Europe has launched a spacecraft to test one of Einstein's most complex theories

The European Space Agency has launched Pathfinder LISA on a mission to test Albert Einstein’s theory of relativity.

The space agency hopes the mission will unlock the secrets of gravity and set the pace for future space exploration.

Produced by Lamar Salter

Follow BI Video: On Facebook

Business Insider Emails & Alerts

Site highlights each day to your inbox.

Follow Business Insider Australia on Facebook, Twitter, LinkedIn, and Instagram.