🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.56 AU - 0.72 AU

Year: 331 Days

Day: 17.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,536,301 km

• M1: 139,724 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.66 AU - 0.66 AU

Year: 346 Days

Day: 14.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,536,301 km

• M1: 100,231 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.7

Radius: 8.6

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.74 AU - 0.86 AU

Year: 462 Days

Day: 6.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 31,536,301 km

• M1: 107,561 km (0.045 R)
• M2: 511,774 km (0.089 R)
• M3: 838,646 km (0.109 R)
• M4: 1,142,479 km (0.063 R)
• M5: 1,500,018 km (0.076 R)
• M6: 1,820,456 km (0.067 R)
• M7: 3,478,001 km (0.082 R)
• M8: 4,140,869 km (0.089 R)
• M9: 4,747,788 km (0.104 R)
• M10: 5,297,859 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.4

Radius: 15

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.49 AU - 2.48 AU

Year: 1799 Days

Day: 14 Hours

Environment

Temp: -181 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 31,536,301 km

• M1: 186,848 km (0.077 R)
• M2: 760,406 km (0.114 R)
• M3: 1,283,550 km (0.073 R)
• M4: 1,870,123 km (0.114 R)
• M5: 2,944,236 km (0.06 R)
• M6: 4,133,838 km (0.087 R)
• M7: 5,265,097 km (0.045 R)
• M8: 12,121,018 km (0.046 R)
• M9: 13,034,612 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.3

Radius: 8.7

Gravity: 12.93 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 3.06 AU - 4.2 AU

Year: 4466 Days

Day: 6.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,536,301 km

• M1: 108,907 km (0.12 R)
• M2: 490,531 km (0.083 R)
• M3: 1,409,960 km (0.052 R)
• M4: 1,929,813 km (0.088 R)
• M5: 3,391,982 km (0.11 R)
• M6: 3,760,591 km (0.114 R)
• M7: 4,107,808 km (0.102 R)
• M8: 4,604,174 km (0.092 R)
• M9: 8,424,305 km (0.117 R)
• M10: 8,939,819 km (0.112 R)
• M11: 9,645,472 km (0.107 R)
• M12: 10,033,828 km (0.057 R)
• M13: 14,344,641 km (0.096 R)
• M14: 15,195,254 km (0.109 R)
• M15: 20,448,982 km (0.048 R)
• M16: 22,413,800 km (0.119 R)
• M17: 25,715,276 km (0.118 R)
• M18: 26,295,267 km (0.088 R)
• M19: 26,630,665 km (0.032 R)
• M20: 27,138,999 km (0.043 R)
• M21: 28,703,194 km (0.079 R)
• M22: 30,143,073 km (0.084 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 16,636 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit