🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.7 AU - 0.86 AU

Year: 241 Days

Day: 20.5 Hours

Environment

Temp: 155 °C

Axial Tilt: 29.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.96 AU - 1.28 AU

Year: 415 Days

Day: 45.3 Hours

Environment

Temp: 21 °C

Axial Tilt: 20.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.09 AU - 1.23 AU

Year: 437 Days

Day: 13.1 Hours

Environment

Temp: 33 °C

Axial Tilt: 33.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.17 AU - 1.37 AU

Year: 501 Days

Day: 42.8 Hours

Environment

Temp: 18 °C

Axial Tilt: 28.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 83,620,946 km

• M1: 301,739 km (0.103 R)
• M2: 741,557 km (0.045 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.8 AU - 2.12 AU

Year: 960 Days

Day: 33 Hours

Environment

Temp: -54 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.88 AU - 5.8 AU

Year: 3725 Days

Day: 44.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.68 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 16.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 659.1

Radius: 3.2

Gravity: 64.37 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 14.41 AU - 18.63 AU

Year: 23490 Days

Day: 24.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 83,620,946 km

• M1: 49,666 km (0.092 R)
• M2: 259,403 km (0.091 R)
• M3: 698,472 km (0.054 R)
• M4: 979,268 km (0.118 R)
• M5: 2,319,066 km (0.07 R)
• M6: 4,482,700 km (0.056 R)
• M7: 4,589,962 km (0.071 R)
• M8: 5,349,021 km (0.119 R)
• M9: 9,933,299 km (0.084 R)
• M10: 10,238,628 km (0.101 R)
• M11: 11,724,284 km (0.04 R)
• M12: 12,910,446 km (0.09 R)
• M13: 14,796,725 km (0.108 R)
• M14: 15,356,072 km (0.088 R)
• M15: 16,858,782 km (0.046 R)
• M16: 19,011,197 km (0.117 R)
• M17: 20,250,017 km (0.081 R)
• M18: 23,312,584 km (0.096 R)
• M19: 23,527,108 km (0.096 R)
• M20: 24,178,457 km (0.104 R)
• M21: 24,288,112 km (0.037 R)
• M22: 35,725,468 km (0.061 R)
• M23: 36,153,617 km (0.052 R)
• M24: 38,048,872 km (0.027 R)
• M25: 45,285,968 km (0.066 R)
• M26: 46,123,716 km (0.116 R)
• M27: 60,363,190 km (0.117 R)
• M28: 62,403,256 km (0.086 R)
• M29: 67,268,927 km (0.094 R)
• M30: 70,127,742 km (0.114 R)
• M31: 70,574,591 km (0.11 R)
• M32: 75,148,546 km (0.046 R)
• M33: 79,672,834 km (0.072 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 11,392 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit