🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.54 AU - 0.76 AU

Year: 236 Days

Day: 14.4 Hours

Environment

Temp: -14 °C

Axial Tilt: 6.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 69,442,002 km

• M1: 20,645 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.61 AU - 0.71 AU

Year: 241 Days

Day: 41.9 Hours

Environment

Temp: -10 °C

Axial Tilt: 8.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.04 AU - 1.5 AU

Year: 643 Days

Day: 23.9 Hours

Environment

Temp: -91 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.84 AU - 2.06 AU

Year: 1224 Days

Day: 45.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.3

Radius: 13.6

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3 AU - 4.14 AU

Year: 3033 Days

Day: 9.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,442,002 km

• M1: 169,195 km (0.106 R)
• M2: 625,170 km (0.098 R)
• M3: 1,462,170 km (0.051 R)
• M4: 2,794,339 km (0.074 R)
• M5: 3,578,680 km (0.106 R)
• M6: 5,215,281 km (0.112 R)
• M7: 5,757,723 km (0.104 R)
• M8: 6,761,973 km (0.059 R)
• M9: 7,589,399 km (0.046 R)
• M10: 8,095,638 km (0.085 R)
• M11: 9,235,873 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 338.7

Radius: 5.6

Gravity: 10.8 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 13.84 AU - 15.14 AU

Year: 24798 Days

Day: 19.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,442,002 km

• M1: 70,161 km (0.05 R)
• M2: 1,317,359 km (0.078 R)
• M3: 1,512,434 km (0.05 R)
• M4: 2,364,245 km (0.048 R)
• M5: 3,727,979 km (0.106 R)
• M6: 15,054,034 km (0.101 R)
• M7: 20,562,826 km (0.113 R)
• M8: 23,966,476 km (0.049 R)
• M9: 27,390,772 km (0.113 R)
• M10: 32,236,546 km (0.043 R)
• M11: 38,740,762 km (0.069 R)
• M12: 46,863,179 km (0.103 R)
• M13: 50,642,021 km (0.119 R)
• M14: 64,170,455 km (0.091 R)
• M15: 64,566,142 km (0.093 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 11,597 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit