Imagine walking on Hera's asteroid
September NASA's DART mission returned images of the boulder-strewn Dimorphos moonlet just before impacting it, in an audacious and ultimately successful attempt to shift its orbit around its parent asteroid Didymos. Following on from DART, Hera will carry with it a pair of shoebox-sized 'CubeSats' that conclude their own observations by landing on Dimorphos. Team members have been using D