Wooohoo!!! Another Falcon 9 launch!!! The satellite will search for new exoplanets. Falcon booster has successfully landed on SpaceX barge.
Launch description:
NASA's Transiting Exoplanet Survey Satellite (TESS) mission has successfully lifted off on a SpaceX Falcon 9 rocket at 22:51 UTC, April 18th 2018. The Falcon 9 lifted off from Cape Canaveral's SLC-40 launchpad, TESS will search for exoplanets outside of our solar system that may support lift, like Earth.
TESS Satellite: https://en.wikipedia.org/wiki/Transiting_Exoplanet_Survey_Satellite
Source: Space Videos