Slooh, a public online observatory, will be livestream the eclipse and comet for all to see.

Comet Pan-STARRS appeared in the D.C. sky yesterday evening.

Photo of Comet Lulin by jpstanley, used under a Creative Commons license. Click through to see the process he used to make the image. You can look up at the sky during almost any time of year and see some kind of astronomical occurrence — meteor showers, planetary conjunctions, lunar and solar eclipses, and, for those of us in D.C., the well-known sight of the twice annual moon rising in line with the monuments….