Recently, Earth’s rotation has been speeding up, shortening days by milliseconds. While this change is minor, scientists are ...

The Carruthers Geocorona Observatory is the first mission focused on studying changes in the exosphere, the Earth’s outermost ...

A new NASA mission will capture images of Earth's invisible "halo," the faint light given off by our planet's outermost atmospheric layer, the exosphere, as it morphs and changes in response to the ...

Although the Earth completes one full rotation in 86,400 seconds on average, that spin fluctuates by a millisecond or two every day. Before 2020, the Earth never experienced a day shorter than the ...

Recent observations have confirmed that the Earth’s rotation is gradually accelerating, causing days to become fractionally ...

A strange shift in Earth's rotation is making our days milliseconds shorter — and scientists are racing to understand why. The days are getting shorter and not just because summer is waning in the ...

Three missions aimed at observing space weather are set to launch Sept. 23 from Florida. Here's what to know about NASA's ...

The Interstellar Mapping and Acceleration Probe (IMAP) is being launched later this month to study the outer reaches of the ...

Two instruments developed by Southwest Research Institute (SwRI) are integrated into a National Oceanic and Atmospheric Administration (NOAA) satellite set to launch into space as a rideshare on a ...

A space instrument built by the University of Colorado Boulder will launch aboard a NASA spacecraft on Sept. 23 to detect and ...

A Harvard astronomer is suggesting that an interstellar object nearing Earth could be an engineered object — rather than a natural one — after making similar claims in in 2023 and 2017. "The ...

NASA’s Interstellar Mapping and Acceleration Probe (IMAP) completed its Flight Readiness Review on Sept. 18, which certifies its readiness to initiate final launch preparation activities. IMAP is ...