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Several images of the Chandra X-ray observatory in the shuttle bay prior to launch.

Saturn’s largest moon holds vast oceans, organic chemistry.

Let’s talk about science! Watch the fifth episode of our #EZScience​ series to learn how NASA uses balloon science to better understand our planet and universe.

Let’s talk about science! Watch the first episode of our #EZScience​ series to learn about the Apollo program that sent humans to the Moon, what we learned from our first Moon landings and what’s next for lunar exploration.

This November, we celebrate 20 years of continuous human presence on the International Space Station — an incredible example of international cooperation.

Let’s talk about science! In the latest episode of #EZScience​, learn about the upcoming launch of Perseverance. Dr. E and Dr. Z talk about the technological advancements of the newest Mars rover (and helicopter!). The premiere of this episode is part of the National Air and Space Museum’s Mars Day program.

Let’s talk about science! In the latest episode of #EZScience​, learn about the science behind NASA’s Perseverance rover that is targeted to launch to the Red Planet on July 30.

Let’s talk about science! Watch the sixth episode of our #EZScience​ series to learn about the 30th anniversary of NASA’s Hubble Space Telescope. As the first major optical telescope to be placed in space, Hubble has changed our fundamental understanding of the universe.