Podcast Episodes
Back to Search
377E-413-Fission Rocket
To get an idea of the energy involved in a rocket launch, the NASA Saturn V, moon rocket, fully fueled on the launch pad contained the chemical energ…
2 months, 1 week ago
887-Apophis Bound
In April 2029 on one of the luckiest Friday the 13th in human history the 1500 ft by 500 ft asteroid Apophis will pass within 23,600 miles of the Ear…
2 months, 2 weeks ago
376E-412-Tiny Space Rock
Eighteen hours before my Catalina Sky Survey teammate Rose Matheny first spotted a small space rock with our Schmidt telescope on Mt. Bigelow, Arizon…
2 months, 2 weeks ago
886-Aviation&Space Weather
The Earth’s atmosphere does a good job of protecting humanity from space weather, however, occasionally a major event does break through our shield a…
2 months, 3 weeks ago
375E-410-Extraterrestrial Whales
In an area which is about 1/400th of the entire sky, the NASA Kepler spacecraft has discovered 30 Earth like planets which are likely to have liquid …
2 months, 3 weeks ago
885-Dark Sky Network
Around the world those who value the natural night sky are evaluating the effects of light pollution. In addition to impairing astronomy and star gaz…
2 months, 4 weeks ago
374E-408-Earth's Pet Rock
On it's gravitational leash, Earth's pet space rock, 2016 HO3, accompanies us at a distance of between 38 and 100 times the Moon's distance from Eart…
3 months ago
884-Turkeys and Asteroids
Since in its early history the Earth’s surface was hot and lifeless it is likely that asteroids formed in the same era as Bennu delivered the raw mat…
3 months ago
373E-407-Plant Companionship
On Earth, human life is enabled by plants which provide us with calories, vitamins, fuel, medicines, and oxygen to breathe. In addition, recent scien…
3 months, 1 week ago
883-Theia
In the distant past things in our solar system were very much more wild and violent than they are today. 4.5 billion years ago a Mars sized object ca…
3 months, 1 week ago