🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.39 AU - 0.65 AU

Year: 136 Days

Day: 45.7 Hours

Environment

Temp: 207 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.55 AU - 0.65 AU

Year: 168 Days

Day: 14.5 Hours

Environment

Temp: 240 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.92 AU - 1.14 AU

Year: 378 Days

Day: 19.9 Hours

Environment

Temp: 42 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.07 AU - 1.13 AU

Year: 417 Days

Day: 43.6 Hours

Environment

Temp: 15 °C

Axial Tilt: 35.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 31,059,342 km

• M1: 23,337 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.28 AU - 1.7 AU

Year: 658 Days

Day: 26.2 Hours

Environment

Temp: -23 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.34 AU - 3.46 AU

Year: 2267 Days

Day: 26.7 Hours

Environment

Temp: -104 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,059,342 km

• M1: 479,910 km (0.107 R)

Asteroid Belt

Center: 6.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.8

Radius: 9.4

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 9.16 AU - 9.28 AU

Year: 10125 Days

Day: 10.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 31,059,342 km

• M1: 116,836 km (0.112 R)
• M2: 415,882 km (0.032 R)
• M3: 1,047,634 km (0.111 R)
• M4: 1,801,458 km (0.066 R)
• M5: 2,157,201 km (0.113 R)
• M6: 3,308,955 km (0.104 R)
• M7: 3,802,030 km (0.064 R)
• M8: 4,245,588 km (0.114 R)
• M9: 6,060,958 km (0.052 R)
• M10: 6,439,590 km (0.103 R)
• M11: 7,817,237 km (0.058 R)
• M12: 8,772,270 km (0.109 R)
• M13: 9,216,426 km (0.112 R)
• M14: 11,427,183 km (0.078 R)
• M15: 12,655,531 km (0.103 R)
• M16: 13,014,716 km (0.048 R)
• M17: 13,380,782 km (0.11 R)
• M18: 15,084,851 km (0.098 R)
• M19: 16,683,155 km (0.081 R)
• M20: 16,991,027 km (0.066 R)
• M21: 17,365,470 km (0.094 R)
• M22: 20,073,940 km (0.062 R)
• M23: 20,422,353 km (0.061 R)
• M24: 26,646,223 km (0.103 R)
• M25: 26,982,669 km (0.086 R)
• M26: 28,357,174 km (0.118 R)

Kuiper Belt

Range: 30.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 15,021 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit