🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.77 AU - 1.29 AU

Year: 367 Days

Day: 25.9 Hours

Environment

Temp: 131 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.28 AU - 3.72 AU

Year: 2301 Days

Day: 28.9 Hours

Environment

Temp: -106 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465

Radius: 8.4

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.33 AU - 6.87 AU

Year: 4658 Days

Day: 13.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,429,234 km

• M1: 104,868 km (0.108 R)
• M2: 423,362 km (0.054 R)
• M3: 833,859 km (0.083 R)
• M4: 1,455,138 km (0.098 R)
• M5: 1,867,281 km (0.062 R)
• M6: 2,150,918 km (0.114 R)
• M7: 2,704,879 km (0.079 R)
• M8: 3,731,270 km (0.113 R)
• M9: 4,252,768 km (0.044 R)
• M10: 5,048,330 km (0.057 R)
• M11: 5,387,618 km (0.093 R)
• M12: 6,112,120 km (0.088 R)
• M13: 8,030,563 km (0.076 R)
• M14: 8,862,327 km (0.039 R)
• M15: 11,257,539 km (0.054 R)
• M16: 11,567,805 km (0.092 R)
• M17: 12,627,407 km (0.098 R)
• M18: 15,367,591 km (0.098 R)
• M19: 16,026,270 km (0.095 R)
• M20: 17,107,713 km (0.027 R)
• M21: 21,309,917 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.6

Radius: 10

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 5.43 AU - 6.41 AU

Year: 5062 Days

Day: 8.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 154.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,429,234 km

• M1: 124,316 km (0.112 R)
• M2: 437,873 km (0.107 R)
• M3: 1,052,571 km (0.066 R)
• M4: 1,417,889 km (0.116 R)
• M5: 1,752,988 km (0.05 R)
• M6: 2,513,543 km (0.067 R)
• M7: 4,700,215 km (0.099 R)
• M8: 6,294,031 km (0.109 R)
• M9: 6,800,869 km (0.091 R)
• M10: 8,352,648 km (0.105 R)
• M11: 12,928,697 km (0.059 R)
• M12: 13,243,451 km (0.099 R)
• M13: 13,841,842 km (0.119 R)
• M14: 17,707,002 km (0.101 R)
• M15: 18,376,752 km (0.043 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 874

Radius: 4.8

Gravity: 37.93 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 13.92 AU - 14.2 AU

Year: 18529 Days

Day: 22.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,429,234 km

• M1: 65,973 km (0.062 R)
• M2: 380,727 km (0.094 R)
• M3: 806,482 km (0.101 R)
• M4: 1,421,329 km (0.111 R)
• M5: 2,112,771 km (0.101 R)
• M6: 2,556,179 km (0.112 R)
• M7: 5,075,407 km (0.111 R)
• M8: 5,343,337 km (0.098 R)
• M9: 12,956,672 km (0.046 R)
• M10: 13,529,781 km (0.038 R)
• M11: 21,482,703 km (0.053 R)
• M12: 22,284,847 km (0.101 R)
• M13: 25,916,934 km (0.111 R)
• M14: 27,872,626 km (0.071 R)
• M15: 32,204,682 km (0.106 R)
• M16: 36,257,737 km (0.032 R)
• M17: 41,094,535 km (0.117 R)
• M18: 44,708,670 km (0.119 R)
• M19: 45,685,095 km (0.099 R)
• M20: 52,022,959 km (0.034 R)
• M21: 52,381,395 km (0.106 R)
• M22: 65,360,207 km (0.109 R)
• M23: 65,986,723 km (0.061 R)
• M24: 66,617,278 km (0.095 R)
• M25: 74,272,949 km (0.109 R)

Kuiper Belt

Range: 31.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 12,872 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit