Skytalk Archive
Upcoming cross-quarter day on August 1 is known as LoafMass: A celebration of the first loaves of bread from the first harvests of wheat ...
Air Date: July 27, 2019
Listen 05:59
Today, July 20th, marks the 50th anniversary of mankind’s giant leap. At 4:17 p.m. (EDT) The Apollo 11 lunar module touched ...
Air Date: July 20, 2019
Listen 05:12
Planet + Renegade Moon = Ploonet
A new study suggests that moons of some exoplanets might be pulled away from their planet parents to become independent star orbiters ...
Air Date: July 13, 2019
Listen 6:19
Happy Independence Day…& Aphelion
There will be a total Solar Eclipse Tuesday July 2nd in Chile and Argentina. The Exploratorium in San Francisco will cover the eclipse li ...
Air Date: June 29, 2019
Listen 05:52
“The Apollo Chronicles” by regional producer Rotfeld Productions premieres at The Franklin Institute next week at Night Skies ...
Air Date: June 8, 2019
Listen 05:39
New Constellation On the Block
There is a new Constellation to see – and this one is artificial! The first set of satellites dedicated to eventually providi ...
Air Date: June 1, 2019
Listen 07:04
The moon has two distinct faces; gravity readings of the moon’s surface by a lunar orbiting satellite suggest that not long after forma ...
Air Date: May 25, 2019
Listen 06:34
Today marks the 50th anniversary of the lunar landing dress rehearsal flight Apollo 10. Astronauts Tom Stafford, John Young and Ge ...
Air Date: May 17, 2019
Listen 07:06
Two researchers suggest a small amount of Earth’s heaviest elements were created in the collision of two neutron stars 4.6 billion ...
Air Date: May 11, 2019
Listen 06:21
The InSight Lander Seismometer Detects a likely Mars Quake – recorded early last month a 40-second long low rumble was detected by ...
Air Date: May 4, 2019
Listen 7:00
The Philadelphia Science Festival encompasses nine days of more than 80 extraordinary, mostly free science events all around the city fro ...
Air Date: April 27, 2019
Listen 04:43
NASA Astronaut Christina Koch’s maiden voyage in space will extend for almost double the scheduled duration. She is now set to stay ...
Air Date: April 20, 2019
Listen 04:53
Next week, (Wednesday evening at the Union League in Philadelphia) the Geographical Society of Philadelphia will bestow its 128th Explo ...
Air Date: April 15, 2019
Listen 04:59
The Event Horizon Telescope team may reveal an image of a black hole event horizon on Wednesday. An array of eight radio telescopes aroun ...
Air Date: April 6, 2019
Listen 06:40
Jupiter has seen quite a dramatic change since formation 4.5 billion years ago. Now the largest planet in the solar system, with a mass g ...
Air Date: March 30, 2019
Listen 3:56