NASA won't name the Shuttle picked to move to Texas

The NASA acting Administrator has picked a Space Shuttle to move to Houston, and the lucky vehicle is... NASA's not telling.

"We have no public statement at this time," is the official word from the US space agency.

The requirement to move one of the Space Shuttles was included in US President Donald Trump's mega budget bill, which allocated $85 million for transporting the vehicle to Texas and constructing a facility to display it. The question is... which Space Shuttle?

There are three retired orbiters that have flown in space. Endeavour is at the California Science Center in Los Angeles, where it is being prepared for display in a "ready for launch" configuration. Atlantis can be viewed as if it were on-orbit, with payload bay doors open, at Kennedy Space Center. Discovery is parked up at the Smithsonian's Udvar-Hazy Center.

A fourth Shuttle ...