This week on Break It Down: feast your eyes on the stunning first images from the world’s largest digital camera, capturing millions of galaxies and thousands of new asteroids. Why killer whales are rubbing each other luxuriously with seaweed, the world’s oldest rocks aren’t that much younger than the planet, mice born from two dads prove they’re fertile, a French woman becomes the only known person in the world with a new kind of blood type, and we celebrate 50 years of the European Space Agency with a special interview with astronaut Luca Parmitano. So, sit back, relax, and let’s Break It Down… Links: World’s largest digital camera Vera C Rubin images of space Be the first to spot a galaxy Orcas allokelping World’s oldest rocks Mice with two dads Brand new blood type Can we make blood? 50 years of ESA Brain uploads Bonus episode of We Have Questions Dolphins help a lost whale