🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.46 AU - 0.56 AU

Year: 235 Days

Day: 28.4 Hours

Environment

Temp: -107 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,404,196 km

• M1: 87,515 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.52 AU - 0.64 AU

Year: 285 Days

Day: 40.1 Hours

Environment

Temp: -118 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,404,196 km

• M1: 152,739 km (0.112 R)
• M2: 186,997 km (0.09 R)

Asteroid Belt

Center: 1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531

Radius: 14.9

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.15 AU - 1.69 AU

Year: 1093 Days

Day: 13 Hours

Environment

Temp: -183 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,404,196 km

• M1: 185,801 km (0.101 R)
• M2: 727,345 km (0.118 R)
• M3: 1,312,273 km (0.071 R)
• M4: 1,837,660 km (0.104 R)
• M5: 2,505,465 km (0.106 R)
• M6: 3,103,258 km (0.071 R)
• M7: 3,795,896 km (0.108 R)
• M8: 5,532,578 km (0.08 R)
• M9: 5,998,276 km (0.117 R)
• M10: 8,003,187 km (0.051 R)
• M11: 9,061,891 km (0.116 R)
• M12: 9,567,831 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.5

Radius: 11

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.58 AU - 2.36 AU

Year: 1785 Days

Day: 14.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,404,196 km

• M1: 137,032 km (0.109 R)
• M2: 572,361 km (0.034 R)
• M3: 1,051,673 km (0.108 R)
• M4: 2,150,021 km (0.111 R)
• M5: 3,103,707 km (0.117 R)
• M6: 4,390,099 km (0.099 R)
• M7: 4,870,458 km (0.079 R)
• M8: 6,858,614 km (0.084 R)
• M9: 7,636,373 km (0.117 R)
• M10: 9,071,914 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.9

Radius: 8.9

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 3.22 AU - 3.42 AU

Year: 3906 Days

Day: 11.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,404,196 km

• M1: 110,702 km (0.098 R)
• M2: 400,922 km (0.081 R)
• M3: 982,708 km (0.096 R)
• M4: 1,359,396 km (0.089 R)
• M5: 1,715,439 km (0.111 R)
• M6: 2,046,798 km (0.108 R)
• M7: 2,854,028 km (0.111 R)
• M8: 3,263,478 km (0.119 R)
• M9: 3,647,495 km (0.086 R)
• M10: 4,451,733 km (0.066 R)
• M11: 5,063,738 km (0.09 R)
• M12: 5,516,122 km (0.115 R)
• M13: 5,796,020 km (0.112 R)
• M14: 6,222,374 km (0.117 R)
• M15: 7,239,041 km (0.081 R)
• M16: 10,068,086 km (0.12 R)
• M17: 10,717,939 km (0.039 R)
• M18: 11,292,096 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.6

Radius: 10

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 3.14 AU - 3.6 AU

Year: 3994 Days

Day: 6.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,404,196 km

• M1: 124,316 km (0.059 R)
• M2: 791,971 km (0.08 R)
• M3: 1,165,367 km (0.075 R)
• M4: 1,809,536 km (0.116 R)
• M5: 2,269,250 km (0.109 R)
• M6: 2,889,034 km (0.112 R)
• M7: 4,154,632 km (0.039 R)
• M8: 5,033,669 km (0.064 R)
• M9: 5,649,863 km (0.08 R)
• M10: 8,664,709 km (0.108 R)
• M11: 10,989,609 km (0.108 R)
• M12: 12,340,777 km (0.086 R)
• M13: 12,706,843 km (0.094 R)
• M14: 13,174,486 km (0.106 R)
• M15: 14,144,479 km (0.088 R)
• M16: 16,063,221 km (0.051 R)
• M17: 17,339,889 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.7

Radius: 15

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.72 AU - 5.08 AU

Year: 7003 Days

Day: 10.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,404,196 km

• M1: 186,549 km (0.063 R)
• M2: 917,484 km (0.119 R)
• M3: 1,401,882 km (0.037 R)
• M4: 2,255,786 km (0.057 R)
• M5: 2,749,310 km (0.09 R)
• M6: 4,028,371 km (0.115 R)
• M7: 5,387,169 km (0.101 R)
• M8: 5,882,637 km (0.107 R)
• M9: 7,343,759 km (0.1 R)
• M10: 7,844,613 km (0.102 R)
• M11: 9,403,124 km (0.115 R)
• M12: 10,566,397 km (0.112 R)
• M13: 12,413,781 km (0.116 R)
• M14: 15,086,496 km (0.114 R)
• M15: 18,578,410 km (0.081 R)
• M16: 20,617,728 km (0.097 R)
• M17: 22,727,208 km (0.117 R)
• M18: 26,864,337 km (0.112 R)
• M19: 27,713,754 km (0.091 R)
• M20: 28,581,272 km (0.077 R)
• M21: 29,466,592 km (0.073 R)
• M22: 30,461,717 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 737.5

Radius: 7.3

Gravity: 13.84 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 6.61 AU - 7.29 AU

Year: 11830 Days

Day: 19.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,404,196 km

• M1: 90,806 km (0.096 R)
• M2: 384,766 km (0.106 R)
• M3: 699,220 km (0.091 R)
• M4: 1,499,270 km (0.112 R)
• M5: 3,816,840 km (0.093 R)
• M6: 5,327,031 km (0.086 R)
• M7: 5,571,324 km (0.109 R)
• M8: 9,673,746 km (0.1 R)
• M9: 11,531,004 km (0.096 R)
• M10: 12,976,867 km (0.088 R)
• M11: 14,204,467 km (0.059 R)
• M12: 18,349,376 km (0.118 R)
• M13: 19,726,274 km (0.077 R)
• M14: 22,052,671 km (0.048 R)
• M15: 22,593,467 km (0.114 R)
• M16: 23,607,741 km (0.109 R)
• M17: 27,345,593 km (0.051 R)
• M18: 28,074,733 km (0.084 R)
• M19: 31,459,834 km (0.076 R)
• M20: 35,229,850 km (0.106 R)
• M21: 38,896,942 km (0.118 R)
• M22: 40,084,749 km (0.065 R)
• M23: 40,486,121 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 317.5

Radius: 6.8

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 7.84 AU - 10.72 AU

Year: 18253 Days

Day: 18 Hours

Environment

Temp: -221 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,404,196 km

• M1: 85,121 km (0.102 R)
• M2: 766,390 km (0.112 R)
• M3: 1,034,619 km (0.082 R)
• M4: 1,548,488 km (0.091 R)
• M5: 3,953,273 km (0.055 R)
• M6: 4,893,945 km (0.06 R)
• M7: 5,938,736 km (0.063 R)
• M8: 7,209,121 km (0.104 R)
• M9: 7,465,981 km (0.057 R)
• M10: 11,273,696 km (0.098 R)
• M11: 12,093,492 km (0.107 R)
• M12: 17,325,827 km (0.078 R)
• M13: 17,555,609 km (0.041 R)
• M14: 19,222,279 km (0.062 R)
• M15: 20,991,723 km (0.072 R)
• M16: 22,139,886 km (0.096 R)
• M17: 22,866,932 km (0.06 R)
• M18: 25,045,825 km (0.049 R)
• M19: 29,266,430 km (0.106 R)
• M20: 41,909,395 km (0.09 R)
• M21: 42,185,552 km (0.052 R)
• M22: 48,115,911 km (0.116 R)
• M23: 50,573,355 km (0.061 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: 406 - 16,409 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit