🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.05 AU - 1.23 AU

Year: 547 Days

Day: 27.1 Hours

Environment

Temp: -92 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.58 AU - 2.32 AU

Year: 1224 Days

Day: 32.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.3

Radius: 8.1

Gravity: 10.43 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.08 AU - 5.12 AU

Year: 4436 Days

Day: 6.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,541,357 km

• M1: 100,679 km (0.057 R)
• M2: 380,577 km (0.115 R)
• M3: 635,193 km (0.097 R)
• M4: 1,062,743 km (0.098 R)
• M5: 1,799,064 km (0.075 R)
• M6: 2,293,186 km (0.03 R)
• M7: 2,580,862 km (0.094 R)
• M8: 2,874,673 km (0.106 R)
• M9: 5,135,695 km (0.119 R)
• M10: 5,774,777 km (0.095 R)
• M11: 6,038,967 km (0.114 R)
• M12: 6,945,380 km (0.115 R)
• M13: 7,517,443 km (0.106 R)
• M14: 9,997,327 km (0.067 R)
• M15: 12,194,321 km (0.073 R)
• M16: 13,227,593 km (0.089 R)
• M17: 14,967,566 km (0.08 R)
• M18: 16,093,290 km (0.05 R)
• M19: 17,214,227 km (0.082 R)
• M20: 18,135,151 km (0.089 R)
• M21: 19,479,288 km (0.108 R)
• M22: 22,149,461 km (0.044 R)
• M23: 25,444,055 km (0.087 R)
• M24: 27,207,963 km (0.056 R)
• M25: 27,537,228 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.4

Radius: 11.3

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 6.48 AU - 6.6 AU

Year: 7519 Days

Day: 10 Hours

Environment

Temp: -191 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,541,357 km

• M1: 140,472 km (0.03 R)
• M2: 511,625 km (0.086 R)
• M3: 1,334,263 km (0.102 R)
• M4: 2,292,288 km (0.113 R)
• M5: 2,670,322 km (0.048 R)
• M6: 3,747,875 km (0.103 R)
• M7: 5,259,412 km (0.077 R)
• M8: 6,940,444 km (0.058 R)
• M9: 8,181,508 km (0.094 R)
• M10: 12,143,458 km (0.116 R)
• M11: 12,689,639 km (0.094 R)
• M12: 13,148,755 km (0.093 R)
• M13: 14,592,823 km (0.049 R)
• M14: 15,267,510 km (0.046 R)
• M15: 15,904,198 km (0.092 R)
• M16: 19,625,595 km (0.082 R)
• M17: 20,726,935 km (0.099 R)
• M18: 23,279,224 km (0.077 R)
• M19: 25,066,320 km (0.072 R)
• M20: 28,737,003 km (0.106 R)
• M21: 29,352,299 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.8

Radius: 13.7

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 8.91 AU - 9.35 AU

Year: 12403 Days

Day: 5.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,541,357 km

• M1: 170,392 km (0.103 R)
• M2: 1,129,314 km (0.03 R)
• M3: 1,585,139 km (0.114 R)
• M4: 2,055,026 km (0.105 R)
• M5: 2,637,410 km (0.09 R)
• M6: 3,418,012 km (0.103 R)
• M7: 3,937,266 km (0.105 R)
• M8: 4,509,179 km (0.071 R)
• M9: 4,988,790 km (0.085 R)
• M10: 5,886,227 km (0.073 R)
• M11: 6,566,150 km (0.106 R)
• M12: 7,109,938 km (0.071 R)
• M13: 8,371,198 km (0.103 R)
• M14: 10,246,706 km (0.078 R)
• M15: 11,334,283 km (0.093 R)
• M16: 12,280,190 km (0.103 R)
• M17: 16,009,366 km (0.074 R)
• M18: 17,336,000 km (0.098 R)
• M19: 18,806,547 km (0.078 R)
• M20: 20,971,976 km (0.06 R)
• M21: 22,074,961 km (0.087 R)
• M22: 30,504,502 km (0.085 R)
• M23: 33,910,247 km (0.028 R)
• M24: 37,105,657 km (0.03 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 159.6

Radius: 3

Gravity: 17.73 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 9.02 AU - 14.76 AU

Year: 18433 Days

Day: 21.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 64,541,357 km

• M1: 37,250 km (0.052 R)
• M2: 158,873 km (0.069 R)
• M3: 447,597 km (0.038 R)
• M4: 1,174,642 km (0.103 R)
• M5: 1,269,787 km (0.036 R)
• M6: 1,969,606 km (0.089 R)
• M7: 2,138,950 km (0.084 R)
• M8: 3,273,052 km (0.052 R)
• M9: 4,998,514 km (0.057 R)
• M10: 5,313,716 km (0.114 R)
• M11: 5,542,152 km (0.112 R)
• M12: 5,983,616 km (0.109 R)
• M13: 6,338,911 km (0.113 R)
• M14: 6,448,267 km (0.056 R)
• M15: 8,199,010 km (0.052 R)
• M16: 8,548,172 km (0.101 R)
• M17: 9,044,238 km (0.08 R)
• M18: 10,647,329 km (0.026 R)
• M19: 16,367,802 km (0.097 R)
• M20: 17,845,231 km (0.1 R)
• M21: 18,136,348 km (0.097 R)
• M22: 19,949,923 km (0.042 R)
• M23: 24,375,776 km (0.034 R)
• M24: 25,461,408 km (0.049 R)
• M25: 26,958,434 km (0.072 R)
• M26: 27,728,414 km (0.107 R)
• M27: 29,413,335 km (0.07 R)
• M28: 30,126,468 km (0.077 R)
• M29: 34,199,868 km (0.113 R)
• M30: 38,022,393 km (0.042 R)
• M31: 38,746,746 km (0.055 R)
• M32: 43,680,035 km (0.028 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 311.4

Radius: 5.5

Gravity: 10.29 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 11.37 AU - 16.33 AU

Year: 23174 Days

Day: 19.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,541,357 km

• M1: 68,965 km (0.1 R)
• M2: 264,938 km (0.07 R)
• M3: 607,816 km (0.062 R)
• M4: 1,970,653 km (0.112 R)
• M5: 3,550,556 km (0.106 R)
• M6: 4,643,219 km (0.05 R)
• M7: 5,412,002 km (0.112 R)
• M8: 5,943,523 km (0.059 R)
• M9: 6,467,565 km (0.117 R)
• M10: 6,934,609 km (0.086 R)
• M11: 7,378,317 km (0.1 R)
• M12: 10,505,211 km (0.08 R)
• M13: 11,390,831 km (0.1 R)
• M14: 13,580,943 km (0.056 R)
• M15: 14,992,250 km (0.105 R)
• M16: 15,359,812 km (0.08 R)
• M17: 16,036,593 km (0.07 R)
• M18: 18,773,186 km (0.107 R)
• M19: 19,985,079 km (0.12 R)
• M20: 24,739,449 km (0.107 R)
• M21: 35,228,055 km (0.091 R)
• M22: 38,692,741 km (0.085 R)
• M23: 40,083,553 km (0.086 R)
• M24: 40,365,694 km (0.072 R)
• M25: 46,600,784 km (0.1 R)
• M26: 53,961,149 km (0.062 R)
• M27: 61,683,391 km (0.114 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: 430 - 19,371 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit