🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.52 AU - 0.66 AU

Year: 166 Days

Day: 34.4 Hours

Environment

Temp: 191 °C

Axial Tilt: 3.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.6 AU - 0.66 AU

Year: 184 Days

Day: 37 Hours

Environment

Temp: 166 °C

Axial Tilt: 4.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 23,718,723 km

• M1: 275,260 km (0.067 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.9 AU - 2.44 AU

Year: 1173 Days

Day: 17.3 Hours

Environment

Temp: -69 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.88 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.5

Radius: 12.9

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.21 AU - 6.95 AU

Year: 4839 Days

Day: 12.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 23,718,723 km

• M1: 160,369 km (0.035 R)
• M2: 574,456 km (0.072 R)
• M3: 1,363,435 km (0.114 R)
• M4: 1,868,627 km (0.087 R)
• M5: 2,350,332 km (0.077 R)
• M6: 3,105,203 km (0.073 R)
• M7: 5,023,496 km (0.058 R)
• M8: 6,541,017 km (0.117 R)
• M9: 8,171,933 km (0.084 R)
• M10: 9,629,615 km (0.088 R)
• M11: 11,211,612 km (0.105 R)
• M12: 11,731,465 km (0.091 R)
• M13: 13,149,653 km (0.117 R)
• M14: 15,513,748 km (0.094 R)
• M15: 16,434,672 km (0.115 R)
• M16: 17,049,819 km (0.112 R)
• M17: 18,326,188 km (0.051 R)
• M18: 21,595,051 km (0.096 R)
• M19: 22,469,301 km (0.113 R)
• M20: 23,088,337 km (0.04 R)
• M21: 23,648,132 km (0.118 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 17,117 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit