Image: Instant space selfies

How many times have you taken a selfie and posted it instantly to your favourite social media channel? The Mercury Transfer Module of the BepiColombo spacecraft, currently en route to Mercury, is equipped with three 'selfie-cams' ...

Mapping our global human footprint

The number of people flocking to cities in search of employment and better prospects is growing at an unprecedented rate. By 2050, the global population is estimated to reach nine billion, 70% of which will be living in urban ...

Three dark fields for Euclid's deep survey

Scientists in the Euclid Consortium have selected three extremely dark patches of the sky that will be the subject of the mission's deepest observations, aiming at exploring faint and rare objects in the Universe. The position ...

How satellites can improve the health of city dwellers

Most people get a health boost from exercise. But for those with heart disease or a lung condition such as asthma, exercising during periods of high urban air pollution can exacerbate rather than improve their condition.

Hubble survey captures iconic spiral galaxy NGC 2903

The iconic appearance of a spiral galaxy is exemplified here in the form of the stunning NGC 2903, imaged by the NASA/ESA Hubble Space Telescope. It shows off whirling, pinwheeling arms with scatterings of sparkling stars, ...

Rockets, evaporating droplets and X-raying metals

Years of preparation, and the finale is over in six minutes. This month a sounding rocket will launch two ESA experiments to an altitude of 260 km to provide six minutes of weightlessness as they free-fall back to Earth.

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