Future-proofing ice measurements from space

With diminishing ice one of the biggest casualties of our warming world, it's imperative that accurate measurements continue to be made for scientific research and climate policy, as well as for practical applications such ...

Looking back at the 2022 eruption that shook the world

One year ago, the Hunga Tonga-Hunga Ha'apai volcano erupted, causing widespread destruction to the Pacific Island Nation of Tonga, spewing volcanic material up to 58 km into the atmosphere. It brought a nearly 15 m tsunami ...

James Webb Space Telescope confirms its first exoplanet

Researchers have confirmed the presence of an exoplanet, a planet that orbits another star, using the NASA/ESA/CSA James Webb Space Telescope for the first time. Formally classified as LHS 475 b, the planet is almost exactly ...

How the Hera asteroid mission will phone home

This is the antenna that will transmit back the first close-up images of the distant Dimorphos asteroid since its orbit was shifted by a collision with NASA's DART spacecraft.

Webb captures luminous, face-on spiral galaxy NGC 7469

Webb's picture of the month for December is dominated by NGC 7469, a luminous, face-on spiral galaxy approximately 90,000 light-years in diameter that lies roughly 220 million light-years from Earth in the constellation Pegasus.

Image: Snowy Alps from Copernicus satellite

Snow cover is a vital source of water for industry, agriculture and human consumption. Records show that last winter's snow cover in the Alps was less than it has been since 2001. This Copernicus Sentinel-3 image captured ...

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