🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.72 AU - 0.78 AU

Year: 234 Days

Day: 13.7 Hours

Environment

Temp: 115 °C

Axial Tilt: 37.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.81 AU - 1.19 AU

Year: 360 Days

Day: 16.9 Hours

Environment

Temp: 40 °C

Axial Tilt: 9.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 31,028,609 km

• M1: 526,285 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.43 AU - 2.11 AU

Year: 847 Days

Day: 43.8 Hours

Environment

Temp: -45 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,028,609 km

• M1: 587,321 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.25 AU - 2.25 AU

Year: 1215 Days

Day: 24.5 Hours

Environment

Temp: -79 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.45 AU - 4.87 AU

Year: 3054 Days

Day: 22.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 31,028,609 km

• M1: 30,817 km (0.106 R)
• M2: 140,173 km (0.079 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.08 AU - 4.98 AU

Year: 3470 Days

Day: 33.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.7

Radius: 12.5

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 5.19 AU - 6.33 AU

Year: 4975 Days

Day: 7.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 31,028,609 km

• M1: 156,180 km (0.078 R)
• M2: 776,712 km (0.076 R)
• M3: 1,285,195 km (0.038 R)
• M4: 1,986,809 km (0.083 R)
• M5: 3,063,615 km (0.094 R)
• M6: 3,506,125 km (0.056 R)
• M7: 3,991,421 km (0.119 R)
• M8: 4,674,185 km (0.088 R)
• M9: 5,071,069 km (0.058 R)
• M10: 7,026,163 km (0.095 R)
• M11: 7,985,983 km (0.048 R)
• M12: 8,751,924 km (0.101 R)
• M13: 9,275,666 km (0.105 R)
• M14: 11,678,807 km (0.106 R)
• M15: 16,441,404 km (0.117 R)
• M16: 17,872,158 km (0.053 R)
• M17: 19,724,030 km (0.088 R)
• M18: 20,345,610 km (0.105 R)
• M19: 21,266,385 km (0.083 R)
• M20: 22,512,236 km (0.105 R)
• M21: 22,963,423 km (0.093 R)
• M22: 24,988,529 km (0.075 R)
• M23: 26,792,829 km (0.07 R)
• M24: 27,812,937 km (0.089 R)
• M25: 28,332,490 km (0.057 R)

Kuiper Belt

Range: 30.5 - 45.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 19,654 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit