🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.56 AU - 0.58 AU

Year: 163 Days

Day: 18.6 Hours

Environment

Temp: 209 °C

Axial Tilt: 49.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 17,209,179 km

• M1: 61,186 km (0.109 R)
• M2: 160,818 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.64 AU - 0.86 AU

Year: 246 Days

Day: 20.8 Hours

Environment

Temp: 127 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.84 AU - 1.1 AU

Year: 362 Days

Day: 29 Hours

Environment

Temp: 13 °C

Axial Tilt: 7.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 17,209,179 km

• M1: 38,447 km (0.113 R)
• M2: 247,285 km (0.094 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.6 AU - 2.42 AU

Year: 1079 Days

Day: 43.3 Hours

Environment

Temp: -86 °C

Axial Tilt: 45.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 17,209,179 km

• M1: 91,703 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.18 AU - 3 AU

Year: 1579 Days

Day: 17.7 Hours

Environment

Temp: -110 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.88 AU - 4.32 AU

Year: 3144 Days

Day: 14.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.5

Radius: 10.3

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 4.43 AU - 4.99 AU

Year: 3872 Days

Day: 9.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 17,209,179 km

• M1: 128,056 km (0.101 R)
• M2: 622,327 km (0.076 R)
• M3: 1,573,171 km (0.094 R)
• M4: 1,924,277 km (0.08 R)
• M5: 2,407,329 km (0.075 R)
• M6: 3,308,058 km (0.084 R)
• M7: 3,854,688 km (0.058 R)
• M8: 5,666,468 km (0.076 R)
• M9: 6,087,885 km (0.095 R)
• M10: 10,108,179 km (0.091 R)
• M11: 10,434,003 km (0.08 R)
• M12: 10,917,054 km (0.099 R)
• M13: 12,008,071 km (0.071 R)
• M14: 12,873,046 km (0.098 R)
• M15: 14,000,715 km (0.109 R)
• M16: 14,360,648 km (0.096 R)
• M17: 14,819,315 km (0.087 R)
• M18: 15,146,036 km (0.112 R)
• M19: 15,477,695 km (0.051 R)
• M20: 16,852,948 km (0.104 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 16,984 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit