maybe not?
spaceflightnow.com
1731 GMT (12:31 p.m. EST)
The shuttle is about 5,000 miles from the runway now.
1730 GMT (12:30 p.m. EST)
ENTRY INTERFACE. Discovery’s thermal protection system is feeling heat beginning to build as the orbiter enters the top fringes of the atmosphere — a period known as entry interface.
The shuttle is flying at Mach 25 with its nose elevated 40 degrees, wings level, at an altitude of 400,000 feet over the northern Pacific Ocean.
Touchdown remains set for 1:01 p.m. EST in Florida.