🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.52 AU - 0.8 AU

Year: 206 Days

Day: 38.2 Hours

Environment

Temp: 134 °C

Axial Tilt: 23.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.66 AU - 1.02 AU

Year: 296 Days

Day: 46.2 Hours

Environment

Temp: 19 °C

Axial Tilt: 6.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.92 AU - 1.08 AU

Year: 385 Days

Day: 42.5 Hours

Environment

Temp: 15 °C

Axial Tilt: 36.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 27,403,071 km

• M1: 42,187 km (0.031 R)
• M2: 158,574 km (0.053 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.03 AU - 1.07 AU

Year: 414 Days

Day: 44.1 Hours

Environment

Temp: -5 °C

Axial Tilt: 4.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 27,403,071 km

• M1: 50,714 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.69 AU - 1.81 AU

Year: 891 Days

Day: 38.5 Hours

Environment

Temp: -81 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,403,071 km

• M1: 39,494 km (0.032 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.5 AU - 2.3 AU

Year: 1008 Days

Day: 25.3 Hours

Environment

Temp: -71 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.1

Radius: 10.5

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 8.25 AU - 10.25 AU

Year: 10831 Days

Day: 6.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 101.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 27,403,071 km

• M1: 139,126 km (0.087 R)
• M2: 475,572 km (0.106 R)
• M3: 1,250,489 km (0.096 R)
• M4: 3,622,064 km (0.09 R)
• M5: 4,283,436 km (0.071 R)
• M6: 5,154,694 km (0.107 R)
• M7: 5,674,995 km (0.052 R)
• M8: 6,536,529 km (0.101 R)
• M9: 8,592,902 km (0.093 R)
• M10: 8,934,882 km (0.086 R)
• M11: 10,959,540 km (0.111 R)
• M12: 12,973,427 km (0.074 R)
• M13: 13,679,379 km (0.079 R)
• M14: 15,277,982 km (0.068 R)
• M15: 19,617,218 km (0.06 R)
• M16: 21,160,320 km (0.097 R)
• M17: 23,292,538 km (0.075 R)
• M18: 26,035,714 km (0.094 R)
• M19: 26,915,051 km (0.117 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 512 - 12,720 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit