🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.57 AU - 0.71 AU

Year: 195 Days

Day: 46.5 Hours

Environment

Temp: 172 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.77 AU - 1.21 AU

Year: 375 Days

Day: 18.9 Hours

Environment

Temp: 23 °C

Axial Tilt: 18.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 20,985,156 km

• M1: 117,285 km (0.067 R)

Asteroid Belt

Center: 2.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.3

Radius: 10

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.09 AU - 4.27 AU

Year: 3254 Days

Day: 10.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 20,985,156 km

• M1: 124,465 km (0.114 R)
• M2: 479,312 km (0.064 R)
• M3: 802,293 km (0.113 R)
• M4: 1,151,156 km (0.098 R)
• M5: 1,893,460 km (0.069 R)
• M6: 2,239,480 km (0.083 R)
• M7: 2,639,056 km (0.102 R)
• M8: 4,240,052 km (0.099 R)
• M9: 5,079,596 km (0.057 R)
• M10: 5,986,907 km (0.088 R)
• M11: 6,868,936 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.2

Radius: 9.8

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 4.09 AU - 5.65 AU

Year: 4093 Days

Day: 14.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 20,985,156 km

• M1: 121,922 km (0.05 R)
• M2: 501,452 km (0.077 R)
• M3: 1,071,121 km (0.085 R)
• M4: 1,518,119 km (0.109 R)
• M5: 1,911,262 km (0.082 R)
• M6: 2,429,170 km (0.048 R)
• M7: 3,227,873 km (0.058 R)
• M8: 5,118,342 km (0.107 R)
• M9: 5,463,913 km (0.099 R)
• M10: 5,798,713 km (0.078 R)
• M11: 7,125,795 km (0.106 R)
• M12: 8,473,822 km (0.089 R)
• M13: 9,208,198 km (0.06 R)
• M14: 9,871,066 km (0.098 R)
• M15: 10,803,809 km (0.116 R)
• M16: 12,443,551 km (0.032 R)
• M17: 12,754,565 km (0.108 R)
• M18: 14,879,453 km (0.107 R)
• M19: 19,578,472 km (0.11 R)
• M20: 20,611,894 km (0.088 R)
• M21: 20,985,141 km (0.087 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 272 - 12,571 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit