🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.75 AU - 0.79 AU

Year: 243 Days

Day: 20.4 Hours

Environment

Temp: 188 °C

Axial Tilt: 4.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.67 AU - 1.11 AU

Year: 302 Days

Day: 41.9 Hours

Environment

Temp: 168 °C

Axial Tilt: 11.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.83 AU - 1.37 AU

Year: 415 Days

Day: 13.8 Hours

Environment

Temp: 27 °C

Axial Tilt: 161.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 16,558,698 km

• M1: 72,256 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.91 AU - 1.49 AU

Year: 473 Days

Day: 25.3 Hours

Environment

Temp: 12 °C

Axial Tilt: 17 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 4.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.3

Radius: 13

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 7.32 AU - 8.64 AU

Year: 8113 Days

Day: 6.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 16,558,698 km

• M1: 168,746 km (0.117 R)
• M2: 603,328 km (0.111 R)
• M3: 1,258,716 km (0.06 R)
• M4: 2,186,971 km (0.069 R)
• M5: 3,312,845 km (0.033 R)
• M6: 3,864,113 km (0.086 R)
• M7: 4,500,203 km (0.059 R)
• M8: 9,524,448 km (0.079 R)
• M9: 10,304,301 km (0.116 R)
• M10: 11,713,513 km (0.11 R)
• M11: 12,852,103 km (0.083 R)
• M12: 13,297,755 km (0.11 R)
• M13: 14,430,360 km (0.111 R)
• M14: 16,536,997 km (0.067 R)
• M15: 18,215,336 km (0.112 R)
• M16: 18,714,993 km (0.063 R)
• M17: 20,070,499 km (0.097 R)
• M18: 20,536,496 km (0.088 R)
• M19: 23,193,953 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.6

Radius: 10

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 10.04 AU - 11.44 AU

Year: 12667 Days

Day: 8.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 16,558,698 km

• M1: 124,316 km (0.066 R)
• M2: 642,972 km (0.082 R)
• M3: 1,200,074 km (0.048 R)
• M4: 2,046,050 km (0.105 R)
• M5: 2,543,463 km (0.074 R)
• M6: 6,361,201 km (0.051 R)
• M7: 6,703,331 km (0.094 R)
• M8: 9,119,636 km (0.113 R)
• M9: 14,984,770 km (0.048 R)
• M10: 16,022,381 km (0.117 R)

Kuiper Belt

Range: 30.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 18,578 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit