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Podcast: Travelers In The Night
Episode: 121E-133-2 Close Approaches
Description: Slightly more than a day apart, my NASA funded Catalina Sky Survey teammates Richard Kowalski and Carson Fuls found two small asteroids. Both of them can travel to much closer than the distance to our Moon from planet Earth. It is possible that either of these tiny asteroids could enter the Earth's atmosphere in the distant future and release the energy of a small nuclear weapon. We might expect such an event every 27 years or so. There are likely to be several million space rocks of this size which come close to planet Earth. We now know more about two...