The 9 coolest technologies that startups are pitching to NASA right now

The Starburst Accelerator Global Summit, happening Thursday, gives 10 inventors a chance to pitch their ideas in front of agencies like NASA, venture capitalists, and aerospace companies, including Boeing and Lockheed Martin.

And, even more excitingly, it offers us a first glimpse at the best ideas coming down the pike in aviation, space travel, and related fields.

These aren't just pie-in-the-sky proposals. Each one, selected in partnership with President Obama's Global Entrepreneurship Summit, is a detailed plan to change the way a corner of our world works.

Some of them still look straight out of sci-fi movies, though - take a look.