🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.57 AU - 0.57 AU

Year: 162 Days

Day: 40.7 Hours

Environment

Temp: 185 °C

Axial Tilt: 33.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.61 AU - 0.67 AU

Year: 193 Days

Day: 12.8 Hours

Environment

Temp: 200 °C

Axial Tilt: 22.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.66 AU - 1.1 AU

Year: 311 Days

Day: 32.4 Hours

Environment

Temp: 31 °C

Axial Tilt: 8.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.42 AU - 2.02 AU

Year: 850 Days

Day: 17.2 Hours

Environment

Temp: -61 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.95 AU - 2.59 AU

Year: 1288 Days

Day: 24.7 Hours

Environment

Temp: -87 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.05 AU - 3.37 AU

Year: 1681 Days

Day: 14.5 Hours

Environment

Temp: -109 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.5

Radius: 8.3

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 7.56 AU - 10.18 AU

Year: 9952 Days

Day: 7.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,820,551 km

• M1: 103,671 km (0.076 R)
• M2: 375,491 km (0.088 R)
• M3: 866,770 km (0.045 R)
• M4: 1,155,195 km (0.057 R)
• M5: 1,650,663 km (0.11 R)
• M6: 2,133,864 km (0.066 R)
• M7: 2,560,517 km (0.094 R)
• M8: 4,038,245 km (0.077 R)
• M9: 5,265,995 km (0.112 R)
• M10: 5,757,274 km (0.119 R)
• M11: 6,245,412 km (0.117 R)
• M12: 7,230,215 km (0.113 R)
• M13: 7,994,510 km (0.057 R)
• M14: 8,478,459 km (0.079 R)
• M15: 9,024,492 km (0.095 R)
• M16: 9,683,470 km (0.071 R)
• M17: 10,233,392 km (0.113 R)
• M18: 16,284,925 km (0.1 R)
• M19: 17,661,824 km (0.078 R)
• M20: 18,761,817 km (0.077 R)
• M21: 21,326,224 km (0.095 R)
• M22: 22,891,915 km (0.078 R)
• M23: 25,296,102 km (0.114 R)
• M24: 26,338,351 km (0.096 R)
• M25: 35,622,095 km (0.077 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: 266 - 13,793 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit