🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.4

Radius: 14.6

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.71 AU - 0.95 AU

Year: 513 Days

Day: 14.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 86,766,219 km

• M1: 181,612 km (0.069 R)
• M2: 669,600 km (0.075 R)
• M3: 1,186,461 km (0.106 R)
• M4: 1,666,819 km (0.12 R)
• M5: 2,154,359 km (0.084 R)
• M6: 2,877,665 km (0.065 R)
• M7: 3,393,329 km (0.094 R)
• M8: 3,958,210 km (0.086 R)
• M9: 4,946,005 km (0.048 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470

Radius: 8.1

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.84 AU - 1.18 AU

Year: 688 Days

Day: 7.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 86,766,219 km

• M1: 100,679 km (0.112 R)
• M2: 383,270 km (0.118 R)
• M3: 657,333 km (0.118 R)
• M4: 909,405 km (0.102 R)
• M5: 1,410,858 km (0.117 R)
• M6: 1,826,440 km (0.064 R)
• M7: 2,168,870 km (0.038 R)
• M8: 2,553,785 km (0.096 R)
• M9: 2,813,038 km (0.083 R)
• M10: 3,222,637 km (0.079 R)
• M11: 3,552,351 km (0.071 R)
• M12: 3,890,592 km (0.068 R)
• M13: 4,250,076 km (0.037 R)
• M14: 5,534,373 km (0.111 R)
• M15: 5,804,846 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.6

Radius: 12.9

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.18 AU - 1.2 AU

Year: 880 Days

Day: 11.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 86,766,219 km

• M1: 160,967 km (0.102 R)
• M2: 579,542 km (0.107 R)
• M3: 1,635,853 km (0.09 R)
• M4: 2,100,504 km (0.101 R)
• M5: 2,954,708 km (0.079 R)
• M6: 3,525,573 km (0.089 R)
• M7: 6,639,602 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.2

Radius: 9.3

Gravity: 10.7 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.61 AU - 2.23 AU

Year: 1804 Days

Day: 14.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 86,766,219 km

• M1: 115,789 km (0.099 R)
• M2: 417,827 km (0.038 R)
• M3: 714,031 km (0.068 R)
• M4: 1,044,941 km (0.035 R)
• M5: 1,369,569 km (0.109 R)
• M6: 1,939,387 km (0.108 R)
• M7: 2,331,632 km (0.064 R)
• M8: 2,703,234 km (0.096 R)
• M9: 3,066,607 km (0.119 R)
• M10: 4,377,682 km (0.087 R)
• M11: 4,924,612 km (0.045 R)
• M12: 6,466,218 km (0.09 R)
• M13: 6,952,411 km (0.081 R)
• M14: 7,550,354 km (0.115 R)
• M15: 8,120,472 km (0.118 R)
• M16: 9,112,006 km (0.086 R)
• M17: 9,654,299 km (0.114 R)
• M18: 10,878,308 km (0.114 R)
• M19: 11,334,133 km (0.033 R)
• M20: 12,324,621 km (0.097 R)
• M21: 13,200,367 km (0.116 R)
• M22: 13,501,208 km (0.082 R)
• M23: 14,206,412 km (0.041 R)
• M24: 15,499,237 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 25.8

Radius: 8

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 6.96 AU - 11.22 AU

Year: 18588 Days

Day: 22.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 86,766,219 km

• M1: 99,483 km (0.08 R)
• M2: 524,640 km (0.073 R)
• M3: 992,731 km (0.056 R)
• M4: 1,344,735 km (0.041 R)
• M5: 2,049,790 km (0.04 R)
• M6: 2,454,153 km (0.098 R)
• M7: 4,102,273 km (0.117 R)
• M8: 5,403,475 km (0.045 R)
• M9: 19,121,600 km (0.077 R)
• M10: 19,683,489 km (0.114 R)
• M11: 24,073,289 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 875.3

Radius: 5.3

Gravity: 31.16 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 7.61 AU - 12.45 AU

Year: 21545 Days

Day: 20 Hours

Environment

Temp: -244 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 86,766,219 km

• M1: 65,973 km (0.07 R)
• M2: 469,737 km (0.11 R)
• M3: 689,197 km (0.093 R)
• M4: 1,134,550 km (0.108 R)
• M5: 1,520,513 km (0.108 R)
• M6: 2,406,880 km (0.101 R)
• M7: 3,125,399 km (0.037 R)
• M8: 4,898,881 km (0.099 R)
• M9: 5,328,527 km (0.116 R)
• M10: 6,085,193 km (0.118 R)
• M11: 8,072,301 km (0.076 R)
• M12: 10,018,420 km (0.083 R)
• M13: 12,468,833 km (0.052 R)
• M14: 13,194,083 km (0.116 R)
• M15: 14,255,929 km (0.098 R)
• M16: 18,237,028 km (0.088 R)
• M17: 19,360,657 km (0.114 R)
• M18: 21,642,025 km (0.104 R)
• M19: 22,581,499 km (0.074 R)
• M20: 31,624,391 km (0.094 R)
• M21: 32,561,622 km (0.062 R)
• M22: 33,517,403 km (0.064 R)
• M23: 35,627,930 km (0.115 R)
• M24: 43,793,879 km (0.119 R)
• M25: 46,828,023 km (0.061 R)
• M26: 50,904,864 km (0.112 R)
• M27: 52,006,054 km (0.107 R)
• M28: 52,935,805 km (0.102 R)
• M29: 54,066,017 km (0.054 R)
• M30: 56,569,687 km (0.117 R)
• M31: 61,393,171 km (0.104 R)
• M32: 61,807,108 km (0.068 R)
• M33: 63,270,475 km (0.09 R)
• M34: 65,400,748 km (0.095 R)
• M35: 69,131,270 km (0.117 R)
• M36: 70,254,750 km (0.104 R)
• M37: 77,977,591 km (0.055 R)
• M38: 80,177,876 km (0.064 R)
• M39: 84,702,015 km (0.106 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 159 - 16,656 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit