🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.51 AU - 0.53 AU

Year: 246 Days

Day: 33.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,068,318 km

• M1: 46,375 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.48 AU - 0.58 AU

Year: 253 Days

Day: 33.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.48 AU - 0.64 AU

Year: 275 Days

Day: 28.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.29 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.7

Radius: 14.5

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.01 AU - 2.01 AU

Year: 1869 Days

Day: 14.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,068,318 km

• M1: 185,202 km (0.062 R)
• M2: 843,732 km (0.104 R)
• M3: 1,382,284 km (0.066 R)
• M4: 1,936,694 km (0.049 R)
• M5: 2,754,845 km (0.089 R)
• M6: 3,522,880 km (0.117 R)
• M7: 4,765,440 km (0.097 R)
• M8: 5,956,239 km (0.083 R)
• M9: 7,176,359 km (0.046 R)
• M10: 8,053,901 km (0.116 R)
• M11: 8,660,520 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.1

Radius: 11

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.94 AU - 2.96 AU

Year: 2516 Days

Day: 10.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 97.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 21,068,318 km

• M1: 138,827 km (0.087 R)
• M2: 539,749 km (0.101 R)
• M3: 996,322 km (0.112 R)
• M4: 1,558,361 km (0.04 R)
• M5: 2,018,823 km (0.115 R)
• M6: 2,913,419 km (0.104 R)
• M7: 3,378,070 km (0.112 R)
• M8: 4,635,440 km (0.053 R)
• M9: 6,237,034 km (0.107 R)
• M10: 7,316,383 km (0.111 R)
• M11: 8,246,134 km (0.075 R)
• M12: 9,804,794 km (0.11 R)
• M13: 10,456,891 km (0.027 R)
• M14: 11,551,499 km (0.101 R)
• M15: 12,278,993 km (0.104 R)
• M16: 13,967,804 km (0.032 R)
• M17: 15,193,309 km (0.09 R)
• M18: 16,014,452 km (0.082 R)
• M19: 17,246,241 km (0.08 R)
• M20: 18,482,667 km (0.082 R)
• M21: 19,240,381 km (0.114 R)
• M22: 20,385,103 km (0.116 R)
• M23: 20,755,957 km (0.086 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 189 - 17,188 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit