🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.49 AU - 0.75 AU

Year: 176 Days

Day: 29.9 Hours

Environment

Temp: 175 °C

Axial Tilt: 76.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.73 AU - 1.17 AU

Year: 333 Days

Day: 38 Hours

Environment

Temp: 169 °C

Axial Tilt: 4.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.45 AU - 2.33 AU

Year: 935 Days

Day: 32.2 Hours

Environment

Temp: -54 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.87 AU - 2.47 AU

Year: 1150 Days

Day: 30 Hours

Environment

Temp: -62 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.43 AU - 2.81 AU

Year: 1526 Days

Day: 43.3 Hours

Environment

Temp: -93 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.62 AU - 4.34 AU

Year: 2336 Days

Day: 37 Hours

Environment

Temp: -112 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.75 AU - 4.23 AU

Year: 2868 Days

Day: 37.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.65 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.4

Radius: 14.7

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 9.79 AU - 12.83 AU

Year: 13689 Days

Day: 13.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,118,181 km

• M1: 182,809 km (0.092 R)
• M2: 730,935 km (0.091 R)
• M3: 1,671,307 km (0.096 R)
• M4: 2,298,122 km (0.065 R)
• M5: 3,285,917 km (0.12 R)
• M6: 4,231,974 km (0.107 R)
• M7: 5,532,728 km (0.032 R)
• M8: 7,983,739 km (0.098 R)
• M9: 9,254,124 km (0.043 R)
• M10: 11,682,547 km (0.045 R)
• M11: 12,721,205 km (0.071 R)
• M12: 16,019,987 km (0.117 R)
• M13: 17,367,565 km (0.117 R)
• M14: 17,900,283 km (0.091 R)
• M15: 18,859,056 km (0.077 R)
• M16: 20,361,018 km (0.078 R)
• M17: 21,941,520 km (0.089 R)
• M18: 32,075,579 km (0.057 R)
• M19: 34,108,464 km (0.076 R)
• M20: 35,050,931 km (0.072 R)

Kuiper Belt

Range: 30.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 13,098 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit