🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.45 AU - 0.69 AU

Year: 160 Days

Day: 29.8 Hours

Environment

Temp: 192 °C

Axial Tilt: 41.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.52 AU - 0.66 AU

Year: 169 Days

Day: 23.3 Hours

Environment

Temp: 222 °C

Axial Tilt: 34.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.69 AU - 0.77 AU

Year: 233 Days

Day: 47.9 Hours

Environment

Temp: 132 °C

Axial Tilt: 34.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.93 AU - 1.09 AU

Year: 378 Days

Day: 31.6 Hours

Environment

Temp: 9 °C

Axial Tilt: 143.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.54 AU - 1.66 AU

Year: 754 Days

Day: 35.3 Hours

Environment

Temp: -51 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.8 AU - 1.98 AU

Year: 969 Days

Day: 28 Hours

Environment

Temp: -76 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.02 AU - 2.6 AU

Year: 1309 Days

Day: 27.9 Hours

Environment

Temp: -94 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,175,225 km

• M1: 40,092 km (0.112 R)

Asteroid Belt

Center: 3.93 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.5

Radius: 10.1

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 5.23 AU - 5.87 AU

Year: 4874 Days

Day: 12.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 22,175,225 km

• M1: 126,111 km (0.044 R)
• M2: 453,880 km (0.102 R)
• M3: 969,544 km (0.059 R)
• M4: 1,505,254 km (0.094 R)
• M5: 2,216,292 km (0.044 R)
• M6: 3,675,320 km (0.111 R)
• M7: 4,770,227 km (0.061 R)
• M8: 6,153,110 km (0.099 R)
• M9: 7,400,607 km (0.103 R)
• M10: 8,528,275 km (0.03 R)
• M11: 9,024,492 km (0.069 R)
• M12: 9,766,647 km (0.103 R)
• M13: 10,389,423 km (0.089 R)
• M14: 11,627,943 km (0.1 R)
• M15: 13,429,251 km (0.1 R)
• M16: 14,248,449 km (0.052 R)
• M17: 15,100,708 km (0.1 R)
• M18: 15,669,928 km (0.119 R)
• M19: 21,197,869 km (0.036 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: 448 - 14,949 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit