🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.44 AU - 0.64 AU

Year: 143 Days

Day: 17.3 Hours

Environment

Temp: 176 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,330,407 km

• M1: 171,738 km (0.058 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.98 AU - 1.18 AU

Year: 404 Days

Day: 15.6 Hours

Environment

Temp: 24 °C

Axial Tilt: 8.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.99 AU - 1.39 AU

Year: 467 Days

Day: 15.6 Hours

Environment

Temp: 23 °C

Axial Tilt: 31.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.31 AU - 1.79 AU

Year: 694 Days

Day: 47.3 Hours

Environment

Temp: -30 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.79 AU - 2.35 AU

Year: 1072 Days

Day: 40.2 Hours

Environment

Temp: -69 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 48,330,407 km

• M1: 28,573 km (0.108 R)
• M2: 573,259 km (0.079 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.09 AU - 3.37 AU

Year: 1623 Days

Day: 22.9 Hours

Environment

Temp: -86 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.7

Radius: 8.7

Gravity: 9.44 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 6.94 AU - 11.3 AU

Year: 9912 Days

Day: 5.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,330,407 km

• M1: 108,159 km (0.11 R)
• M2: 460,313 km (0.075 R)
• M3: 808,726 km (0.102 R)
• M4: 1,236,277 km (0.095 R)
• M5: 1,688,362 km (0.071 R)
• M6: 2,651,173 km (0.059 R)
• M7: 3,554,745 km (0.087 R)
• M8: 4,244,092 km (0.05 R)
• M9: 4,620,629 km (0.119 R)
• M10: 5,374,752 km (0.104 R)
• M11: 6,467,415 km (0.027 R)
• M12: 8,441,359 km (0.115 R)
• M13: 20,697,015 km (0.077 R)
• M14: 22,295,169 km (0.039 R)
• M15: 25,830,466 km (0.093 R)
• M16: 26,405,670 km (0.082 R)
• M17: 30,142,774 km (0.078 R)
• M18: 35,969,910 km (0.108 R)

Kuiper Belt

Range: 30.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 17,401 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit