🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.55 AU - 0.61 AU

Year: 155 Days

Day: 17.9 Hours

Environment

Temp: 187 °C

Axial Tilt: 45.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 73,746,144 km

• M1: 52,210 km (0.1 R)
• M2: 221,854 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.69 AU - 2.09 AU

Year: 909 Days

Day: 40.1 Hours

Environment

Temp: -51 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.83 AU - 2.59 AU

Year: 1149 Days

Day: 20 Hours

Environment

Temp: -69 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.6

Radius: 14.2

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 5 AU - 7.48 AU

Year: 5453 Days

Day: 7.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,746,144 km

• M1: 222,901 km (0.086 R)
• M2: 785,090 km (0.108 R)
• M3: 1,671,158 km (0.034 R)
• M4: 2,413,014 km (0.119 R)
• M5: 4,600,733 km (0.073 R)
• M6: 8,682,361 km (0.111 R)
• M7: 9,132,800 km (0.107 R)
• M8: 10,221,275 km (0.05 R)
• M9: 10,907,630 km (0.118 R)
• M10: 12,372,492 km (0.116 R)
• M11: 12,944,105 km (0.119 R)
• M12: 15,549,352 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.4

Radius: 8.8

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 6.42 AU - 8.22 AU

Year: 6929 Days

Day: 12.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,746,144 km

• M1: 109,506 km (0.107 R)
• M2: 529,576 km (0.108 R)
• M3: 877,392 km (0.034 R)
• M4: 1,159,683 km (0.063 R)
• M5: 2,119,054 km (0.084 R)
• M6: 2,502,024 km (0.048 R)
• M7: 3,491,913 km (0.099 R)
• M8: 3,866,656 km (0.097 R)
• M9: 4,366,463 km (0.084 R)
• M10: 4,749,433 km (0.059 R)
• M11: 6,065,446 km (0.05 R)
• M12: 7,079,719 km (0.091 R)
• M13: 9,525,196 km (0.032 R)
• M14: 9,952,447 km (0.107 R)
• M15: 10,572,082 km (0.07 R)
• M16: 10,891,473 km (0.064 R)
• M17: 13,100,585 km (0.056 R)
• M18: 13,522,600 km (0.033 R)
• M19: 17,482,905 km (0.113 R)
• M20: 18,319,306 km (0.096 R)
• M21: 19,182,037 km (0.091 R)
• M22: 26,915,350 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.9

Radius: 13.1

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 7.58 AU - 9.1 AU

Year: 8426 Days

Day: 13.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,746,144 km

• M1: 163,510 km (0.088 R)
• M2: 1,354,160 km (0.09 R)
• M3: 1,973,046 km (0.054 R)
• M4: 3,889,993 km (0.037 R)
• M5: 4,434,679 km (0.119 R)
• M6: 4,937,328 km (0.039 R)
• M7: 6,716,346 km (0.083 R)
• M8: 10,855,569 km (0.086 R)
• M9: 12,451,480 km (0.112 R)
• M10: 13,096,097 km (0.113 R)
• M11: 13,640,035 km (0.065 R)
• M12: 14,198,783 km (0.065 R)
• M13: 15,899,710 km (0.101 R)
• M14: 20,740,997 km (0.117 R)
• M15: 21,983,557 km (0.111 R)
• M16: 27,650,623 km (0.101 R)
• M17: 29,771,921 km (0.109 R)
• M18: 31,245,161 km (0.1 R)
• M19: 32,546,064 km (0.052 R)
• M20: 42,946,557 km (0.083 R)
• M21: 47,040,302 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.8

