🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.53 AU - 0.57 AU

Year: 143 Days

Day: 47.2 Hours

Environment

Temp: 199 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 27,099,404 km

• M1: 34,707 km (0.115 R)
• M2: 294,558 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.99 AU - 1.13 AU

Year: 384 Days

Day: 30.9 Hours

Environment

Temp: 125 °C

Axial Tilt: 19.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,099,404 km

• M1: 13,464 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.01 AU - 1.13 AU

Year: 389 Days

Day: 18.1 Hours

Environment

Temp: 88 °C

Axial Tilt: 13.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.31 AU - 2.7 AU

Year: 1389 Days

Day: 18.2 Hours

Environment

Temp: -80 °C

Axial Tilt: 148 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.66 AU - 3 AU

Year: 1673 Days

Day: 20.6 Hours

Environment

Temp: -88 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.8 AU - 4.64 AU

Year: 2522 Days

Day: 15.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.52 AU - 5.54 AU

Year: 3965 Days

Day: 34.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.6

Radius: 11.8

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.27 AU - 8.99 AU

Year: 7407 Days

Day: 11.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 27,099,404 km

• M1: 146,756 km (0.106 R)
• M2: 547,977 km (0.101 R)
• M3: 1,215,483 km (0.08 R)
• M4: 1,770,341 km (0.111 R)
• M5: 3,017,090 km (0.095 R)
• M6: 3,849,752 km (0.061 R)
• M7: 4,509,777 km (0.06 R)
• M8: 4,930,895 km (0.068 R)
• M9: 6,324,848 km (0.057 R)
• M10: 6,790,397 km (0.049 R)
• M11: 7,212,263 km (0.086 R)
• M12: 7,790,309 km (0.098 R)
• M13: 8,399,172 km (0.054 R)
• M14: 10,290,838 km (0.069 R)
• M15: 13,284,590 km (0.106 R)
• M16: 16,408,642 km (0.117 R)
• M17: 18,389,318 km (0.119 R)
• M18: 19,599,415 km (0.105 R)
• M19: 21,066,073 km (0.085 R)
• M20: 25,748,038 km (0.06 R)

Kuiper Belt

Range: 31.2 - 61.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 14,137 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit