Where can one find information about an account market?

You can find such information about the Stock Market particularly the NYSE and Nasdaq on many trading sites. hours are mostly from 9.30am to 4pm EST. If you don't have a trading account that's OK, their about 10 free sites to register with on-line who you can sign up with and start trading right away. For a starter try Yahoo finance who will give you a easy to follow in sight into trading if you need help.