🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.48 AU - 0.56 AU

Year: 167 Days

Day: 24.6 Hours

Environment

Temp: 33 °C

Axial Tilt: 13.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.55 AU - 0.63 AU

Year: 202 Days

Day: 15.7 Hours

Environment

Temp: 8 °C

Axial Tilt: 43.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 50,947,689 km

• M1: 397,930 km (0.056 R)

Asteroid Belt

Center: 1.09 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.37 AU - 1.81 AU

Year: 895 Days

Day: 13.6 Hours

Environment

Temp: -104 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,947,689 km

• M1: 305,329 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.6 AU - 1.78 AU

Year: 980 Days

Day: 42.9 Hours

Environment

Temp: -109 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.7

Radius: 14.9

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.51 AU - 3.49 AU

Year: 2319 Days

Day: 5.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,947,689 km

• M1: 185,352 km (0.057 R)
• M2: 772,823 km (0.108 R)
• M3: 1,352,814 km (0.048 R)
• M4: 1,917,994 km (0.099 R)
• M5: 2,497,237 km (0.041 R)
• M6: 3,726,633 km (0.119 R)
• M7: 4,750,480 km (0.094 R)
• M8: 5,524,201 km (0.12 R)
• M9: 6,245,412 km (0.106 R)
• M10: 7,384,300 km (0.065 R)
• M11: 8,003,785 km (0.119 R)
• M12: 8,792,764 km (0.073 R)
• M13: 10,072,873 km (0.089 R)
• M14: 10,680,390 km (0.071 R)
• M15: 13,002,000 km (0.058 R)
• M16: 14,661,788 km (0.04 R)
• M17: 16,252,313 km (0.115 R)
• M18: 16,772,315 km (0.097 R)
• M19: 18,567,489 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.7

Radius: 11.2

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.44 AU - 5.38 AU

Year: 4132 Days

Day: 14.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,947,689 km

• M1: 139,575 km (0.115 R)
• M2: 514,018 km (0.086 R)
• M3: 895,792 km (0.096 R)
• M4: 1,384,379 km (0.112 R)
• M5: 1,762,113 km (0.069 R)
• M6: 2,251,298 km (0.109 R)
• M7: 2,605,845 km (0.103 R)
• M8: 3,467,679 km (0.088 R)
• M9: 4,578,443 km (0.092 R)
• M10: 4,981,160 km (0.064 R)
• M11: 5,857,953 km (0.093 R)
• M12: 7,684,992 km (0.109 R)
• M13: 9,294,516 km (0.114 R)
• M14: 12,069,706 km (0.116 R)
• M15: 13,074,854 km (0.069 R)
• M16: 15,724,681 km (0.077 R)
• M17: 16,867,310 km (0.055 R)
• M18: 17,716,726 km (0.105 R)
• M19: 18,893,463 km (0.086 R)
• M20: 19,317,423 km (0.113 R)
• M21: 20,947,741 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.8

Radius: 9.4

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 5.58 AU - 5.78 AU

Year: 6041 Days

Day: 11.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,947,689 km

• M1: 120,725 km (0.119 R)
• M2: 444,156 km (0.033 R)
• M3: 754,422 km (0.072 R)
• M4: 1,189,004 km (0.106 R)
• M5: 1,925,025 km (0.105 R)
• M6: 2,525,062 km (0.104 R)
• M7: 5,216,777 km (0.11 R)
• M8: 6,530,396 km (0.088 R)
• M9: 6,929,822 km (0.06 R)
• M10: 8,951,787 km (0.093 R)
• M11: 9,253,376 km (0.099 R)
• M12: 9,757,970 km (0.053 R)
• M13: 11,692,121 km (0.066 R)
• M14: 13,769,287 km (0.075 R)
• M15: 17,154,986 km (0.079 R)
• M16: 20,209,027 km (0.083 R)
• M17: 20,926,498 km (0.109 R)
• M18: 21,526,086 km (0.113 R)
• M19: 24,112,185 km (0.055 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.9

Radius: 9.8

Gravity: 8.25 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 6.31 AU - 9.79 AU

Year: 10192 Days

Day: 11.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,947,689 km

• M1: 121,922 km (0.039 R)
• M2: 498,759 km (0.093 R)
• M3: 878,588 km (0.106 R)
• M4: 1,249,591 km (0.091 R)
• M5: 1,948,363 km (0.083 R)
• M6: 4,334,449 km (0.052 R)
• M7: 4,972,932 km (0.088 R)
• M8: 5,534,672 km (0.055 R)
• M9: 7,817,835 km (0.082 R)
• M10: 8,125,109 km (0.083 R)
• M11: 10,454,647 km (0.087 R)
• M12: 12,770,273 km (0.067 R)
• M13: 13,135,740 km (0.1 R)
• M14: 15,001,375 km (0.103 R)
• M15: 16,103,164 km (0.073 R)
• M16: 22,082,740 km (0.037 R)
• M17: 22,965,816 km (0.105 R)
• M18: 23,780,526 km (0.059 R)
• M19: 24,520,737 km (0.113 R)
• M20: 28,351,190 km (0.091 R)
• M21: 28,661,306 km (0.068 R)
• M22: 34,054,609 km (0.083 R)
• M23: 34,522,551 km (0.064 R)
• M24: 36,073,432 km (0.05 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 18,262 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit