1. TIME magazine “50 Best sites on the Internet 2009” http://www.worldwidetelescope.org/

2. “Why is one polar ice cap on Mars bigger than the other?” – Clarke Middle School 6 th Grader

12. “alpha” Faceted Topic Search in ADS (courtesy of Michael Kurtz & Alberto Accomazzi)

13. list of objects with links to WWT browser (thanks to ADS team & Jonathan Fay)

14. And now we got to NGC 7023 by using the literature as a filter.

15. Seamlessness through... flickr + astrometry.net + WWT !? Seamlessness through... flickr + astrometry.net + WWT !?