🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.63 AU - 0.81 AU

Year: 224 Days

Day: 41.3 Hours

Environment

Temp: 116 °C

Axial Tilt: 22 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.58 AU - 0.92 AU

Year: 238 Days

Day: 21 Hours

Environment

Temp: 185 °C

Axial Tilt: 37.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.35 AU - 1.49 AU

Year: 621 Days

Day: 28.5 Hours

Environment

Temp: -23 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.03 AU - 2.49 AU

Year: 1247 Days

Day: 32.7 Hours

Environment

Temp: -84 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.2 AU - 3.76 AU

Year: 2383 Days

Day: 34.5 Hours

Environment

Temp: -106 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.44 AU - 3.84 AU

Year: 2549 Days

Day: 12.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,659,431 km

• M1: 1,970,354 km (0.11 R)

Asteroid Belt

Center: 6.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.6

Radius: 9.8

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 7.9 AU - 10.8 AU

Year: 10495 Days

Day: 6.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 37,659,431 km

• M1: 121,922 km (0.044 R)
• M2: 521,648 km (0.086 R)
• M3: 1,000,062 km (0.096 R)
• M4: 1,545,795 km (0.064 R)
• M5: 2,230,803 km (0.11 R)
• M6: 2,542,416 km (0.065 R)
• M7: 3,519,739 km (0.074 R)
• M8: 4,221,502 km (0.086 R)
• M9: 4,899,031 km (0.104 R)
• M10: 5,219,320 km (0.102 R)
• M11: 5,742,015 km (0.114 R)
• M12: 6,131,718 km (0.075 R)
• M13: 6,608,636 km (0.074 R)
• M14: 7,989,125 km (0.116 R)
• M15: 8,558,644 km (0.095 R)
• M16: 11,160,899 km (0.081 R)
• M17: 12,887,258 km (0.111 R)
• M18: 13,331,115 km (0.095 R)
• M19: 14,426,620 km (0.067 R)
• M20: 16,341,174 km (0.051 R)
• M21: 16,730,427 km (0.048 R)
• M22: 18,489,100 km (0.062 R)
• M23: 20,970,630 km (0.118 R)
• M24: 23,337,717 km (0.089 R)
• M25: 25,528,577 km (0.056 R)
• M26: 26,318,005 km (0.06 R)
• M27: 28,315,885 km (0.037 R)
• M28: 29,734,821 km (0.047 R)
• M29: 30,412,948 km (0.116 R)
• M30: 33,854,297 km (0.096 R)
• M31: 35,343,843 km (0.079 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 16,546 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit