🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.91 AU - 0.93 AU

Year: 321 Days

Day: 37.2 Hours

Environment

Temp: 159 °C

Axial Tilt: 47.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 33,142,549 km

• M1: 438,172 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.01 AU - 1.65 AU

Year: 557 Days

Day: 46.4 Hours

Environment

Temp: -13 °C

Axial Tilt: 2.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.65 AU - 1.91 AU

Year: 863 Days

Day: 37.5 Hours

Environment

Temp: -47 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,142,549 km

• M1: 25,132 km (0.113 R)
• M2: 83,775 km (0.041 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.98 AU - 2.98 AU

Year: 1419 Days

Day: 33 Hours

Environment

Temp: -86 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.5

Radius: 14.7

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.17 AU - 6.19 AU

Year: 4920 Days

Day: 7.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 33,142,549 km

• M1: 182,809 km (0.091 R)
• M2: 691,591 km (0.056 R)
• M3: 1,203,216 km (0.11 R)
• M4: 2,107,984 km (0.091 R)
• M5: 3,146,342 km (0.108 R)
• M6: 3,670,683 km (0.095 R)
• M7: 4,554,956 km (0.066 R)
• M8: 5,145,568 km (0.097 R)
• M9: 5,940,083 km (0.104 R)
• M10: 6,580,511 km (0.103 R)
• M11: 7,055,784 km (0.054 R)
• M12: 8,424,305 km (0.087 R)
• M13: 10,823,107 km (0.067 R)
• M14: 12,079,430 km (0.111 R)
• M15: 12,587,763 km (0.03 R)
• M16: 13,647,515 km (0.093 R)
• M17: 17,959,823 km (0.068 R)
• M18: 18,622,990 km (0.103 R)
• M19: 20,495,806 km (0.107 R)
• M20: 21,514,867 km (0.067 R)
• M21: 22,874,412 km (0.09 R)
• M22: 24,938,563 km (0.061 R)
• M23: 27,037,721 km (0.049 R)
• M24: 30,264,248 km (0.085 R)
• M25: 30,920,234 km (0.099 R)

Kuiper Belt

Range: 30.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 19,483 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit