🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.3

Radius: 11.5

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.62 AU - 0.9 AU

Year: 449 Days

Day: 8.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 22,728,435 km

• M1: 145,260 km (0.078 R)
• M2: 606,320 km (0.118 R)
• M3: 971,489 km (0.116 R)
• M4: 1,855,911 km (0.094 R)
• M5: 2,628,435 km (0.112 R)
• M6: 3,033,097 km (0.112 R)
• M7: 3,504,031 km (0.091 R)
• M8: 4,050,961 km (0.046 R)
• M9: 4,993,427 km (0.069 R)
• M10: 5,933,052 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833

Radius: 10.5

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.1 AU - 1.66 AU

Year: 1100 Days

Day: 7.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 22,728,435 km

• M1: 130,599 km (0.099 R)
• M2: 824,733 km (0.062 R)
• M3: 1,209,948 km (0.118 R)
• M4: 1,820,456 km (0.109 R)
• M5: 2,407,927 km (0.034 R)
• M6: 3,622,961 km (0.116 R)
• M7: 3,978,406 km (0.046 R)
• M8: 4,464,748 km (0.047 R)
• M9: 4,836,050 km (0.027 R)
• M10: 5,207,801 km (0.077 R)
• M11: 5,855,709 km (0.085 R)
• M12: 10,403,934 km (0.083 R)
• M13: 11,672,972 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.1

Radius: 8

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.08 AU - 2.08 AU

Year: 2035 Days

Day: 10.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 22,728,435 km

• M1: 99,931 km (0.081 R)
• M2: 441,314 km (0.117 R)
• M3: 751,580 km (0.088 R)
• M4: 1,142,629 km (0.06 R)
• M5: 1,832,125 km (0.078 R)
• M6: 2,503,670 km (0.103 R)
• M7: 5,019,457 km (0.03 R)
• M8: 6,669,971 km (0.071 R)
• M9: 7,594,186 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.7

Radius: 8.2

Gravity: 11.88 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.82 AU - 2.78 AU

Year: 2366 Days

Day: 6.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 22,728,435 km

• M1: 102,774 km (0.118 R)
• M2: 443,258 km (0.073 R)
• M3: 701,913 km (0.088 R)
• M4: 1,082,191 km (0.107 R)
• M5: 1,358,349 km (0.099 R)
• M6: 1,886,429 km (0.079 R)
• M7: 2,146,281 km (0.093 R)
• M8: 2,515,937 km (0.079 R)
• M9: 3,158,460 km (0.107 R)
• M10: 4,248,430 km (0.084 R)
• M11: 5,017,213 km (0.11 R)
• M12: 5,545,892 km (0.098 R)
• M13: 6,630,028 km (0.084 R)
• M14: 7,944,096 km (0.111 R)
• M15: 8,462,303 km (0.098 R)
• M16: 9,281,949 km (0.092 R)
• M17: 10,190,757 km (0.114 R)
• M18: 10,532,139 km (0.057 R)
• M19: 11,157,757 km (0.071 R)
• M20: 12,699,363 km (0.068 R)
• M21: 13,050,469 km (0.113 R)
• M22: 14,330,728 km (0.118 R)
• M23: 14,759,326 km (0.086 R)
• M24: 17,085,722 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.7

Radius: 14.3

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.35 AU - 2.37 AU

Year: 2459 Days

Day: 11.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 22,728,435 km

• M1: 177,872 km (0.045 R)
• M2: 688,599 km (0.055 R)
• M3: 1,481,169 km (0.05 R)
• M4: 2,696,502 km (0.109 R)
• M5: 3,284,571 km (0.099 R)
• M6: 4,057,992 km (0.104 R)
• M7: 4,587,419 km (0.057 R)
• M8: 5,067,628 km (0.089 R)
• M9: 5,916,895 km (0.086 R)
• M10: 7,366,947 km (0.065 R)
• M11: 7,867,651 km (0.062 R)
• M12: 8,627,309 km (0.092 R)
• M13: 9,989,248 km (0.095 R)
• M14: 13,001,401 km (0.12 R)
• M15: 13,688,355 km (0.089 R)
• M16: 15,689,825 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.7

Radius: 14

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.56 AU - 3.68 AU

Year: 3738 Days

Day: 6.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 22,728,435 km

• M1: 174,132 km (0.067 R)
• M2: 1,298,061 km (0.082 R)
• M3: 2,056,372 km (0.088 R)
• M4: 2,545,857 km (0.089 R)
• M5: 3,010,358 km (0.058 R)
• M6: 3,765,229 km (0.103 R)
• M7: 4,461,906 km (0.051 R)
• M8: 5,268,388 km (0.113 R)
• M9: 7,049,201 km (0.086 R)
• M10: 7,551,252 km (0.108 R)
• M11: 8,110,897 km (0.113 R)
• M12: 8,733,524 km (0.061 R)
• M13: 9,919,386 km (0.094 R)
• M14: 11,896,023 km (0.091 R)
• M15: 13,589,919 km (0.087 R)
• M16: 14,221,821 km (0.091 R)
• M17: 16,836,343 km (0.059 R)
• M18: 18,787,997 km (0.065 R)
• M19: 19,511,601 km (0.118 R)
• M20: 20,379,269 km (0.074 R)
• M21: 21,014,611 km (0.077 R)
• M22: 21,728,642 km (0.107 R)
• M23: 22,525,999 km (0.033 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 12,398 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit