This week in science

NASA InSight’s final photo and more: Understand the world through 7 images

Originally Published: 
photo taken by NASA InSight Mars lander

All About Space Magazine/Future/Getty Images

NASA’s InSight lander sent a farewell image the week of December 15–21, as another space mission suffered a catastrophic failure.

Gerson Buss

Here are the biggest science stories of the week, told in 7 striking images