by David J. Eicher
One part of one of the four display areas shows the immensity of this event, which drew 100,000 people, USA Science & Engineering Festival, Washington, D.C., April 27, 2014.
Our community is FREE to join. To participate you must either login or register for an account.
Receive news, sky-event information, observing tips, and
more from Astronomy's weekly email newsletter.