NASA TV and the agency’s home on the Internet,, will provide extensive prelaunch and launch day coverage of the Space Shuttle Atlantis mission STS-115 to the International Space Station, scheduled for a Sunday, Aug. 27 launch.

A prelaunch webcast is set for 11 a.m. EDT Saturday, Aug. 26, from NASA’s Kennedy Space Center, Fla. It will feature a mission overview hosted by Jon N. Cowart, Orbiter Project Office manager at Kennedy. Highlights will include an interview with STS-114 astronaut Steve Robinson who will discuss the STS-115 mission and astronaut training.

Live countdown coverage from NASA’s Launch Blog begins at 10:30 a.m. EDT Aug. 27. Coverage features real-time updates as countdown milestones occur, streaming video clips highlighting launch preparations and liftoff.

A panel of experts answered questions about NASA’s preparation for the STS-115 mission. Those responses are available online and in podcasts.

To access these interactive features and more, go to NASA’s Space Shuttle main page at and follow the links provided in the right column under the “Mission Information” section.

For information about STS-115 online events, contact Dennis Armstrong at: 321-867-4493.

On launch day NASA TV will begin broadcasting mission commentary at 10:30 a.m. EDT. For NASA TV streaming video, scheduling and downlink information, visit: