Parking Lot Update

Until further notice, weekday visitors must pay using ParkMobile (Zone Code 4468) or the Pay Station near our iguana. For more info, go to our Plan A Visit page.

MAH | Skywatching: Pluto

Where is Pluto in our sky? How was Pluto discovered? Why did it get booted from the planet club? We’ll hitch a virtual ride on NASA’s New Horizons spacecraft to Read more...

MAH | Skywatching: Black holes

Black holes aren’t just in science fiction. These mysterious objects really exist—including in our own Milky Way galaxy. We’ll learn what a black hole is, where they lurk in our Read more...