Europe sent two satellites into space Friday as it pushes to get its beleaguered Galileo satnav programme back on track.
China launched two new satellites into space Saturday, state media reported, as it builds a homegrown satellite navigation system to rival the US's Global Positioning System.
Ten years after Hurricane Katrina formed in the Atlantic, construction of NASA's next-generation hurricane-observing satellite mission now is underway in Texas.
Satellites are essential to modern life. So essential, in fact, that plans have been drawn up on how to cope with a situation in which we could no longer rely on them. A UK government document entitled the Space Weather Preparedness ...
Europe's ninth and tenth Galileo satellites have crossed the Atlantic, touching down in French Guiana ahead of their joint launch this September.
The GPS network might just be Earth's greatest piece of infrastructure. It's effectively a collection of clocks in space that serve up time information 24/7 free of charge to anyone on the planet who cares to listen.
The Air Force has a new advanced GPS satellite in orbit.
When extreme weather comes our way, realtime information from space can help us to decide if closing a bridge is the right thing to do.
A pair of solar eruptions over the weekend have unleashed a severe geomagnetic storm that could disrupt power and communications on Earth, US officials said Tuesday.