🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.93 AU - 1.41 AU

Year: 482 Days

Day: 27.4 Hours

Environment

Temp: -20 °C

Axial Tilt: 27.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.69 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.7

Radius: 9.4

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.41 AU - 5.01 AU

Year: 3289 Days

Day: 6.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,893,463 km

• M1: 122,221 km (0.111 R)
• M2: 422,764 km (0.118 R)
• M3: 1,195,885 km (0.086 R)
• M4: 1,720,226 km (0.118 R)
• M5: 2,178,444 km (0.1 R)
• M6: 2,730,909 km (0.102 R)
• M7: 3,457,057 km (0.107 R)
• M8: 3,966,139 km (0.114 R)
• M9: 4,404,760 km (0.093 R)
• M10: 4,917,880 km (0.058 R)
• M11: 5,493,533 km (0.077 R)
• M12: 7,721,494 km (0.116 R)
• M13: 10,926,180 km (0.091 R)
• M14: 11,522,477 km (0.04 R)
• M15: 12,943,357 km (0.106 R)
• M16: 13,910,208 km (0.065 R)
• M17: 14,345,239 km (0.049 R)
• M18: 15,334,380 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.1

Radius: 14.5

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.66 AU - 5.56 AU

Year: 3769 Days

Day: 9.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,893,463 km

• M1: 186,848 km (0.117 R)
• M2: 685,607 km (0.081 R)
• M3: 1,191,996 km (0.094 R)
• M4: 1,682,078 km (0.085 R)
• M5: 2,163,484 km (0.099 R)
• M6: 2,738,090 km (0.099 R)
• M7: 3,239,991 km (0.09 R)
• M8: 4,503,644 km (0.11 R)
• M9: 5,051,770 km (0.115 R)
• M10: 6,496,437 km (0.08 R)
• M11: 7,231,860 km (0.097 R)
• M12: 10,189,111 km (0.08 R)
• M13: 12,099,925 km (0.091 R)
• M14: 13,315,407 km (0.064 R)
• M15: 14,397,897 km (0.114 R)
• M16: 15,538,432 km (0.057 R)
• M17: 16,914,732 km (0.056 R)
• M18: 17,693,389 km (0.059 R)
• M19: 19,193,856 km (0.099 R)
• M20: 21,324,279 km (0.046 R)
• M21: 21,810,622 km (0.116 R)
• M22: 24,581,174 km (0.034 R)
• M23: 25,193,029 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.9

Radius: 13.5

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 5.54 AU - 6.4 AU

Year: 5555 Days

Day: 11.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,893,463 km

• M1: 167,849 km (0.096 R)
• M2: 675,734 km (0.06 R)
• M3: 1,192,145 km (0.094 R)
• M4: 1,621,491 km (0.065 R)
• M5: 2,865,996 km (0.069 R)
• M6: 3,393,478 km (0.092 R)
• M7: 4,808,375 km (0.073 R)
• M8: 5,231,737 km (0.11 R)
• M9: 6,417,599 km (0.105 R)
• M10: 7,737,501 km (0.094 R)
• M11: 9,061,143 km (0.108 R)
• M12: 11,102,705 km (0.07 R)
• M13: 11,595,181 km (0.053 R)
• M14: 12,890,699 km (0.08 R)
• M15: 15,829,549 km (0.096 R)
• M16: 18,155,796 km (0.051 R)
• M17: 18,979,631 km (0.105 R)
• M18: 20,628,050 km (0.118 R)
• M19: 22,060,151 km (0.093 R)
• M20: 23,316,923 km (0.075 R)
• M21: 25,972,734 km (0.076 R)
• M22: 31,095,563 km (0.076 R)
• M23: 33,381,867 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.6

Radius: 14.6

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 9.5 AU - 11.84 AU

Year: 13272 Days

Day: 5.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 58,893,463 km

• M1: 181,911 km (0.066 R)
• M2: 651,499 km (0.099 R)
• M3: 1,494,184 km (0.107 R)
• M4: 2,093,323 km (0.081 R)
• M5: 2,935,110 km (0.076 R)
• M6: 14,319,807 km (0.067 R)
• M7: 15,808,007 km (0.112 R)
• M8: 21,297,501 km (0.091 R)
• M9: 24,829,207 km (0.038 R)
• M10: 25,469,037 km (0.091 R)
• M11: 29,236,959 km (0.115 R)
• M12: 33,141,463 km (0.109 R)
• M13: 35,736,388 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.3

