🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.54 AU - 0.58 AU

Year: 157 Days

Day: 40.4 Hours

Environment

Temp: 155 °C

Axial Tilt: 21.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.91 AU - 1.05 AU

Year: 364 Days

Day: 31.6 Hours

Environment

Temp: 26 °C

Axial Tilt: 23.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.97 AU - 1.25 AU

Year: 438 Days

Day: 33.2 Hours

Environment

Temp: -8 °C

Axial Tilt: 46.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 4.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.2

Radius: 11.5

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 6.69 AU - 8.35 AU

Year: 7728 Days

Day: 13.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,359,578 km

• M1: 143,464 km (0.102 R)
• M2: 736,321 km (0.099 R)
• M3: 2,087,040 km (0.1 R)
• M4: 3,282,925 km (0.11 R)
• M5: 3,786,621 km (0.12 R)
• M6: 6,629,729 km (0.096 R)
• M7: 9,531,928 km (0.094 R)
• M8: 10,920,794 km (0.064 R)
• M9: 16,710,232 km (0.067 R)
• M10: 17,841,042 km (0.113 R)
• M11: 18,204,714 km (0.106 R)
• M12: 18,871,771 km (0.045 R)
• M13: 20,412,480 km (0.084 R)
• M14: 22,202,418 km (0.08 R)
• M15: 29,595,246 km (0.06 R)
• M16: 33,400,118 km (0.086 R)
• M17: 37,757,755 km (0.082 R)
• M18: 42,999,365 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.4

Radius: 13.1

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 7.15 AU - 8.17 AU

Year: 7945 Days

Day: 11.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,359,578 km

• M1: 163,062 km (0.037 R)
• M2: 1,007,691 km (0.082 R)
• M3: 1,491,341 km (0.091 R)
• M4: 2,116,810 km (0.091 R)
• M5: 3,945,494 km (0.12 R)
• M6: 5,684,569 km (0.111 R)
• M7: 6,628,382 km (0.06 R)
• M8: 17,529,729 km (0.081 R)
• M9: 22,602,742 km (0.085 R)
• M10: 25,994,276 km (0.086 R)
• M11: 28,065,309 km (0.077 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 422 - 12,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit