🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.57 AU - 0.93 AU

Year: 274 Days

Day: 22.2 Hours

Environment

Temp: -8 °C

Axial Tilt: 12.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.53 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.02 AU - 2.58 AU

Year: 1471 Days

Day: 14.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.2

Radius: 14.3

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.47 AU - 5.19 AU

Year: 4477 Days

Day: 8.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 8,885,813 km

• M1: 178,171 km (0.068 R)
• M2: 738,265 km (0.066 R)
• M3: 1,577,061 km (0.094 R)
• M4: 2,029,744 km (0.114 R)
• M5: 2,586,398 km (0.11 R)
• M6: 3,263,029 km (0.104 R)
• M7: 7,644,002 km (0.052 R)
• M8: 12,814,703 km (0.112 R)
• M9: 14,837,715 km (0.087 R)
• M10: 15,682,195 km (0.099 R)
• M11: 16,952,132 km (0.105 R)
• M12: 20,011,558 km (0.11 R)
• M13: 21,372,150 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.6

Radius: 14.9

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.63 AU - 5.21 AU

Year: 4603 Days

Day: 11.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 8,885,813 km

• M1: 186,100 km (0.051 R)
• M2: 701,464 km (0.059 R)
• M3: 2,258,928 km (0.092 R)
• M4: 2,873,027 km (0.073 R)
• M5: 3,989,626 km (0.107 R)
• M6: 5,250,586 km (0.102 R)
• M7: 6,443,779 km (0.105 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 432 - 11,242 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit