Metallic waves on ancient Mars
The European Space Agency’s Mars Express has spotted a swathe of metallic-looking waves filling Mars’s large Kaiser Crater – an ancient and otherworldly dune field sculpted by wind.
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Why we need Solar Orbiter
While it is undoubtedly a great achievement to operate so close to the Sun, the question remains, why do something so risky with a €1.5 billion euro spacecraft when you can take images of the Sun from Earth? The answer, of course, is science.
Webb captures commotion from nebula’s stellar jets
NASA/ESA/CSA James Webb Space Telescope has unveiled numerous stars formerly hidden by clouds of dust in a stellar nursery known as NGC 7129 – a cauldron of cosmic creation, 3300 light-years from Earth.
Happy New Year on Mars
30 September 2026 marks the start of a new year on Mars. At exactly 10:16 CEST/08:16 UTC on Earth, the Red Planet begins a new orbit around our Sun.
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Seas of the Sun: The story of Cluster poster
Seas of the Sun: The story of Cluster poster
The foreshock in Earth’s magnetic environment
The foreshock in Earth’s magnetic environment
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The science of space weather
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Cluster science highlights
Despite a nominal lifetime of two years, ESA’s Cluster is now entering its third decade in space. This unique four-spacecraft mission has been revealing the secrets of Earth’s magnetic environment since 2000 and, with 20 years of observations under its belt, is still enabling new discoveries as it explores our planet’s relationship with the Sun.
