ESTEC, ESRIN and ESAC: they have never been this close before. These three establishments are ready to open their doors to the public during the annual ESA Open Days. The first one will be held in ESRIN on 29 September, followed by ESTEC on 7 and 8 October. Finally, ESAC will welcome space enthusiasts on 21 October.

A full programme of activities has been planned for the Open Days. These includes: tours, hands-on laboratories for children and get-togethers with science communicators, ESA astronauts and experts.

Visitors will have the opportunity to admire spacecraft and rocket models, explore ESA's cutting-edge laboratories and enjoy fantastic experiences. The ESA Careers Office and its experts will also be present to provide information regarding science and research careers, to inspire the next generation of scientists, engineers, and astronauts.

See below for more information about the programme for each establishment.