Europe’s rare solar eclipse

What's happened

A total solar eclipse has crossed parts of Spain, Iceland and Greenland while the UK and Ireland have seen a deep partial eclipse — the most extensive visible from the UK since 1999. Scientists have used airborne and balloon experiments to study the Sun's corona and the event has drawn large crowds despite patchy clouds and local viewing limits.

What's behind the headline?

What this eclipse delivered

• The path of totality crossed northern Spain, Iceland and parts of Greenland and Portugal, producing full obscuration for observers on that ribbon while much of western Europe, the UK and Ireland saw a deep partial eclipse.
• Scientists have used the event to study the Sun's corona. Agencies including NASA have flown instruments on jets and launched scientific balloons to capture corona structure and atmosphere responses that ground coronagraphs cannot fully resolve.

Why the science matters

• Totality reveals the Sun's innermost corona, allowing measurements of how energy and heat move into the solar wind. Those measurements will improve understanding of space weather that will affect satellites and power grids.
• Comparing data from this eclipse with the 2024 and 2027 campaigns will allow researchers to chart changes in coronal structure across different parts of the solar cycle.

What viewers experienced and why it varied

• Observers inside the path of totality saw full darkness and the corona for up to about two minutes; viewers outside that path, including most of the UK, saw up to about 96% coverage. Clouds and local horizon blocked views in places, especially in parts of Scotland and northern England.
• Where skies were clear, crowds gathered in cities and recommended high, west-facing vantage points. Many relied on livestreams from the Royal Observatory Greenwich and NASA when weather intervened.

What happens next

• Scientists will analyse flight and balloon datasets alongside ground observations to refine models of coronal heating and space-weather forecasting.
• For the public, the next major opportunities include the 2 August 2027 total eclipse across southern Spain, North Africa and the Middle East, and Australia’s 22 July 2028 total eclipse, which will pass directly over Sydney.

How we got here

A solar eclipse happens when the Moon passes between Earth and the Sun, casting a shadow that produces partial or total obscuration. Totality has been rare for western Europe since 1999; the 1919 eclipse famously helped test Einstein's theory and eclipses continue to offer unique views of the Sun's corona for scientific study.

Our analysis

The coverage of the eclipse has presented the same core facts with different emphases. The Guardian focused on public reaction and historical context, quoting Lisa Redfern describing the event as "a magical eeriness" and tracing eclipse science from Anaxagoras to the 1919 expeditions. The Independent stressed the scientific value, noting that the corona is only fully visible during totality and that "NASA put flying experiments onto a jet and scientific balloons" for the 2026 eclipse. BBC reporting combined practical viewing detail and crowd description, saying parts of Spain and Portugal witnessed totality while Scotland saw up to 95% obscuration and that some viewers left disappointed when cloud intervened. Al Jazeera quantified the global scale, reporting that about 15 million people stood inside the path of totality and that roughly 980 million people could see at least a partial eclipse. Local outlets such as The Scotsman provided regional timing and safety advice, warning that looking directly at the Sun risks retinal damage and recommending ISO 12312-2 certified eclipse glasses or pinhole projectors. Taken together, the sources show a consistent picture: spectacular scientific opportunity in the path of totality, widespread public interest across western Europe, and uneven viewing conditions that made livestreams and airborne observations essential complements to ground-based watching.

Go deeper

• How will the new airborne and balloon datasets change space-weather forecasting?
• Which locations recorded the longest totality and how long did it last?
• Where should UK viewers travel for totality in 2027 and 2028?

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