🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.42 AU - 0.64 AU

Year: 147 Days

Day: 37.3 Hours

Environment

Temp: 134 °C

Axial Tilt: 7.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.8 AU - 0.84 AU

Year: 283 Days

Day: 28.9 Hours

Environment

Temp: 141 °C

Axial Tilt: 33.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 28,808,114 km

• M1: 53,406 km (0.063 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.23 AU - 1.63 AU

Year: 651 Days

Day: 35.6 Hours

Environment

Temp: -39 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 28,808,114 km

• M1: 43,084 km (0.078 R)
• M2: 182,210 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.23 AU - 1.91 AU

Year: 749 Days

Day: 23.1 Hours

Environment

Temp: -65 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.99 AU - 1.99 AU

Year: 1069 Days

Day: 47.7 Hours

Environment

Temp: -82 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.2

Radius: 9.5

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 7.08 AU - 11.7 AU

Year: 10957 Days

Day: 11.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,808,114 km

• M1: 118,332 km (0.119 R)
• M2: 440,117 km (0.043 R)
• M3: 756,068 km (0.065 R)
• M4: 1,148,014 km (0.104 R)
• M5: 1,608,626 km (0.106 R)
• M6: 1,941,930 km (0.102 R)
• M7: 2,271,344 km (0.057 R)
• M8: 2,638,158 km (0.079 R)
• M9: 3,815,045 km (0.053 R)
• M10: 4,520,698 km (0.095 R)
• M11: 6,059,013 km (0.073 R)
• M12: 8,727,241 km (0.074 R)
• M13: 11,281,475 km (0.089 R)
• M14: 13,109,710 km (0.106 R)
• M15: 20,205,137 km (0.058 R)
• M16: 22,174,593 km (0.108 R)
• M17: 29,693,083 km (0.094 R)
• M18: 36,416,310 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 20.8

Radius: 4.5

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 15.34 AU - 18.7 AU

Year: 26738 Days

Day: 20.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 28,808,114 km

• M1: 57,595 km (0.099 R)
• M2: 2,711,162 km (0.039 R)
• M3: 3,275,595 km (0.031 R)
• M4: 15,793,197 km (0.039 R)
• M5: 24,863,316 km (0.098 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 14,842 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit