🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.64 AU - 0.92 AU

Year: 241 Days

Day: 33.3 Hours

Environment

Temp: 137 °C

Axial Tilt: 11.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 28,594,223 km

• M1: 315,502 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.83 AU - 0.97 AU

Year: 299 Days

Day: 40 Hours

Environment

Temp: 147 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.06 AU - 1.66 AU

Year: 555 Days

Day: 20.7 Hours

Environment

Temp: 16 °C

Axial Tilt: 14.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 28,594,223 km

• M1: 565,480 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.35 AU - 2.01 AU

Year: 762 Days

Day: 46.9 Hours

Environment

Temp: -29 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.1 AU - 2.56 AU

Year: 1244 Days

Day: 26 Hours

Environment

Temp: -75 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 4.17 AU - 6.57 AU

Year: 4353 Days

Day: 37.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.9

Radius: 14.6

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 5.6 AU - 6.46 AU

Year: 5180 Days

Day: 6.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,594,223 km

• M1: 181,612 km (0.112 R)
• M2: 658,231 km (0.082 R)
• M3: 1,211,892 km (0.106 R)
• M4: 1,841,251 km (0.057 R)
• M5: 2,965,179 km (0.116 R)
• M6: 3,972,721 km (0.105 R)
• M7: 4,483,747 km (0.084 R)
• M8: 4,986,546 km (0.118 R)
• M9: 5,443,418 km (0.12 R)
• M10: 6,196,793 km (0.107 R)
• M11: 7,422,298 km (0.113 R)
• M12: 8,020,391 km (0.034 R)
• M13: 8,650,796 km (0.097 R)
• M14: 10,095,164 km (0.119 R)
• M15: 11,098,816 km (0.081 R)
• M16: 11,648,438 km (0.117 R)
• M17: 12,555,899 km (0.055 R)
• M18: 13,052,115 km (0.098 R)
• M19: 15,058,671 km (0.105 R)
• M20: 20,482,940 km (0.059 R)
• M21: 22,596,010 km (0.096 R)
• M22: 24,311,748 km (0.08 R)
• M23: 25,162,511 km (0.086 R)
• M24: 25,634,792 km (0.091 R)

Kuiper Belt

Range: 31.4 - 47.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 18,728 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit