🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.54 AU - 0.8 AU

Year: 206 Days

Day: 43.5 Hours

Environment

Temp: 125 °C

Axial Tilt: 13.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.96 AU - 1.32 AU

Year: 456 Days

Day: 29.3 Hours

Environment

Temp: -13 °C

Axial Tilt: 2.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.6 AU - 1.78 AU

Year: 823 Days

Day: 22.4 Hours

Environment

Temp: -49 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.33 AU - 3.21 AU

Year: 1728 Days

Day: 15.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.5

Radius: 9.3

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 7.98 AU - 8.1 AU

Year: 8543 Days

Day: 8.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 60,490,814 km

• M1: 115,789 km (0.12 R)
• M2: 502,798 km (0.089 R)
• M3: 911,649 km (0.102 R)
• M4: 1,213,837 km (0.098 R)
• M5: 1,691,503 km (0.052 R)
• M6: 2,275,533 km (0.103 R)
• M7: 2,845,651 km (0.12 R)
• M8: 3,270,209 km (0.084 R)
• M9: 3,779,141 km (0.055 R)
• M10: 4,246,784 km (0.118 R)
• M11: 5,741,267 km (0.094 R)
• M12: 6,421,638 km (0.053 R)
• M13: 8,978,116 km (0.101 R)
• M14: 16,048,560 km (0.096 R)
• M15: 17,215,424 km (0.109 R)
• M16: 18,065,140 km (0.035 R)
• M17: 19,848,346 km (0.1 R)
• M18: 23,761,079 km (0.109 R)
• M19: 27,093,670 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.4

Radius: 9.7

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 10.76 AU - 12.16 AU

Year: 14538 Days

Day: 5.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,490,814 km

• M1: 120,725 km (0.094 R)
• M2: 754,721 km (0.081 R)
• M3: 2,309,941 km (0.101 R)
• M4: 2,621,254 km (0.114 R)
• M5: 4,160,766 km (0.064 R)
• M6: 5,228,296 km (0.093 R)
• M7: 6,035,227 km (0.058 R)
• M8: 6,838,867 km (0.088 R)
• M9: 7,895,626 km (0.088 R)
• M10: 12,393,735 km (0.036 R)
• M11: 12,901,470 km (0.038 R)
• M12: 13,555,661 km (0.11 R)
• M13: 15,872,184 km (0.073 R)
• M14: 23,993,853 km (0.111 R)
• M15: 28,005,021 km (0.116 R)
• M16: 33,650,994 km (0.106 R)
• M17: 42,393,493 km (0.069 R)
• M18: 45,763,933 km (0.113 R)
• M19: 48,993,751 km (0.091 R)
• M20: 49,943,698 km (0.093 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 19,133 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit