🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.87 AU - 0.91 AU

Year: 301 Days

Day: 29.5 Hours

Environment

Temp: 84 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.06 AU - 1.7 AU

Year: 581 Days

Day: 28 Hours

Environment

Temp: -4 °C

Axial Tilt: 16.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 41,740,753 km

• M1: 1,218,475 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.32 AU - 1.62 AU

Year: 638 Days

Day: 42.2 Hours

Environment

Temp: -9 °C

Axial Tilt: 35.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.12 AU - 3.56 AU

Year: 2186 Days

Day: 42.4 Hours

Environment

Temp: -105 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.6

Radius: 8.6

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 6.03 AU - 9.29 AU

Year: 7593 Days

Day: 8.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 41,740,753 km

• M1: 107,710 km (0.098 R)
• M2: 440,715 km (0.098 R)
• M3: 1,345,782 km (0.104 R)
• M4: 1,910,215 km (0.104 R)
• M5: 3,430,728 km (0.091 R)
• M6: 4,719,962 km (0.096 R)
• M7: 6,534,734 km (0.12 R)
• M8: 9,589,672 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.2

Radius: 12.8

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 6.52 AU - 9.2 AU

Year: 7892 Days

Day: 13.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,740,753 km

• M1: 159,172 km (0.084 R)
• M2: 881,580 km (0.083 R)
• M3: 1,680,882 km (0.113 R)
• M4: 2,214,647 km (0.042 R)
• M5: 2,800,472 km (0.116 R)
• M6: 3,798,739 km (0.073 R)
• M7: 4,587,419 km (0.093 R)
• M8: 6,279,969 km (0.105 R)
• M9: 8,962,408 km (0.115 R)
• M10: 10,021,412 km (0.039 R)
• M11: 12,498,154 km (0.107 R)
• M12: 14,421,684 km (0.086 R)
• M13: 15,231,158 km (0.111 R)
• M14: 17,077,495 km (0.118 R)
• M15: 17,842,089 km (0.091 R)
• M16: 18,995,040 km (0.091 R)
• M17: 24,280,333 km (0.066 R)
• M18: 25,876,093 km (0.101 R)
• M19: 29,869,908 km (0.108 R)
• M20: 31,597,314 km (0.115 R)
• M21: 35,138,894 km (0.104 R)
• M22: 35,810,140 km (0.111 R)
• M23: 37,875,339 km (0.105 R)
• M24: 38,818,104 km (0.112 R)
• M25: 39,535,576 km (0.047 R)
• M26: 40,628,089 km (0.092 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 16,929 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit