🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.77 AU - 0.87 AU

Year: 275 Days

Day: 40.4 Hours

Environment

Temp: 120 °C

Axial Tilt: 31 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 32,321,600 km

• M1: 62,233 km (0.047 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.75 AU - 0.91 AU

Year: 280 Days

Day: 20.5 Hours

Environment

Temp: 91 °C

Axial Tilt: 153.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 32,321,600 km

• M1: 247,734 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.86 AU - 1.26 AU

Year: 405 Days

Day: 29.9 Hours

Environment

Temp: 9 °C

Axial Tilt: 28.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 32,321,600 km

• M1: 278,701 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.92 AU - 1.2 AU

Year: 405 Days

Day: 19.3 Hours

Environment

Temp: 30 °C

Axial Tilt: 38.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 32,321,600 km

• M1: 41,289 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 3.13 AU - 3.91 AU

Year: 2449 Days

Day: 15.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.99 AU - 4.13 AU

Year: 2491 Days

Day: 29.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.2

Radius: 11.9

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 4.97 AU - 5.81 AU

Year: 4641 Days

Day: 12.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 32,321,600 km

• M1: 147,952 km (0.068 R)
• M2: 519,404 km (0.084 R)
• M3: 1,016,667 km (0.06 R)
• M4: 1,527,394 km (0.086 R)
• M5: 2,071,183 km (0.086 R)
• M6: 2,888,735 km (0.11 R)
• M7: 4,415,830 km (0.084 R)
• M8: 5,920,186 km (0.089 R)
• M9: 6,328,588 km (0.119 R)
• M10: 7,062,815 km (0.098 R)
• M11: 8,542,637 km (0.118 R)
• M12: 10,580,010 km (0.116 R)
• M13: 11,566,309 km (0.094 R)
• M14: 12,257,002 km (0.079 R)
• M15: 13,238,364 km (0.059 R)
• M16: 13,994,582 km (0.08 R)
• M17: 15,890,735 km (0.085 R)
• M18: 16,806,872 km (0.075 R)
• M19: 18,279,813 km (0.114 R)
• M20: 18,811,633 km (0.032 R)
• M21: 21,116,039 km (0.079 R)
• M22: 22,073,465 km (0.1 R)
• M23: 26,700,677 km (0.07 R)
• M24: 27,645,836 km (0.074 R)
• M25: 29,150,192 km (0.072 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 378 - 15,272 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit