🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.53 AU - 0.71 AU

Year: 209 Days

Day: 17.2 Hours

Environment

Temp: 24 °C

Axial Tilt: 52.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.2 AU - 1.92 AU

Year: 833 Days

Day: 47.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.26 AU - 3.16 AU

Year: 1907 Days

Day: 23.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.3

Radius: 8.1

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.94 AU - 5.68 AU

Year: 5231 Days

Day: 5.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,814,305 km

• M1: 100,829 km (0.087 R)
• M2: 412,890 km (0.08 R)
• M3: 823,985 km (0.099 R)
• M4: 1,237,922 km (0.071 R)
• M5: 1,617,901 km (0.077 R)
• M6: 2,088,087 km (0.089 R)
• M7: 2,378,457 km (0.066 R)
• M8: 4,036,599 km (0.101 R)
• M9: 4,490,330 km (0.107 R)
• M10: 5,260,310 km (0.111 R)
• M11: 6,291,338 km (0.06 R)
• M12: 8,064,522 km (0.076 R)
• M13: 10,772,543 km (0.029 R)
• M14: 11,029,701 km (0.081 R)
• M15: 14,704,872 km (0.068 R)
• M16: 18,322,149 km (0.061 R)
• M17: 20,400,961 km (0.116 R)
• M18: 21,531,023 km (0.069 R)
• M19: 22,076,906 km (0.104 R)
• M20: 22,842,697 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.5

Radius: 11.6

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.43 AU - 6.51 AU

Year: 6236 Days

Day: 6.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,814,305 km

• M1: 144,512 km (0.046 R)
• M2: 614,997 km (0.085 R)
• M3: 1,054,665 km (0.11 R)
• M4: 1,606,232 km (0.111 R)
• M5: 2,126,085 km (0.112 R)
• M6: 3,038,333 km (0.083 R)
• M7: 3,795,298 km (0.112 R)
• M8: 5,804,248 km (0.103 R)
• M9: 6,765,265 km (0.117 R)
• M10: 7,178,304 km (0.09 R)
• M11: 8,131,243 km (0.113 R)
• M12: 9,125,321 km (0.112 R)
• M13: 10,742,623 km (0.051 R)
• M14: 11,354,030 km (0.038 R)
• M15: 12,390,294 km (0.084 R)
• M16: 13,705,110 km (0.109 R)
• M17: 15,699,249 km (0.109 R)
• M18: 18,873,417 km (0.038 R)
• M19: 23,219,086 km (0.059 R)
• M20: 26,123,678 km (0.07 R)
• M21: 28,812,251 km (0.079 R)
• M22: 31,967,270 km (0.118 R)
• M23: 32,547,111 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.1

Radius: 12.4

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.96 AU - 7.28 AU

Year: 6472 Days

Day: 8.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,814,305 km

• M1: 154,235 km (0.075 R)
• M2: 792,869 km (0.074 R)
• M3: 1,231,789 km (0.108 R)
• M4: 1,976,637 km (0.111 R)
• M5: 3,165,790 km (0.093 R)
• M6: 3,567,161 km (0.038 R)
• M7: 4,046,174 km (0.103 R)
• M8: 4,982,357 km (0.116 R)
• M9: 8,267,975 km (0.059 R)
• M10: 9,971,745 km (0.098 R)
• M11: 10,380,147 km (0.101 R)
• M12: 10,842,405 km (0.101 R)
• M13: 11,853,387 km (0.051 R)
• M14: 13,810,127 km (0.075 R)
• M15: 16,140,413 km (0.087 R)
• M16: 16,761,693 km (0.085 R)
• M17: 20,632,239 km (0.068 R)
• M18: 21,499,308 km (0.115 R)
• M19: 23,092,675 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 613.8

Radius: 3

Gravity: 68.2 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 10.73 AU - 13.63 AU

Year: 18172 Days

Day: 16.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 68,814,305 km

• M1: 37,250 km (0.072 R)
• M2: 153,188 km (0.06 R)
• M3: 260,300 km (0.1 R)
• M4: 363,373 km (0.101 R)
• M5: 487,091 km (0.104 R)
• M6: 1,191,248 km (0.034 R)
• M7: 1,361,191 km (0.095 R)
• M8: 1,612,665 km (0.111 R)
• M9: 1,802,954 km (0.082 R)
• M10: 3,246,124 km (0.075 R)
• M11: 4,085,817 km (0.094 R)
• M12: 5,698,482 km (0.111 R)
• M13: 6,016,677 km (0.096 R)
• M14: 6,221,476 km (0.06 R)
• M15: 6,388,577 km (0.099 R)
• M16: 7,595,981 km (0.099 R)
• M17: 9,876,302 km (0.104 R)
• M18: 10,687,721 km (0.101 R)
• M19: 11,170,772 km (0.061 R)
• M20: 12,051,006 km (0.075 R)
• M21: 12,574,299 km (0.111 R)
• M22: 12,841,481 km (0.071 R)
• M23: 14,524,756 km (0.073 R)
• M24: 16,667,896 km (0.08 R)
• M25: 19,900,406 km (0.094 R)
• M26: 24,239,642 km (0.086 R)
• M27: 26,246,647 km (0.068 R)
• M28: 29,052,654 km (0.114 R)
• M29: 34,725,555 km (0.119 R)
• M30: 42,126,012 km (0.095 R)
• M31: 43,024,796 km (0.048 R)
• M32: 44,550,844 km (0.096 R)
• M33: 45,483,587 km (0.095 R)
• M34: 46,747,240 km (0.109 R)
• M35: 58,633,389 km (0.108 R)
• M36: 59,752,980 km (0.086 R)
• M37: 60,129,368 km (0.075 R)
• M38: 65,366,042 km (0.119 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: 459 - 16,549 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit