Donald Trump: “Did I say that? I can't believe I said that.”

They knocked out – they built a little bit of an anti-aircraft device and we knocked it out in about 15 minutes, maybe five.

Within the next two years, NASA will launch the first-ever nuclear-powered spacecraft to Mars.

We're going to be paving the way for astronauts to plant the Stars and Stripes on the red planet.

Very good politically and he’s a very good man. He’ll do a great job. Great manager.