🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.43 AU - 0.61 AU

Year: 242 Days

Day: 31.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 6,734,984 km

• M1: 98,735 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.51 AU - 0.55 AU

Year: 249 Days

Day: 27.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 6,734,984 km

• M1: 26,628 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.46 AU - 0.68 AU

Year: 278 Days

Day: 27.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 44.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.48 AU - 0.78 AU

Year: 323 Days

Day: 43.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 6,734,984 km

• M1: 322,832 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.1

Radius: 11.7

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.64 AU - 0.98 AU

Year: 471 Days

Day: 12.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 6,734,984 km

• M1: 145,559 km (0.104 R)
• M2: 518,057 km (0.097 R)
• M3: 909,854 km (0.068 R)
• M4: 1,602,642 km (0.1 R)
• M5: 2,047,546 km (0.087 R)
• M6: 2,518,181 km (0.082 R)
• M7: 2,933,764 km (0.114 R)
• M8: 3,904,804 km (0.026 R)
• M9: 4,897,834 km (0.102 R)
• M10: 5,264,050 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.2

Radius: 14.4

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.97 AU - 1.11 AU

Year: 685 Days

Day: 10.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 6,734,984 km

• M1: 179,817 km (0.112 R)
• M2: 654,491 km (0.115 R)
• M3: 1,269,787 km (0.057 R)
• M4: 1,741,469 km (0.103 R)
• M5: 2,332,680 km (0.113 R)
• M6: 2,933,764 km (0.091 R)
• M7: 3,411,430 km (0.098 R)
• M8: 5,070,769 km (0.097 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 18,896 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit