🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.53 AU - 0.57 AU

Year: 143 Days

Day: 23.9 Hours

Environment

Temp: 216 °C

Axial Tilt: 15.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,918,413 km

• M1: 41,738 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.98 AU - 1.02 AU

Year: 350 Days

Day: 28.3 Hours

Environment

Temp: 123 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.17 AU - 1.83 AU

Year: 643 Days

Day: 14.9 Hours

Environment

Temp: 3 °C

Axial Tilt: 3.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.43 AU - 1.79 AU

Year: 715 Days

Day: 17.6 Hours

Environment

Temp: -23 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.35 AU - 2.79 AU

Year: 1441 Days

Day: 23.3 Hours

Environment

Temp: -78 °C

Axial Tilt: 12 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.46 AU - 2.74 AU

Year: 1467 Days

Day: 15.7 Hours

Environment

Temp: -84 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 12.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.5

Radius: 11.7

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 9.47 AU - 14.67 AU

Year: 14670 Days

Day: 9.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,918,413 km

• M1: 145,559 km (0.119 R)
• M2: 671,246 km (0.047 R)
• M3: 1,076,357 km (0.107 R)
• M4: 1,707,061 km (0.084 R)
• M5: 3,116,572 km (0.09 R)
• M6: 4,464,748 km (0.093 R)
• M7: 5,189,999 km (0.114 R)
• M8: 5,749,944 km (0.105 R)
• M9: 7,307,856 km (0.093 R)
• M10: 8,898,979 km (0.111 R)
• M11: 9,702,918 km (0.107 R)
• M12: 10,349,779 km (0.104 R)
• M13: 10,814,430 km (0.108 R)
• M14: 11,729,969 km (0.039 R)
• M15: 15,047,900 km (0.106 R)
• M16: 22,512,834 km (0.063 R)
• M17: 24,093,186 km (0.113 R)
• M18: 25,002,591 km (0.049 R)
• M19: 25,840,339 km (0.116 R)
• M20: 26,218,672 km (0.086 R)
• M21: 29,379,825 km (0.093 R)
• M22: 36,211,810 km (0.104 R)
• M23: 40,628,538 km (0.049 R)
• M24: 44,437,898 km (0.072 R)

Kuiper Belt

Range: 31.4 - 51.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 18,171 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit