🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.45 AU - 0.71 AU

Year: 285 Days

Day: 42.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.56 AU - 0.74 AU

Year: 338 Days

Day: 13.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 26,775,297 km

• M1: 32,313 km (0.034 R)
• M2: 140,772 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690

Radius: 10.6

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.76 AU - 0.9 AU

Year: 488 Days

Day: 10.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 26,775,297 km

• M1: 131,945 km (0.114 R)
• M2: 704,756 km (0.097 R)
• M3: 1,149,510 km (0.028 R)
• M4: 1,703,770 km (0.093 R)
• M5: 2,288,249 km (0.098 R)
• M6: 2,638,308 km (0.097 R)
• M7: 3,103,707 km (0.068 R)
• M8: 3,924,999 km (0.065 R)
• M9: 4,519,202 km (0.104 R)
• M10: 5,237,721 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.8

Radius: 11.4

Gravity: 7.62 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.33 AU - 3.81 AU

Year: 3473 Days

Day: 7.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 26,775,297 km

• M1: 141,819 km (0.036 R)
• M2: 637,437 km (0.086 R)
• M3: 1,479,972 km (0.041 R)
• M4: 2,045,302 km (0.06 R)
• M5: 2,700,541 km (0.078 R)
• M6: 3,411,430 km (0.099 R)
• M7: 3,822,226 km (0.039 R)
• M8: 7,058,327 km (0.05 R)
• M9: 9,513,976 km (0.103 R)
• M10: 10,630,873 km (0.112 R)
• M11: 12,683,805 km (0.115 R)
• M12: 16,846,964 km (0.118 R)
• M13: 18,854,418 km (0.113 R)
• M14: 24,299,481 km (0.114 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 13,136 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit