🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.63 AU - 0.79 AU

Year: 223 Days

Day: 40.6 Hours

Environment

Temp: 194 °C

Axial Tilt: 5.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 32,366,615 km

• M1: 369,806 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.06 AU - 1.36 AU

Year: 496 Days

Day: 13.7 Hours

Environment

Temp: -17 °C

Axial Tilt: 27.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.2 AU - 1.34 AU

Year: 534 Days

Day: 19.1 Hours

Environment

Temp: -10 °C

Axial Tilt: 13.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.99 AU - 2.71 AU

Year: 1343 Days

Day: 25.2 Hours

Environment

Temp: -83 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 32,366,615 km

• M1: 67,169 km (0.069 R)
• M2: 180,415 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.27 AU - 4.17 AU

Year: 2675 Days

Day: 36.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,366,615 km

• M1: 308,920 km (0.083 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.56 AU - 4.16 AU

Year: 2827 Days

Day: 43.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 174.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.4

Radius: 11.5

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 8.75 AU - 9.39 AU

Year: 10183 Days

Day: 13.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 32,366,615 km

• M1: 143,016 km (0.085 R)
• M2: 510,129 km (0.087 R)
• M3: 881,131 km (0.092 R)
• M4: 1,548,488 km (0.078 R)
• M5: 2,669,424 km (0.036 R)
• M6: 3,618,324 km (0.108 R)
• M7: 4,342,527 km (0.072 R)
• M8: 4,779,203 km (0.111 R)
• M9: 11,054,235 km (0.107 R)
• M10: 12,372,043 km (0.084 R)
• M11: 12,937,822 km (0.087 R)
• M12: 14,121,590 km (0.106 R)
• M13: 14,739,878 km (0.108 R)
• M14: 15,317,476 km (0.056 R)
• M15: 16,579,633 km (0.111 R)
• M16: 18,303,000 km (0.116 R)
• M17: 22,783,157 km (0.06 R)
• M18: 25,071,855 km (0.06 R)
• M19: 25,812,215 km (0.092 R)
• M20: 26,992,991 km (0.041 R)
• M21: 27,945,630 km (0.113 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 310 - 17,550 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit