PHOTOS: NASA’s Giant Crawler Goes for a Test Drive, Continues Upgrades for SLS

Crawler-transporter 2 (CT-2) enters the Vehicle Assembly Building at NASA’s Kennedy Space Center in Florida on Jan. 31, 2014. Visible are the new roller bearing assemblies that were installed on one side of the crawler. GSDO recently completed a roller bearing assembly test on CT-2.Photo Credit: NASA/Kim Shiflett

It will be several years before [...]