🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.56 AU - 0.6 AU

Year: 158 Days

Day: 24.8 Hours

Environment

Temp: 168 °C

Axial Tilt: 42.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.67 AU - 0.81 AU

Year: 228 Days

Day: 28.9 Hours

Environment

Temp: 206 °C

Axial Tilt: 20.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.15 AU - 2.39 AU

Year: 1225 Days

Day: 23.9 Hours

Environment

Temp: -76 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.65 AU - 3.37 AU

Year: 1870 Days

Day: 38.2 Hours

Environment

Temp: -96 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.63 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.32 AU - 5.18 AU

Year: 3138 Days

Day: 36.9 Hours

Environment

Temp: -129 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.5

Radius: 13.8

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 6.65 AU - 10.55 AU

Year: 9033 Days

Day: 13 Hours

Environment

Temp: -169 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 19,531,763 km

• M1: 537,206 km (0.104 R)
• M2: 1,070,672 km (0.12 R)
• M3: 2,023,910 km (0.06 R)
• M4: 3,380,762 km (0.082 R)
• M5: 3,979,752 km (0.117 R)
• M6: 4,915,188 km (0.106 R)
• M7: 8,613,546 km (0.103 R)
• M8: 9,478,970 km (0.12 R)
• M9: 12,122,065 km (0.092 R)
• M10: 16,488,827 km (0.052 R)
• M11: 17,434,884 km (0.026 R)
• M12: 18,019,662 km (0.112 R)
• M13: 19,159,897 km (0.113 R)
• M14: 23,414,311 km (0.092 R)
• M15: 25,180,912 km (0.081 R)
• M16: 27,730,957 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 14.3

Radius: 7

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 11.44 AU - 15.8 AU

Year: 18003 Days

Day: 17 Hours

Environment

Temp: -176 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 19,531,763 km

• M1: 89,759 km (0.112 R)
• M2: 413,339 km (0.1 R)
• M3: 700,567 km (0.117 R)
• M4: 2,017,028 km (0.069 R)
• M5: 2,852,831 km (0.031 R)
• M6: 4,880,032 km (0.118 R)
• M7: 13,203,059 km (0.051 R)
• M8: 18,897,053 km (0.108 R)
• M9: 19,415,260 km (0.043 R)

Kuiper Belt

Range: 30.6 - 49.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 412 - 15,126 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit