🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.67 AU - 0.79 AU

Year: 226 Days

Day: 14.7 Hours

Environment

Temp: 149 °C

Axial Tilt: 45.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.02 AU - 1.08 AU

Year: 389 Days

Day: 28.7 Hours

Environment

Temp: 16 °C

Axial Tilt: 34.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.89 AU - 1.21 AU

Year: 389 Days

Day: 12.2 Hours

Environment

Temp: 40 °C

Axial Tilt: 13.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.02 AU - 1.32 AU

Year: 458 Days

Day: 13.5 Hours

Environment

Temp: 14 °C

Axial Tilt: 1.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 76,728,513 km

• M1: 119,230 km (0.064 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.21 AU - 1.41 AU

Year: 542 Days

Day: 17.8 Hours

Environment

Temp: 1 °C

Axial Tilt: 35.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.53 AU - 2.25 AU

Year: 940 Days

Day: 25.7 Hours

Environment

Temp: -61 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.23 AU - 2.85 AU

Year: 1464 Days

Day: 42.2 Hours

Environment

Temp: -89 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.49 AU - 4.95 AU

Year: 3709 Days

Day: 42.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.14 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 13.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 863.5

Radius: 7.6

Gravity: 14.95 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 11.18 AU - 15.92 AU

Year: 18038 Days

Day: 15.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,728,513 km

• M1: 94,546 km (0.093 R)
• M2: 363,672 km (0.053 R)
• M3: 726,148 km (0.109 R)
• M4: 1,365,230 km (0.072 R)
• M5: 2,512,646 km (0.067 R)
• M6: 2,924,339 km (0.101 R)
• M7: 3,552,052 km (0.111 R)
• M8: 3,944,896 km (0.116 R)
• M9: 4,433,782 km (0.094 R)
• M10: 6,533,837 km (0.085 R)
• M11: 7,218,396 km (0.113 R)
• M12: 7,849,400 km (0.06 R)
• M13: 8,101,772 km (0.098 R)
• M14: 9,110,361 km (0.065 R)
• M15: 9,559,304 km (0.078 R)
• M16: 23,663,092 km (0.065 R)
• M17: 25,379,129 km (0.095 R)
• M18: 29,297,995 km (0.11 R)
• M19: 36,043,363 km (0.095 R)
• M20: 36,601,363 km (0.1 R)
• M21: 46,004,188 km (0.094 R)
• M22: 47,490,293 km (0.09 R)
• M23: 53,213,758 km (0.049 R)
• M24: 56,521,217 km (0.07 R)
• M25: 60,943,629 km (0.059 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 16,362 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit