🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.5 AU - 0.82 AU

Year: 234 Days

Day: 33.7 Hours

Environment

Temp: -0 °C

Axial Tilt: 5.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.53 AU - 0.83 AU

Year: 245 Days

Day: 27.5 Hours

Environment

Temp: -12 °C

Axial Tilt: 32.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.2 AU - 1.32 AU

Year: 617 Days

Day: 12.8 Hours

Environment

Temp: -87 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.28 AU - 1.72 AU

Year: 802 Days

Day: 31.5 Hours

Environment

Temp: -87 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.38 AU - 1.84 AU

Year: 892 Days

Day: 36.8 Hours

Environment

Temp: -111 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,387,447 km

• M1: 92,900 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.5

Radius: 10.9

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.68 AU - 2.78 AU

Year: 1969 Days

Day: 11.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,387,447 km

• M1: 135,536 km (0.089 R)
• M2: 480,808 km (0.119 R)
• M3: 1,031,178 km (0.106 R)
• M4: 1,398,142 km (0.119 R)
• M5: 1,933,253 km (0.057 R)
• M6: 2,275,533 km (0.057 R)
• M7: 2,791,197 km (0.118 R)
• M8: 3,452,270 km (0.11 R)
• M9: 4,175,426 km (0.108 R)
• M10: 5,505,351 km (0.048 R)
• M11: 6,359,705 km (0.11 R)
• M12: 8,749,680 km (0.119 R)
• M13: 9,148,658 km (0.092 R)
• M14: 10,642,093 km (0.085 R)
• M15: 11,174,363 km (0.087 R)
• M16: 12,168,889 km (0.098 R)
• M17: 13,482,807 km (0.079 R)
• M18: 14,379,347 km (0.05 R)
• M19: 14,795,529 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.5

Radius: 13.1

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 7.82 AU - 7.88 AU

Year: 9602 Days

Day: 14.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,387,447 km

• M1: 163,361 km (0.093 R)
• M2: 635,641 km (0.113 R)
• M3: 1,206,208 km (0.119 R)
• M4: 2,236,189 km (0.056 R)
• M5: 2,738,090 km (0.071 R)
• M6: 3,483,835 km (0.072 R)
• M7: 4,026,127 km (0.056 R)
• M8: 6,254,687 km (0.074 R)
• M9: 7,804,222 km (0.108 R)
• M10: 10,302,506 km (0.112 R)
• M11: 14,235,285 km (0.063 R)
• M12: 14,755,586 km (0.071 R)
• M13: 18,606,983 km (0.088 R)
• M14: 23,530,249 km (0.119 R)
• M15: 24,721,347 km (0.03 R)
• M16: 25,474,124 km (0.096 R)
• M17: 26,048,580 km (0.049 R)
• M18: 30,529,485 km (0.117 R)
• M19: 31,945,877 km (0.097 R)
• M20: 34,094,103 km (0.106 R)
• M21: 34,558,455 km (0.099 R)
• M22: 37,187,787 km (0.082 R)
• M23: 41,906,253 km (0.094 R)
• M24: 43,111,713 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 402

Radius: 3.3

Gravity: 36.91 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 10.32 AU - 11.14 AU

Year: 15344 Days

Day: 18.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 53,387,447 km

• M1: 40,990 km (0.081 R)
• M2: 221,106 km (0.105 R)
• M3: 640,578 km (0.066 R)
• M4: 816,056 km (0.087 R)
• M5: 957,127 km (0.087 R)
• M6: 1,382,883 km (0.12 R)
• M7: 1,676,843 km (0.092 R)
• M8: 1,889,272 km (0.08 R)
• M9: 2,119,353 km (0.064 R)
• M10: 2,328,341 km (0.081 R)
• M11: 2,613,924 km (0.086 R)
• M12: 3,181,199 km (0.061 R)
• M13: 3,429,681 km (0.079 R)
• M14: 4,194,276 km (0.104 R)
• M15: 4,902,173 km (0.075 R)
• M16: 7,541,977 km (0.105 R)
• M17: 10,182,678 km (0.109 R)
• M18: 11,621,511 km (0.059 R)
• M19: 11,795,792 km (0.119 R)
• M20: 13,829,725 km (0.088 R)
• M21: 18,104,634 km (0.111 R)
• M22: 18,260,514 km (0.082 R)
• M23: 21,396,385 km (0.07 R)
• M24: 24,969,231 km (0.097 R)
• M25: 26,946,765 km (0.063 R)
• M26: 27,662,890 km (0.09 R)
• M27: 31,322,054 km (0.096 R)
• M28: 32,342,012 km (0.093 R)
• M29: 33,150,439 km (0.117 R)
• M30: 44,349,785 km (0.091 R)
• M31: 47,091,166 km (0.077 R)
• M32: 50,558,246 km (0.102 R)
• M33: 52,275,031 km (0.1 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 14,738 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit