The NASA All-sky Fireball Network is a network of cameras set up by the NASA Meteoroid Environment Office (MEO) with the goal of observing meteors brighter than the planet Venus, which are called fireballs. The collected data will be used by the MEO in constructing models of the meteoroid environment, which are important to spacecraft designers. Read more
Every day about 100 tons of meteoroids -- fragments of dust and gravel and sometimes even big rocks - enter the Earth's atmosphere. Stand out under the stars for more than a half an hour on a clear night and you'll likely see a few of the meteors produced by the onslaught. But where does all this stuff come from? Surprisingly, the answer is not well known. Now NASA is deploying a network of smart cameras across the United States to answer the question, What's Hitting Earth? Read more