🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.43 AU - 0.59 AU

Year: 232 Days

Day: 18 Hours

Environment

Temp: -108 °C

Axial Tilt: 48.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,651,652 km

• M1: 42,486 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.8

Radius: 9.7

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.82 AU - 0.9 AU

Year: 507 Days

Day: 10.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 37,651,652 km

• M1: 120,725 km (0.106 R)
• M2: 630,256 km (0.078 R)
• M3: 1,127,070 km (0.056 R)
• M4: 1,507,947 km (0.078 R)
• M5: 2,005,060 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242

Radius: 15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.07 AU - 1.65 AU

Year: 1008 Days

Day: 14.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 37,651,652 km

• M1: 187,297 km (0.089 R)
• M2: 775,515 km (0.078 R)
• M3: 1,463,366 km (0.079 R)
• M4: 2,714,902 km (0.074 R)
• M5: 3,740,994 km (0.075 R)
• M6: 5,230,390 km (0.066 R)
• M7: 6,797,578 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.6

Radius: 8.3

Gravity: 12.1 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.46 AU - 2.1 AU

Year: 1510 Days

Day: 6.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 37,651,652 km

• M1: 103,223 km (0.109 R)
• M2: 380,577 km (0.099 R)
• M3: 689,796 km (0.114 R)
• M4: 1,039,256 km (0.105 R)
• M5: 1,589,627 km (0.117 R)
• M6: 1,861,297 km (0.112 R)
• M7: 2,371,874 km (0.115 R)
• M8: 3,277,989 km (0.105 R)
• M9: 3,844,815 km (0.091 R)
• M10: 4,613,598 km (0.065 R)
• M11: 5,108,917 km (0.091 R)
• M12: 5,503,406 km (0.072 R)
• M13: 5,823,995 km (0.119 R)
• M14: 6,378,105 km (0.109 R)
• M15: 7,703,542 km (0.093 R)
• M16: 9,045,435 km (0.059 R)
• M17: 9,821,699 km (0.034 R)
• M18: 10,123,886 km (0.075 R)
• M19: 10,747,111 km (0.092 R)
• M20: 11,249,461 km (0.106 R)
• M21: 11,580,521 km (0.091 R)
• M22: 12,146,599 km (0.05 R)
• M23: 12,534,357 km (0.08 R)
• M24: 14,210,601 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.2

Radius: 8.6

Gravity: 12.79 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.73 AU - 2.21 AU

Year: 1758 Days

Day: 14.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,651,652 km

• M1: 106,962 km (0.065 R)
• M2: 399,576 km (0.051 R)
• M3: 705,204 km (0.046 R)
• M4: 1,603,689 km (0.084 R)
• M5: 1,879,697 km (0.091 R)
• M6: 2,367,386 km (0.098 R)
• M7: 3,109,242 km (0.106 R)
• M8: 3,997,853 km (0.066 R)
• M9: 4,450,088 km (0.03 R)
• M10: 5,387,169 km (0.077 R)
• M11: 6,064,698 km (0.059 R)
• M12: 6,824,954 km (0.104 R)
• M13: 7,530,009 km (0.095 R)
• M14: 8,189,885 km (0.12 R)
• M15: 9,728,350 km (0.114 R)
• M16: 10,438,191 km (0.08 R)
• M17: 12,650,744 km (0.08 R)
• M18: 14,788,049 km (0.059 R)
• M19: 15,582,713 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.9

Radius: 14.3

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.99 AU - 2.39 AU

Year: 2061 Days

Day: 11.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,651,652 km

• M1: 177,872 km (0.052 R)
• M2: 661,223 km (0.083 R)
• M3: 1,115,103 km (0.082 R)
• M4: 1,686,118 km (0.106 R)
• M5: 2,943,936 km (0.065 R)
• M6: 3,565,216 km (0.093 R)
• M7: 4,079,235 km (0.032 R)
• M8: 5,299,355 km (0.045 R)
• M9: 5,749,196 km (0.094 R)
• M10: 6,999,684 km (0.098 R)
• M11: 7,595,981 km (0.097 R)
• M12: 8,424,604 km (0.082 R)
• M13: 9,716,531 km (0.117 R)
• M14: 10,626,535 km (0.064 R)
• M15: 12,429,189 km (0.047 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.4

