🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.63 AU - 0.67 AU

Year: 190 Days

Day: 16.9 Hours

Environment

Temp: 204 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 28,703,986 km

• M1: 65,374 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.8 AU - 1.32 AU

Year: 395 Days

Day: 14.9 Hours

Environment

Temp: 27 °C

Axial Tilt: 22.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.71 AU - 2.83 AU

Year: 1237 Days

Day: 23.9 Hours

Environment

Temp: -68 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,703,986 km

• M1: 578,645 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.97 AU - 4.21 AU

Year: 2991 Days

Day: 44.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.15 AU - 5.05 AU

Year: 3002 Days

Day: 36.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.1

Radius: 12.9

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 6.64 AU - 8.08 AU

Year: 7221 Days

Day: 7.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,703,986 km

• M1: 165,156 km (0.085 R)
• M2: 962,363 km (0.046 R)
• M3: 1,932,954 km (0.027 R)
• M4: 2,625,143 km (0.052 R)
• M5: 3,518,542 km (0.067 R)
• M6: 4,832,011 km (0.069 R)
• M7: 5,418,734 km (0.114 R)
• M8: 6,173,007 km (0.11 R)
• M9: 7,095,726 km (0.101 R)
• M10: 10,637,605 km (0.079 R)
• M11: 11,447,827 km (0.073 R)
• M12: 15,840,919 km (0.108 R)
• M13: 19,086,444 km (0.116 R)
• M14: 21,247,386 km (0.112 R)
• M15: 21,954,984 km (0.094 R)
• M16: 22,751,293 km (0.12 R)
• M17: 23,944,037 km (0.1 R)
• M18: 25,177,920 km (0.042 R)
• M19: 26,372,908 km (0.111 R)
• M20: 27,438,643 km (0.07 R)
• M21: 28,108,692 km (0.11 R)
• M22: 28,533,101 km (0.091 R)

Kuiper Belt

Range: 30.3 - 47.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 15,997 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit