Check out this Slate article for more details on how to watch the Mercury Transit today!

For those who can’t watch it live, here are all the live streams:

• NASA will post a live stream on NASA TV and on their Facebook page. They’ll also post transit images from the Solar Dynamics Satellite as quickly as possibleon that observatory’s page as well.
• The Virtual Telescope Project
• Telescope manufacturer Celestron will be doing a live Periscope session
• Kirkwood Observatory at Indiana University–Bloomington
• The Institute of Cosmos Sciences at the University of Barcelona
• Phoebe Waterman Haas Observatory in Washington, D.C.
• The European Space Agency has a lengthy list of events around the world for the transit, too.
• Julio Vannini using a small but nice solar ‘scope in Nicaragua Added May 5
• Sky and Telescope magazine will be holding a live streamed viewing Added May 5
• The Mt. Lemmon Sky Center will add images to their Facebook page as they acquire them Added May 6
• The Hume Cronyn Observatory Added May 6
• You can try searching Google for more, of course. I’ll add more places to this list as I hear about them.