🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.18 AU - 1.56 AU

Year: 586 Days

Day: 12.8 Hours

Environment

Temp: -8 °C

Axial Tilt: 25.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.19 AU - 2.63 AU

Year: 1367 Days

Day: 43.7 Hours

Environment

Temp: -92 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.74 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.6

Radius: 12.6

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 4.22 AU - 5.92 AU

Year: 4170 Days

Day: 11 Hours

Environment

Temp: -145 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,503,040 km

• M1: 168,447 km (0.088 R)
• M2: 586,424 km (0.119 R)
• M3: 1,110,315 km (0.064 R)
• M4: 1,850,825 km (0.077 R)
• M5: 3,269,162 km (0.05 R)
• M6: 4,354,644 km (0.1 R)
• M7: 6,612,076 km (0.112 R)
• M8: 7,288,558 km (0.114 R)
• M9: 8,406,054 km (0.102 R)
• M10: 11,181,094 km (0.111 R)
• M11: 11,592,489 km (0.086 R)
• M12: 12,358,430 km (0.119 R)
• M13: 12,842,828 km (0.065 R)
• M14: 15,257,188 km (0.089 R)
• M15: 17,626,369 km (0.116 R)
• M16: 18,582,000 km (0.082 R)
• M17: 19,750,360 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.9

Radius: 13.4

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 8.93 AU - 9.65 AU

Year: 10342 Days

Day: 7.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,503,040 km

• M1: 175,628 km (0.11 R)
• M2: 1,887,177 km (0.119 R)
• M3: 4,440,663 km (0.059 R)
• M4: 5,174,890 km (0.096 R)
• M5: 6,205,020 km (0.12 R)
• M6: 9,862,240 km (0.092 R)
• M7: 10,341,850 km (0.072 R)
• M8: 16,274,304 km (0.11 R)
• M9: 17,444,907 km (0.102 R)
• M10: 19,815,884 km (0.05 R)
• M11: 22,097,401 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.5

Radius: 12.4

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 7.96 AU - 11.02 AU

Year: 10678 Days

Day: 10.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 53,503,040 km

• M1: 154,235 km (0.081 R)
• M2: 587,471 km (0.096 R)
• M3: 1,192,594 km (0.08 R)
• M4: 1,697,786 km (0.1 R)
• M5: 2,922,694 km (0.095 R)
• M6: 4,823,783 km (0.083 R)
• M7: 5,657,791 km (0.03 R)
• M8: 6,782,917 km (0.1 R)
• M9: 9,323,837 km (0.102 R)
• M10: 10,190,906 km (0.066 R)
• M11: 12,203,895 km (0.091 R)
• M12: 16,271,461 km (0.119 R)
• M13: 19,167,826 km (0.058 R)
• M14: 20,316,438 km (0.088 R)
• M15: 23,388,729 km (0.089 R)
• M16: 27,366,537 km (0.1 R)
• M17: 30,990,396 km (0.086 R)
• M18: 35,649,173 km (0.069 R)
• M19: 44,042,062 km (0.044 R)
• M20: 48,543,761 km (0.11 R)
• M21: 50,058,888 km (0.105 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 12,969 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit