🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.48 AU - 0.58 AU

Year: 249 Days

Day: 15.3 Hours

Environment

Temp: -110 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.1

Radius: 8

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.12 AU - 1.2 AU

Year: 807 Days

Day: 7.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,386,933 km

• M1: 99,931 km (0.073 R)
• M2: 395,238 km (0.105 R)
• M3: 713,133 km (0.111 R)
• M4: 980,016 km (0.036 R)
• M5: 1,290,581 km (0.069 R)
• M6: 2,299,170 km (0.103 R)
• M7: 4,072,353 km (0.08 R)
• M8: 5,586,134 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846

Radius: 14.8

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.19 AU - 1.41 AU

Year: 957 Days

Day: 9.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,386,933 km

• M1: 184,305 km (0.072 R)
• M2: 967,599 km (0.113 R)
• M3: 1,688,362 km (0.062 R)
• M4: 2,290,493 km (0.097 R)
• M5: 3,022,027 km (0.11 R)
• M6: 3,673,525 km (0.117 R)
• M7: 4,366,313 km (0.107 R)
• M8: 5,145,269 km (0.095 R)
• M9: 5,804,547 km (0.101 R)
• M10: 6,701,985 km (0.11 R)
• M11: 7,244,875 km (0.069 R)
• M12: 7,740,792 km (0.112 R)
• M13: 8,940,268 km (0.101 R)
• M14: 9,424,516 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.9

Radius: 10.5

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.52 AU - 1.92 AU

Year: 1456 Days

Day: 5.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,386,933 km

• M1: 151,991 km (0.098 R)
• M2: 549,772 km (0.077 R)
• M3: 1,066,932 km (0.117 R)
• M4: 1,809,835 km (0.032 R)
• M5: 2,251,598 km (0.1 R)
• M6: 2,920,749 km (0.056 R)
• M7: 3,296,688 km (0.106 R)
• M8: 4,395,036 km (0.072 R)
• M9: 4,756,165 km (0.064 R)
• M10: 5,440,426 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.7

Radius: 11.1

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.01 AU - 2.65 AU

Year: 2296 Days

Day: 10.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 63,386,933 km

• M1: 138,079 km (0.117 R)
• M2: 671,545 km (0.082 R)
• M3: 1,289,683 km (0.114 R)
• M4: 2,945,881 km (0.082 R)
• M5: 3,422,051 km (0.099 R)
• M6: 4,063,377 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.4

Radius: 8.2

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.21 AU - 2.61 AU

Year: 2416 Days

Day: 13.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,386,933 km

• M1: 102,026 km (0.033 R)
• M2: 511,625 km (0.096 R)
• M3: 1,159,234 km (0.084 R)
• M4: 1,502,860 km (0.059 R)
• M5: 1,881,193 km (0.034 R)
• M6: 2,175,901 km (0.037 R)
• M7: 2,449,366 km (0.119 R)
• M8: 2,976,399 km (0.111 R)
• M9: 3,362,960 km (0.118 R)
• M10: 3,747,875 km (0.071 R)
• M11: 4,546,578 km (0.114 R)
• M12: 5,681,428 km (0.073 R)
• M13: 6,131,119 km (0.101 R)
• M14: 6,502,720 km (0.111 R)
• M15: 6,810,593 km (0.086 R)
• M16: 7,623,507 km (0.119 R)
• M17: 8,170,886 km (0.077 R)
• M18: 11,198,747 km (0.06 R)
• M19: 12,368,004 km (0.09 R)
• M20: 14,508,600 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.9

Radius: 11.9

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 3.45 AU - 4.19 AU

Year: 4821 Days

Day: 13.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,386,933 km

• M1: 151,094 km (0.094 R)
• M2: 1,246,300 km (0.078 R)
• M3: 2,090,032 km (0.113 R)
• M4: 2,674,212 km (0.118 R)
• M5: 3,122,257 km (0.066 R)
• M6: 3,512,408 km (0.115 R)
• M7: 4,099,580 km (0.081 R)
• M8: 4,725,198 km (0.098 R)
• M9: 5,355,903 km (0.111 R)
• M10: 6,455,447 km (0.094 R)
• M11: 7,128,339 km (0.118 R)
• M12: 8,853,950 km (0.098 R)
• M13: 10,796,478 km (0.084 R)
• M14: 11,311,693 km (0.114 R)
• M15: 14,193,248 km (0.117 R)
• M16: 14,811,984 km (0.069 R)
• M17: 16,043,175 km (0.087 R)
• M18: 17,404,964 km (0.063 R)
• M19: 20,784,231 km (0.113 R)
• M20: 21,582,485 km (0.086 R)
• M21: 24,498,147 km (0.078 R)
• M22: 27,753,846 km (0.092 R)
• M23: 28,455,609 km (0.117 R)
• M24: 31,952,011 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.7

Radius: 11.8

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.32 AU - 5.26 AU

Year: 6769 Days

Day: 14.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,386,933 km

• M1: 146,756 km (0.116 R)
• M2: 760,705 km (0.077 R)
• M3: 1,210,546 km (0.07 R)
• M4: 2,376,661 km (0.118 R)
• M5: 3,340,820 km (0.084 R)
• M6: 3,819,982 km (0.095 R)
• M7: 6,355,516 km (0.112 R)
• M8: 7,835,936 km (0.037 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 723

Radius: 4

Gravity: 45.19 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 8.07 AU - 8.07 AU

Year: 14802 Days

Day: 24.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 63,386,933 km

• M1: 51,611 km (0.079 R)
• M2: 219,909 km (0.116 R)
• M3: 360,980 km (0.111 R)
• M4: 611,556 km (0.071 R)
• M5: 1,562,699 km (0.036 R)
• M6: 1,692,401 km (0.092 R)
• M7: 1,918,443 km (0.082 R)
• M8: 2,305,303 km (0.08 R)
• M9: 2,517,283 km (0.091 R)
• M10: 3,363,110 km (0.112 R)
• M11: 4,742,253 km (0.042 R)
• M12: 5,227,398 km (0.071 R)
• M13: 5,631,163 km (0.083 R)
• M14: 6,417,898 km (0.112 R)
• M15: 6,667,727 km (0.039 R)
• M16: 6,794,885 km (0.104 R)
• M17: 7,275,543 km (0.065 R)
• M18: 8,353,096 km (0.03 R)
• M19: 9,267,289 km (0.09 R)
• M20: 10,078,558 km (0.066 R)
• M21: 10,702,830 km (0.106 R)
• M22: 16,038,388 km (0.069 R)
• M23: 17,443,710 km (0.084 R)
• M24: 21,774,419 km (0.108 R)
• M25: 22,054,915 km (0.11 R)
• M26: 24,086,454 km (0.104 R)
• M27: 24,386,398 km (0.106 R)
• M28: 24,994,064 km (0.077 R)
• M29: 26,239,317 km (0.084 R)
• M30: 29,191,182 km (0.11 R)
• M31: 33,709,786 km (0.114 R)
• M32: 33,959,614 km (0.042 R)
• M33: 48,569,941 km (0.037 R)
• M34: 50,995,521 km (0.119 R)
• M35: 51,159,929 km (0.08 R)
• M36: 55,562,744 km (0.063 R)
• M37: 55,911,456 km (0.116 R)
• M38: 61,692,217 km (0.113 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 189 - 12,692 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit