NASA's Touch the Invisible Sky Audio Podcasts
NASA/Chandra X-ray CenterMulti-wavelength astronomy - the study of the universe at wavelengths beyond the visible, has revolutionized our understanding and appreciation of the cosmos. Hubble, Chandra, and Spitzer are examples of powerful, space-based telescopes that complement each other in their observations spanning the electromagnetic spectrum. NASA's Braille book "Touch the Invisible Sky" presents the first printed in... more
| Publishes | Daily | Episodes | 10 | Founded | 18 years ago |
|---|---|---|---|---|---|
| Categories | Natural SciencesGovernmentScience | ||||
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The galaxy pair NGC 4038 and NGC 4039 is commonly referred to as the Antennae Galaxies because their distorted streamer-like spiral arms look like insect antennae. Initially two separate spiral galaxies, gravity drew NGC 4038 and 4039 together in a t... more
Imagine that you could only hear sound from the middle three keys on a piano and were asked to name a song, or were only allowed to touch one petal of a plant, and were asked to name the flower. The universe revealed to us by optical telescopes is im... more
Galaxies are collections of millions to billions of stars gravitationally bound together. Galaxies come in different shapes and sizes, and fall into three broad categories: spiral (shaped like a pinwheel), elliptical (like a ball, sometimes round and... more
Four hundred years ago, the famous astronomer Johannes Kepler (best known as the discoverer of the laws of planetary motion), was startled by the sudden appearance of a "nova" of "new star" in the western sky, rivaling the brilliance of the nearby pl... more
A supernova is the dramatic end of a supergiant star's life. The Crab Nebula is the remnant of a powerful supernova which was visible from Earth in the year 1054. This supernova was so bright that it could be seen in the daytime sky for 23 days, and ... more
Of the estimated three hundred billion stars in our galaxy, Eta Carinae may well be the biggest and brightest of them all. Weighing in at 150 times the mass of our Sun, it is five million times as luminous!
The star that dominates our daytime sky and provides the heat and light to support life on Earth is, of course, the Sun. In astronomical terms it is very close, 150 million kilometers (93 million miles), so we can study its properties in great detail... more
All telescopes perform basically the same function. They gather as much light as possible from a faint astronomical object, and focus the light onto a detector. Historically, the gathering of light was done by a lens or concave mirror, and the detect... more
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Apple Podcasts5johnnny_a
United States13 years ago
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Apple Podcasts | #49 |  Spain/Science/Natural Sciences |
Apple Podcasts | #57 |  United Arab Emirates/Science/Natural Sciences |
Apple Podcasts | #90 |  Saudi Arabia/Science/Natural Sciences |
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this podcast launched 18 years ago and published 10 episodes to date. You can find more information about this podcast including rankings, audience demographics and engagement in our podcast database.
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