Posted by Mat Kaplan on 2012/03/06 10:18 CST
A new installment of our "Snapshots" video series examines the threat posed by asteroids on collision courses with our home planet. Emily Lakdawalla explains why it's so important to find, understand and learn to deflect these potential civilization enders.
Posted by Mat Kaplan on 2012/02/27 10:22 CST
The second episode of Emily Lakdawalla's new video series reveals the gigantic library of solar system images captured by NASA spacecraft, and explains why we've seen so few of them. Emily says they're all online, waiting for space geeks to turn them into gold.
Posted by Emily Lakdawalla on 2012/02/16 10:14 CST
Cary and Michael Huang present a basic "powers of ten" visualization starting at human scale from which you can scrub downward smaller than quarks or upward to the scale of the entire universe.
Posted by Bruce Betts on 2012/02/14 11:22 CST
I gave the first lecture of my Introduction to Astronomy and Planetary Science course last Wednesday, starting with a tour of the solar system. The course is Physics 195 at California State University Dominguez Hills.
Posted by Mat Kaplan on 2012/01/26 09:06 CST
The 365 Days of Astronomy Podcast begins this year's effort with an interview with Bruce Betts, who will be starting an online astronomy course. A transcription of the interview is included in this post, as well as a link to the podcast.
Posted by Emily Lakdawalla on 2012/01/16 02:27 CST
Phobos-Grunt has returned to Earth, a lot sooner than it should have. Yesterday, at approximately 17:45 UT, the Russian spacecraft and its passengers, including a Chinese orbiter and the Planetary Society's LIFE experiment, descended into Earth's atmosphere.
Posted by Emily Lakdawalla on 2012/01/12 03:15 CST
Fraser Cain at Universe Today has organized a weekly Space Hangout that happens at 1800 UTC on Thursdays. This week's conversation focuses on news on exoplanets and dark matter coming out of the American Astronomical Society meeting happening this week in Austin, as well as a Dawn update.
How Spacecraft Make Color Pictures
Emily's Slides From the December 2011 Planetary Radio Live
Posted by Mat Kaplan on 2012/01/02 02:07 CST
Whether you heard the show or not, you'll be fascinated by Emily's great presentation. It also proves she is not part of the great conspiracy that is hiding evidence of alien bases on the moons of Saturn!
WhirledSol posted a cool Youtube tribute to the Planetary Society a year ago, and we just now found it! It has a nice explanation of why we are so passionate about space exploration.
Posted by Emily Lakdawalla on 2011/10/19 02:10 CDT
Programming note: tonight, public television stations will be airing a new, two-hour NOVA documentary, "Finding Life Beyond Earth."
Posted by Mat Kaplan on 2011/10/18 06:36 CDT
Announcing a new service! The National Science Foundation's Science360 Radio will fulfill your science needs. Science360 Radio has over 100 shows in it's lineup, including Planetary Radio, so go take a listen. Links inside.
Posted by Emily Lakdawalla on 2011/09/19 12:46 CDT
This amazing video has already been posted by basically every other space blogger but I can't resist featuring it too, especially because I just realized that it was not made by NASA but instead by a member of the public digging into public NASA archives of image data -- yay for amateurs!