So you'll be able to watch all the slow-moving guidance camera footage you want, in higher resolutions than ever before. (Video via NASA)

Seriously, though, NASA has a huge existing library of high-def content and is remastering historical footage so it looks better on today's big screens. If there's a problem, it's that UHD hasn't really taken off yet. (Video via NASA)

There's plenty of industry push for room-filling slabs of TV, but cable and satellite companies have been slow to roll out UHD content to take full advantage of them. (Video via Samsung)

Instead, most of the UHD progress has been on the Internet and a new wave of connected devices.

Certain smartphones will shoot and display UHD content. (Video via Motorola)