The pioneering satellite program has provided the longest continuous document of how fire, global warming, and humanity are remaking our world.
A battle royale called the SMART program has charged teams with a daunting first task: Identify construction sites on Earth using only data from orbiters.
Remote sensing systems can struggle to spot high waters, especially in stormy weather or at night. Synthetic aperture radar offers a shot in the dark.
The SARSAT satellite system is a kind of celestial lifeguard for explorers, boaters, and aviators who might be in need of search and rescue.
New space suits and muscle stimulators could keep spacefarers fit on long voyages.
The spacecraft will provide the first up-close look at these building blocks of the early solar system.
With the launch of a fifth new-generation satellite, the US finally has a constellation able to globally beam M-Code signals that are tough to spoof or jam.
Ten years after “Don’t ask, don’t tell,” a major general from the Space Force is leading a new inclusion initiative.
The science mission will launch the first drone to fly on another planet, attempt making oxygen in space, and search for signs of ancient life.
Fixing, refueling, and upgrading satellites in orbit is about to become more common. A group is pushing for international standards to keep these missions safe.