🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.57 AU - 0.89 AU

Year: 234 Days

Day: 47.7 Hours

Environment

Temp: 115 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.74 AU - 1.14 AU

Year: 342 Days

Day: 26.1 Hours

Environment

Temp: 33 °C

Axial Tilt: 141.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.61 AU - 1.83 AU

Year: 845 Days

Day: 40.7 Hours

Environment

Temp: -60 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.54 AU - 2.3 AU

Year: 997 Days

Day: 27.2 Hours

Environment

Temp: -73 °C

Axial Tilt: 19 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,365,640 km

• M1: 306,376 km (0.112 R)
• M2: 666,010 km (0.12 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.07 AU - 2.19 AU

Year: 1165 Days

Day: 47.2 Hours

Environment

Temp: -87 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.86 AU - 3.04 AU

Year: 1437 Days

Day: 12.8 Hours

Environment

Temp: -93 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.81 AU - 4.29 AU

Year: 3054 Days

Day: 17.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 11.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.6

Radius: 12.2

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 9.22 AU - 13.54 AU

Year: 14386 Days

Day: 9.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 105.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,365,640 km

• M1: 151,692 km (0.045 R)
• M2: 816,655 km (0.11 R)
• M3: 1,633,310 km (0.055 R)
• M4: 3,267,965 km (0.095 R)
• M5: 3,899,119 km (0.079 R)
• M6: 7,036,635 km (0.056 R)
• M7: 7,511,309 km (0.089 R)
• M8: 9,917,890 km (0.092 R)
• M9: 10,979,736 km (0.115 R)
• M10: 11,403,546 km (0.074 R)
• M11: 14,305,745 km (0.112 R)
• M12: 14,876,162 km (0.12 R)
• M13: 16,265,926 km (0.09 R)
• M14: 20,473,366 km (0.105 R)
• M15: 21,525,638 km (0.09 R)
• M16: 22,275,123 km (0.065 R)
• M17: 23,214,598 km (0.114 R)
• M18: 31,598,361 km (0.114 R)
• M19: 32,457,801 km (0.098 R)
• M20: 39,162,329 km (0.084 R)
• M21: 41,035,594 km (0.088 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 14,934 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit