🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.5

Radius: 13.8

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.53 AU - 0.81 AU

Year: 366 Days

Day: 6.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 29,830,823 km

• M1: 171,738 km (0.045 R)
• M2: 682,914 km (0.108 R)
• M3: 1,391,559 km (0.107 R)
• M4: 2,095,417 km (0.073 R)
• M5: 2,784,016 km (0.045 R)
• M6: 3,422,201 km (0.098 R)
• M7: 4,451,285 km (0.085 R)
• M8: 4,905,464 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.8

Radius: 8.4

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.97 AU - 1.07 AU

Year: 687 Days

Day: 12.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,830,823 km

• M1: 104,419 km (0.105 R)
• M2: 513,569 km (0.119 R)
• M3: 908,059 km (0.048 R)
• M4: 1,211,444 km (0.116 R)
• M5: 1,485,058 km (0.12 R)
• M6: 1,986,959 km (0.086 R)
• M7: 2,969,667 km (0.116 R)
• M8: 3,549,808 km (0.036 R)
• M9: 5,126,420 km (0.076 R)
• M10: 5,679,034 km (0.066 R)
• M11: 6,141,890 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.2

Radius: 11.6

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.06 AU - 1.4 AU

Year: 910 Days

Day: 10.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,830,823 km

• M1: 196,422 km (0.07 R)
• M2: 641,326 km (0.091 R)
• M3: 1,033,871 km (0.059 R)
• M4: 2,145,383 km (0.045 R)
• M5: 2,606,294 km (0.063 R)
• M6: 3,106,549 km (0.082 R)
• M7: 3,479,946 km (0.099 R)
• M8: 4,088,659 km (0.111 R)
• M9: 5,500,115 km (0.117 R)
• M10: 6,029,093 km (0.082 R)
• M11: 7,166,037 km (0.03 R)
• M12: 8,309,264 km (0.109 R)
• M13: 9,257,864 km (0.053 R)

Asteroid Belt

Center: 2.64 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.6

Radius: 10

Gravity: 9.34 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.32 AU - 4.78 AU

Year: 5435 Days

Day: 14.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 123.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 29,830,823 km

• M1: 124,914 km (0.12 R)
• M2: 484,697 km (0.048 R)
• M3: 1,391,859 km (0.086 R)
• M4: 1,797,418 km (0.096 R)
• M5: 2,200,435 km (0.091 R)
• M6: 2,590,886 km (0.09 R)
• M7: 3,670,533 km (0.112 R)
• M8: 5,026,638 km (0.073 R)
• M9: 5,464,960 km (0.102 R)
• M10: 6,252,144 km (0.103 R)
• M11: 6,587,542 km (0.097 R)
• M12: 7,331,343 km (0.089 R)
• M13: 8,208,884 km (0.095 R)
• M14: 8,693,880 km (0.072 R)
• M15: 9,155,090 km (0.029 R)
• M16: 12,908,501 km (0.101 R)
• M17: 13,453,935 km (0.065 R)
• M18: 14,708,163 km (0.058 R)
• M19: 15,424,288 km (0.115 R)
• M20: 15,976,604 km (0.1 R)
• M21: 24,654,776 km (0.03 R)
• M22: 27,768,058 km (0.069 R)
• M23: 28,311,247 km (0.118 R)
• M24: 29,512,518 km (0.098 R)
• M25: 32,413,819 km (0.044 R)
• M26: 33,117,229 km (0.085 R)
• M27: 34,658,685 km (0.054 R)
• M28: 34,972,691 km (0.114 R)
• M29: 35,394,108 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.7

Radius: 15

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.86 AU - 4.52 AU

Year: 5719 Days

Day: 12.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,830,823 km

• M1: 186,848 km (0.112 R)
• M2: 1,487,900 km (0.106 R)
• M3: 2,867,941 km (0.072 R)
• M4: 4,173,930 km (0.112 R)
• M5: 5,254,027 km (0.08 R)
• M6: 5,927,816 km (0.115 R)
• M7: 8,541,739 km (0.111 R)
• M8: 9,108,865 km (0.095 R)
• M9: 16,035,845 km (0.113 R)
• M10: 17,457,772 km (0.085 R)
• M11: 18,257,373 km (0.063 R)
• M12: 20,488,625 km (0.049 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.6

Radius: 9.9

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.21 AU - 5.21 AU

Year: 5760 Days

Day: 7.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 29,830,823 km

• M1: 123,269 km (0.115 R)
• M2: 457,021 km (0.109 R)
• M3: 782,247 km (0.059 R)
• M4: 1,210,247 km (0.116 R)
• M5: 1,567,786 km (0.1 R)
• M6: 2,292,737 km (0.093 R)
• M7: 2,688,423 km (0.117 R)
• M8: 3,347,402 km (0.117 R)
• M9: 5,509,690 km (0.053 R)
• M10: 5,889,519 km (0.108 R)
• M11: 6,349,382 km (0.113 R)
• M12: 7,445,785 km (0.108 R)
• M13: 8,471,279 km (0.032 R)
• M14: 10,666,179 km (0.071 R)
• M15: 11,073,384 km (0.108 R)
• M16: 11,444,088 km (0.098 R)
• M17: 12,506,232 km (0.044 R)
• M18: 14,058,909 km (0.107 R)
• M19: 15,678,306 km (0.119 R)
• M20: 17,048,323 km (0.042 R)
• M21: 23,331,733 km (0.092 R)
• M22: 23,864,900 km (0.056 R)
• M23: 26,902,484 km (0.1 R)
• M24: 28,948,534 km (0.054 R)
• M25: 29,830,863 km (0.084 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 19,510 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit