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By Astronomy Cast on March 18, 2019 in
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The Deep Space Network. Today we’re going to talk about how this system works and how it communicates with all the spacecraft out there in the Solar System

By Astronomy Cast on March 11, 2019 in
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The movement of the planets didn’t really match any theory; not until Johannes Kepler came along with his ellipses, and everything finally worked. #365DaysOfAstro @astronomyCast

By Astronomy Cast on March 4, 2019 in
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In last week’s episode we talked about the things that change here in our own solar system. Now we’ll talk about everything else in the Milky Way and beyond.

By Astronomy Cast on February 25, 2019 in
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Astronomers have found that sometimes the Universe changes. Things move, things explode, things get brighter or dimmer. In fact, knowing this has helped astronomers discover some very important aspects of the Universe. Today we begin a two part series on Transients and their role in astronomy.

By Astronomy Cast on February 18, 2019 in
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The day when the Universe tried to Declare War. #365daysOfAstro @astronomyCast

By Astronomy Cast on February 11, 2019 in
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Fritz Zwicky discovered dark matter, gravitational lensing, supernovae and neutron stars. And he also worked on a few more controversial ideas like, uh, tired light. Let’s learn more about Zwicky.

By Astronomy Cast on February 4, 2019 in
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What are polar vertices, how do they form, and where else to we find them in the Solar System?

By Astronomy Cast on January 28, 2019 in
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When astronauts go to the outer space, what are the various kinds of radiation they’ll encounter? Is there anything we’ll be able to do about it? #365daysofastro