🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.43 AU - 0.59 AU

Year: 132 Days

Day: 13.3 Hours

Environment

Temp: 175 °C

Axial Tilt: 4.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 22,988,780 km

• M1: 236,215 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.48 AU - 0.7 AU

Year: 165 Days

Day: 35.7 Hours

Environment

Temp: 204 °C

Axial Tilt: 15.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.89 AU - 0.93 AU

Year: 315 Days

Day: 39.2 Hours

Environment

Temp: 83 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 22,988,780 km

• M1: 44,131 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.86 AU - 1.36 AU

Year: 425 Days

Day: 40.8 Hours

Environment

Temp: 21 °C

Axial Tilt: 35.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 22,988,780 km

• M1: 51,312 km (0.1 R)
• M2: 414,536 km (0.097 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.15 AU - 2.75 AU

Year: 1394 Days

Day: 21.1 Hours

Environment

Temp: -91 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.22 AU - 3.48 AU

Year: 1749 Days

Day: 28.2 Hours

Environment

Temp: -103 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.75 AU - 5.05 AU

Year: 3354 Days

Day: 30.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.6

Radius: 14

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.81 AU - 6.65 AU

Year: 5651 Days

Day: 14.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 22,988,780 km

• M1: 174,132 km (0.1 R)
• M2: 880,383 km (0.118 R)
• M3: 2,225,568 km (0.092 R)
• M4: 3,345,158 km (0.102 R)
• M5: 4,288,971 km (0.099 R)
• M6: 4,788,628 km (0.041 R)
• M7: 6,763,021 km (0.1 R)
• M8: 7,221,987 km (0.1 R)
• M9: 8,725,146 km (0.073 R)
• M10: 9,799,109 km (0.077 R)
• M11: 11,126,192 km (0.047 R)
• M12: 17,708,947 km (0.117 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 17,359 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit