* Astronomy

Twenty-five years of comet science, satellite communications for air traffic management, and robotic operations controlled from orbit... Read about these and other stories in the Bulletin with our visualiser tool.
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This month's Bulletin cover shows a Soyuz launcher at Europe's Spaceport at Kourou, French Guiana. The launch site was declared ready for its first Soyuz flight and, after a simulated launch campaign, an official ceremony took place in May to mark ESA's transfer of the site to Arianespace.

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