🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.62 AU - 0.78 AU

Year: 205 Days

Day: 13.1 Hours

Environment

Temp: 141 °C

Axial Tilt: 26.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.61 AU - 0.99 AU

Year: 250 Days

Day: 43.4 Hours

Environment

Temp: 176 °C

Axial Tilt: 2.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.54 AU - 4.12 AU

Year: 2126 Days

Day: 24.2 Hours

Environment

Temp: -102 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 4.66 AU - 5.2 AU

Year: 3830 Days

Day: 27.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,476,738 km

• M1: 29,920 km (0.112 R)

Asteroid Belt

Center: 5.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.1

Radius: 14

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 5.19 AU - 7.33 AU

Year: 5479 Days

Day: 11.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,476,738 km

• M1: 174,431 km (0.06 R)
• M2: 748,887 km (0.045 R)
• M3: 1,201,720 km (0.095 R)
• M4: 1,913,806 km (0.06 R)
• M5: 2,575,627 km (0.083 R)
• M6: 3,125,100 km (0.097 R)
• M7: 4,985,499 km (0.086 R)
• M8: 6,344,745 km (0.11 R)
• M9: 8,828,818 km (0.061 R)
• M10: 10,177,592 km (0.061 R)
• M11: 12,452,676 km (0.114 R)
• M12: 13,709,298 km (0.108 R)
• M13: 15,572,989 km (0.061 R)
• M14: 19,317,723 km (0.101 R)
• M15: 21,876,594 km (0.095 R)
• M16: 22,550,084 km (0.109 R)
• M17: 23,547,303 km (0.102 R)
• M18: 25,057,344 km (0.083 R)
• M19: 26,546,591 km (0.094 R)
• M20: 27,745,169 km (0.089 R)
• M21: 29,069,110 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.4

Radius: 11.5

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 6.12 AU - 9.02 AU

Year: 7287 Days

Day: 5.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,476,738 km

• M1: 144,960 km (0.071 R)
• M2: 565,929 km (0.088 R)
• M3: 2,055,924 km (0.102 R)
• M4: 3,448,530 km (0.103 R)
• M5: 6,675,207 km (0.045 R)
• M6: 7,470,918 km (0.105 R)
• M7: 8,117,180 km (0.069 R)
• M8: 8,948,945 km (0.104 R)
• M9: 9,521,456 km (0.115 R)
• M10: 10,322,552 km (0.055 R)
• M11: 12,059,234 km (0.051 R)
• M12: 15,717,650 km (0.093 R)
• M13: 16,214,614 km (0.061 R)
• M14: 19,483,477 km (0.111 R)
• M15: 21,372,749 km (0.096 R)
• M16: 21,778,308 km (0.087 R)
• M17: 24,468,078 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.1

Radius: 10.2

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 6.44 AU - 10.3 AU

Year: 8472 Days

Day: 5 Hours

Environment

Temp: -157 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,476,738 km

• M1: 126,859 km (0.116 R)
• M2: 537,206 km (0.112 R)
• M3: 1,688,362 km (0.066 R)
• M4: 2,085,993 km (0.063 R)
• M5: 2,622,600 km (0.071 R)
• M6: 3,094,582 km (0.092 R)
• M7: 3,502,834 km (0.109 R)
• M8: 5,131,057 km (0.094 R)
• M9: 5,805,295 km (0.095 R)
• M10: 7,448,478 km (0.034 R)
• M11: 9,474,482 km (0.078 R)
• M12: 10,690,114 km (0.097 R)
• M13: 11,627,794 km (0.118 R)
• M14: 12,394,184 km (0.109 R)
• M15: 14,519,969 km (0.097 R)
• M16: 14,959,787 km (0.108 R)
• M17: 15,866,500 km (0.029 R)
• M18: 19,329,242 km (0.106 R)
• M19: 19,785,216 km (0.115 R)
• M20: 21,926,560 km (0.109 R)
• M21: 24,042,921 km (0.11 R)
• M22: 26,107,222 km (0.105 R)
• M23: 33,439,014 km (0.088 R)
• M24: 34,096,496 km (0.12 R)
• M25: 38,581,889 km (0.072 R)
• M26: 39,792,435 km (0.109 R)
• M27: 40,778,884 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.1

Radius: 9.1

Gravity: 9.43 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 7.9 AU - 12.44 AU

Year: 11346 Days

Day: 6.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,476,738 km

• M1: 116,686 km (0.111 R)
• M2: 609,462 km (0.088 R)
• M3: 1,068,727 km (0.077 R)
• M4: 3,049,403 km (0.082 R)
• M5: 3,412,926 km (0.058 R)
• M6: 4,257,107 km (0.101 R)
• M7: 4,807,477 km (0.105 R)
• M8: 5,829,679 km (0.111 R)
• M9: 9,256,967 km (0.055 R)
• M10: 11,449,473 km (0.096 R)
• M11: 12,092,145 km (0.115 R)
• M12: 14,498,278 km (0.099 R)
• M13: 20,404,252 km (0.06 R)
• M14: 27,635,364 km (0.086 R)
• M15: 27,947,276 km (0.11 R)
• M16: 32,681,151 km (0.103 R)
• M17: 33,972,779 km (0.067 R)
• M18: 35,176,144 km (0.081 R)
• M19: 37,667,846 km (0.099 R)
• M20: 38,696,780 km (0.045 R)
• M21: 40,141,896 km (0.052 R)
• M22: 43,279,113 km (0.12 R)

Kuiper Belt

Range: 31.4 - 60.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 20,041 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit