🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.89 AU - 0.93 AU

Year: 302 Days

Day: 39.5 Hours

Environment

Temp: 166 °C

Axial Tilt: 41.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.01 AU - 1.15 AU

Year: 391 Days

Day: 40.5 Hours

Environment

Temp: 106 °C

Axial Tilt: 20.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.4 AU - 1.44 AU

Year: 589 Days

Day: 21.7 Hours

Environment

Temp: 14 °C

Axial Tilt: 31.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 36,289,399 km

• M1: 78,090 km (0.042 R)

Asteroid Belt

Center: 2.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.62 AU - 3.72 AU

Year: 1966 Days

Day: 14.5 Hours

Environment

Temp: -92 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.08 AU - 3.74 AU

Year: 2193 Days

Day: 28.9 Hours

Environment

Temp: -103 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.06 AU - 4.32 AU

Year: 2987 Days

Day: 18.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 10.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.2

Radius: 13.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 9.27 AU - 12.09 AU

Year: 12155 Days

Day: 14 Hours

Environment

Temp: -178 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 36,289,399 km

• M1: 165,605 km (0.028 R)
• M2: 587,920 km (0.04 R)
• M3: 1,170,304 km (0.117 R)
• M4: 1,864,887 km (0.117 R)
• M5: 2,938,551 km (0.095 R)
• M6: 3,613,237 km (0.1 R)
• M7: 4,110,650 km (0.07 R)
• M8: 6,175,550 km (0.104 R)
• M9: 6,785,161 km (0.088 R)
• M10: 8,204,546 km (0.1 R)
• M11: 9,414,942 km (0.117 R)
• M12: 9,949,156 km (0.069 R)
• M13: 12,135,978 km (0.048 R)
• M14: 13,149,354 km (0.072 R)
• M15: 14,160,635 km (0.031 R)
• M16: 21,271,770 km (0.095 R)
• M17: 25,976,623 km (0.027 R)
• M18: 27,387,331 km (0.09 R)
• M19: 30,073,810 km (0.112 R)
• M20: 31,926,280 km (0.041 R)
• M21: 34,688,156 km (0.082 R)

Kuiper Belt

Range: 31.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 19,744 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit