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Mercury: a moon-scale body

Posted by Emily Lakdawalla on 2011/03/17 06:15 CDT

As I wait for the MESSENGER Mercury Orbit Insertion webcast to start, I thought I'd fiddle with some images to point out that Mercury is a bridge between the scales of planets and the scales of moons.

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LPSC 2011: Wanted: Pioneer 10 & 11 digital data

Posted by Emily Lakdawalla on 2011/03/11 01:39 CST

This is both a Lunar and Planetary Science Conference (LPSC) update and a public service announcement. Ted Stryk has been working for years to locate the original Pioneer 10 and 11 image data from the Jupiter and Saturn encounters.

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Bye bye, Kodachrome, but "Kodak moments" will live on in space

Posted by Emily Lakdawalla on 2010/12/31 08:04 CST

This week is the end for Kodachrome film. It's a casualty of the digital revolution.

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Door 20 in the 2010 advent calendar (special news update)

Posted by Emily Lakdawalla on 2010/12/20 11:07 CST

Time to open the twentieth door in the advent calendar. Where in the solar system is this diffuse blob and stripy sea?

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365 Days of Astronomy Podcast: What's in a Science Meeting?

Posted by Emily Lakdawalla on 2010/11/17 10:39 CST

Today the 365 Days of Astronomy podcast aired my contribution, What's in a Science Meeting?, about what scientists do at big meetings like the Division of Planetary Sciences.

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Pretty picture: Three moons of Saturn

Posted by Emily Lakdawalla on 2010/10/29 12:08 CDT

The Cassini Raw Images Website always offers rewards to the browser. This evening I found the raw images necessary to create this color composite, showing the hazy orange moon Titan, the mid-sized icy moon Dione, and the tiny rock Prometheus all at the same time.

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Voyager Mission Status Bulletins: Jupiter and Saturn

Posted by Emily Lakdawalla on 2010/09/24 01:27 CDT

Last week I posted a stack of Voyager Mission Status Bulletins, which were once the main resource for space enthusiasts to follow the dramatic events and photos of an in-flight space mission.

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Decoding a Titan crater

Posted by Emily Martin on 2010/08/16 01:42 CDT

In response to Emily's entry about finally getting her hands on a subscription to the planetary science journal Icarus, I thought I would report on an article from the most recent issue: Geology of the Selk crater region on Titan from Cassini VIMS observations, by Jason Soderblom and 11 other scientists.

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How to Recognize Titan from Quite a Long Way Away

Posted by Emily Lakdawalla on 2010/08/09 05:16 CDT

You know, I could fill this blog almost entirely with the amazing images that Gordan Ugarkovic locates, processes into prettiness, and uploads to his Flickr account.

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Titan's rivers are square

Posted by Emily Lakdawalla on 2010/06/11 01:07 CDT

There's a new "planetary gromorphology image of the month" posted at the International Association of Geomorphologists' Planetary Geomorphology Working Group page, and it's a cool post about the shapes of the river networks on Titan.

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The most amazing image of Enceladus Cassini has captured yet

Posted by Emily Lakdawalla on 2010/05/19 01:05 CDT

Every time I think Cassini has captured the coolest image of Enceladus ever, it does better.

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Radar glories in Titan rivers

Posted by Emily Lakdawalla on 2010/05/11 04:53 CDT

Wow, this is a cool paper. Here's the gist: the Cassini RADAR team has spotted some river channels on Titan that shine so brightly in radar images, there must be something special going on to explain that brightness.

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Titan and Dione: The same, but different

Posted by Emily Lakdawalla on 2010/04/22 05:29 CDT

Here's a new lovely color composition of Titan and Dione captured by Cassini. This one was taken on April 20, 2010; a set of 15 raw images taken of the two moons just showed up on the Cassini raw images website.

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Hey, I'm on APOD today!

Posted by Emily Lakdawalla on 2010/04/20 04:02 CDT

A big thanks to Bob Nemiroff, editor of NASA's Astronomy Picture of the Day website, for picking my composition of a set of Cassini photos of Dione and Titan for today's offering.

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A calming Titan

Posted by Emily Lakdawalla on 2010/04/19 03:35 CDT

Usually I like Mondays, but today I'm feeling a bit overwhelmed. When I get overwhelmed, I look at pictures from Cassini.

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Dione and Titan

Posted by Emily Lakdawalla on 2010/04/12 05:03 CDT

It's axiomatic that as soon as I post about pretty Cassini pictures, another set of pretty photos will appear on the raw images website.

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A feast of pretty pictures from Cassini

Posted by Emily Lakdawalla on 2010/04/12 01:28 CDT

Cassini has it almost too easy. Point at anything in the Saturn system and you're guaranteed of a shot that looks, at least, pretty.

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A trio of pretty Cassini pics

Posted by Emily Lakdawalla on 2010/03/19 02:19 CDT

It's been a little while since I posted any Cassini pictures just because they were pretty, so here's a few recent ones, produced by amateurs from the images available on the Cassini raw images website.

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Titan: Callisto with weather

Posted by Emily Lakdawalla on 2010/03/16 05:18 CDT | 2 comments

It's the second time I've posted with this provocative title. This time, it's in response to a new paper published last week in Science.

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Hooray! Cassini's tour has been extended for SEVEN MORE YEARS!

Posted by Emily LakdawallaJohn Spencer on 2010/02/03 01:12 CST

NASA has just announced that once Cassini's Equinox Mission runs out in June of this year, they will extend it a further seven more years, long enough for the spacecraft to see Saturn through its solstice!!

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