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By Astronomy Cast on September 24, 2018 in
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To move around in space, you need some kind of propulsion system. And for now, that means rockets. Let’s learn the underlying science of rockets, and how they work.

By WSH team on September 21, 2018 in
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What happened to the Opportunity rover? How about 21P/Giacobini-Zinner? more at #365DaysofAstro. And lets celebrate Astronomy Cast’s 500th Episode!

By Astronomy Cast on September 17, 2018 in
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Celebration of 500 episodes of astronomy cast and what to do next

By Astronomy Cast on September 10, 2018 in
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We started out Astronomy Cast with the controversial decision to de-planet Pluto. And here we are, more than a decade later, at the brink of recording our 500th episode when another big decision is coming down from the IAU: Whose name goes on the concept that our Universe is expanding: Hubble or Lemaître?

By Astronomy Cast on August 27, 2018 in
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Let’s start the clock again, and see what happens to the smallest stars in the Universe; and what happens to the largest.

By Astronomy Cast on August 20, 2018 in
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The Search for Water on Mars and how this ties into the search for life on the Red Planet. #365DaysOfAstro

By Astronomy Cast on August 13, 2018 in
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This week we look at age of the Universe. How old is the Universe, and how do we know?

By Astronomy Cast on August 6, 2018 in
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Magnetic fields are everywhere and we’re talking about the gigantic magnetic fields that surround planets, stars, galaxies and some of the most exotic objects in the Universe.