🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.73 AU - 0.77 AU

Year: 228 Days

Day: 42.7 Hours

Environment

Temp: 136 °C

Axial Tilt: 2.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,748,399 km

• M1: 12,566 km (0.045 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.56 AU - 0.94 AU

Year: 228 Days

Day: 19.8 Hours

Environment

Temp: 169 °C

Axial Tilt: 23.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.19 AU - 1.83 AU

Year: 652 Days

Day: 16.7 Hours

Environment

Temp: -14 °C

Axial Tilt: 14.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.62 AU - 1.66 AU

Year: 738 Days

Day: 24.3 Hours

Environment

Temp: -33 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.46 AU - 5.26 AU

Year: 3200 Days

Day: 17.3 Hours

Environment

Temp: -112 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,748,399 km

• M1: 1,617,452 km (0.119 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.46 AU - 5.74 AU

Year: 3467 Days

Day: 40.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,748,399 km

• M1: 320,588 km (0.112 R)

Asteroid Belt

Center: 6.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.1

Radius: 11.2

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 7.2 AU - 10.12 AU

Year: 8957 Days

Day: 14.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,748,399 km

• M1: 139,276 km (0.096 R)
• M2: 490,232 km (0.071 R)
• M3: 949,049 km (0.079 R)
• M4: 1,299,706 km (0.095 R)
• M5: 1,666,520 km (0.104 R)
• M6: 2,259,975 km (0.061 R)
• M7: 3,033,695 km (0.066 R)
• M8: 3,768,071 km (0.071 R)
• M9: 4,916,833 km (0.105 R)
• M10: 5,758,172 km (0.069 R)
• M11: 6,249,601 km (0.119 R)
• M12: 7,039,178 km (0.063 R)
• M13: 9,092,858 km (0.09 R)
• M14: 10,056,567 km (0.063 R)
• M15: 10,770,747 km (0.104 R)
• M16: 12,530,168 km (0.12 R)
• M17: 13,600,242 km (0.096 R)
• M18: 16,401,911 km (0.105 R)
• M19: 17,827,578 km (0.11 R)
• M20: 21,667,606 km (0.111 R)
• M21: 22,513,881 km (0.105 R)
• M22: 24,909,242 km (0.117 R)
• M23: 32,997,251 km (0.109 R)
• M24: 43,472,393 km (0.061 R)

Kuiper Belt

Range: 31.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 326 - 18,322 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit