Curiosity is on its way to Mars. But how do you fly a spaceship at 73,000 mph toward a moving target millions of miles away? It’s no pleasure cruise.
The next Mars rover is bigger, badder and armed with a laser. Follow along with a first-hand account of the launch of Mars Curiosity, and find out why will.i.am from the Black Eyed Peas was hanging out with space geeks.