NASA's Tug Boats Push On

NASA’s PB-1 & PB-2 push barges sit alongside the massive space shuttle main fuel tank barge in NASA’s turn basin. Photo Credit: Blue Sawtooth Studio / Julian Leek

Another part of space history┬áhas left┬áNASA’s Kennedy Space Center (KSC). The two nineteen-foot push barges, PB-1 & PB-2, that have been used for three decades to […]