by Chris Lefkow WASHINGTON, United States (AFP) — In the 1998 Hollywood blockbuster “Armageddon,” Bruce Willis and Ben Affleck race to save the Earth from being pulverized by an asteroid. While the Earth faces no such immediate danger, NASA plans to crash a spacecraft traveling at a speed of 15,000 miles per hour (24,000 kph) into an asteroid next year in a test of “planetary defense.” The Double Asteroid Redirection Test (DART) is to determine […]