Radius: 12

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.72 AU - 3.7 AU

Year: 3657 Days

Day: 12.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 37,651,652 km

• M1: 149,299 km (0.116 R)
• M2: 561,740 km (0.107 R)
• M3: 1,369,419 km (0.114 R)
• M4: 1,778,270 km (0.108 R)
• M5: 2,375,315 km (0.069 R)
• M6: 2,764,419 km (0.115 R)
• M7: 3,995,909 km (0.12 R)
• M8: 4,575,451 km (0.097 R)
• M9: 6,409,222 km (0.105 R)
• M10: 6,815,380 km (0.091 R)
• M11: 8,138,274 km (0.053 R)
• M12: 9,072,213 km (0.085 R)
• M13: 13,082,035 km (0.095 R)
• M14: 15,224,725 km (0.055 R)
• M15: 16,178,411 km (0.097 R)
• M16: 16,875,238 km (0.026 R)
• M17: 17,290,821 km (0.082 R)
• M18: 19,150,323 km (0.114 R)
• M19: 19,733,306 km (0.045 R)
• M20: 20,528,867 km (0.109 R)
• M21: 21,002,793 km (0.102 R)
• M22: 21,762,301 km (0.069 R)
• M23: 25,447,495 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.8

Radius: 11.6

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.85 AU - 3.93 AU

Year: 4878 Days

Day: 14.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 37,651,652 km

• M1: 144,811 km (0.109 R)
• M2: 585,077 km (0.111 R)
• M3: 1,011,132 km (0.115 R)
• M4: 2,053,979 km (0.09 R)
• M5: 2,666,881 km (0.101 R)
• M6: 4,193,827 km (0.105 R)
• M7: 4,577,396 km (0.09 R)
• M8: 6,152,362 km (0.102 R)
• M9: 6,800,719 km (0.117 R)
• M10: 7,332,689 km (0.083 R)
• M11: 8,586,619 km (0.096 R)
• M12: 9,588,326 km (0.036 R)
• M13: 10,583,750 km (0.097 R)
• M14: 10,958,493 km (0.083 R)
• M15: 11,734,756 km (0.113 R)
• M16: 12,455,220 km (0.069 R)
• M17: 13,348,768 km (0.094 R)
• M18: 14,234,237 km (0.032 R)
• M19: 16,341,922 km (0.114 R)
• M20: 17,069,566 km (0.084 R)
• M21: 18,831,230 km (0.064 R)
• M22: 21,897,388 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363.6

Radius: 6.3

Gravity: 9.16 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 6 AU - 6.18 AU

Year: 9556 Days

Day: 19.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 37,651,652 km

• M1: 84,972 km (0.07 R)
• M2: 308,620 km (0.046 R)
• M3: 541,544 km (0.091 R)
• M4: 1,042,996 km (0.101 R)
• M5: 1,309,580 km (0.089 R)
• M6: 2,059,813 km (0.08 R)
• M7: 2,256,085 km (0.087 R)
• M8: 4,553,161 km (0.085 R)
• M9: 6,060,808 km (0.107 R)
• M10: 6,641,547 km (0.053 R)
• M11: 7,221,388 km (0.059 R)
• M12: 7,523,726 km (0.032 R)
• M13: 9,428,705 km (0.117 R)
• M14: 10,067,189 km (0.083 R)
• M15: 16,702,752 km (0.087 R)
• M16: 16,965,895 km (0.095 R)
• M17: 19,898,761 km (0.07 R)
• M18: 22,189,553 km (0.106 R)
• M19: 28,485,978 km (0.09 R)
• M20: 34,053,263 km (0.05 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 15,042 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit