The Phoenix Polar Mars Lander is another sond to visit Mars. It will dig into the polar ice, and research the history of ice/water, look for possible signs of past or present life, and collect other data.
It is scheduled to land later today - at 7:53 PM Pacific time. It is 8 hours and 35 minutes from the time I am writing this post. There will be live web TV coverage at
NASA - NASA TV starting at 3:30 PM Pacific time
The main page of the Phoenix project with the count down and other info is here:
NASA - Phoenix229834main_montage-226.jpg