What and where is Life? (156)

The discovery of a planet beyond our solar system was rewarded with a share of the 2019 Nobel Physics Prize. Thousands more exoplanets have since been discovered but is there life out there? Rocket propulsion Scientist Dr Rachel Brachman and astro-chemist Dr Michael Malaska join Dr Karl to scope how and where to start looking for signs of life beyond Earth.  https://solarsystem.nasa.gov/scientist-for-a-day/home/ https://eyes.nasa.gov/ https://projectpanoptes.org/ @WATSONpstar