🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.58 AU - 0.7 AU

Year: 227 Days

Day: 43.4 Hours

Environment

Temp: 4 °C

Axial Tilt: 2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 56,563,582 km

• M1: 19,149 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.7 AU - 0.74 AU

Year: 271 Days

Day: 22 Hours

Environment

Temp: -21 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.86 AU - 0.88 AU

Year: 359 Days

Day: 43.5 Hours

Environment

Temp: -56 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.87 AU - 0.95 AU

Year: 385 Days

Day: 13.2 Hours

Environment

Temp: -48 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.4 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 11.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 342.2

Radius: 4.3

Gravity: 18.51 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 10.03 AU - 13.73 AU

Year: 18137 Days

Day: 21.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,563,582 km

• M1: 53,556 km (0.119 R)
• M2: 218,712 km (0.111 R)
• M3: 485,445 km (0.104 R)
• M4: 990,488 km (0.104 R)
• M5: 2,353,922 km (0.107 R)
• M6: 2,734,200 km (0.091 R)
• M7: 3,616,080 km (0.048 R)
• M8: 3,863,365 km (0.112 R)
• M9: 4,515,163 km (0.032 R)
• M10: 4,999,710 km (0.118 R)
• M11: 5,958,034 km (0.093 R)
• M12: 6,500,327 km (0.091 R)
• M13: 7,032,745 km (0.103 R)
• M14: 9,302,295 km (0.086 R)
• M15: 9,924,472 km (0.086 R)
• M16: 19,686,781 km (0.119 R)
• M17: 20,450,478 km (0.115 R)
• M18: 20,622,814 km (0.106 R)
• M19: 20,970,480 km (0.098 R)
• M20: 35,126,478 km (0.052 R)
• M21: 37,137,372 km (0.097 R)
• M22: 40,566,604 km (0.043 R)
• M23: 40,702,439 km (0.113 R)
• M24: 41,939,763 km (0.12 R)
• M25: 45,069,351 km (0.068 R)
• M26: 45,215,208 km (0.086 R)
• M27: 53,403,298 km (0.103 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 11,498 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit