Drawing beautiful shapes in #space: The evolution of @ESA_Integral's orbit since launch on 17 Oct 2002 #OTDVideo ➡️ https://t.co/oPtC4U5PGE pic.twitter.com/cL8Ia366s3 — ESA Science (@esascience) October 17, 2017

When space meets health. 24-hour #Space2Health hackathon organised together with @merckgrouphttps://t.co/xJkfR7hqfm pic.twitter.com/Tn5iDlmCwq — ESA (@esa) October 17, 2017

Celebrating @ESA_Integral's 15 years in space! Explore instruments, milestones & #science highlights in infographic: https://t.co/LLENOCZYrk pic.twitter.com/Bkn75ZBJJH — ESA Science (@esascience) October 17, 2017

Webcam on #Mars Express provides global survey of unusual high-altitude clouds: https://t.co/SSTvzvRAIY #space #science @esamarswebcam pic.twitter.com/jx0v90gmYq — ESA Science (@esascience) October 17, 2017

? On 13 October, just before the launch of #Sentinel5P, #Ireland signed up to the @CopernicusEU #Sentinel Agreement: https://t.co/kI1CdiZBhx pic.twitter.com/1io7XQ1eCc — ESA EarthObservation (@ESA_EO) October 17, 2017

After a 30-minute spin inside the Human Research Facility-2's refrigerated centrifuge, my blood serum samples are ready! #VITAmission pic.twitter.com/hpgHPPe4YD — Paolo Nespoli (@astro_paolo) October 17, 2017

Curious about #GravitationalWaves? Watch yesterday's Q&A with ao former @esaACT Anna Heffernan & @esa_lpf Peter Wass https://t.co/j0vcoG70ME — ESA Science (@esascience) October 17, 2017

#Sentinel3 saw the temperature at top of #HurricaneOphelia on 15 October as the storm approached #Ireland & the #UK. https://t.co/V5GyYUopNO pic.twitter.com/eFxfIAd4qC — ESA EarthObservation (@ESA_EO) October 17, 2017

ESA role in Europe's first all-electric #telecom satellitehttps://t.co/QCIQi71TjI pic.twitter.com/Pri5JRbJE0 — ESA (@esa) October 17, 2017

#OTD 17 Oct 2002, #15 yrs ago, launch of #ESA's #Integral gamma-ray observatory from Baikonur, still operating today https://t.co/UPVukTYFll pic.twitter.com/yhD2fLj26w — ESA space history (@ESA_History) October 17, 2017