🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.44 AU - 0.68 AU

Year: 152 Days

Day: 43.1 Hours

Environment

Temp: 216 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.27 AU - 3.91 AU

Year: 2472 Days

Day: 37.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,378,777 km

• M1: 2,138,352 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.5

Radius: 13.7

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 4.85 AU - 7.53 AU

Year: 5597 Days

Day: 7.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 110.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,378,777 km

• M1: 170,542 km (0.117 R)
• M2: 820,245 km (0.108 R)
• M3: 1,384,528 km (0.064 R)
• M4: 1,833,023 km (0.114 R)
• M5: 4,556,153 km (0.059 R)
• M6: 5,514,477 km (0.05 R)
• M7: 9,625,426 km (0.098 R)
• M8: 10,551,138 km (0.08 R)
• M9: 11,106,296 km (0.08 R)
• M10: 15,973,313 km (0.096 R)
• M11: 21,584,878 km (0.111 R)
• M12: 28,123,951 km (0.058 R)
• M13: 28,655,173 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.7

Radius: 9.4

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.59 AU - 7.55 AU

Year: 6832 Days

Day: 10.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 135.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,378,777 km

• M1: 157,377 km (0.094 R)
• M2: 517,459 km (0.065 R)
• M3: 879,336 km (0.116 R)
• M4: 1,230,143 km (0.11 R)
• M5: 2,690,219 km (0.108 R)
• M6: 3,022,924 km (0.09 R)
• M7: 3,404,249 km (0.054 R)
• M8: 3,772,410 km (0.055 R)
• M9: 4,119,177 km (0.097 R)
• M10: 4,744,796 km (0.06 R)
• M11: 5,403,625 km (0.103 R)
• M12: 6,504,815 km (0.098 R)
• M13: 7,424,243 km (0.118 R)
• M14: 7,822,772 km (0.113 R)
• M15: 9,227,645 km (0.077 R)
• M16: 10,566,397 km (0.063 R)
• M17: 14,838,463 km (0.069 R)
• M18: 20,702,999 km (0.105 R)
• M19: 24,301,725 km (0.092 R)
• M20: 25,752,376 km (0.071 R)
• M21: 27,862,005 km (0.118 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 10,427 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit