Hypervelocity stars have, since the 1920s, been an important tool that allows astronomers to study the properties of the ...

Accurate estimation of the ionosphere is essential for reliable Global Navigation Satellite System (GNSS) positioning, timing, and space weather applications. A key challenge lies in converting slant ...

On Jan. 15, 2025, the Gaia spacecraft took its last image. Then the craft ran a final round of engineering tests, fired its ...

Here's how the astronomical phenomenon influences our planet—from the length of our seasons to the way Earth moves through ...

Photos shared by NASA show what life looked like 250 miles above Earth in 2025, including images of hurricanes, the northern ...

Scientists from Mexico’s National Autonomous University have created the first three-dimensional image of the Popocatépetl ...

Photographs taken from space have helped the Sky News Data and Forensics team cover natural disasters, war and humanitarian ...

A new search for Malaysia Airlines Flight 370 is underway, more than 10 years after the aircraft's mysterious and baffling ...

A research team led by Prof. Liu Liangyun from the Aerospace Information Research Institute of the Chinese Academy of ...

Explore This SectionEarthEarth ObserverEditor's CornerFeature ArticlesMeeting SummariesNewsScience in the NewsCalendarsIn ...

Satellites are giving cities a clearer view of methane emissions from landfills, turning hard-to-spot leaks into actionable ...

Losing GPS would mean losing a lot more than Google Maps. The technology is integrated into everything from lights that turn ...