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To celebrate the 50th anniversary of the first Moon landing, AirSpace examines what we knew then, what we know now, and what mysteries of lunar science still remain.

Recent research conducted by the Lunar Reconnaisance Orbiter (LRO) team indicates that moonquakes on our Moon were caused by active lunar faults -- meaning that the Moon is currently tectonically active and that the moonquakes are a result of the shrinking Moon. 

Scientists believe our planet has a metallic inner core, but we can’t exactly crack it open and check. Instead, NASA is sending a mission to an asteroid named Psyche, which appears to be a nickel-iron planetary core a lot like the one at the center of the Earth.

Explore how a flight with the Hurricane Hunters, an experience in a 100 mph wind tunnel, and a trip to film with ABC News Chief Meteorologist Ginger Zee is shaped into an episode of our webcast series, STEM in 30.

Welcome to SEASON 2 of AirSpace! We’re back with more stories that defy gravity, and in this exciting episode, we’ll hear about one man’s terrifying ordeal trying to get back down to the ground.

Have you heard? NASA’s InSight lander is set to touchdown on Mars next Monday, November 26. So, grab your popcorn and leftover turkey and get ready to witness the latest Martian robot land on the Red Planet.

In celebration of Hispanic Heritage Month, museum Explainer Karina demonstrates the effects of gravity on our bodies in space.

Wildfire season is getting longer, according to the US Forest Service, making firefighting a bigger, more vital operation each year. In this episode, Emily, Matt, and Nick take a look at how the pros fight wildfires with everything from large water-carrying airtankers and helicopters to daring smokejumpers who parachute into the blaze equipped with axes, shovels, and chainsaws. 

Teacher in Space Christa McAuliffe’s lesson plans fly in space 32 years later. 

Scientists have been looking for creative solutions to clean up space junk. One proposal from NASA’s Jet Propulsion Laboratory looks to nature for inspiration: the gecko.