Latest Gravitational tractor Stories

By Paul Majendie LONDON (Reuters) - No need to send Bruce Willis into space with a nuclear bomb -- the best way to deal with a killer asteroid hurtling toward Earth could be a "gravity tractor." Two NASA astronauts, gently mocking the solution offered in the Hollywood blockbuster "Armageddon," have come up with a deceptively simple plan to pull asteroids off course. Edward Lu and Stanley Love have proposed that a rocket be launched into space, effectively to act as a giant magnet....