🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.65 AU - 0.71 AU

Year: 207 Days

Day: 39.6 Hours

Environment

Temp: 127 °C

Axial Tilt: 9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.4

Radius: 14.4

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 6.51 AU - 9.17 AU

Year: 8099 Days

Day: 6.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 19,253,045 km

• M1: 179,069 km (0.093 R)
• M2: 660,325 km (0.1 R)
• M3: 1,181,674 km (0.1 R)
• M4: 1,788,293 km (0.056 R)
• M5: 2,562,163 km (0.069 R)
• M6: 3,114,777 km (0.03 R)
• M7: 4,435,726 km (0.096 R)
• M8: 5,114,452 km (0.06 R)
• M9: 5,930,060 km (0.106 R)
• M10: 6,387,530 km (0.116 R)
• M11: 9,602,239 km (0.027 R)
• M12: 14,640,246 km (0.071 R)
• M13: 15,879,066 km (0.067 R)
• M14: 16,766,181 km (0.11 R)
• M15: 20,330,799 km (0.111 R)
• M16: 25,186,148 km (0.027 R)
• M17: 31,714,898 km (0.079 R)
• M18: 33,674,032 km (0.069 R)
• M19: 35,252,589 km (0.094 R)
• M20: 41,294,398 km (0.113 R)
• M21: 41,934,228 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.1

Radius: 10.8

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 7.74 AU - 10.08 AU

Year: 9813 Days

Day: 6.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 19,253,045 km

• M1: 139,276 km (0.078 R)
• M2: 885,769 km (0.111 R)
• M3: 1,451,997 km (0.093 R)
• M4: 2,094,071 km (0.116 R)
• M5: 3,385,101 km (0.117 R)
• M6: 3,845,413 km (0.089 R)
• M7: 4,869,560 km (0.091 R)
• M8: 7,006,117 km (0.111 R)
• M9: 7,756,799 km (0.111 R)
• M10: 8,999,359 km (0.066 R)
• M11: 11,917,116 km (0.105 R)
• M12: 12,379,972 km (0.107 R)
• M13: 13,932,947 km (0.047 R)
• M14: 14,541,661 km (0.036 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 15,745 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit