🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.6

Radius: 13.1

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.01 AU - 1.11 AU

Year: 753 Days

Day: 5.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,259,452 km

• M1: 162,912 km (0.079 R)
• M2: 1,215,782 km (0.042 R)
• M3: 1,699,731 km (0.106 R)
• M4: 2,651,323 km (0.057 R)
• M5: 3,094,881 km (0.091 R)
• M6: 3,508,968 km (0.09 R)
• M7: 4,032,111 km (0.092 R)
• M8: 4,767,235 km (0.105 R)
• M9: 5,518,067 km (0.089 R)
• M10: 6,112,569 km (0.075 R)
• M11: 6,525,609 km (0.085 R)
• M12: 6,978,441 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.6

Radius: 8.5

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.08 AU - 1.36 AU

Year: 930 Days

Day: 13 Hours

Environment

Temp: -186 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 25,259,452 km

• M1: 105,766 km (0.041 R)
• M2: 378,183 km (0.106 R)
• M3: 721,959 km (0.118 R)
• M4: 1,014,124 km (0.046 R)
• M5: 1,386,473 km (0.104 R)
• M6: 1,840,054 km (0.05 R)
• M7: 2,265,660 km (0.097 R)
• M8: 2,573,682 km (0.086 R)
• M9: 3,007,665 km (0.081 R)
• M10: 3,408,139 km (0.066 R)
• M11: 3,917,519 km (0.12 R)
• M12: 4,741,953 km (0.117 R)
• M13: 5,088,272 km (0.103 R)
• M14: 5,870,819 km (0.094 R)
• M15: 6,947,924 km (0.099 R)
• M16: 8,372,993 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.5

Radius: 10.5

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.21 AU - 1.43 AU

Year: 1047 Days

Day: 6.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,259,452 km

• M1: 134,339 km (0.056 R)
• M2: 1,217,727 km (0.072 R)
• M3: 1,756,877 km (0.112 R)
• M4: 2,197,593 km (0.055 R)
• M5: 2,535,086 km (0.075 R)
• M6: 2,884,097 km (0.116 R)
• M7: 3,907,646 km (0.108 R)
• M8: 4,966,949 km (0.09 R)
• M9: 5,817,562 km (0.036 R)
• M10: 6,348,485 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.3

Radius: 11.3

Gravity: 7.75 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.97 AU - 3.95 AU

Year: 4442 Days

Day: 12.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 25,259,452 km

• M1: 140,622 km (0.088 R)
• M2: 512,672 km (0.089 R)
• M3: 922,420 km (0.102 R)
• M4: 1,581,399 km (0.093 R)
• M5: 2,003,415 km (0.049 R)
• M6: 3,421,902 km (0.077 R)
• M7: 4,607,315 km (0.112 R)
• M8: 5,480,219 km (0.08 R)
• M9: 5,834,766 km (0.101 R)
• M10: 6,656,208 km (0.077 R)
• M11: 7,129,386 km (0.073 R)
• M12: 7,661,356 km (0.119 R)
• M13: 8,334,546 km (0.119 R)
• M14: 9,251,432 km (0.064 R)
• M15: 10,015,129 km (0.088 R)
• M16: 11,051,393 km (0.042 R)
• M17: 12,207,336 km (0.042 R)
• M18: 12,559,340 km (0.042 R)
• M19: 12,918,075 km (0.112 R)
• M20: 13,817,757 km (0.081 R)
• M21: 18,887,330 km (0.03 R)
• M22: 20,536,496 km (0.075 R)
• M23: 21,541,794 km (0.101 R)
• M24: 22,279,611 km (0.096 R)
• M25: 24,674,523 km (0.116 R)
• M26: 26,307,833 km (0.11 R)
• M27: 27,579,265 km (0.105 R)
• M28: 31,076,265 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.6

Radius: 13.4

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.25 AU - 4.21 AU

Year: 4972 Days

Day: 5.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,259,452 km

• M1: 195,524 km (0.093 R)
• M2: 950,545 km (0.103 R)
• M3: 1,418,337 km (0.108 R)
• M4: 2,042,909 km (0.106 R)
• M5: 2,553,187 km (0.118 R)
• M6: 3,601,270 km (0.046 R)
• M7: 4,581,734 km (0.098 R)
• M8: 5,187,605 km (0.059 R)
• M9: 5,643,131 km (0.105 R)
• M10: 7,252,355 km (0.102 R)
• M11: 8,424,903 km (0.109 R)
• M12: 10,828,043 km (0.084 R)
• M13: 12,625,911 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363

Radius: 11.3

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.51 AU - 4.23 AU

Year: 5255 Days

Day: 12.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 25,259,452 km

• M1: 140,772 km (0.07 R)
• M2: 514,467 km (0.066 R)
• M3: 1,402,630 km (0.08 R)
• M4: 1,784,553 km (0.093 R)
• M5: 2,444,728 km (0.088 R)
• M6: 3,472,615 km (0.092 R)
• M7: 3,943,998 km (0.047 R)
• M8: 4,458,017 km (0.069 R)
• M9: 5,041,598 km (0.08 R)
• M10: 5,870,071 km (0.119 R)
• M11: 6,451,408 km (0.064 R)
• M12: 7,461,044 km (0.115 R)
• M13: 8,500,450 km (0.1 R)
• M14: 9,207,001 km (0.064 R)
• M15: 10,993,948 km (0.086 R)
• M16: 11,563,467 km (0.118 R)
• M17: 12,014,953 km (0.12 R)
• M18: 12,525,082 km (0.051 R)
• M19: 13,098,042 km (0.031 R)
• M20: 13,838,850 km (0.039 R)
• M21: 15,188,672 km (0.096 R)
• M22: 16,738,506 km (0.096 R)
• M23: 17,551,869 km (0.117 R)
• M24: 21,204,301 km (0.046 R)
• M25: 21,676,881 km (0.106 R)
• M26: 22,087,527 km (0.096 R)
• M27: 24,587,308 km (0.108 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 18,845 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit