Podcasts

What can you see in the December sky? Beautiful pairings of Venus, Saturn and Mars with the crescent Moon throughout the month, at sunrise and sunset.

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Every year, intrepid Antarctica explorers hunt for space rocks that have fallen to Earth.

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What's in a name? Whether you call it a planet or an asteroid, missions that explore small worlds are always exciting.

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Could Mars ever have supported life?

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See how the odd orbits Neptune's inner moons Naiad and Thalassa enable them to avoid each other, as they race around the planet. Researchers call it a "dance of avoidance."

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Asteroids, ho! Pioneering space miners dream of Psyche, the largest metal asteroid in the solar system.

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Why are missions like OSIRIS-REx bringing pieces of an asteroid back home?

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Highlights of the November sky include how to watch as Mercury transits the Sun.

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Unlike the dinosaurs, we have a space program. There are many ways we could steer an asteroid off its path towards Earth.

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If a big asteroid is heading our way, how does NASA prepare for the oncoming disaster?

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