Radius: 12.1

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 9.86 AU - 12.84 AU

Year: 14561 Days

Day: 9.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,893,463 km

• M1: 150,495 km (0.108 R)
• M2: 547,977 km (0.116 R)
• M3: 1,046,437 km (0.103 R)
• M4: 2,791,795 km (0.089 R)
• M5: 3,267,367 km (0.092 R)
• M6: 4,281,341 km (0.043 R)
• M7: 6,020,118 km (0.091 R)
• M8: 9,558,406 km (0.109 R)
• M9: 10,978,838 km (0.098 R)
• M10: 11,714,710 km (0.113 R)
• M11: 12,171,732 km (0.077 R)
• M12: 14,991,053 km (0.099 R)
• M13: 17,421,719 km (0.036 R)
• M14: 20,540,386 km (0.094 R)
• M15: 24,752,164 km (0.071 R)
• M16: 25,253,168 km (0.095 R)
• M17: 25,931,594 km (0.114 R)
• M18: 29,976,421 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 111.7

Radius: 7.1

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 14.24 AU - 15.18 AU

Year: 21484 Days

Day: 22.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,893,463 km

• M1: 88,263 km (0.026 R)
• M2: 558,000 km (0.113 R)
• M3: 1,251,386 km (0.061 R)
• M4: 1,828,834 km (0.093 R)
• M5: 2,118,455 km (0.111 R)
• M6: 2,729,413 km (0.1 R)
• M7: 4,187,095 km (0.117 R)
• M8: 5,560,104 km (0.097 R)
• M9: 6,066,493 km (0.111 R)
• M10: 6,901,997 km (0.06 R)
• M11: 7,132,078 km (0.071 R)
• M12: 8,231,623 km (0.061 R)
• M13: 8,799,646 km (0.047 R)
• M14: 11,548,507 km (0.113 R)
• M15: 13,058,548 km (0.111 R)
• M16: 17,507,140 km (0.109 R)
• M17: 20,186,437 km (0.114 R)
• M18: 22,283,500 km (0.12 R)
• M19: 23,904,842 km (0.094 R)
• M20: 26,155,841 km (0.056 R)
• M21: 26,905,027 km (0.079 R)
• M22: 32,340,816 km (0.09 R)
• M23: 38,225,846 km (0.1 R)
• M24: 41,042,176 km (0.12 R)
• M25: 41,672,282 km (0.119 R)
• M26: 42,308,821 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218.8

Radius: 6.8

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 13.51 AU - 18.25 AU

Year: 24098 Days

Day: 16.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 58,893,463 km

• M1: 84,672 km (0.117 R)
• M2: 307,872 km (0.117 R)
• M3: 669,002 km (0.047 R)
• M4: 907,760 km (0.078 R)
• M5: 2,047,995 km (0.056 R)
• M6: 2,584,453 km (0.091 R)
• M7: 3,599,923 km (0.099 R)
• M8: 4,257,555 km (0.071 R)
• M9: 4,472,827 km (0.1 R)
• M10: 5,026,189 km (0.049 R)
• M11: 5,808,736 km (0.116 R)
• M12: 6,629,130 km (0.046 R)
• M13: 8,692,085 km (0.092 R)
• M14: 9,039,601 km (0.094 R)
• M15: 9,396,392 km (0.114 R)
• M16: 10,083,944 km (0.09 R)
• M17: 12,224,240 km (0.043 R)
• M18: 13,498,814 km (0.069 R)
• M19: 13,830,772 km (0.086 R)
• M20: 15,356,820 km (0.057 R)
• M21: 17,068,818 km (0.072 R)
• M22: 18,494,486 km (0.028 R)
• M23: 18,904,234 km (0.058 R)
• M24: 21,490,632 km (0.113 R)
• M25: 21,761,703 km (0.068 R)
• M26: 22,495,331 km (0.098 R)
• M27: 26,207,153 km (0.049 R)
• M28: 32,391,380 km (0.074 R)
• M29: 33,832,456 km (0.086 R)
• M30: 39,078,105 km (0.058 R)
• M31: 42,529,029 km (0.102 R)
• M32: 54,424,603 km (0.047 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 20,182 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit