🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.5 AU - 0.66 AU

Year: 193 Days

Day: 30.8 Hours

Environment

Temp: 12 °C

Axial Tilt: 49.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 13,356,718 km

• M1: 40,691 km (0.067 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.86 AU - 1.28 AU

Year: 483 Days

Day: 42.6 Hours

Environment

Temp: -69 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.04 AU - 1.34 AU

Year: 567 Days

Day: 20.5 Hours

Environment

Temp: -82 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 13,356,718 km

• M1: 40,840 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.25 AU - 1.89 AU

Year: 859 Days

Day: 15.7 Hours

Environment

Temp: -91 °C

Axial Tilt: 41.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 13,356,718 km

• M1: 1,297,313 km (0.106 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.83 AU - 2.03 AU

Year: 1171 Days

Day: 42.7 Hours

Environment

Temp: -107 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 13,356,718 km

• M1: 555,307 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.5

Radius: 10.3

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.51 AU - 3.11 AU

Year: 2056 Days

Day: 14.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 13,356,718 km

• M1: 130,898 km (0.037 R)
• M2: 481,705 km (0.086 R)
• M3: 809,025 km (0.059 R)
• M4: 1,424,172 km (0.045 R)
• M5: 1,862,344 km (0.099 R)
• M6: 2,401,794 km (0.079 R)
• M7: 4,000,845 km (0.066 R)
• M8: 4,511,722 km (0.063 R)
• M9: 4,902,921 km (0.053 R)
• M10: 7,106,348 km (0.111 R)
• M11: 8,223,545 km (0.094 R)
• M12: 8,839,140 km (0.045 R)
• M13: 10,768,653 km (0.045 R)
• M14: 12,808,869 km (0.088 R)
• M15: 13,198,571 km (0.112 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 13,580 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit