Sizing up the Kuiper belt

By Bethany Brookshire, 17:07 PM January 17, 2014

In the wee hours of May 4, 2013, small groups of people from northern California to the southern end of Nevada gathered around 14 telescopes. Some were high school students, some were amateur astronomers and some were just interested in space. All shared the same goal: to carefully watch one particular star — and record if and when it briefly disappeared.

These stargazers were recruited by RECON, the Research and Education Cooperative Occultation Network. RECON has been focusing its attentions...

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