🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.51 AU - 0.59 AU

Year: 144 Days

Day: 38.4 Hours

Environment

Temp: 241 °C

Axial Tilt: 5.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.73 AU - 1.03 AU

Year: 291 Days

Day: 13.5 Hours

Environment

Temp: 177 °C

Axial Tilt: 1.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.97 AU - 1.19 AU

Year: 396 Days

Day: 36.7 Hours

Environment

Temp: 24 °C

Axial Tilt: 13.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.3 AU - 1.42 AU

Year: 560 Days

Day: 32.7 Hours

Environment

Temp: 14 °C

Axial Tilt: 24.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 59,817,920 km

• M1: 118,482 km (0.082 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.59 AU - 4.39 AU

Year: 2814 Days

Day: 40.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.78 AU - 4.26 AU

Year: 2846 Days

Day: 28 Hours

Environment

Temp: -122 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.9

Radius: 10.6

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 6.16 AU - 8.16 AU

Year: 6765 Days

Day: 12.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,817,920 km

• M1: 131,796 km (0.049 R)
• M2: 514,168 km (0.09 R)
• M3: 1,256,772 km (0.096 R)
• M4: 1,715,888 km (0.09 R)
• M5: 2,615,420 km (0.119 R)
• M6: 4,468,488 km (0.061 R)
• M7: 6,215,642 km (0.113 R)
• M8: 10,015,428 km (0.09 R)
• M9: 14,238,725 km (0.111 R)
• M10: 15,195,105 km (0.09 R)
• M11: 17,741,111 km (0.056 R)
• M12: 18,191,550 km (0.065 R)
• M13: 18,848,285 km (0.098 R)
• M14: 21,271,620 km (0.116 R)
• M15: 26,310,526 km (0.109 R)
• M16: 28,972,320 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.3

Radius: 8.4

Gravity: 10.36 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 10.77 AU - 11.71 AU

Year: 13306 Days

Day: 7.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 59,817,920 km

• M1: 104,868 km (0.114 R)
• M2: 449,542 km (0.107 R)
• M3: 1,193,043 km (0.081 R)
• M4: 1,532,481 km (0.065 R)
• M5: 2,662,842 km (0.053 R)
• M6: 4,063,677 km (0.115 R)
• M7: 4,582,183 km (0.084 R)
• M8: 6,168,668 km (0.114 R)
• M9: 6,565,701 km (0.061 R)
• M10: 12,947,247 km (0.114 R)
• M11: 15,979,446 km (0.084 R)
• M12: 17,190,441 km (0.067 R)
• M13: 18,624,636 km (0.086 R)
• M14: 20,658,568 km (0.108 R)
• M15: 20,922,908 km (0.118 R)
• M16: 22,370,716 km (0.113 R)
• M17: 32,248,813 km (0.059 R)
• M18: 33,083,120 km (0.074 R)
• M19: 33,931,789 km (0.106 R)
• M20: 36,308,450 km (0.095 R)
• M21: 36,822,618 km (0.103 R)
• M22: 37,734,118 km (0.063 R)
• M23: 40,558,526 km (0.083 R)
• M24: 41,530,463 km (0.088 R)
• M25: 41,951,731 km (0.086 R)
• M26: 42,660,226 km (0.063 R)
• M27: 45,573,944 km (0.109 R)
• M28: 49,399,461 km (0.101 R)
• M29: 49,872,489 km (0.09 R)
• M30: 50,667,452 km (0.11 R)
• M31: 57,334,431 km (0.044 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 257.3

Radius: 6.6

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 15.25 AU - 16.89 AU

Year: 22747 Days

Day: 19.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 59,817,920 km

• M1: 82,279 km (0.061 R)
• M2: 424,708 km (0.058 R)
• M3: 918,232 km (0.102 R)
• M4: 1,393,355 km (0.078 R)
• M5: 1,861,596 km (0.11 R)
• M6: 2,800,023 km (0.052 R)
• M7: 4,050,362 km (0.113 R)
• M8: 4,667,753 km (0.111 R)
• M9: 6,165,975 km (0.055 R)
• M10: 6,484,021 km (0.102 R)
• M11: 7,024,218 km (0.097 R)
• M12: 8,006,029 km (0.097 R)
• M13: 9,332,364 km (0.036 R)
• M14: 11,320,370 km (0.104 R)
• M15: 14,526,402 km (0.089 R)
• M16: 18,453,645 km (0.112 R)
• M17: 18,782,162 km (0.089 R)
• M18: 23,995,199 km (0.11 R)
• M19: 28,320,971 km (0.067 R)
• M20: 31,127,876 km (0.077 R)
• M21: 31,710,709 km (0.1 R)
• M22: 41,347,954 km (0.092 R)
• M23: 43,484,511 km (0.096 R)
• M24: 48,910,126 km (0.088 R)
• M25: 54,939,369 km (0.106 R)
• M26: 55,448,750 km (0.067 R)

Kuiper Belt

Range: 31.1 - 49.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 19,728 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit