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Blogs

Blog Archive

 

Jupiter's Clouds: A Primer

Posted by Justin Cowart on 2016/07/08 08:02 CDT | 7 comments

With Juno arriving at Jupiter, Justin Cowart gives us a lesson on the giant planet's varied cloud patterns.

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Whither the Weather? A Jet Stream Explainer

Posted by Anna Scott on 2016/06/07 11:01 CDT | 4 comments

Jet streams are found in planetary atmospheres throughout our solar system. But what exactly are they?

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The what-o-sphere? An explainer

Posted by Anna Scott on 2016/05/05 08:04 CDT | 3 comments

Why do we need to slice up atmospheres into classifications like the troposphere, stratosphere, mesosphere, and thermosphere?

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Atmospheric Waves Awareness: An Explainer

Posted by Anna Scott on 2016/04/20 10:30 CDT | 4 comments

There are two types of atmospheric waves that are critically important on Earth and other planets: gravity waves and planetary waves.

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Clouds and haze and dust, oh my!

Posted by Sarah Hörst on 2016/03/24 11:16 CDT | 3 comments

What types of aerosols do we find in the atmospheres around the Solar System, and why does what we call them—clouds vs. haze vs. dust—matter? Sarah Hörst explains.

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A moon with atmosphere

Posted by Emily Lakdawalla on 2015/04/08 01:27 CDT | 10 comments

What is the solar system moon with the densest atmosphere? Most space fans know that the answer is Titan. A few of you might know that Triton's is the next densest. But what's the third? Fourth? Do any other moons even have atmospheres? In fact, they do; and one such atmosphere has just been discovered.

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Mars Orbiter Mission Methane Sensor for Mars is at work

Posted by Emily Lakdawalla on 2015/03/04 10:50 CST | 5 comments

After several months of near-silence, ISRO's Mars Orbiter Mission has released on Facebook the first data product from its Methane Sensor For Mars. Don't get too excited about methane yet: there is no positive or negative detection. The news here is that the Methane Sensor for Mars is working, systematically gathering data. They also released several new photos of Mars.

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Take My Free Online College Introduction to Planetary Science and Astronomy CSUDH Class

Posted by Bruce Betts on 2015/02/04 05:00 CST | 2 comments

Our own Dr. Bruce Betts is once again teaching his Introduction to Planetary Science and Astronomy college course online. Come join him.

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Curiosity results from AGU: Methane is there, and it's variable

Posted by Emily Lakdawalla on 2014/12/30 04:21 CST | 6 comments

At the American Geophysical Union meeting, the Curiosity mission announced that an instrument had finally definitively detected methane in Mars' atmosphere. It exists at a low background level, but there was a spike to about ten times that, which lasted for a couple of months before disappearing. What that means is unclear.

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Intro Astronomy 2014. Class 10: Trans Neptunian Objects including Pluto, KBOs, Comets

Posted by Bruce Betts on 2014/04/18 06:42 CDT

Explore the worlds beyond Neptune including Pluto, Kuiper Belt Objects and comets in this video of class 10 of Bruce Betts' Introduction to Planetary Science and Astronomy class.

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Intro Astronomy Class 9: Titan, Uranus and Neptune Systems

Posted by Bruce Betts on 2014/04/11 02:31 CDT

Examine Saturn's moon Titan and explore the Uranian and Neptunian systems in this video of class 9 of Bruce Betts' Introduction to Planetary Science and Astronomy class.

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Intro Astronomy 2014. Class 8: Icy Galilean Satellites, Saturn System

Posted by Bruce Betts on 2014/04/11 02:28 CDT

Explore the icy moons of the Jupiter System and tour the Saturnian system in this video of class 8 of Bruce Betts' Introduction to Planetary Science and Astronomy class.

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Intro Astronomy Class 4: Eclipses, Mercury, Venus-Earth-Mars Atmospheres, Venus

Posted by Bruce Betts on 2014/02/28 01:30 CST

This video of class 4 of Bruce Betts' Introduction to Planetary Science and Astronomy class discusses eclipses, Mercury, Venus, and a comparison of the atmospheres of Venus, Earth, and Mars.

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Take My Free Online College Introduction to Planetary Science and Astronomy CSUDH Class

Posted by Bruce Betts on 2014/02/05 05:02 CST | 9 comments

Our own Dr. Bruce Betts is once again teaching his Introduction to Planetary Science and Astronomy college course online. Come join him.

Read More »

PLANETARY RADIO LIVE: MAVEN Launches for Mars
Live coverage from Pasadena and Cape Canaveral!

Posted by Mat Kaplan on 2013/11/01 04:16 CDT | 2 comments

Host Mat Kaplan will be joined by Bill Nye the Science Guy, Bruce Betts and Emily Lakdawalla for this special live event.

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Uranus Awaits

Posted by Geraint Jones on 2013/10/18 11:23 CDT | 3 comments

It’s been a long time since anyone paid Uranus a visit. The Uranus system is, however, fascinating, as evidenced by the wealth of topics covered by the diverse group of planetary scientists who gathered to discuss it last week at the Paris Observatory.

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DPS 2013: Tidbits from Titan

Posted by Emily Lakdawalla on 2013/10/09 05:19 CDT | 8 comments

I attended a few talks at the Division for Planetary Sciences meeting today that concerned Titan's origin and interesting surface, and then one in the afternoon about the atmosphere.

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Pluto's atmosphere does not collapse

Posted by Emily Lakdawalla on 2013/09/06 11:07 CDT | 2 comments

Just four months ago I posted about a paper recently published by Leslie Young and coauthors that described three possible scenarios for Pluto's atmosphere. Yesterday, Cathy Olkin, Leslie Young, and coauthors posted a preprint on arXiv that says that only one of those scenarios can be true. And it's a surprising one. The title of their paper says it all: "Pluto's atmosphere does not collapse."

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Results of ten Venus years of cloud tracking by Venus Express

Posted by Emily Lakdawalla on 2013/08/29 10:55 CDT | 5 comments

What Venus Express' Visual Monitoring Camera images of Venus have taught us about the motions of Venus' atmosphere.

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The Ancient Snows of Mars on Planetary Radio
Grad student Kat Scanlon leads research indicating precipitation may have helped shape the surface of the red planet

Posted by Mat Kaplan on 2013/08/06 10:20 CDT

Kat Scanlon tells Planetary Radio that Hawaii and Mars have more in common than you might think.

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