🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.51 AU - 0.67 AU

Year: 293 Days

Day: 23.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 14,321,660 km

• M1: 32,313 km (0.037 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.61 AU - 0.65 AU

Year: 323 Days

Day: 23 Hours

Environment

Temp: -133 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 14,321,660 km

• M1: 49,966 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.3

Radius: 9

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.02 AU - 1.14 AU

Year: 725 Days

Day: 10.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 14,321,660 km

• M1: 139,425 km (0.071 R)
• M2: 486,791 km (0.055 R)
• M3: 1,374,804 km (0.096 R)
• M4: 2,161,240 km (0.106 R)
• M5: 2,539,125 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.2

Radius: 9.9

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.06 AU - 3.1 AU

Year: 2676 Days

Day: 11.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 14,321,660 km

• M1: 125,812 km (0.089 R)
• M2: 480,209 km (0.054 R)
• M3: 877,840 km (0.075 R)
• M4: 1,606,681 km (0.1 R)
• M5: 2,017,626 km (0.038 R)
• M6: 2,616,616 km (0.117 R)
• M7: 4,317,544 km (0.058 R)
• M8: 5,876,653 km (0.046 R)
• M9: 6,430,016 km (0.118 R)
• M10: 7,044,115 km (0.071 R)
• M11: 8,270,967 km (0.096 R)
• M12: 9,798,960 km (0.107 R)
• M13: 11,215,502 km (0.111 R)
• M14: 12,373,689 km (0.077 R)
• M15: 13,041,643 km (0.116 R)
• M16: 13,858,298 km (0.066 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: 467 - 10,807 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit