🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.4

Radius: 14

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.04 AU - 1.74 AU

Year: 1112 Days

Day: 10 Hours

Environment

Temp: -197 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 23,889,541 km

• M1: 174,132 km (0.088 R)
• M2: 817,403 km (0.09 R)
• M3: 1,499,569 km (0.056 R)
• M4: 2,038,570 km (0.104 R)
• M5: 4,161,514 km (0.095 R)
• M6: 4,638,731 km (0.047 R)
• M7: 5,883,983 km (0.089 R)
• M8: 7,530,757 km (0.095 R)
• M9: 8,167,894 km (0.092 R)
• M10: 8,761,498 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997

Radius: 14.9

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.23 AU - 1.57 AU

Year: 1124 Days

Day: 12.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 23,889,541 km

• M1: 185,801 km (0.067 R)
• M2: 683,812 km (0.081 R)
• M3: 1,446,462 km (0.069 R)
• M4: 1,947,764 km (0.101 R)
• M5: 2,917,906 km (0.083 R)
• M6: 5,073,462 km (0.101 R)
• M7: 6,353,272 km (0.058 R)
• M8: 7,259,985 km (0.038 R)
• M9: 7,812,001 km (0.116 R)
• M10: 9,000,855 km (0.102 R)
• M11: 9,732,538 km (0.12 R)
• M12: 11,246,020 km (0.039 R)
• M13: 11,736,551 km (0.104 R)
• M14: 12,499,052 km (0.04 R)

Asteroid Belt

Center: 2.07 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.8

Radius: 12.8

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.24 AU - 3.22 AU

Year: 3059 Days

Day: 13.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 23,889,541 km

• M1: 159,471 km (0.063 R)
• M2: 967,150 km (0.051 R)
• M3: 2,250,850 km (0.107 R)
• M4: 3,157,712 km (0.033 R)
• M5: 3,703,894 km (0.054 R)
• M6: 5,028,433 km (0.091 R)
• M7: 5,732,291 km (0.092 R)
• M8: 6,500,775 km (0.043 R)
• M9: 7,523,127 km (0.113 R)
• M10: 8,768,380 km (0.106 R)
• M11: 9,789,385 km (0.114 R)
• M12: 11,131,278 km (0.117 R)
• M13: 12,899,525 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60

Radius: 13.1

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.47 AU - 3.59 AU

Year: 3577 Days

Day: 11.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 23,889,541 km

• M1: 162,912 km (0.105 R)
• M2: 1,405,771 km (0.055 R)
• M3: 2,288,847 km (0.103 R)
• M4: 3,024,121 km (0.076 R)
• M5: 4,089,707 km (0.114 R)
• M6: 6,882,400 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.1

Radius: 12.4

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.61 AU - 3.89 AU

Year: 3974 Days

Day: 6.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 23,889,541 km

• M1: 155,881 km (0.112 R)
• M2: 651,050 km (0.106 R)
• M3: 1,046,736 km (0.09 R)
• M4: 1,489,546 km (0.107 R)
• M5: 1,991,896 km (0.113 R)
• M6: 2,480,333 km (0.072 R)
• M7: 3,102,510 km (0.114 R)
• M8: 3,620,717 km (0.116 R)
• M9: 4,881,528 km (0.093 R)
• M10: 5,585,685 km (0.107 R)
• M11: 6,476,541 km (0.043 R)
• M12: 7,327,453 km (0.088 R)
• M13: 8,503,592 km (0.101 R)
• M14: 10,456,442 km (0.081 R)
• M15: 11,009,655 km (0.042 R)
• M16: 13,470,540 km (0.106 R)
• M17: 14,280,463 km (0.115 R)
• M18: 15,015,437 km (0.088 R)
• M19: 15,501,182 km (0.094 R)
• M20: 16,504,235 km (0.051 R)
• M21: 19,012,393 km (0.084 R)
• M22: 19,837,725 km (0.118 R)
• M23: 21,764,845 km (0.082 R)
• M24: 22,178,782 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.8

Radius: 11.8

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.57 AU - 4.27 AU

Year: 4290 Days

Day: 11.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 23,889,541 km

• M1: 162,762 km (0.058 R)
• M2: 660,325 km (0.053 R)
• M3: 1,985,014 km (0.099 R)
• M4: 2,572,485 km (0.091 R)
• M5: 3,467,679 km (0.113 R)
• M6: 4,417,625 km (0.06 R)
• M7: 5,451,795 km (0.079 R)
• M8: 6,796,830 km (0.049 R)
• M9: 8,030,264 km (0.055 R)
• M10: 8,793,961 km (0.111 R)
• M11: 11,243,776 km (0.112 R)
• M12: 14,906,231 km (0.079 R)
• M13: 16,571,405 km (0.052 R)
• M14: 19,681,694 km (0.112 R)
• M15: 22,449,255 km (0.108 R)
• M16: 24,036,488 km (0.106 R)
• M17: 25,929,649 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376

Radius: 8.7

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.98 AU - 4.34 AU

Year: 4749 Days

Day: 9.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 23,889,541 km

• M1: 120,875 km (0.03 R)
• M2: 453,730 km (0.045 R)
• M3: 917,035 km (0.082 R)
• M4: 1,920,986 km (0.079 R)
• M5: 2,838,021 km (0.12 R)
• M6: 3,588,853 km (0.105 R)
• M7: 3,915,724 km (0.093 R)
• M8: 5,296,513 km (0.106 R)
• M9: 5,666,917 km (0.087 R)
• M10: 6,313,180 km (0.066 R)
• M11: 7,421,999 km (0.106 R)
• M12: 8,583,926 km (0.119 R)
• M13: 8,984,549 km (0.089 R)
• M14: 9,589,523 km (0.1 R)
• M15: 10,588,836 km (0.078 R)
• M16: 11,350,290 km (0.114 R)
• M17: 13,903,626 km (0.085 R)
• M18: 16,760,497 km (0.091 R)
• M19: 17,793,919 km (0.028 R)
• M20: 18,088,327 km (0.112 R)
• M21: 18,686,868 km (0.117 R)
• M22: 19,672,120 km (0.119 R)
• M23: 20,433,424 km (0.027 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: 389 - 14,494 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit