
• M5: 5,298,158 km (0.076 R)
• M6: 5,601,094 km (0.047 R)
• M7: 7,009,558 km (0.06 R)
• M8: 8,232,371 km (0.065 R)
• M9: 9,940,330 km (0.085 R)
• M10: 12,100,523 km (0.088 R)
• M11: 13,976,331 km (0.091 R)
• M12: 16,529,817 km (0.083 R)
• M13: 16,887,356 km (0.064 R)
• M14: 18,142,033 km (0.104 R)
• M15: 23,603,103 km (0.114 R)
• M16: 29,540,344 km (0.036 R)
• M17: 36,401,051 km (0.092 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 20,008 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit