🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.14 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.25 AU - 2.31 AU

Year: 1264 Days

Day: 25.5 Hours

Environment

Temp: -74 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.85 AU - 3.43 AU

Year: 2043 Days

Day: 32.6 Hours

Environment

Temp: -100 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242

Radius: 11.3

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 8.15 AU - 8.59 AU

Year: 8889 Days

Day: 7.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,152,866 km

• M1: 140,472 km (0.12 R)
• M2: 669,899 km (0.102 R)
• M3: 1,745,957 km (0.066 R)
• M4: 2,353,474 km (0.101 R)
• M5: 2,907,285 km (0.116 R)
• M6: 3,378,369 km (0.083 R)
• M7: 3,809,510 km (0.101 R)
• M8: 4,705,003 km (0.118 R)
• M9: 5,329,125 km (0.079 R)
• M10: 7,184,438 km (0.082 R)
• M11: 7,864,510 km (0.054 R)
• M12: 9,646,819 km (0.049 R)
• M13: 12,777,902 km (0.025 R)
• M14: 14,997,037 km (0.094 R)
• M15: 19,292,740 km (0.06 R)
• M16: 20,535,449 km (0.102 R)
• M17: 21,032,862 km (0.045 R)
• M18: 21,465,649 km (0.099 R)
• M19: 23,952,863 km (0.097 R)
• M20: 24,504,131 km (0.061 R)
• M21: 27,388,677 km (0.045 R)
• M22: 28,252,755 km (0.073 R)
• M23: 30,768,841 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.7

Radius: 13.8

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 11.03 AU - 13.35 AU

Year: 15623 Days

Day: 7 Hours

Environment

Temp: -184 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 66,152,866 km

• M1: 171,589 km (0.049 R)
• M2: 683,812 km (0.1 R)
• M3: 1,814,323 km (0.097 R)
• M4: 2,857,619 km (0.119 R)
• M5: 4,176,623 km (0.065 R)
• M6: 5,602,739 km (0.043 R)
• M7: 6,510,499 km (0.068 R)
• M8: 7,468,674 km (0.12 R)
• M9: 8,419,219 km (0.12 R)
• M10: 9,079,394 km (0.101 R)
• M11: 9,719,374 km (0.076 R)
• M12: 10,218,731 km (0.106 R)
• M13: 11,149,230 km (0.054 R)
• M14: 16,203,095 km (0.117 R)
• M15: 17,226,045 km (0.046 R)
• M16: 18,883,440 km (0.078 R)
• M17: 20,373,884 km (0.08 R)
• M18: 21,847,123 km (0.096 R)
• M19: 22,706,264 km (0.048 R)
• M20: 23,587,994 km (0.093 R)
• M21: 28,342,813 km (0.084 R)
• M22: 30,766,148 km (0.067 R)
• M23: 31,845,796 km (0.078 R)
• M24: 33,449,785 km (0.065 R)
• M25: 37,898,825 km (0.086 R)
• M26: 40,979,046 km (0.096 R)
• M27: 44,677,703 km (0.06 R)
• M28: 45,906,799 km (0.112 R)
• M29: 47,158,335 km (0.063 R)
• M30: 54,625,513 km (0.117 R)
• M31: 56,921,092 km (0.068 R)
• M32: 60,019,264 km (0.071 R)
• M33: 65,757,838 km (0.1 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: 409 - 19,381 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit