🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.73 AU - 0.89 AU

Year: 265 Days

Day: 45.9 Hours

Environment

Temp: 139 °C

Axial Tilt: 0.9 °

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: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.89 AU - 1.01 AU

Year: 337 Days

Day: 32.4 Hours

Environment

Temp: 74 °C

Axial Tilt: 12.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.06 AU - 1.52 AU

Year: 532 Days

Day: 17.9 Hours

Environment

Temp: 13 °C

Axial Tilt: 14.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.25 AU - 1.43 AU

Year: 564 Days

Day: 19.4 Hours

Environment

Temp: 6 °C

Axial Tilt: 46.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 49,480,412 km

• M1: 68,815 km (0.079 R)
• M2: 611,556 km (0.107 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.39 AU - 1.95 AU

Year: 784 Days

Day: 46.5 Hours

Environment

Temp: -36 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.22 AU - 3.32 AU

Year: 1676 Days

Day: 19.9 Hours

Environment

Temp: -91 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.6

Radius: 15

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 8.99 AU - 12.63 AU

Year: 12917 Days

Day: 8.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,480,412 km

• M1: 187,297 km (0.034 R)
• M2: 656,286 km (0.087 R)
• M3: 1,291,927 km (0.107 R)
• M4: 3,247,620 km (0.093 R)
• M5: 4,051,260 km (0.035 R)
• M6: 4,738,662 km (0.086 R)
• M7: 6,129,174 km (0.08 R)
• M8: 8,843,329 km (0.085 R)
• M9: 9,363,480 km (0.078 R)
• M10: 11,652,777 km (0.11 R)
• M11: 12,163,504 km (0.118 R)
• M12: 16,450,530 km (0.073 R)
• M13: 20,899,271 km (0.116 R)
• M14: 25,425,056 km (0.088 R)
• M15: 28,270,407 km (0.118 R)
• M16: 33,322,926 km (0.07 R)
• M17: 34,123,723 km (0.079 R)
• M18: 35,644,834 km (0.1 R)
• M19: 36,603,009 km (0.102 R)
• M20: 39,708,660 km (0.084 R)
• M21: 43,662,532 km (0.107 R)
• M22: 45,175,715 km (0.087 R)

Kuiper Belt

Range: 30.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 11,292 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit