Last month we challenged you to come up with an idea for an experiment that an astronaut can carry out in space, for the chance to watch NASA astronauts conduct it aboard the International Space Station live on YouTube next year. We know the many registered teams out there are busy preparing their experiments for YouTube Space Lab, so we’re extending the deadline by a week to December 14, 2011 to help get your entry just right.

Here’s YouTube Space Lab Judge, Professor Stephen Hawking, to inspire you to join if you haven’t registered already:



Be sure to read the How to Enter guide on our YouTube channel to learn what you need to do to submit your entry. You can also read about the amazing prizes for the regional and global winners, ranging from ZERO-G flights to an authentic astronaut training experience in Russia.

And if you just want to watch cool space videos? We're regularly adding playlists on the channel from What is space?, to Early Pioneers, and the US vs USSR. There's more to come so make sure you subscribe to the channel to keep up with the latest.

Be sure to read the updated official rules and blast off to YouTube Space Lab today!

Zahaan Bharmal, YouTube Space Lab lead, recently watched "Mars Science Laboratory Lifts Off for Red Planet."