🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.45 AU - 0.71 AU

Year: 186 Days

Day: 35.7 Hours

Environment

Temp: 24 °C

Axial Tilt: 32.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.53 AU - 0.85 AU

Year: 242 Days

Day: 34.6 Hours

Environment

Temp: 5 °C

Axial Tilt: 18.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.06 AU - 1.34 AU

Year: 554 Days

Day: 28.5 Hours

Environment

Temp: -68 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 20,836,685 km

• M1: 530,474 km (0.082 R)
• M2: 699,220 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.12 AU - 1.34 AU

Year: 575 Days

Day: 15.5 Hours

Environment

Temp: -60 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.25 AU - 2.57 AU

Year: 1578 Days

Day: 15.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 20,836,685 km

• M1: 273,465 km (0.083 R)
• M2: 2,008,501 km (0.064 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.1

Radius: 12.4

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.17 AU - 3.87 AU

Year: 2785 Days

Day: 5.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 20,836,685 km

• M1: 155,731 km (0.063 R)
• M2: 574,306 km (0.042 R)
• M3: 1,222,065 km (0.067 R)
• M4: 2,423,635 km (0.091 R)
• M5: 3,237,298 km (0.084 R)
• M6: 3,675,620 km (0.038 R)
• M7: 5,050,125 km (0.109 R)
• M8: 6,668,175 km (0.113 R)
• M9: 8,637,781 km (0.049 R)
• M10: 9,025,539 km (0.074 R)
• M11: 9,456,231 km (0.11 R)
• M12: 10,661,092 km (0.087 R)
• M13: 11,318,276 km (0.109 R)
• M14: 12,983,001 km (0.043 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325

Radius: 13.8

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.2 AU - 5 AU

Year: 4161 Days

Day: 11.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 20,836,685 km

• M1: 171,589 km (0.077 R)
• M2: 650,003 km (0.115 R)
• M3: 1,944,024 km (0.071 R)
• M4: 2,500,080 km (0.108 R)
• M5: 3,043,868 km (0.108 R)
• M6: 4,524,588 km (0.088 R)
• M7: 5,072,864 km (0.055 R)
• M8: 6,276,229 km (0.108 R)
• M9: 7,917,019 km (0.089 R)
• M10: 8,410,542 km (0.034 R)
• M11: 9,278,958 km (0.082 R)
• M12: 9,940,629 km (0.092 R)
• M13: 12,073,296 km (0.074 R)
• M14: 13,873,707 km (0.116 R)
• M15: 14,447,265 km (0.088 R)
• M16: 14,937,198 km (0.106 R)
• M17: 15,795,590 km (0.099 R)
• M18: 16,474,017 km (0.083 R)
• M19: 19,800,625 km (0.095 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 18,756 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit