Today, Discovery reached for the stars for the last time in history. The launch almost got canceled because of a last-minute computer display problem, but the engineers saved the day a couple of seconds before the launch window deadline. Here's the video of the launch.

It was a thrilling moment. I just can't imagine the emotions of the people at NASA, from the Commander to the last NASA employee and contractor. At the end-after many delays-it worked out perfectly: Discovery fired up its engines and reached orbit on mission STS-133 to the International Space Station. There, the crew will add the Permanent Multipurpose Module Leonardo, Robonaut and the third of four logistic carriers.

Read more on Gizmodo: This Is the Last Launch of the Space Shuttle Discovery