🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.46 AU - 0.62 AU

Year: 152 Days

Day: 18.3 Hours

Environment

Temp: 193 °C

Axial Tilt: 12.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.46 AU - 0.64 AU

Year: 156 Days

Day: 19.4 Hours

Environment

Temp: 192 °C

Axial Tilt: 40 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.1 AU - 1.26 AU

Year: 491 Days

Day: 43.8 Hours

Environment

Temp: -31 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.42 AU - 1.54 AU

Year: 689 Days

Day: 24.5 Hours

Environment

Temp: -58 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,202,785 km

• M1: 945,758 km (0.116 R)

Asteroid Belt

Center: 1.84 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.05 AU - 2.35 AU

Year: 1249 Days

Day: 41.2 Hours

Environment

Temp: -91 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.2

Radius: 13.9

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.54 AU - 5.48 AU

Year: 3667 Days

Day: 14.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 118.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,202,785 km

• M1: 176,675 km (0.117 R)
• M2: 839,842 km (0.089 R)
• M3: 1,746,406 km (0.111 R)
• M4: 3,397,218 km (0.074 R)
• M5: 4,561,239 km (0.099 R)
• M6: 5,284,844 km (0.027 R)
• M7: 7,416,614 km (0.065 R)
• M8: 7,955,764 km (0.119 R)
• M9: 8,555,053 km (0.069 R)
• M10: 14,104,237 km (0.111 R)
• M11: 16,213,268 km (0.114 R)
• M12: 18,238,823 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.1

Radius: 14.6

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 4.53 AU - 5.53 AU

Year: 4319 Days

Day: 5.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 27,202,785 km

• M1: 181,612 km (0.115 R)
• M2: 787,483 km (0.089 R)
• M3: 1,652,608 km (0.088 R)
• M4: 2,499,032 km (0.053 R)
• M5: 3,041,026 km (0.112 R)
• M6: 3,744,883 km (0.028 R)
• M7: 5,133,152 km (0.034 R)
• M8: 6,375,412 km (0.118 R)
• M9: 8,127,952 km (0.078 R)
• M10: 8,640,474 km (0.108 R)
• M11: 10,779,873 km (0.092 R)
• M12: 13,252,726 km (0.069 R)
• M13: 15,520,480 km (0.038 R)
• M14: 17,852,711 km (0.12 R)
• M15: 20,949,387 km (0.092 R)
• M16: 21,706,651 km (0.073 R)
• M17: 23,864,750 km (0.118 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 14,011 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit