One reason for routinely launching GPS satellites is simply "constellation replenishment," said Col. Andrew Menschner, deputy commander of the Space Force's Space Systems Command. Old satellites degrade and die, and new ones need to go up and replace them. At least 24 GPS satellites are needed for global coverage, and having additional satellites in the fleet can improve navigation precision. Today, there are 31 GPS satellites in operational service, flying more than 12,000 miles (20,000 kilometers) above the Earth.
Samsung Galaxy Unpacked 2026 delivered new phones, re-designed earbuds, and brave new features that could inspire a lot of shoppers to make the switch to Android. Of course, there are also a number of new deals to consider in the wake of this huge event, and Amazon is very much in the mix.
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The Polaroid Flip is a great instant camera for retro fans that prints vintage-style photos and offers modern conveniences like USB-C. It also features a variety of creative modes via the companion app, making it a solid choice for artistic photography as well.
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