As @CassiniSaturn spacecraft dives deeper into its final months at Saturn, we’ve selected some memorable pics. Look: https://t.co/1dGFOoNIMg pic.twitter.com/BtIU9BSUJb — NASA (@NASA) December 30, 2016

Let's take a last look back at the highlights of 2016 https://t.co/od6G5WxvuP — ESA (@esa) December 30, 2016

An island like no other: butterfly wings of #Guadeloupe. Even from 400 km above I am reminded of the great times I had there. #FridayIsland pic.twitter.com/MixRiRMoxX — Thomas Pesquet (@Thom_astro) […]

@RomainCousin vous avez raison — ESA (@esa) December 30, 2016

Kick off a New Year with our #January #Uprint calendar https://t.co/SYWN0W6np3 pic.twitter.com/lEmSbaVWJi — ESA (@esa) December 30, 2016

Not every day do you see all the #Alps in one glance. Well, except on the @Space_Station, of course 😉 https://t.co/SBifmQyJiR #Proxima pic.twitter.com/Kc82RSTn6E — Thomas Pesquet (@Thom_astro) December 30, 2016

#ICYMI #MannequinChallenge @Space_Station ! https://t.co/VQ6cRDCirM — ESA (@esa) December 30, 2016

European Space Agency's Busy 2016 Benefits All Humanity | Highlight Video https://t.co/ZNCUZyEYWq pic.twitter.com/TArAif2m89 — SPACE.com (@SPACEdotcom) December 29, 2016

We got the whole crew together and took the #MannequinChallenge to new heights #Proxima pic.twitter.com/vlOglQ3lEh — Thomas Pesquet (@Thom_astro) December 29, 2016

Director general of @esa is giving great talk at #33c3 https://t.co/Eh2J1rMSgZ — Jon Knight (@GreenJimll) December 29, 2016