Apophis

  • You Don’t Need to Duck

    FAS Astronomers Blog, Volume 32, Number 3. Just recently, the folks at Live Science published a few articles about the risk of a dangerous asteroid hitting the Earth (see below). Is it time for us to start worrying? Have you heard of NEOs, PHAs, and PHOs? Well, these are Near-Earth Objects (NEOs), Potentially Hazardous Asteroids…