A remarkable series of experiments shows that migratory birds navigate by the stars. In a planetarium their flight direction is controlled by the position of the stars in the artificial sky ...

There's no way around it: Celestial navigation using a sextant is a complex and involved process that involves a fair amount of calculating, correcting, referring to tables, knowledge of the ...

UniSA researcher Dr Samuel Teague says the lightweight, affordable celestial navigation system can be integrated into standard drones, offering a dependable backup with impressive accuracy.