In the future, scientists want to be able to send spacecraft to study asteroids such as the one that will approach the Earth on Friday. A concept for these landers may look familiar to anyone who grew up in the 1970s.
Egg-shaped and weighted at the bottom, the landers – prototype designs for a possible future NASA mission – look like roly-poly Weebles, which wobble, as the old jingle goes, but don’t fall down.
The craft are still only computer simulations, a decade away from being ready to launch, but their simple design overcomes some of the biggest challenges in exploring asteroids’ alien landscapes.
Read the rest of this post at http://lightyears.blogs.cnn.com/2013/02/14/how-to-land-on-an-asteroid/