
What Are Your Options When youâve Only Got Hours or Days to Prevent an Asteroid Impact? OCTOBER 19, 2021Â BYÂ EVAN GOUGH Imagine a scenario where we detect an asteroid heading straight for Earth. Imagine that it will arrive in a couple of days, or worse, only a few hours. What could be done to stop it? It might be possible to protect ourselves and the planet on such short notice. But weâd have to test and build the right infrastructure to do it. When it comes to asteroids, humanity is engaged in a process of discovery. We send spacecraft out to […]