🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.47 AU - 0.59 AU

Year: 141 Days

Day: 21.1 Hours

Environment

Temp: 170 °C

Axial Tilt: 0.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 0.81 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.83 AU - 1.35 AU

Year: 416 Days

Day: 36.3 Hours

Environment

Temp: 20 °C

Axial Tilt: 10.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.39 AU - 2.17 AU

Year: 867 Days

Day: 18.3 Hours

Environment

Temp: -54 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.02 AU - 3.14 AU

Year: 1974 Days

Day: 21.4 Hours

Environment

Temp: -103 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 58,743,018 km

• M1: 196,572 km (0.071 R)
• M2: 242,947 km (0.12 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.67 AU - 4.25 AU

Year: 2878 Days

Day: 29.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,743,018 km

• M1: 306,526 km (0.097 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 3.22 AU - 4.78 AU

Year: 2922 Days

Day: 23.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.19 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 12.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.1

Radius: 10.3

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 9.71 AU - 15.05 AU

Year: 15910 Days

Day: 5.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,743,018 km

• M1: 128,205 km (0.069 R)
• M2: 549,473 km (0.07 R)
• M3: 1,054,964 km (0.075 R)
• M4: 1,587,383 km (0.113 R)
• M5: 3,169,979 km (0.039 R)
• M6: 3,823,422 km (0.09 R)
• M7: 4,197,567 km (0.102 R)
• M8: 5,908,218 km (0.101 R)
• M9: 6,691,812 km (0.066 R)
• M10: 7,995,258 km (0.075 R)
• M11: 9,616,600 km (0.03 R)
• M12: 11,329,645 km (0.111 R)
• M13: 12,725,692 km (0.106 R)
• M14: 13,172,541 km (0.114 R)
• M15: 18,885,684 km (0.115 R)
• M16: 21,914,891 km (0.081 R)
• M17: 22,280,658 km (0.097 R)
• M18: 22,650,314 km (0.111 R)
• M19: 23,592,631 km (0.112 R)
• M20: 27,201,680 km (0.119 R)
• M21: 30,933,698 km (0.111 R)
• M22: 36,635,621 km (0.088 R)
• M23: 39,530,340 km (0.084 R)
• M24: 49,593,789 km (0.06 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 11,288 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit