🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.74 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.48 AU - 1.48 AU

Year: 693 Days

Day: 43.4 Hours

Environment

Temp: -54 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.38 AU - 2.06 AU

Year: 868 Days

Day: 47.9 Hours

Environment

Temp: -63 °C

Axial Tilt: 45.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 32,057,003 km

• M1: 209,736 km (0.079 R)
• M2: 565,480 km (0.078 R)

Asteroid Belt

Center: 3.06 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770

Radius: 9.9

Gravity: 7.86 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.61 AU - 5.19 AU

Year: 3553 Days

Day: 7.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,057,003 km

• M1: 123,418 km (0.085 R)
• M2: 580,889 km (0.116 R)
• M3: 893,398 km (0.08 R)
• M4: 1,751,492 km (0.09 R)
• M5: 2,157,052 km (0.117 R)
• M6: 2,739,436 km (0.098 R)
• M7: 3,068,252 km (0.111 R)
• M8: 3,933,078 km (0.105 R)
• M9: 4,469,087 km (0.102 R)
• M10: 5,854,213 km (0.036 R)
• M11: 6,893,021 km (0.099 R)
• M12: 10,205,268 km (0.103 R)
• M13: 11,526,067 km (0.109 R)
• M14: 14,246,804 km (0.102 R)
• M15: 15,188,073 km (0.112 R)
• M16: 16,905,457 km (0.098 R)
• M17: 17,603,929 km (0.06 R)
• M18: 19,370,979 km (0.089 R)
• M19: 19,814,687 km (0.106 R)
• M20: 22,830,729 km (0.119 R)
• M21: 24,045,614 km (0.087 R)
• M22: 24,780,139 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840

Radius: 14.9

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.21 AU - 6.75 AU

Year: 4939 Days

Day: 12 Hours

Environment

Temp: -153 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,057,003 km

• M1: 188,344 km (0.107 R)
• M2: 785,090 km (0.084 R)
• M3: 1,799,662 km (0.06 R)
• M4: 2,302,610 km (0.085 R)
• M5: 3,227,275 km (0.025 R)
• M6: 3,957,911 km (0.098 R)
• M7: 4,463,103 km (0.079 R)
• M8: 5,401,680 km (0.071 R)
• M9: 8,384,661 km (0.039 R)
• M10: 10,340,055 km (0.037 R)
• M11: 11,786,367 km (0.09 R)
• M12: 14,231,545 km (0.103 R)
• M13: 18,673,853 km (0.109 R)
• M14: 22,352,315 km (0.108 R)
• M15: 24,922,556 km (0.094 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 511 - 16,215 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit