The weak spot, known as the South Atlantic Anomaly, was identified in the 19th century and expanded in recent years.

A nonprofit coalition is building a fleet of satellites to help firefighters and communities respond when disaster strikes.

An Australian company that is a leader in taking images of spacecraft in low Earth orbit wants to widen its aperture to ...

CAPE CANAVERAL, Fla. (AP) — NASA's first radar images from a new Earth-mapping satellite show the Maine coast and North Dakota farmland in incredible detail. The pictures, released Thursday, are from ...

"Capturing another satellite like this in an Earth-observation image is extremely rare." One of SpaceX's broadband-beaming ...