NOAA's GOES-U arrives in Florida for processing ahead of launch

The Geostationary Operational Environmental Satellite U (GOES-U), the fourth and final weather-observing and environmental monitoring satellite in NOAA's GOES-R Series, is now in Florida. The satellite landed on Tuesday, ...

Image: Micro-world within an atomic clock

What looks like an aerial shot of an alien landscape is actually a scanning electron microscope view of a test glass surface, acquired as part of a project to improve the lifetime of spaceborne atomic clocks, found at the ...

Proba-3 satellite: Seeing in the dark

One of the precision formation flying Proba-3 satellites as seen from the other during ground testing. The pair will fly in orbit relative to one another down to millimeter scale precision, but in order to do this must keep ...

How an earthquake becomes a tsunami

The movement between continental and oceanic plates at the bottom of the sea, so-called megathrust earthquakes, generates the strongest tremors and the most dangerous tsunamis. How and when they occur, however, has been poorly ...

Telling time on the moon

A new era of lunar exploration is on the rise, with dozens of moon missions planned for the coming decade. Europe is in the forefront here, contributing to building the Gateway lunar station and the Orion spacecraft—set ...

Signals from the ionosphere could improve tsunami forecasts

New research from the University of Washington shows that signals from the upper atmosphere could improve tsunami forecasting, and someday, help track ash plumes and other impacts after a volcanic eruption.

page 1 from 24