🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.41 AU - 0.67 AU

Year: 147 Days

Day: 35.7 Hours

Environment

Temp: 226 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.65 AU - 3.75 AU

Year: 2639 Days

Day: 36.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 71.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.2

Radius: 11.5

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.32 AU - 5.76 AU

Year: 4196 Days

Day: 12.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 19,727,885 km

• M1: 155,582 km (0.057 R)
• M2: 2,207,017 km (0.118 R)
• M3: 2,775,639 km (0.073 R)
• M4: 3,695,666 km (0.075 R)
• M5: 5,745,007 km (0.116 R)
• M6: 6,485,516 km (0.084 R)
• M7: 6,986,669 km (0.093 R)
• M8: 13,143,220 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.2

Radius: 12.9

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 4.59 AU - 5.67 AU

Year: 4309 Days

Day: 5.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 19,727,885 km

• M1: 160,519 km (0.119 R)
• M2: 813,663 km (0.085 R)
• M3: 1,277,117 km (0.104 R)
• M4: 1,738,028 km (0.039 R)
• M5: 2,462,531 km (0.087 R)
• M6: 3,224,582 km (0.099 R)
• M7: 4,179,166 km (0.073 R)
• M8: 4,623,771 km (0.091 R)
• M9: 5,076,604 km (0.09 R)
• M10: 6,757,635 km (0.111 R)
• M11: 7,679,008 km (0.094 R)
• M12: 8,121,818 km (0.1 R)
• M13: 10,141,389 km (0.085 R)
• M14: 10,753,095 km (0.082 R)
• M15: 11,511,407 km (0.065 R)
• M16: 12,134,930 km (0.079 R)
• M17: 15,347,694 km (0.115 R)
• M18: 17,526,587 km (0.068 R)
• M19: 18,577,213 km (0.072 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 20,056 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit