The sky has been full of Galileo signals since Europe’s satnav system began Initial Services at the end of last year, and a steady stream of Galileo-ready devices is finding its way to the marketplace. Here Galileo is is seen at work with commercially available Samsung S8+ Smartphones (pic: ESA–G. Porter, CC BY-SA 3.0 IGO). See http://www.esa.int/spaceinimages/Images/2017/10/Galileo_in_smartphones