NASA reveals companies that will help it return to the moon
Lockheed Martin and some lesser known firms are among its selection.
NASA considers selling trips to space tourists
It's just a proposal, but it's part of a larger effort to privatize space.
NASA explores product endorsements and rocket naming rights
'We have liftoff for the Red Bull mission to Mars.'
Trump's NASA nominee is willing to study climate change... on Mars
But Earth? Not so likely.
Trump's pick for NASA's new leader sparks mixed reactions
He backs private spaceflight, but some object to his political background.