Radius: 14.7

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 8.26 AU - 9.58 AU

Year: 9320 Days

Day: 13.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,746,144 km

• M1: 189,241 km (0.094 R)
• M2: 1,143,526 km (0.118 R)
• M3: 1,876,556 km (0.032 R)
• M4: 2,488,860 km (0.072 R)
• M5: 3,670,533 km (0.083 R)
• M6: 4,273,413 km (0.106 R)
• M7: 4,998,514 km (0.057 R)
• M8: 5,466,157 km (0.069 R)
• M9: 7,302,770 km (0.056 R)
• M10: 7,791,506 km (0.117 R)
• M11: 9,003,548 km (0.091 R)
• M12: 9,969,651 km (0.071 R)
• M13: 10,907,181 km (0.112 R)
• M14: 15,437,154 km (0.097 R)
• M15: 17,744,103 km (0.065 R)
• M16: 18,980,080 km (0.11 R)
• M17: 21,700,069 km (0.106 R)
• M18: 25,948,499 km (0.077 R)
• M19: 27,002,416 km (0.067 R)
• M20: 32,502,980 km (0.096 R)
• M21: 33,213,570 km (0.095 R)
• M22: 34,038,452 km (0.051 R)
• M23: 35,944,479 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 784.4

Radius: 4.8

Gravity: 34.05 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 14.15 AU - 20.67 AU

Year: 25414 Days

Day: 23.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 73,746,144 km

• M1: 59,690 km (0.095 R)
• M2: 213,027 km (0.038 R)
• M3: 393,891 km (0.12 R)
• M4: 641,027 km (0.116 R)
• M5: 1,349,822 km (0.066 R)
• M6: 1,958,685 km (0.116 R)
• M7: 2,480,183 km (0.103 R)
• M8: 3,146,642 km (0.104 R)
• M9: 3,663,652 km (0.075 R)
• M10: 3,959,257 km (0.102 R)
• M11: 6,213,847 km (0.119 R)
• M12: 10,839,413 km (0.098 R)
• M13: 11,725,930 km (0.057 R)
• M14: 13,564,787 km (0.078 R)
• M15: 14,351,373 km (0.075 R)
• M16: 17,802,595 km (0.091 R)
• M17: 24,411,081 km (0.11 R)
• M18: 27,754,594 km (0.097 R)
• M19: 28,508,717 km (0.119 R)
• M20: 33,322,627 km (0.112 R)
• M21: 36,516,092 km (0.055 R)
• M22: 36,966,831 km (0.065 R)
• M23: 39,591,076 km (0.09 R)
• M24: 41,353,639 km (0.101 R)
• M25: 46,249,977 km (0.103 R)
• M26: 63,444,906 km (0.104 R)
• M27: 64,971,402 km (0.086 R)
• M28: 67,870,759 km (0.043 R)
• M29: 71,556,252 km (0.063 R)
• M30: 71,790,821 km (0.104 R)
• M31: 74,165,837 km (0.109 R)
• M32: 75,615,740 km (0.1 R)
• M33: 78,322,713 km (0.067 R)
• M34: 79,322,925 km (0.097 R)
• M35: 82,374,422 km (0.107 R)
• M36: 83,149,339 km (0.116 R)
• M37: 86,830,045 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 252.5

Radius: 3.4

Gravity: 21.84 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 16.81 AU - 23.31 AU

Year: 31432 Days

Day: 15.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,746,144 km

• M1: 82,877 km (0.057 R)
• M2: 262,395 km (0.074 R)
• M3: 524,191 km (0.089 R)
• M4: 1,367,773 km (0.088 R)
• M5: 1,748,500 km (0.082 R)
• M6: 2,763,821 km (0.073 R)
• M7: 3,715,413 km (0.098 R)
• M8: 7,694,417 km (0.036 R)
• M9: 9,647,716 km (0.054 R)
• M10: 10,585,994 km (0.103 R)
• M11: 11,392,027 km (0.11 R)
• M12: 14,200,727 km (0.093 R)
• M13: 20,659,167 km (0.032 R)
• M14: 21,913,246 km (0.079 R)
• M15: 27,323,453 km (0.108 R)
• M16: 30,395,744 km (0.097 R)
• M17: 36,657,911 km (0.062 R)
• M18: 38,347,469 km (0.107 R)
• M19: 57,809,704 km (0.117 R)
• M20: 66,480,995 km (0.1 R)
• M21: 72,209,247 km (0.069 R)
• M22: 73,304,752 km (0.114 R)

Kuiper Belt

Range: 31.4 - 47.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 11,908 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit