🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.48 AU - 0.58 AU

Year: 148 Days

Day: 16.4 Hours

Environment

Temp: 220 °C

Axial Tilt: 20.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 22,196,715 km

• M1: 72,854 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.49 AU - 0.67 AU

Year: 169 Days

Day: 36.9 Hours

Environment

Temp: 181 °C

Axial Tilt: 25.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.6 AU - 0.64 AU

Year: 187 Days

Day: 44 Hours

Environment

Temp: 166 °C

Axial Tilt: 37 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.56 AU - 0.74 AU

Year: 201 Days

Day: 39 Hours

Environment

Temp: 170 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 22,196,715 km

• M1: 31,864 km (0.094 R)

Planet 5 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.62 AU - 0.8 AU

Year: 229 Days

Day: 43.9 Hours

Environment

Temp: 146 °C

Axial Tilt: 25 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.31 AU - 1.49 AU

Year: 634 Days

Day: 23.8 Hours

Environment

Temp: -57 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.47 AU - 4.17 AU

Year: 2859 Days

Day: 33.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339.7

Radius: 14.5

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.79 AU - 5.51 AU

Year: 4475 Days

Day: 9.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 22,196,715 km

• M1: 181,612 km (0.088 R)
• M2: 728,542 km (0.107 R)
• M3: 1,295,518 km (0.111 R)
• M4: 1,788,293 km (0.078 R)
• M5: 2,480,781 km (0.032 R)
• M6: 3,608,749 km (0.066 R)
• M7: 4,387,706 km (0.052 R)
• M8: 5,607,227 km (0.075 R)
• M9: 6,538,773 km (0.078 R)
• M10: 7,764,429 km (0.108 R)
• M11: 9,505,748 km (0.115 R)
• M12: 10,628,181 km (0.096 R)
• M13: 11,326,354 km (0.116 R)
• M14: 12,814,554 km (0.05 R)
• M15: 15,030,996 km (0.1 R)
• M16: 16,771,268 km (0.1 R)
• M17: 18,701,230 km (0.106 R)
• M18: 22,196,734 km (0.118 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 156 - 14,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit