🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.49 AU - 0.75 AU

Year: 176 Days

Day: 34.6 Hours

Environment

Temp: 148 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.61 AU - 0.67 AU

Year: 184 Days

Day: 18.6 Hours

Environment

Temp: 227 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.04 AU - 1.1 AU

Year: 398 Days

Day: 29.5 Hours

Environment

Temp: 37 °C

Axial Tilt: 12.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.83 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.24 AU - 2.94 AU

Year: 1500 Days

Day: 20.8 Hours

Environment

Temp: -94 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.44 AU - 3.42 AU

Year: 1805 Days

Day: 24.6 Hours

Environment

Temp: -104 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 21,853,820 km

• M1: 292,613 km (0.025 R)
• M2: 374,294 km (0.105 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.46 AU - 4.4 AU

Year: 2804 Days

Day: 30.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.3

Radius: 8.1

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 6.21 AU - 6.29 AU

Year: 5623 Days

Day: 12.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 21,853,820 km

• M1: 101,427 km (0.118 R)
• M2: 382,971 km (0.071 R)
• M3: 711,936 km (0.06 R)
• M4: 1,001,857 km (0.076 R)
• M5: 1,513,930 km (0.031 R)
• M6: 2,613,176 km (0.106 R)
• M7: 2,935,709 km (0.109 R)
• M8: 3,488,174 km (0.095 R)
• M9: 4,411,192 km (0.076 R)
• M10: 4,775,912 km (0.064 R)
• M11: 5,514,178 km (0.07 R)
• M12: 5,856,757 km (0.026 R)
• M13: 7,562,023 km (0.102 R)
• M14: 8,018,745 km (0.077 R)
• M15: 9,168,106 km (0.06 R)
• M16: 11,322,016 km (0.112 R)
• M17: 14,425,274 km (0.093 R)
• M18: 15,127,935 km (0.051 R)
• M19: 15,800,677 km (0.051 R)
• M20: 17,205,850 km (0.04 R)
• M21: 18,810,287 km (0.059 R)

Kuiper Belt

Range: 30.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 20,105 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit