Dr. Nick Siegler
- Jul 4 2016 (27:23)Larry King Now
Larry King visits NASA's Jet Propulsion Laboratory
- Jul 4 2016 (01:02)Larry King Now
What is NASA's famed Jupiter mission 'Juno?'
- Jul 4 2016 (01:45)Larry King Now
Studying Jupiter could unlock secrets of Earth's formation
- Jul 4 2016 (01:38)Larry King Now
When will we know if life on Mars exists?
- Jul 4 2016 (00:54)Larry King Now
Are we alone in the universe? NASA official weighs in
