A city-killer sized asteroid’s close encounter with Earth could provide us with new data - but what are the odds it actually hits us? Plus, on This Day in History, how long did the first transcontinental flight of the US take? We’ll have the answer and tell who and how he did it.
Could 'God of Chaos' asteroid hit Earth in 2029? | WFRV (wearegreenbay.com)
On the Sensitivity of Apophis's 2029 Earth Approach to Small Asteroid Impacts - IOPscience
Sept. 17, 1911: First Transcontinental Flight Takes Weeks | WIRED
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