🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.1

Radius: 9.1

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.72 AU - 0.84 AU

Year: 467 Days

Day: 12.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 123.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 69,080,058 km

• M1: 113,246 km (0.093 R)
• M2: 968,945 km (0.118 R)
• M3: 2,134,014 km (0.111 R)
• M4: 2,424,233 km (0.108 R)
• M5: 4,135,783 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.6

Radius: 14.5

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.76 AU - 1.18 AU

Year: 648 Days

Day: 6.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,080,058 km

• M1: 180,415 km (0.06 R)
• M2: 650,601 km (0.08 R)
• M3: 1,132,755 km (0.11 R)
• M4: 2,073,426 km (0.116 R)
• M5: 3,074,835 km (0.084 R)
• M6: 4,608,811 km (0.09 R)
• M7: 5,188,503 km (0.107 R)
• M8: 6,042,856 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.7

Radius: 9.7

Gravity: 8.32 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.36 AU - 2.88 AU

Year: 2876 Days

Day: 15 Hours

Environment

Temp: -218 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,080,058 km

• M1: 120,725 km (0.103 R)
• M2: 818,899 km (0.056 R)
• M3: 1,859,202 km (0.111 R)
• M4: 2,389,527 km (0.071 R)
• M5: 2,851,335 km (0.062 R)
• M6: 3,733,514 km (0.106 R)
• M7: 4,603,126 km (0.112 R)
• M8: 6,139,347 km (0.091 R)
• M9: 7,441,896 km (0.104 R)
• M10: 8,124,810 km (0.119 R)
• M11: 8,707,793 km (0.054 R)
• M12: 9,577,854 km (0.062 R)
• M13: 10,504,912 km (0.043 R)
• M14: 10,990,357 km (0.106 R)
• M15: 11,490,762 km (0.087 R)
• M16: 11,875,827 km (0.115 R)
• M17: 13,456,328 km (0.061 R)
• M18: 14,717,887 km (0.026 R)
• M19: 16,003,681 km (0.078 R)
• M20: 16,755,560 km (0.074 R)
• M21: 17,530,926 km (0.078 R)
• M22: 18,797,272 km (0.071 R)
• M23: 19,452,959 km (0.101 R)
• M24: 20,185,390 km (0.119 R)
• M25: 20,809,812 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.5

Radius: 13.2

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 4.17 AU - 5.03 AU

Year: 6692 Days

Day: 6.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,080,058 km

• M1: 164,258 km (0.041 R)
• M2: 637,586 km (0.093 R)
• M3: 1,104,780 km (0.086 R)
• M4: 1,520,812 km (0.081 R)
• M5: 2,088,386 km (0.052 R)
• M6: 2,925,087 km (0.111 R)
• M7: 3,421,752 km (0.107 R)
• M8: 4,612,551 km (0.09 R)
• M9: 5,637,596 km (0.061 R)
• M10: 7,762,185 km (0.038 R)
• M11: 10,152,609 km (0.094 R)
• M12: 11,443,938 km (0.116 R)
• M13: 13,474,879 km (0.082 R)
• M14: 17,398,681 km (0.075 R)
• M15: 20,568,062 km (0.102 R)
• M16: 26,224,507 km (0.11 R)
• M17: 30,276,814 km (0.091 R)
• M18: 32,355,027 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813

Radius: 11.3

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.55 AU - 5.05 AU

Year: 7133 Days

Day: 15 Hours

Environment

Temp: -215 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,080,058 km

• M1: 142,716 km (0.087 R)
• M2: 503,846 km (0.054 R)
• M3: 1,094,907 km (0.082 R)
• M4: 1,812,827 km (0.115 R)
• M5: 2,426,627 km (0.056 R)
• M6: 2,943,488 km (0.116 R)
• M7: 3,372,983 km (0.1 R)
• M8: 3,893,584 km (0.094 R)
• M9: 4,252,469 km (0.112 R)
• M10: 6,288,346 km (0.092 R)
• M11: 8,348,309 km (0.105 R)
• M12: 9,081,040 km (0.115 R)
• M13: 11,279,231 km (0.037 R)
• M14: 12,723,449 km (0.074 R)
• M15: 13,461,265 km (0.086 R)
• M16: 15,717,650 km (0.113 R)
• M17: 17,515,966 km (0.115 R)
• M18: 19,006,409 km (0.106 R)
• M19: 21,280,148 km (0.101 R)
• M20: 27,187,468 km (0.102 R)
• M21: 32,719,897 km (0.116 R)
• M22: 33,888,406 km (0.12 R)
• M23: 34,864,981 km (0.047 R)
• M24: 36,988,074 km (0.088 R)
• M25: 38,023,291 km (0.04 R)
• M26: 39,671,859 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 965

Radius: 4.3

Gravity: 52.19 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 7.2 AU - 8.26 AU

Year: 14577 Days

Day: 24.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 69,080,058 km

• M1: 53,706 km (0.117 R)
• M2: 238,908 km (0.049 R)
• M3: 476,469 km (0.039 R)
• M4: 1,382,135 km (0.048 R)
• M5: 1,634,656 km (0.088 R)
• M6: 1,789,789 km (0.101 R)
• M7: 2,031,240 km (0.12 R)
• M8: 2,357,962 km (0.062 R)
• M9: 3,220,543 km (0.091 R)
• M10: 3,635,677 km (0.07 R)
• M11: 3,781,685 km (0.1 R)
• M12: 4,054,252 km (0.052 R)
• M13: 4,405,208 km (0.05 R)
• M14: 5,618,447 km (0.089 R)
• M15: 5,893,408 km (0.109 R)
• M16: 6,260,072 km (0.111 R)
• M17: 6,512,743 km (0.111 R)
• M18: 6,816,128 km (0.112 R)
• M19: 7,687,236 km (0.055 R)
• M20: 7,977,157 km (0.091 R)
• M21: 10,505,510 km (0.116 R)
• M22: 11,475,204 km (0.08 R)
• M23: 21,853,556 km (0.088 R)
• M24: 25,284,434 km (0.031 R)
• M25: 26,576,361 km (0.114 R)
• M26: 31,936,153 km (0.063 R)
• M27: 33,828,417 km (0.06 R)
• M28: 34,999,020 km (0.107 R)
• M29: 36,873,033 km (0.112 R)
• M30: 38,391,750 km (0.108 R)
• M31: 39,379,545 km (0.111 R)
• M32: 40,239,583 km (0.1 R)
• M33: 44,419,348 km (0.094 R)
• M34: 45,039,132 km (0.068 R)
• M35: 47,253,629 km (0.101 R)
• M36: 51,217,225 km (0.064 R)
• M37: 55,218,070 km (0.084 R)
• M38: 60,553,029 km (0.104 R)
• M39: 60,933,158 km (0.098 R)
• M40: 62,469,528 km (0.061 R)
• M41: 65,020,770 km (0.081 R)
• M42: 65,819,473 km (0.061 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 13,067 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit