🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.57 AU - 0.61 AU

Year: 160 Days

Day: 37.8 Hours

Environment

Temp: 170 °C

Axial Tilt: 15.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.01 AU - 1.27 AU

Year: 430 Days

Day: 44.2 Hours

Environment

Temp: 42 °C

Axial Tilt: 22.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.59 AU - 2.55 AU

Year: 1052 Days

Day: 20.3 Hours

Environment

Temp: -49 °C

Axial Tilt: 49.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.9 AU - 2.46 AU

Year: 1137 Days

Day: 22.6 Hours

Environment

Temp: -70 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 16,381,752 km

• M1: 107,411 km (0.031 R)

Asteroid Belt

Center: 2.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.42 AU - 3.18 AU

Year: 1654 Days

Day: 36.2 Hours

Environment

Temp: -83 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 16,381,752 km

• M1: 483,800 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805

Radius: 13

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 6.97 AU - 9.91 AU

Year: 8658 Days

Day: 12.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 16,381,752 km

• M1: 162,014 km (0.043 R)
• M2: 597,943 km (0.076 R)
• M3: 1,301,651 km (0.083 R)
• M4: 1,837,211 km (0.055 R)
• M5: 2,333,727 km (0.09 R)
• M6: 4,009,073 km (0.117 R)
• M7: 4,765,291 km (0.091 R)
• M8: 5,715,087 km (0.09 R)
• M9: 6,343,249 km (0.101 R)
• M10: 7,533,001 km (0.096 R)
• M11: 9,806,589 km (0.078 R)
• M12: 11,340,267 km (0.1 R)
• M13: 11,940,902 km (0.094 R)
• M14: 13,325,430 km (0.062 R)
• M15: 25,872,054 km (0.117 R)
• M16: 26,437,085 km (0.077 R)
• M17: 30,105,375 km (0.084 R)
• M18: 34,100,087 km (0.102 R)
• M19: 39,791,687 km (0.105 R)
• M20: 41,821,431 km (0.105 R)
• M21: 43,256,374 km (0.046 R)
• M22: 45,401,757 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.2

Radius: 10.5

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 7.33 AU - 10.85 AU

Year: 9677 Days

Day: 7.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 16,381,752 km

• M1: 130,599 km (0.09 R)
• M2: 741,557 km (0.07 R)
• M3: 2,198,790 km (0.081 R)
• M4: 9,831,722 km (0.032 R)
• M5: 12,909,399 km (0.071 R)

Kuiper Belt

Range: 31.1 - 57.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 16,432 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit