🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.42 AU - 0.66 AU

Year: 147 Days

Day: 47.8 Hours

Environment

Temp: 182 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 72,254,911 km

• M1: 62,682 km (0.079 R)
• M2: 374,743 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.75 AU - 1.15 AU

Year: 343 Days

Day: 47.6 Hours

Environment

Temp: 21 °C

Axial Tilt: 32.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.92 AU - 1.44 AU

Year: 475 Days

Day: 41.1 Hours

Environment

Temp: 16 °C

Axial Tilt: 17.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.14 AU - 4.46 AU

Year: 3307 Days

Day: 12.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.5

Radius: 15

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 4.71 AU - 5.01 AU

Year: 3973 Days

Day: 6.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,254,911 km

• M1: 186,549 km (0.107 R)
• M2: 1,101,788 km (0.076 R)
• M3: 1,604,437 km (0.056 R)
• M4: 2,365,890 km (0.105 R)
• M5: 2,840,415 km (0.079 R)
• M6: 3,880,419 km (0.043 R)
• M7: 4,762,747 km (0.084 R)
• M8: 5,476,030 km (0.099 R)
• M9: 6,085,791 km (0.092 R)
• M10: 7,021,974 km (0.09 R)
• M11: 7,541,827 km (0.084 R)
• M12: 8,549,818 km (0.064 R)
• M13: 9,296,161 km (0.04 R)
• M14: 12,441,905 km (0.045 R)
• M15: 13,648,861 km (0.086 R)
• M16: 14,565,297 km (0.119 R)
• M17: 16,863,270 km (0.055 R)
• M18: 17,444,309 km (0.076 R)
• M19: 20,096,679 km (0.052 R)
• M20: 21,082,080 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 413.4

Radius: 6.6

Gravity: 9.49 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 12.43 AU - 19.65 AU

Year: 23824 Days

Day: 16.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 72,254,911 km

• M1: 147,952 km (0.061 R)
• M2: 502,948 km (0.12 R)
• M3: 1,487,003 km (0.104 R)
• M4: 1,916,199 km (0.103 R)
• M5: 3,591,695 km (0.08 R)
• M6: 6,528,152 km (0.065 R)
• M7: 9,212,386 km (0.099 R)
• M8: 18,561,805 km (0.082 R)
• M9: 21,306,626 km (0.068 R)
• M10: 21,691,990 km (0.076 R)
• M11: 22,476,482 km (0.106 R)
• M12: 33,417,920 km (0.096 R)
• M13: 35,396,502 km (0.106 R)
• M14: 49,939,659 km (0.077 R)
• M15: 71,392,293 km (0.051 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 421 - 11,030 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit