Europa, Jupiter’s icy moon, will block the star for skywatchers

Later this month, skywatchers in Africa can watch a star disappear from view because of a quirk of celestial preparations.

The mission of the European Area Company (ESA) Gaia, which was launched in 2013, has been a powerhouse of observational astronomy, having a big impact on the best way scientists research the sky. Of map the galaxy in gorgeous element for discover a star cluster which was hidden by glare in different telescopes, the spacecraft’s ultra-sensitive devices proved invaluable in finding out the Milky Manner.

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