WATCH LIVE: NASA successfully launches its newest space telescope

The tour-bus-sized telescope aims to unravel cosmic mysteries and identify more than 100,000 planets beyond our solar system.

<img src='https://npr.brightspotcdn.com/dims3/default/strip/false/crop/1920x1222+0+0/resize/1920x1222!/?url=http%3A%2F%2Fnpr-brightspot.s3.amazonaws.com%2F3c%2F9a%2Fcb526b804616838739211e49a965%2Fnhq202608290004-large.jpg' alt='NASA's Nancy Grace Roman Space Telescope, perched atop a SpaceX Falcon Heavy rocket, is seen at sunrise at Kennedy Space Center in Florida.'/><p>The tour-bus-sized telescope aims to unravel cosmic mysteries and identify more than 100,000 planets beyond our solar system.</p><p>(Image credit: Joel Kowsky)</p><img src='https://media.npr.org/include/images/tracking/npr-rss-pixel.png?story=nx-s1-5948814' />