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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.
Hosted by Dave Heller
Hosted by Dr. Derrick H. Pitts
An especially carnivorous supermassive black hole sitting at the center of a galaxy is gobbling galactic gases at an astonishing rate
Air Date: May 21, 2018
Is the current volcanic activity in Hawaii possible elsewhere in the solar system?
Mercury, Venus, and Mars no longer have volcani
Air Date: May 14, 2018
Newly discovered? A purple planet! Actually, the color suggestion is just speculation based on the planet’s expected chemical compo
Air Date: April 30, 2018
Our sun, like so many others, was born as part of a cluster of stars. Sibling stars have the same chemical composition and can be discove
Air Date: April 24, 2018
Scientists at the University of Washington have developed the tech to ‘see’ what could be a low-mass particle responsible for
Air Date: April 17, 2018
Astronomers have detected a galaxy that seems to be devoid of dark matter. That possibility has theorists re-evaluating gravity’s r
Air Date: April 9, 2018
Move over Stonehenge – Philadelphia will feature its own version on Friday, April 6 at 7:30 p.m., when the sunset will align with M
Air Date: April 2, 2018
An acceptable range for the estimated number of galaxies in the universe is between 100 and 200 billion, according to astronomer Mario Li
Air Date: March 26, 2018
The Dwarf planet Ceres is showing signs of cryoactivity and…water(ice)! Sodium carbonate, a mineral seen by the Dawn spacecraft in
Air Date: March 20, 2018
Textbooks typically describe the nearby Andromeda galaxy as being three to four times larger than our galaxy, the Milky Way. However, new
Air Date: March 12, 2018
Remember to advance your timepieces one hour before retiring Saturday night; Daylight Savings Time starts Sunday morning at 2:00 am.
Air Date: March 6, 2018
NASA’s Mars Reconnaissance Orbiter has returned images that clearly show thick layers of water ice just beneath the surface and ext
Air Date: February 26, 2018
The Trump administration’s NASA budget proposal for 2019 recommends $19.9 billion dollars, which is $370 million above last year. H
Air Date: February 20, 2018
Planets have been observed for the first time orbiting stars in a distant galaxy 3.8 billion light years away. Einstein suggested that th
Air Date: February 14, 2018
On Wednesday, January 31st, don’t miss the Super Blue Blood Total Lunar Eclipse Moon! This lunar event means that the second full m
Air Date: January 29, 2018
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