Set to track sea levels across more than 90% of Earth’s ocean, the mission must first get into orbit. Here’s what to expect.

NASA takes the lead in this high-stakes ocean-monitoring mission. A full launch coverage of on ocean-monitoring mission will ...

A joint U.S.-European satellite to monitor oceans around the world could travel into orbit Sunday night from Vandenberg Space ...

Set to launch no earlier than Nov. 16, Sentinel-6B will continue the data record now being collected by its twin satellite ...

B, a next-generation ocean-monitoring satellite developed in partnership with SpaceX and international agencies. The mission ...

NASA will provide live coverage of prelaunch and launch activities for Sentinel-6B, an international mission delivering ...

International competition is heating up and new relationships are emerging, while others are at risk of fraying. As one ...

ESA said in a statement that the Artemis 4 Orion service module would begin its journey across the Atlantic Ocean "in a few ...

At least one space launch has been put on hold, as satellite operators and rocket companies manage the effects of the current ...

The Sentinel-6B is an identical twin of Sentinel-6 Michael Freilich, which launched aboard a Falcon 9 in 2020.

One of the most challenging decisions parents have to make when their child reaches school age is where their child will ...

Scientists said the sun erupted Tuesday morning, unleashing a strong X5.1-class flare in an intense outburst, causing ...