🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.9

Radius: 12.8

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.71 AU - 0.91 AU

Year: 503 Days

Day: 10.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 21,319,278 km

• M1: 165,006 km (0.098 R)
• M2: 627,413 km (0.059 R)
• M3: 1,059,153 km (0.079 R)
• M4: 1,525,001 km (0.075 R)
• M5: 2,867,642 km (0.1 R)
• M6: 3,512,857 km (0.083 R)
• M7: 4,041,536 km (0.073 R)
• M8: 4,532,217 km (0.085 R)
• M9: 5,193,440 km (0.064 R)
• M10: 6,192,903 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877

Radius: 9.8

Gravity: 9.13 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.83 AU - 0.91 AU

Year: 560 Days

Day: 14 Hours

Environment

Temp: -172 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 21,319,278 km

• M1: 122,221 km (0.048 R)
• M2: 427,102 km (0.096 R)
• M3: 734,825 km (0.106 R)
• M4: 1,070,373 km (0.096 R)
• M5: 1,646,175 km (0.062 R)
• M6: 2,032,586 km (0.072 R)
• M7: 2,417,502 km (0.053 R)
• M8: 3,348,599 km (0.117 R)
• M9: 4,076,991 km (0.112 R)
• M10: 4,613,598 km (0.093 R)
• M11: 5,389,712 km (0.069 R)
• M12: 5,697,734 km (0.114 R)
• M13: 6,036,723 km (0.117 R)
• M14: 7,419,007 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.5

Radius: 11.5

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.89 AU - 1.27 AU

Year: 775 Days

Day: 7.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 21,319,278 km

• M1: 143,016 km (0.091 R)
• M2: 536,308 km (0.083 R)
• M3: 918,381 km (0.104 R)
• M4: 1,449,603 km (0.069 R)
• M5: 1,923,978 km (0.098 R)
• M6: 2,615,120 km (0.106 R)
• M7: 2,978,793 km (0.116 R)
• M8: 3,338,875 km (0.062 R)
• M9: 3,892,387 km (0.098 R)
• M10: 4,294,805 km (0.092 R)
• M11: 5,033,220 km (0.075 R)
• M12: 5,690,703 km (0.087 R)
• M13: 6,326,494 km (0.111 R)
• M14: 6,988,614 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.6

Radius: 10.1

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.55 AU - 1.95 AU

Year: 1598 Days

Day: 10.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 68.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 21,319,278 km

• M1: 125,662 km (0.061 R)
• M2: 550,819 km (0.083 R)
• M3: 874,699 km (0.036 R)
• M4: 1,372,560 km (0.081 R)
• M5: 1,817,913 km (0.097 R)
• M6: 2,370,677 km (0.119 R)
• M7: 2,902,199 km (0.1 R)
• M8: 3,544,123 km (0.119 R)
• M9: 4,040,788 km (0.068 R)
• M10: 6,023,409 km (0.049 R)
• M11: 7,041,721 km (0.096 R)
• M12: 7,414,519 km (0.086 R)
• M13: 9,512,480 km (0.119 R)
• M14: 10,715,097 km (0.095 R)
• M15: 11,317,079 km (0.06 R)
• M16: 12,627,407 km (0.119 R)
• M17: 13,299,101 km (0.109 R)
• M18: 13,828,678 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.9

Radius: 14.8

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.11 AU - 3.37 AU

Year: 3131 Days

Day: 6.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 21,319,278 km

• M1: 184,305 km (0.112 R)
• M2: 784,790 km (0.117 R)
• M3: 1,288,038 km (0.103 R)
• M4: 1,752,988 km (0.076 R)
• M5: 3,826,414 km (0.107 R)
• M6: 4,768,432 km (0.06 R)
• M7: 5,860,347 km (0.119 R)
• M8: 6,616,265 km (0.05 R)
• M9: 7,568,605 km (0.077 R)
• M10: 8,359,230 km (0.032 R)
• M11: 13,165,809 km (0.106 R)
• M12: 21,052,160 km (0.115 R)
• M13: 21,927,158 km (0.057 R)
• M14: 22,546,942 km (0.091 R)
• M15: 23,320,513 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.4

Radius: 9.8

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.93 AU - 4.29 AU

Year: 4734 Days

Day: 9.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 21,319,278 km

• M1: 121,922 km (0.075 R)
• M2: 439,818 km (0.11 R)
• M3: 951,442 km (0.119 R)
• M4: 1,292,376 km (0.117 R)
• M5: 1,601,744 km (0.097 R)
• M6: 2,215,245 km (0.076 R)
• M7: 2,700,541 km (0.096 R)
• M8: 3,506,574 km (0.085 R)
• M9: 3,861,869 km (0.119 R)
• M10: 4,339,834 km (0.088 R)
• M11: 4,829,917 km (0.105 R)
• M12: 5,299,505 km (0.11 R)
• M13: 5,738,874 km (0.117 R)
• M14: 6,394,860 km (0.034 R)
• M15: 9,443,366 km (0.093 R)
• M16: 10,357,409 km (0.098 R)
• M17: 11,473,109 km (0.109 R)
• M18: 12,873,794 km (0.052 R)
• M19: 14,329,382 km (0.117 R)
• M20: 16,375,581 km (0.115 R)
• M21: 17,436,679 km (0.096 R)
• M22: 18,542,955 km (0.1 R)
• M23: 19,079,413 km (0.097 R)
• M24: 20,822,827 km (0.12 R)
• M25: 21,475,822 km (0.071 R)
• M26: 22,217,229 km (0.111 R)
• M27: 23,052,284 km (0.105 R)
• M28: 24,624,109 km (0.072 R)
• M29: 26,518,766 km (0.117 R)
• M30: 28,155,516 km (0.091 R)
• M31: 29,223,346 km (0.091 R)
• M32: 30,782,006 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.9

Radius: 10.1

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.22 AU - 4.56 AU

Year: 5296 Days

Day: 13.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 21,319,278 km

• M1: 125,662 km (0.103 R)
• M2: 580,889 km (0.119 R)
• M3: 915,240 km (0.083 R)
• M4: 1,270,236 km (0.093 R)
• M5: 1,752,539 km (0.085 R)
• M6: 2,256,534 km (0.1 R)
• M7: 2,887,688 km (0.061 R)
• M8: 3,389,289 km (0.059 R)
• M9: 4,936,131 km (0.03 R)
• M10: 5,475,581 km (0.117 R)
• M11: 6,614,769 km (0.082 R)
• M12: 7,179,052 km (0.102 R)
• M13: 11,264,121 km (0.09 R)
• M14: 14,226,608 km (0.059 R)
• M15: 14,865,989 km (0.092 R)
• M16: 15,782,725 km (0.104 R)
• M17: 17,172,938 km (0.082 R)
• M18: 18,354,013 km (0.054 R)
• M19: 19,170,967 km (0.052 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: 259 - 10,858 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit