Skytalk Archive
MAVEN (Mars Atmosphere and Volatile Evolution) spacecraft data shows that the primary reason the Martian atmosphere is gone is the activi ...
Air Date: November 9, 2015
Listen 00:07:46
The Cassini Saturn orbiter (which launched from Earth in 1997) took a close pass by the intriguing moon Enceladus last Wednesday. The obj ...
Air Date: November 2, 2015
Listen 00:06:53
Set clocks back one hour at 2:00 a.m. Sunday, the first Sunday in November. Heading towards the earliest sunset on Friday, December 4th. ...
Air Date: October 26, 2015
Listen 0:05:04
Astronomy Night – Not just for the White House anymore
In collaboration with tonight’s White House Star Party, Philadelphia is sponsoring an observing event this evening at Thomas Paine ...
Air Date: October 19, 2015
Listen 00:07:17
A newly discovered earth-like planet a mere 21 light years away zips around it’s orange dwarf sun in a mere three days. Kepler 452b ...
Air Date: October 12, 2015
Listen 00:07:31
A look at efforts to, and benefits of, limiting light pollution. Plus, a listing of treats to be seen in the night sky this week. ...
Air Date: October 5, 2015
Listen 00:07:39
Scientists are now certain that the 313 mile diameter moon of Saturn, Enceladus, has a liquid water ocean that completely envelops its ro ...
Air Date: September 28, 2015
Listen 00:04:20
Don’t Miss the Harvest Moon Eclipse
Autumn officially arrives Wednesday; at 4:21 am, Earth arrives at that point in its orbit where the rotational axis is in a position that ...
Air Date: September 21, 2015
Listen 00:07:44
This is the last week of summer. Autumn arrives next Wednesday. NASA’s New Horizons is en route to a 35 mile-wide iceball on ...
Air Date: September 14, 2015
Listen 00:04:32
Itty Bitty Black Hole Discovered
Along with the great visibility of Venus and Mars in the pre-dawn sky and Saturn in the evening, the big event this week is something we ...
Air Date: September 8, 2015
Listen 00:05:35
20 planets beyond our solar system need names. . . . and the public is invited to give its thumbs-up or down to proposals. Results will b ...
Air Date: August 31, 2015
Listen 00:08:15
On August 27th , Mars will appear as large as the full moon. Don’t believe this hoax; It could happen BUT if it does, we have a lot ...
Air Date: August 24, 2015
Listen 00:05:21
There’s a great International Space Station pass tonight northwest over to the west; 8:51 to 8:58, but it’ll blink out of sig ...
Air Date: August 17, 2015
Listen 00:07:58
Perseid Meteor Shower peaks this week. – Weds night, Thurs night, Fri night. No moon this year, so it should be much easier to obse ...
Air Date: August 10, 2015
Listen 00:07:22
A quintuple star system is discovered in the constellation Ursa Major. Multiple systems are not unusual, in fact most stars are mu ...
Air Date: August 3, 2015
Listen 00:05:41