🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.58 AU - 0.68 AU

Year: 175 Days

Day: 46.3 Hours

Environment

Temp: 226 °C

Axial Tilt: 31.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 47,411,616 km

• M1: 50,863 km (0.101 R)
• M2: 89,908 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.59 AU - 0.89 AU

Year: 223 Days

Day: 46.9 Hours

Environment

Temp: 191 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,411,616 km

• M1: 137,032 km (0.077 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.64 AU - 0.94 AU

Year: 246 Days

Day: 36.3 Hours

Environment

Temp: 149 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 4.99 AU - 5.17 AU

Year: 4006 Days

Day: 32.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.8

Radius: 12.1

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 9.23 AU - 9.85 AU

Year: 10309 Days

Day: 11.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,411,616 km

• M1: 150,795 km (0.112 R)
• M2: 581,936 km (0.056 R)
• M3: 1,363,734 km (0.077 R)
• M4: 1,772,884 km (0.068 R)
• M5: 2,784,914 km (0.095 R)
• M6: 4,343,275 km (0.102 R)
• M7: 4,720,710 km (0.096 R)
• M8: 5,442,819 km (0.112 R)
• M9: 7,428,282 km (0.089 R)
• M10: 8,584,375 km (0.084 R)
• M11: 12,481,698 km (0.113 R)
• M12: 13,923,971 km (0.112 R)
• M13: 14,492,593 km (0.052 R)
• M14: 15,274,691 km (0.113 R)
• M15: 17,425,609 km (0.101 R)
• M16: 18,992,946 km (0.118 R)
• M17: 20,009,164 km (0.095 R)
• M18: 20,733,666 km (0.108 R)
• M19: 21,979,966 km (0.114 R)
• M20: 24,167,087 km (0.071 R)
• M21: 26,495,877 km (0.072 R)
• M22: 27,764,018 km (0.092 R)
• M23: 28,970,376 km (0.114 R)
• M24: 40,415,660 km (0.1 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 15,240 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit