🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.42 AU - 0.62 AU

Year: 246 Days

Day: 37.8 Hours

Environment

Temp: -111 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.9

Radius: 14.6

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.68 AU - 0.7 AU

Year: 376 Days

Day: 6.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 71,882,151 km

• M1: 181,612 km (0.093 R)
• M2: 775,515 km (0.112 R)
• M3: 1,243,009 km (0.091 R)
• M4: 2,053,380 km (0.111 R)
• M5: 2,784,914 km (0.119 R)
• M6: 3,306,263 km (0.043 R)
• M7: 3,782,283 km (0.116 R)
• M8: 4,344,472 km (0.086 R)
• M9: 4,816,902 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.1

Radius: 12.1

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.6 AU - 0.8 AU

Year: 384 Days

Day: 13.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 71,882,151 km

• M1: 150,944 km (0.104 R)
• M2: 562,638 km (0.077 R)
• M3: 1,174,792 km (0.118 R)
• M4: 1,705,565 km (0.105 R)
• M5: 2,110,976 km (0.033 R)
• M6: 3,121,659 km (0.084 R)
• M7: 3,856,633 km (0.091 R)
• M8: 4,484,495 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.3

Radius: 12.4

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.85 AU - 0.91 AU

Year: 542 Days

Day: 9.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 71,882,151 km

• M1: 154,235 km (0.109 R)
• M2: 585,526 km (0.026 R)
• M3: 994,078 km (0.096 R)
• M4: 1,403,976 km (0.089 R)
• M5: 1,920,837 km (0.08 R)
• M6: 2,450,563 km (0.116 R)
• M7: 4,163,309 km (0.111 R)
• M8: 4,860,136 km (0.103 R)
• M9: 6,002,764 km (0.064 R)
• M10: 7,060,720 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.7

Radius: 8.9

Gravity: 9.02 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.1 AU - 1.78 AU

Year: 1134 Days

Day: 13.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 71,882,151 km

• M1: 110,702 km (0.071 R)
• M2: 449,841 km (0.12 R)
• M3: 800,349 km (0.11 R)
• M4: 1,381,237 km (0.119 R)
• M5: 1,896,153 km (0.097 R)
• M6: 2,221,080 km (0.062 R)
• M7: 2,570,839 km (0.091 R)
• M8: 3,011,704 km (0.092 R)
• M9: 3,337,828 km (0.064 R)
• M10: 3,735,160 km (0.094 R)
• M11: 4,754,669 km (0.077 R)
• M12: 6,015,031 km (0.071 R)
• M13: 7,333,288 km (0.05 R)
• M14: 9,064,434 km (0.113 R)
• M15: 10,691,461 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.1

Radius: 10.4

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.25 AU - 2.71 AU

Year: 2562 Days

Day: 12.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 71,882,151 km

• M1: 130,449 km (0.069 R)
• M2: 477,068 km (0.12 R)
• M3: 861,534 km (0.098 R)
• M4: 1,221,317 km (0.103 R)
• M5: 1,588,729 km (0.083 R)
• M6: 2,174,255 km (0.047 R)
• M7: 3,489,969 km (0.114 R)
• M8: 4,803,887 km (0.1 R)
• M9: 5,736,330 km (0.119 R)
• M10: 6,202,178 km (0.049 R)
• M11: 7,552,449 km (0.103 R)
• M12: 7,957,260 km (0.088 R)
• M13: 9,117,541 km (0.057 R)
• M14: 10,051,631 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352

Radius: 9.9

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.25 AU - 4.33 AU

Year: 4840 Days

Day: 5.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,882,151 km

• M1: 123,269 km (0.048 R)
• M2: 477,965 km (0.108 R)
• M3: 992,582 km (0.081 R)
• M4: 1,652,757 km (0.077 R)
• M5: 2,226,016 km (0.109 R)
• M6: 3,934,574 km (0.091 R)
• M7: 6,094,916 km (0.064 R)
• M8: 12,132,986 km (0.098 R)
• M9: 13,978,874 km (0.093 R)
• M10: 15,256,290 km (0.118 R)
• M11: 19,184,132 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247

Radius: 11.9

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 4.29 AU - 6.53 AU

Year: 8255 Days

Day: 13.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 71,882,151 km

• M1: 148,251 km (0.114 R)
• M2: 723,007 km (0.043 R)
• M3: 1,108,670 km (0.081 R)
• M4: 1,530,237 km (0.096 R)
• M5: 1,906,475 km (0.067 R)
• M6: 2,473,750 km (0.035 R)
• M7: 5,310,425 km (0.1 R)
• M8: 5,886,826 km (0.088 R)
• M9: 6,928,775 km (0.11 R)
• M10: 7,761,138 km (0.111 R)
• M11: 10,885,489 km (0.065 R)
• M12: 11,865,206 km (0.05 R)
• M13: 12,600,479 km (0.087 R)
• M14: 13,313,762 km (0.082 R)
• M15: 14,654,458 km (0.086 R)
• M16: 15,386,141 km (0.054 R)
• M17: 15,965,534 km (0.036 R)
• M18: 17,167,852 km (0.114 R)
• M19: 18,559,112 km (0.027 R)
• M20: 19,215,846 km (0.061 R)
• M21: 23,410,421 km (0.064 R)
• M22: 23,791,896 km (0.107 R)
• M23: 27,922,293 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 782.4

Radius: 3.1

Gravity: 81.42 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 8.21 AU - 9.43 AU

Year: 17184 Days

Day: 22.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 71,882,151 km

• M1: 40,541 km (0.068 R)
• M2: 182,210 km (0.116 R)
• M3: 321,935 km (0.116 R)
• M4: 443,707 km (0.075 R)
• M5: 657,483 km (0.115 R)
• M6: 845,976 km (0.104 R)
• M7: 1,258,118 km (0.095 R)
• M8: 1,615,657 km (0.065 R)
• M9: 1,754,783 km (0.112 R)
• M10: 2,597,019 km (0.059 R)
• M11: 3,589,900 km (0.118 R)
• M12: 4,267,578 km (0.032 R)
• M13: 4,740,757 km (0.082 R)
• M14: 4,882,127 km (0.12 R)
• M15: 5,710,899 km (0.08 R)
• M16: 6,034,180 km (0.06 R)
• M17: 6,672,963 km (0.082 R)
• M18: 9,236,322 km (0.09 R)
• M19: 9,456,979 km (0.104 R)
• M20: 11,926,391 km (0.114 R)
• M21: 14,868,832 km (0.052 R)
• M22: 18,088,477 km (0.107 R)
• M23: 18,695,844 km (0.084 R)
• M24: 19,049,045 km (0.115 R)
• M25: 19,677,655 km (0.075 R)
• M26: 20,787,372 km (0.079 R)
• M27: 20,976,165 km (0.064 R)
• M28: 23,742,528 km (0.096 R)
• M29: 24,052,645 km (0.055 R)
• M30: 24,260,885 km (0.112 R)
• M31: 25,752,226 km (0.078 R)
• M32: 26,299,306 km (0.072 R)
• M33: 29,388,053 km (0.118 R)
• M34: 31,327,888 km (0.099 R)
• M35: 33,222,396 km (0.082 R)
• M36: 35,191,852 km (0.088 R)
• M37: 38,502,752 km (0.092 R)
• M38: 47,347,726 km (0.114 R)
• M39: 52,762,421 km (0.066 R)
• M40: 58,013,007 km (0.103 R)
• M41: 66,422,801 km (0.096 R)
• M42: 70,596,731 km (0.07 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 13,417 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit