🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.6 AU - 0.7 AU

Year: 236 Days

Day: 27 Hours

Environment

Temp: -7 °C

Axial Tilt: 7.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 16,755,464 km

• M1: 126,560 km (0.046 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.91 AU - 1.11 AU

Year: 456 Days

Day: 45.4 Hours

Environment

Temp: -71 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.94 AU - 1.14 AU

Year: 477 Days

Day: 34.3 Hours

Environment

Temp: -68 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.45 AU - 1.67 AU

Year: 876 Days

Day: 13.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 16,755,464 km

• M1: 817,253 km (0.026 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.56 AU - 1.7 AU

Year: 936 Days

Day: 44.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.83 AU - 1.83 AU

Year: 1113 Days

Day: 27.2 Hours

Environment

Temp: -118 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.81 AU - 2.13 AU

Year: 1243 Days

Day: 14.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.4

Radius: 11.4

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.41 AU - 3.19 AU

Year: 2106 Days

Day: 14.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 16,755,464 km

• M1: 141,819 km (0.101 R)
• M2: 818,001 km (0.107 R)
• M3: 1,408,165 km (0.116 R)
• M4: 1,944,922 km (0.067 R)
• M5: 2,477,790 km (0.025 R)
• M6: 3,433,870 km (0.069 R)
• M7: 4,335,645 km (0.082 R)
• M8: 4,983,554 km (0.112 R)
• M9: 6,088,035 km (0.057 R)
• M10: 7,122,654 km (0.062 R)
• M11: 8,489,530 km (0.072 R)
• M12: 8,873,248 km (0.049 R)
• M13: 11,081,911 km (0.076 R)
• M14: 12,994,520 km (0.092 R)
• M15: 13,548,331 km (0.106 R)
• M16: 13,984,858 km (0.112 R)
• M17: 14,566,644 km (0.08 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 12,451 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit