🌌 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 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.7

Radius: 15

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.61 AU - 0.65 AU

Year: 345 Days

Day: 13.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 21,819,820 km

• M1: 186,549 km (0.114 R)
• M2: 694,882 km (0.067 R)
• M3: 1,484,160 km (0.096 R)
• M4: 2,004,611 km (0.115 R)
• M5: 2,478,986 km (0.073 R)
• M6: 3,447,932 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.5

Radius: 11.8

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.63 AU - 0.67 AU

Year: 362 Days

Day: 10.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 21,819,820 km

• M1: 146,756 km (0.098 R)
• M2: 548,725 km (0.06 R)
• M3: 1,049,728 km (0.046 R)
• M4: 1,695,692 km (0.099 R)
• M5: 2,095,567 km (0.093 R)
• M6: 2,636,962 km (0.113 R)
• M7: 3,080,819 km (0.112 R)
• M8: 3,585,412 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.3

Radius: 9.6

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.69 AU - 1.01 AU

Year: 541 Days

Day: 12.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 21,819,820 km

• M1: 119,529 km (0.09 R)
• M2: 443,558 km (0.095 R)
• M3: 807,081 km (0.049 R)
• M4: 1,288,786 km (0.099 R)
• M5: 1,660,088 km (0.106 R)
• M6: 2,102,748 km (0.101 R)
• M7: 2,403,290 km (0.103 R)
• M8: 3,136,918 km (0.08 R)
• M9: 3,460,049 km (0.026 R)
• M10: 3,973,469 km (0.078 R)
• M11: 4,508,281 km (0.035 R)
• M12: 5,168,457 km (0.118 R)
• M13: 5,721,819 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.7

Radius: 13.3

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.34 AU - 2.82 AU

Year: 2860 Days

Day: 10 Hours

Environment

Temp: -209 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,819,820 km

• M1: 165,455 km (0.084 R)
• M2: 656,136 km (0.097 R)
• M3: 1,227,002 km (0.052 R)
• M4: 1,701,975 km (0.051 R)
• M5: 2,356,765 km (0.091 R)
• M6: 3,245,526 km (0.084 R)
• M7: 3,968,233 km (0.103 R)
• M8: 6,591,133 km (0.079 R)
• M9: 7,850,447 km (0.099 R)
• M10: 10,089,928 km (0.117 R)
• M11: 10,841,806 km (0.074 R)
• M12: 12,324,770 km (0.115 R)
• M13: 13,370,310 km (0.11 R)
• M14: 14,277,920 km (0.068 R)
• M15: 17,082,431 km (0.088 R)
• M16: 19,204,327 km (0.081 R)
• M17: 19,685,285 km (0.096 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 16,257 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit