After two years of science, the European Space Agency’s Rosetta mission ended today in a gentle crash-landing. But if you haven’t been tracking this spacecraft’s movements as obsessively as we have, you might be wracking your brain this morning trying to remember what the Rosetta mission was.
It’s okay—we’re here to help. To start, you should watch this adorable new send-off movie just released by the ESA, which gives you a sense of tone the mission team has tried to cultivate throughout Rosetta’s journey. (Cutesy and anthropomorphizing? Unabashedly so. Space is still innocent.)
You can follow it up with some of our extensive coverage—links below.