🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.66 AU - 0.84 AU

Year: 238 Days

Day: 35.8 Hours

Environment

Temp: 102 °C

Axial Tilt: 14.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 36,624,259 km

• M1: 398,529 km (0.054 R)
• M2: 443,707 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.77 AU - 1.13 AU

Year: 340 Days

Day: 31.1 Hours

Environment

Temp: 41 °C

Axial Tilt: 21.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.93 AU - 1.05 AU

Year: 362 Days

Day: 44.4 Hours

Environment

Temp: 29 °C

Axial Tilt: 44.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 36,624,259 km

• M1: 90,507 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.88 AU - 1.38 AU

Year: 441 Days

Day: 27.7 Hours

Environment

Temp: 25 °C

Axial Tilt: 38 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.26 AU - 4 AU

Year: 2539 Days

Day: 22.3 Hours

Environment

Temp: -113 °C

Axial Tilt: 47 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,624,259 km

• M1: 40,840 km (0.034 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.48 AU - 4.7 AU

Year: 3610 Days

Day: 37.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.17 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.4

Radius: 11.4

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 8.04 AU - 11.44 AU

Year: 11159 Days

Day: 13.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 36,624,259 km

• M1: 141,819 km (0.067 R)
• M2: 711,787 km (0.099 R)
• M3: 1,371,214 km (0.057 R)
• M4: 1,746,555 km (0.08 R)
• M5: 2,476,593 km (0.088 R)
• M6: 3,022,176 km (0.09 R)
• M7: 3,833,595 km (0.058 R)
• M8: 4,329,662 km (0.051 R)
• M9: 5,038,307 km (0.113 R)
• M10: 5,950,555 km (0.11 R)
• M11: 7,749,319 km (0.077 R)
• M12: 8,220,702 km (0.066 R)
• M13: 9,885,876 km (0.07 R)
• M14: 10,535,280 km (0.081 R)
• M15: 11,612,984 km (0.082 R)
• M16: 13,758,815 km (0.116 R)
• M17: 16,030,609 km (0.085 R)
• M18: 22,784,653 km (0.059 R)
• M19: 24,082,864 km (0.075 R)
• M20: 28,089,543 km (0.058 R)
• M21: 28,550,305 km (0.069 R)
• M22: 31,917,454 km (0.109 R)
• M23: 33,028,068 km (0.026 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 12,621 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit