🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.57 AU - 0.65 AU

Year: 308 Days

Day: 34.8 Hours

Environment

Temp: -121 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,150,616 km

• M1: 17,204 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.9

Radius: 9.5

Gravity: 11.06 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.03 AU - 1.11 AU

Year: 715 Days

Day: 13.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 20,150,616 km

• M1: 118,182 km (0.071 R)
• M2: 545,583 km (0.099 R)
• M3: 1,083,537 km (0.054 R)
• M4: 1,387,520 km (0.086 R)
• M5: 1,758,224 km (0.045 R)
• M6: 2,093,921 km (0.117 R)
• M7: 2,608,987 km (0.116 R)
• M8: 3,113,880 km (0.088 R)
• M9: 3,453,018 km (0.103 R)
• M10: 3,786,771 km (0.116 R)
• M11: 4,158,073 km (0.114 R)
• M12: 4,778,156 km (0.116 R)
• M13: 5,516,421 km (0.103 R)
• M14: 5,852,568 km (0.05 R)
• M15: 6,741,927 km (0.067 R)
• M16: 7,646,246 km (0.039 R)
• M17: 8,420,864 km (0.108 R)
• M18: 9,110,211 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.9

Radius: 13.4

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.91 AU - 3.23 AU

Year: 3473 Days

Day: 12.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 20,150,616 km

• M1: 167,400 km (0.066 R)
• M2: 674,537 km (0.093 R)
• M3: 1,091,316 km (0.094 R)
• M4: 1,744,461 km (0.11 R)
• M5: 2,241,425 km (0.117 R)
• M6: 2,679,597 km (0.117 R)
• M7: 3,401,556 km (0.106 R)
• M8: 4,270,870 km (0.048 R)
• M9: 4,747,339 km (0.116 R)
• M10: 5,211,391 km (0.088 R)
• M11: 5,990,647 km (0.034 R)
• M12: 7,021,077 km (0.072 R)
• M13: 7,687,984 km (0.103 R)
• M14: 8,134,085 km (0.104 R)
• M15: 9,254,423 km (0.057 R)
• M16: 10,019,467 km (0.078 R)
• M17: 11,469,818 km (0.118 R)
• M18: 12,266,876 km (0.119 R)
• M19: 13,011,125 km (0.046 R)
• M20: 13,508,538 km (0.114 R)
• M21: 14,589,832 km (0.032 R)
• M22: 15,931,724 km (0.044 R)
• M23: 16,924,456 km (0.118 R)
• M24: 19,148,677 km (0.085 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: 191 - 14,618 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit