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Skytalk

Skytalk Archive

Skytalk
Science

Hubble Still Holding Forth

Scientists are using the aging Hubble Space Telescope to determine the components of the atmosphere of a so-called super-Earth planet 40 ...

Air Date: February 23, 2016

Listen 00:06:46
Skytalk
Science

Gravitas !

Gravitational Waves detected, confirming a key component of Albert Einstein’s understanding of the cosmos. Derrick Pitts, chief ast ...

Air Date: February 16, 2016

Listen 00:05:19
Skytalk
Science

Astronomical Anomalies

What happens when the gas supply at a Black Hole runs out? – It’s “lights out!” Previous evidence suggested that ...

Air Date: February 8, 2016

Listen 00:04:13
Skytalk
Science

EARTH orbit – 365 days, 2MASS J2126 orbit – 328,500,000 days

Astronomers have found a gas-giant exoplanet named 2MASS J2126 that orbits about 600 billion miles out from it’s star, meaning the ...

Air Date: February 1, 2016

Listen 00:06:29
Skytalk
Science

Out-of-this-world produce

NASA astronaut Scott Kelly aboard ISS has had success utilizing available sunlight to grow Zinnias – a prerequisite along the way t ...

Air Date: January 25, 2016

Listen 00:07:41
Skytalk
Science

Feelin’ the heat on Pluto

NASA’s New Horizen’s August fly-by over Pluto is revealing several surprises – including evidence of an internal heat s ...

Air Date: January 18, 2016

Listen 00:05:51
Skytalk
Science

2016 Out-of-this-World Highlights

Lots of cool planetary observing this coming spring and summer, as well as two lunar eclipses and two solar eclipses… but the real ...

Air Date: January 11, 2016

Listen 00:05:02
Skytalk
Science

2016 starts off with a (big) bang

This is a big week astronomically speaking…- Saturday we arrived at perihelion, yesterday was Summer solstice on Mars, tomorrow we enjo ...

Air Date: January 4, 2016

Listen 00:05:05
Skytalk
Science

2015 Out of this World Highlights

Last week’s SpaceX mission was a great success but the real ‘heavy lifting’ is being done by Scott Kelly during his one ...

Air Date: December 28, 2015

Listen 00:07:03
Skytalk
Science

Winter Solstice Tonight

At 11:48pm, Earth reaches a specific point in its orbit around the sun, where the axial tilt of the earth has its greatest extension away ...

Air Date: December 21, 2015

Listen 00:07:51
Skytalk
Science

Geminid meteor shower at its peak tonight

Meteors are typically debris from comets, but in this case, the Geminids are debris from asteroid 3200 Phaeton; only the January Quadrant ...

Air Date: December 14, 2015

Listen 00:07:22
Skytalk
Science

Feel the Wave

The European Space Agency’s LISA Pathfinder Satellite will launch soon to advance the goal of detecting the unbelievably small effe ...

Air Date: December 7, 2015

Listen 00:07:08
Skytalk
Science

Out of this World Turkey with Trimmings

International Space Station NASA Commander Scott Kelly and five fellow crew members at work over the Thanksgiving Holiday may be coming i ...

Air Date: November 30, 2015

Listen 00:05:04
Skytalk
Science

Cosmic Archaeology

Trying to learn about the early history of the galaxy, NASA has used Hubble Space Telescope to find the oldest galactic ‘bones̵ ...

Air Date: November 23, 2015

Listen 00:08:46
Skytalk
Science

To Pluto… and Beyond

A 10th dwarf planet has been discovered out beyond the orbit of Pluto. The newest one V774104 is less than half Pluto’s size and is ...

Air Date: November 16, 2015

Listen 0:07:58
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Skytalk is hosted by WHYY's Dave Heller. Each week he discusses the latest news in astronomy with Dr. Derrick H. Pitts of the Franklin Institute.

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