🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793

Radius: 12.2

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.52 AU - 0.56 AU

Year: 265 Days

Day: 7.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,853,149 km

• M1: 151,692 km (0.04 R)
• M2: 532,120 km (0.105 R)
• M3: 1,007,242 km (0.047 R)
• M4: 1,582,446 km (0.064 R)
• M5: 2,514,890 km (0.078 R)
• M6: 2,985,076 km (0.111 R)
• M7: 3,394,675 km (0.086 R)
• M8: 3,818,635 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.1

Radius: 10

Gravity: 8.3 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.53 AU - 0.57 AU

Year: 272 Days

Day: 9.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,853,149 km

• M1: 124,765 km (0.101 R)
• M2: 523,443 km (0.073 R)
• M3: 948,600 km (0.101 R)
• M4: 1,320,052 km (0.119 R)
• M5: 1,700,329 km (0.086 R)
• M6: 2,177,696 km (0.081 R)
• M7: 2,828,447 km (0.115 R)
• M8: 3,871,892 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.1

Radius: 12.7

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.58 AU - 0.66 AU

Year: 326 Days

Day: 13.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 54,853,149 km

• M1: 157,975 km (0.077 R)
• M2: 604,675 km (0.115 R)
• M3: 1,011,581 km (0.095 R)
• M4: 1,773,932 km (0.072 R)
• M5: 2,216,592 km (0.107 R)
• M6: 2,733,452 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606

Radius: 14.7

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.54 AU - 0.88 AU

Year: 399 Days

Day: 9.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 54,853,149 km

• M1: 182,809 km (0.11 R)
• M2: 728,542 km (0.102 R)
• M3: 1,309,430 km (0.071 R)
• M4: 2,048,144 km (0.11 R)
• M5: 2,674,062 km (0.117 R)
• M6: 3,204,087 km (0.11 R)
• M7: 3,707,334 km (0.098 R)
• M8: 4,316,796 km (0.102 R)
• M9: 4,992,829 km (0.046 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.7

Radius: 10

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.62 AU - 0.88 AU

Year: 433 Days

Day: 10.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,853,149 km

• M1: 124,316 km (0.076 R)
• M2: 457,171 km (0.061 R)
• M3: 808,427 km (0.082 R)
• M4: 1,516,623 km (0.034 R)
• M5: 1,917,396 km (0.034 R)
• M6: 2,577,871 km (0.094 R)
• M7: 3,111,785 km (0.087 R)
• M8: 3,496,252 km (0.101 R)
• M9: 4,024,632 km (0.074 R)
• M10: 4,930,895 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.8

Radius: 8.2

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.61 AU - 2.69 AU

Year: 2102 Days

Day: 13.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,853,149 km

• M1: 102,026 km (0.085 R)
• M2: 395,387 km (0.118 R)
• M3: 693,087 km (0.057 R)
• M4: 999,912 km (0.056 R)
• M5: 1,610,421 km (0.114 R)
• M6: 1,877,304 km (0.117 R)
• M7: 3,226,078 km (0.073 R)
• M8: 3,569,405 km (0.091 R)
• M9: 4,120,524 km (0.111 R)
• M10: 5,041,598 km (0.059 R)
• M11: 5,689,057 km (0.086 R)
• M12: 6,240,924 km (0.052 R)
• M13: 7,203,137 km (0.114 R)
• M14: 11,633,927 km (0.095 R)
• M15: 12,721,653 km (0.106 R)
• M16: 13,748,792 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.6

Radius: 9

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.01 AU - 2.77 AU

Year: 2464 Days

Day: 11.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,853,149 km

• M1: 111,899 km (0.099 R)
• M2: 640,279 km (0.083 R)
• M3: 945,907 km (0.06 R)
• M4: 1,961,677 km (0.074 R)
• M5: 3,290,555 km (0.098 R)
• M6: 3,724,837 km (0.106 R)
• M7: 4,338,937 km (0.096 R)
• M8: 4,804,186 km (0.041 R)
• M9: 5,099,043 km (0.117 R)
• M10: 5,746,802 km (0.075 R)
• M11: 6,079,508 km (0.099 R)
• M12: 6,495,689 km (0.065 R)
• M13: 6,906,186 km (0.11 R)
• M14: 7,282,574 km (0.041 R)
• M15: 7,619,917 km (0.115 R)
• M16: 9,805,243 km (0.095 R)
• M17: 10,443,577 km (0.079 R)
• M18: 12,016,449 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.9

Radius: 10.9

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.1 AU - 3.76 AU

Year: 4236 Days

Day: 6.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,853,149 km

• M1: 141,370 km (0.043 R)
• M2: 497,114 km (0.113 R)
• M3: 847,023 km (0.117 R)
• M4: 1,233,584 km (0.096 R)
• M5: 2,699,344 km (0.026 R)
• M6: 5,494,879 km (0.054 R)
• M7: 6,085,791 km (0.058 R)
• M8: 6,472,352 km (0.075 R)
• M9: 8,009,620 km (0.113 R)
• M10: 8,995,769 km (0.096 R)
• M11: 10,392,414 km (0.114 R)
• M12: 13,163,865 km (0.063 R)
• M13: 14,852,376 km (0.095 R)
• M14: 15,610,687 km (0.112 R)
• M15: 19,029,597 km (0.064 R)
• M16: 23,711,263 km (0.106 R)
• M17: 24,299,481 km (0.05 R)
• M18: 25,581,535 km (0.049 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.9

Radius: 4.8

Gravity: 36.15 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 5.99 AU - 7.05 AU

Year: 11102 Days

Day: 20.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 54,853,149 km

• M1: 59,690 km (0.112 R)
• M2: 213,327 km (0.106 R)
• M3: 692,189 km (0.048 R)
• M4: 947,104 km (0.064 R)
• M5: 1,301,651 km (0.115 R)
• M6: 1,707,959 km (0.116 R)
• M7: 2,616,168 km (0.109 R)
• M8: 2,949,172 km (0.061 R)
• M9: 3,114,029 km (0.105 R)
• M10: 3,360,267 km (0.113 R)
• M11: 3,947,738 km (0.088 R)
• M12: 4,119,177 km (0.104 R)
• M13: 4,986,396 km (0.098 R)
• M14: 8,033,854 km (0.067 R)
• M15: 8,929,646 km (0.045 R)
• M16: 9,477,624 km (0.105 R)
• M17: 9,994,933 km (0.102 R)
• M18: 12,619,478 km (0.06 R)
• M19: 14,155,848 km (0.115 R)
• M20: 16,246,179 km (0.03 R)
• M21: 16,613,442 km (0.109 R)
• M22: 17,748,591 km (0.071 R)
• M23: 19,920,452 km (0.044 R)
• M24: 22,173,396 km (0.113 R)
• M25: 23,547,453 km (0.101 R)
• M26: 24,303,072 km (0.068 R)
• M27: 24,494,557 km (0.098 R)
• M28: 27,280,668 km (0.12 R)
• M29: 27,904,042 km (0.112 R)
• M30: 29,179,214 km (0.108 R)
• M31: 30,270,980 km (0.043 R)
• M32: 33,591,155 km (0.116 R)
• M33: 33,828,567 km (0.086 R)
• M34: 34,427,407 km (0.108 R)
• M35: 35,645,881 km (0.115 R)
• M36: 36,766,968 km (0.106 R)
• M37: 44,275,584 km (0.106 R)
• M38: 53,710,572 km (0.055 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 19,806 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit