🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.45 AU - 0.71 AU

Year: 155 Days

Day: 37 Hours

Environment

Temp: 216 °C

Axial Tilt: 21 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.63 AU - 0.79 AU

Year: 210 Days

Day: 35.5 Hours

Environment

Temp: 161 °C

Axial Tilt: 24.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 35,009,151 km

• M1: 46,675 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.4 AU - 1.42 AU

Year: 588 Days

Day: 37.1 Hours

Environment

Temp: 9 °C

Axial Tilt: 13.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.68 AU - 1.78 AU

Year: 800 Days

Day: 46.6 Hours

Environment

Temp: -38 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.49 AU - 3.17 AU

Year: 1673 Days

Day: 17.5 Hours

Environment

Temp: -88 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,009,151 km

• M1: 26,030 km (0.117 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.51 AU - 3.27 AU

Year: 1727 Days

Day: 44.3 Hours

Environment

Temp: -85 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.15 AU - 4.39 AU

Year: 3101 Days

Day: 37.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,009,151 km

• M1: 2,109,330 km (0.06 R)

Asteroid Belt

Center: 5.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.2

Radius: 12.9

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 6.61 AU - 7.25 AU

Year: 6412 Days

Day: 12.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,009,151 km

• M1: 160,369 km (0.026 R)
• M2: 711,487 km (0.09 R)
• M3: 1,139,487 km (0.107 R)
• M4: 1,772,884 km (0.058 R)
• M5: 2,243,519 km (0.098 R)
• M6: 4,865,222 km (0.116 R)
• M7: 6,959,891 km (0.036 R)
• M8: 8,709,289 km (0.117 R)
• M9: 11,021,623 km (0.047 R)
• M10: 13,167,605 km (0.1 R)
• M11: 17,018,104 km (0.083 R)
• M12: 18,204,415 km (0.116 R)
• M13: 22,558,910 km (0.072 R)
• M14: 24,071,195 km (0.112 R)
• M15: 27,474,098 km (0.08 R)
• M16: 27,920,797 km (0.039 R)
• M17: 28,554,494 km (0.068 R)
• M18: 32,859,471 km (0.076 R)

Kuiper Belt

Range: 31.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 233 - 12,341 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit