Atlantis Departure Date Depends on Computer Test

Russian flight controllers will fire thrusters today to test the operation of the navigation computers that went offline last week. If the flight controllers and mission managers like what they see, space shuttle Atlantis and the STS-117 crew will undock from the International Space Station and begin the journey home on Tuesday. The test is set for 10:28 a.m. EDT. More

(Source: NASA - Jun 18)