# Core scientific dependencies
numpy>=1.25
scipy>=1.11
matplotlib>=3.7
plotly>=5.18

# Streamlit
streamlit>=1.30

# Satellite propagation model
itur>=0.3.3

# Astronomy utilities
astropy>=5.3

# Geospatial
pyproj>=3.6

# Database (built-in sqlite3, no extra dep needed)