🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.43 AU - 0.63 AU

Year: 147 Days

Day: 34.2 Hours

Environment

Temp: 167 °C

Axial Tilt: 6.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.45 AU - 0.63 AU

Year: 151 Days

Day: 35.9 Hours

Environment

Temp: 131 °C

Axial Tilt: 27 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.94 AU - 1 AU

Year: 364 Days

Day: 34.1 Hours

Environment

Temp: 26 °C

Axial Tilt: 135.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.77 AU - 1.25 AU

Year: 387 Days

Day: 20.5 Hours

Environment

Temp: -5 °C

Axial Tilt: 33.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 19,798,888 km

• M1: 302,936 km (0.067 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.24 AU - 4.3 AU

Year: 2787 Days

Day: 47.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.2

Radius: 11.3

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.81 AU - 5.63 AU

Year: 4542 Days

Day: 14.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 19,798,888 km

• M1: 140,472 km (0.077 R)
• M2: 586,573 km (0.082 R)
• M3: 1,333,815 km (0.091 R)
• M4: 1,736,233 km (0.099 R)
• M5: 2,431,863 km (0.107 R)
• M6: 3,584,215 km (0.088 R)
• M7: 4,352,700 km (0.104 R)
• M8: 5,778,218 km (0.103 R)
• M9: 6,551,340 km (0.027 R)
• M10: 6,995,496 km (0.047 R)
• M11: 8,710,934 km (0.092 R)
• M12: 9,526,093 km (0.077 R)
• M13: 15,744,577 km (0.105 R)
• M14: 18,785,753 km (0.034 R)
• M15: 23,203,228 km (0.079 R)
• M16: 23,790,699 km (0.112 R)
• M17: 27,039,666 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.5

Radius: 13.4

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 6.09 AU - 8.63 AU

Year: 7603 Days

Day: 14.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 19,798,888 km

• M1: 167,849 km (0.084 R)
• M2: 650,452 km (0.1 R)
• M3: 1,331,271 km (0.116 R)
• M4: 3,172,971 km (0.118 R)
• M5: 3,614,434 km (0.073 R)
• M6: 4,579,041 km (0.035 R)
• M7: 5,459,275 km (0.067 R)
• M8: 6,987,417 km (0.06 R)
• M9: 12,138,371 km (0.118 R)
• M10: 12,697,418 km (0.067 R)
• M11: 14,383,386 km (0.119 R)
• M12: 15,503,875 km (0.089 R)
• M13: 19,215,846 km (0.075 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 159 - 18,615 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit