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Astronomy Cast

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May 10, 2021

Astronomy Cast Ep. 604: Balloon Astronomy

by Fraser Cain & Dr. Pamela Gay

So when you think about the world's observatories, I'm sure you're imagining huge telescopes perched atop mountain peaks or space telescopes like Hubble. But you might be surprised to learn that some telescopes are carried high into the...

May 3, 2021

Astronomy Cast Ep. 603: New Colors of the Radio Spectrum

by Fraser Cain & Dr. Pamela Gay

Last week we talked about how new telescopes and techniques are allowing astronomers to explore the shortest wavelengths of light. This week we go to the other end of the electromagnetic spectrum and explore the longer radio waves...

Apr 26, 2021

Astronomy Cast Ep. 602: The New Colors of Gamma Rays - Getting Shorter

by Fraser Cain & Dr. Pamela Gay

The Earth's atmosphere protects us from a Universe that is definitely trying to kill us. But it also blocks our view of the entire cosmos, like seeing X-rays and gamma radiation. Space telescopes are changing our view...

Apr 19, 2021

Astronomy Cast Ep. 601: Unexpected Light Pollution

by Fraser Cain & Dr. Pamela Gay

Day-by-day we're loosing our connection with the night sky. Already one third of humanity lives in so much light pollution that they can't see the Milky Way without a drive. And now satellite constellations are adding additional light...

Mar 29, 2021

Astronomy Cast Ep. 600: Looking Ahead

by Fraser Cain & Dr. Pamela Gay

Today we are gonna gaze into the future of space and astronomy. What upcoming missions & events are we excited about?