🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.49 AU - 0.79 AU

Year: 187 Days

Day: 21.5 Hours

Environment

Temp: 171 °C

Axial Tilt: 28.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.98 AU - 1.06 AU

Year: 376 Days

Day: 28.5 Hours

Environment

Temp: 40 °C

Axial Tilt: 35.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.41 AU - 1.55 AU

Year: 658 Days

Day: 47.2 Hours

Environment

Temp: -36 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,950,034 km

• M1: 112,946 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.72 AU - 2.66 AU

Year: 1184 Days

Day: 40 Hours

Environment

Temp: -83 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,950,034 km

• M1: 139,724 km (0.12 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.09 AU - 2.31 AU

Year: 1192 Days

Day: 31.4 Hours

Environment

Temp: -71 °C

Axial Tilt: 145.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.08 AU - 4.64 AU

Year: 2770 Days

Day: 22.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,950,034 km

• M1: 1,008,140 km (0.031 R)

Asteroid Belt

Center: 10.16 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 16.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 642.1

Radius: 5.5

Gravity: 21.23 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 15.64 AU - 17.26 AU

Year: 24369 Days

Day: 20.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,950,034 km

• M1: 68,366 km (0.08 R)
• M2: 246,388 km (0.092 R)
• M3: 717,322 km (0.115 R)
• M4: 959,970 km (0.105 R)
• M5: 1,378,844 km (0.116 R)
• M6: 2,572,784 km (0.073 R)
• M7: 2,772,348 km (0.109 R)
• M8: 4,544,634 km (0.119 R)
• M9: 5,875,756 km (0.043 R)
• M10: 6,357,162 km (0.11 R)
• M11: 6,723,377 km (0.09 R)
• M12: 23,594,875 km (0.114 R)
• M13: 25,712,134 km (0.113 R)
• M14: 28,563,320 km (0.097 R)
• M15: 32,683,395 km (0.053 R)
• M16: 39,886,083 km (0.104 R)
• M17: 43,690,956 km (0.077 R)
• M18: 56,932,462 km (0.045 R)
• M19: 65,306,352 km (0.104 R)
• M20: 67,248,282 km (0.031 R)
• M21: 69,450,662 km (0.055 R)
• M22: 69,896,912 km (0.06 R)
• M23: 84,188,446 km (0.071 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 11,358 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit