Image: Saharan dust in the wind

The Suomi NPP satellite acquired this image of a plume of Saharan dust as winds lofted it over the Atlantic Ocean on Aug. 24, 2024.

What type of excavator is most suitable for asteroids?

Digging in the ground is so commonplace on Earth that we hardly ever think of it as hard. But doing so in space is an entirely different proposition. On some larger worlds, like the moon or Mars, it would be broadly similar ...

Mini lab secures NASA ride to the moon

A miniaturized laboratory developed by The Open University (OU) with support from RAL Space will fly to the lunar South Polar region in the European Space Agency's (ESA) Prospect package in search of volatiles, including ...

Scientists discover a long-sought global electric field on Earth

Using observations from a NASA suborbital rocket, an international team of scientists, for the first time, has successfully measured a planet-wide electric field thought to be as fundamental to Earth as its gravity and magnetic ...

Ice caps on Mars offer clues to ancient climates

As a first-year master's student in the Department of Earth Sciences, Katherine Lutz became fascinated by satellite images of Mars that showed spiraling shapes swirling across the planet's polar ice caps.

X-ray telescopes could also study exoplanets, say astronomers

Exoplanets are often discovered using the transit method (more than three-quarters of those discovered have been found this way.) The same transit technique can be used to study them, often revealing details about their atmosphere.

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