Alan Stern

Alan Stern
Sol Alan Sternis an American engineer and planetary scientist. He is the principal investigator of the New Horizons mission to Pluto and the Chief Scientist at Moon Express...
collapse happen matter models
Some models say the collapse can be very sudden. It can happen in a matter of months.
belt looking multiple objects percent satellite
Around 20 percent of Kuiper Belt objects have a moon. We think a lot of astronomers are going to be looking now for multiple satellite systems.
built environment fly good job learn
It's now our job to be good stewards of the spacecraft. and to learn to fly it in the real environment that it was built for.
crude earth finally
Out Earth-based observations are still too crude to tell us much about what we'll see when we finally get there. We still don't know what we don't know about Pluto.
call everest mission planetary
I like to call this mission the Everest of planetary exploration. It's really fantastic.
account belt bodies means modeling planetary pluto result scientists
Our result suggests other bodies in the Kuiper Belt may have more than one moon. It also means planetary scientists will have to take these new moons into account when modeling the formation of the Pluto system.
perseverance project represents
I will say that this has been our project mascot for a long time, this little ground-down pencil. And it represents perseverance to get this project under way, to get it built, to get it launched and now to get it to Pluto.
hopes order plans policies protect taken
These policies represented the hopes and the plans of those that were murdered in the Holocaust. They had taken out policies in order to protect their families.
atmosphere five knows people snow
Some people think its 20 years off and some people think its five years off. No one really knows when Pluto's atmosphere will snow out and collapse.
course describing god halloween named pluto strictly underworld
It's ... strictly coincidental that Pluto of course was named for the god of the underworld and we're describing these Halloween moons.
chapter pluto
This is a whole new chapter in the Pluto story.
backup days hill launching mean power three
I ... was not comfortable with launching without backup power. I've been working on this for 17 years ... Two or three days doesn't mean a hill of beans.
ashes pluto
Some of Clyde's ashes are on their way to Pluto today.
data great including mapping operated pocket
SWUIS operated flawlessly, ... We think we've got some great data in our pocket including some spectacular data on the mapping of the moon.