🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.59 AU - 0.71 AU

Year: 195 Days

Day: 33.7 Hours

Environment

Temp: 130 °C

Axial Tilt: 12.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.09 AU - 1.65 AU

Year: 598 Days

Day: 36.6 Hours

Environment

Temp: -41 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,372,634 km

• M1: 33,959 km (0.068 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.66 AU - 2.02 AU

Year: 930 Days

Day: 16.8 Hours

Environment

Temp: -67 °C

Axial Tilt: 47.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,372,634 km

• M1: 1,122,433 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2 AU - 2.88 AU

Year: 1421 Days

Day: 29.8 Hours

Environment

Temp: -89 °C

Axial Tilt: 42.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,372,634 km

• M1: 842,984 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.63 AU - 4.29 AU

Year: 2399 Days

Day: 23.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.79 AU - 4.41 AU

Year: 2546 Days

Day: 47.5 Hours

Environment

Temp: -113 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 47,372,634 km

• M1: 339,288 km (0.111 R)
• M2: 705,653 km (0.057 R)

Asteroid Belt

Center: 4.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.5

Radius: 14

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.64 AU - 5.08 AU

Year: 3994 Days

Day: 12.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,372,634 km

• M1: 174,132 km (0.115 R)
• M2: 971,040 km (0.07 R)
• M3: 1,423,723 km (0.076 R)
• M4: 2,212,852 km (0.057 R)
• M5: 2,911,623 km (0.119 R)
• M6: 3,640,464 km (0.079 R)
• M7: 4,233,470 km (0.066 R)
• M8: 4,708,892 km (0.064 R)
• M9: 5,196,132 km (0.104 R)
• M10: 5,950,704 km (0.079 R)
• M11: 7,099,167 km (0.057 R)
• M12: 8,094,442 km (0.047 R)
• M13: 8,970,038 km (0.118 R)
• M14: 9,649,063 km (0.118 R)
• M15: 10,555,775 km (0.092 R)
• M16: 11,070,093 km (0.12 R)
• M17: 12,758,754 km (0.109 R)
• M18: 14,857,462 km (0.106 R)
• M19: 18,452,000 km (0.112 R)
• M20: 19,025,558 km (0.095 R)
• M21: 20,208,279 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.8

Radius: 11.2

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 5.42 AU - 8.88 AU

Year: 7127 Days

Day: 7.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,372,634 km

• M1: 139,425 km (0.11 R)
• M2: 1,036,863 km (0.086 R)
• M3: 1,445,115 km (0.054 R)
• M4: 2,366,788 km (0.12 R)
• M5: 4,408,948 km (0.082 R)
• M6: 4,922,817 km (0.092 R)
• M7: 6,289,244 km (0.084 R)
• M8: 6,675,506 km (0.117 R)
• M9: 7,531,505 km (0.101 R)
• M10: 9,502,906 km (0.089 R)
• M11: 9,969,651 km (0.094 R)
• M12: 11,087,446 km (0.065 R)
• M13: 13,891,957 km (0.111 R)
• M14: 15,400,054 km (0.116 R)
• M15: 20,859,777 km (0.099 R)
• M16: 21,794,914 km (0.056 R)
• M17: 22,682,777 km (0.044 R)
• M18: 26,894,705 km (0.083 R)
• M19: 28,002,328 km (0.103 R)
• M20: 30,399,335 km (0.097 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.1

Radius: 10.8

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 7.53 AU - 10.81 AU

Year: 10352 Days

Day: 5.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,372,634 km

• M1: 134,339 km (0.082 R)
• M2: 479,162 km (0.05 R)
• M3: 1,095,505 km (0.091 R)
• M4: 1,990,998 km (0.118 R)
• M5: 3,180,301 km (0.091 R)
• M6: 3,559,681 km (0.084 R)
• M7: 6,363,744 km (0.116 R)
• M8: 7,206,877 km (0.098 R)
• M9: 8,253,614 km (0.109 R)
• M10: 10,543,209 km (0.088 R)
• M11: 14,088,978 km (0.097 R)
• M12: 18,510,792 km (0.073 R)
• M13: 30,285,491 km (0.057 R)
• M14: 34,685,912 km (0.03 R)
• M15: 35,264,407 km (0.114 R)
• M16: 36,321,765 km (0.068 R)
• M17: 37,279,191 km (0.101 R)
• M18: 42,716,326 km (0.106 R)
• M19: 45,141,307 km (0.116 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 13,524 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit