Heard the Sonic booms loud and clear this morning. With this mission complete, there's only one flight left for each of the three orbiters.
From the NASA website:
Space shuttle Discovery has landed at Kennedy Space Center after 238 orbits around Earth and a journey of 6,232,235 miles.
Discovery’s main gear touched down at 9:08:35 a.m. EDT, followed by the nose gear at 9:08:47 a.m. and wheel stop at 9:09:33 a.m.
STS-131 was the 131st space shuttle mission, the 38th for Discovery and the 33rd shuttle mission to the International Space Station. It was the second flight of 2010. It is Discovery’s penultimate mission; its last flight is STS-133, targeted for Sept. 16.
Tuesday, April 20, 2010, 9:08 a.m. EDT
Kennedy Space Center, Florida
Mission Elapsed Time:
15 days, 2 hours, 47 minutes, 10 seconds
Official Landing Times
Main gear touchdown: 9:08:35 a.m. EDT
Nose gear touchdown: 9:08:47 a.m. EDT
Wheels stop: 9:09:33 a.m. EDT
Total miles: more than 6.2 million