🌌 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 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.9

Radius: 9.4

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.51 AU - 0.63 AU

Year: 297 Days

Day: 8.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 9,690,036 km

• M1: 116,986 km (0.115 R)
• M2: 438,771 km (0.086 R)
• M3: 740,360 km (0.075 R)
• M4: 1,264,551 km (0.106 R)
• M5: 1,811,630 km (0.062 R)
• M6: 2,163,484 km (0.1 R)
• M7: 2,604,050 km (0.1 R)
• M8: 3,622,662 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.6

Radius: 13

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.53 AU - 0.75 AU

Year: 353 Days

Day: 11.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 9,690,036 km

• M1: 161,715 km (0.027 R)
• M2: 630,705 km (0.118 R)
• M3: 1,049,728 km (0.108 R)
• M4: 1,789,490 km (0.092 R)
• M5: 2,213,749 km (0.11 R)
• M6: 2,775,788 km (0.111 R)
• M7: 3,401,556 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.3

Radius: 13.2

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.7 AU - 0.98 AU

Year: 531 Days

Day: 13.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 9,690,036 km

• M1: 164,109 km (0.09 R)
• M2: 595,100 km (0.087 R)
• M3: 1,026,989 km (0.095 R)
• M4: 1,566,888 km (0.097 R)
• M5: 3,327,206 km (0.035 R)
• M6: 3,913,929 km (0.117 R)
• M7: 4,647,856 km (0.102 R)
• M8: 6,371,523 km (0.098 R)
• M9: 7,130,433 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.6

Radius: 10.5

Gravity: 8.79 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.99 AU - 1.15 AU

Year: 764 Days

Day: 12.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 9,690,036 km

• M1: 130,898 km (0.072 R)
• M2: 576,550 km (0.059 R)
• M3: 1,025,194 km (0.101 R)
• M4: 1,635,853 km (0.115 R)
• M5: 2,123,991 km (0.115 R)
• M6: 2,532,243 km (0.087 R)
• M7: 3,031,601 km (0.078 R)
• M8: 3,523,179 km (0.114 R)
• M9: 3,957,312 km (0.109 R)
• M10: 4,649,651 km (0.12 R)
• M11: 5,192,093 km (0.064 R)
• M12: 5,816,814 km (0.11 R)
• M13: 6,490,902 km (0.031 R)
• M14: 6,915,162 km (0.117 R)
• M15: 7,263,276 km (0.03 R)
• M16: 7,919,412 km (0.089 R)
• M17: 8,747,735 km (0.078 R)
• M18: 9,294,067 km (0.083 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 432 - 15,930 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit