🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.47 AU - 0.53 AU

Year: 128 Days

Day: 26.7 Hours

Environment

Temp: 273 °C

Axial Tilt: 109 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.76 AU - 0.8 AU

Year: 250 Days

Day: 47.6 Hours

Environment

Temp: 118 °C

Axial Tilt: 24.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.88 AU - 0.94 AU

Year: 315 Days

Day: 16.5 Hours

Environment

Temp: 119 °C

Axial Tilt: 31 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.29 AU - 1.95 AU

Year: 749 Days

Day: 38.5 Hours

Environment

Temp: -38 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,550,800 km

• M1: 100,231 km (0.096 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.78 AU - 2.84 AU

Year: 1276 Days

Day: 26.4 Hours

Environment

Temp: -85 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.71 AU - 2.75 AU

Year: 1639 Days

Day: 33.7 Hours

Environment

Temp: -85 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.1

Radius: 14.7

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 5.94 AU - 8.14 AU

Year: 6789 Days

Day: 10.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,550,800 km

• M1: 197,320 km (0.086 R)
• M2: 896,390 km (0.099 R)
• M3: 1,506,301 km (0.068 R)
• M4: 2,109,480 km (0.083 R)
• M5: 2,872,578 km (0.085 R)
• M6: 3,665,297 km (0.083 R)
• M7: 4,194,575 km (0.114 R)
• M8: 5,299,355 km (0.048 R)
• M9: 5,804,098 km (0.064 R)
• M10: 7,343,909 km (0.054 R)
• M11: 8,638,679 km (0.086 R)
• M12: 10,293,231 km (0.115 R)
• M13: 11,309,449 km (0.109 R)
• M14: 11,771,707 km (0.079 R)
• M15: 13,696,732 km (0.057 R)
• M16: 14,707,266 km (0.058 R)
• M17: 16,996,562 km (0.101 R)
• M18: 20,588,557 km (0.119 R)
• M19: 23,074,424 km (0.104 R)
• M20: 23,594,726 km (0.069 R)
• M21: 24,504,879 km (0.1 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 251 - 11,304 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit