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Blog Archive

 

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: Day 4: Ted Stryk on icy moons and The Moon

Posted by Ted Stryk on 2011/03/17 11:22 CDT

Here are Ted Stryk's notes from the sessions he attended in the afternoon of Thursday, March 10, at the 42nd Lunar and Planetary Science Conference.

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The curse of living on a geologically active planet

Posted by Emily Lakdawalla on 2011/03/14 02:07 CDT

As the disaster of the magnitude 8.9 Sendai quake of Friday, March 11, at 05:46:23 UTC continues to unfold in Japan, I have been unable to tear my attention away.

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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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Two fine color Cassini animations: Prometheus rotating, Tethys and Dione dancing

Posted by Emily Lakdawalla on 2011/01/20 11:23 CST

Daniel Macháček has reached into the dark side of Prometheus and pulled out an incredible amount of detail where the potato-shaped moon is illuminated by Saturnshine. He produced an animation that morphs among the three sets of four-filter color images that Cassini snapped during the flyby.

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Goodies from the January 11 Rhea flyby

Posted by Emily Lakdawalla on 2011/01/12 10:44 CST

Cassini got some incredibly tricky shots during its January 11 Rhea flyby!

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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 28 in the 2010 advent calendar

Posted by Emily Lakdawalla on 2010/12/28 08:37 CST

Time to open the twenty-eighth door in the advent calendar. Where in the solar system is this cratered and streaked surface?

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Door 25 in the 2010 advent calendar

Posted by Emily Lakdawalla on 2010/12/25 12:25 CST

Time to open the twenty-fifth door in the advent calendar. Where in the solar system are these conjoined craters?

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Mimas wanders in to view

Posted by Emily Lakdawalla on 2010/12/21 02:53 CST

Cassini's busy downlinking photos from yesterday's close pass by Enceladus, including some neat shots of Dione and this one where Mimas skipped briefly in to the field of view.

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Door 21 in the 2010 advent calendar

Posted by Emily Lakdawalla on 2010/12/21 12:48 CST

Time to open the twenty-first door in the advent calendar. Where in the solar system is this rumpled blanket?

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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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Door 10 in the 2010 advent calendar

Posted by Emily Lakdawalla on 2010/12/10 03:40 CST

Time to open the tenth door in the advent calendar. Where in the solar system is this jumble of bouldery fissures?

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Door 6 in the 2010 advent calendar

Posted by Emily Lakdawalla on 2010/12/06 12:48 CST

Time to open the sixth door in the advent calendar. Where in the solar system are these snowy slopes?

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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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An update to the Cassini Tour Page

Posted by Emily Lakdawalla on 2010/10/27 11:24 CDT

Where's the Cassini Saturn orbiter going to be in the next week -- or hundred weeks? It's all already planned out.

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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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Pretty picture: Crescent Dione

Posted by Emily Lakdawalla on 2010/09/10 04:02 CDT

I was busy with other projects today, so today's post just asks you to look at this gorgeous three-image mosaic of a crescent Dione, taken during Cassini's most recent flyby a week ago.

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Fly over Saturn's icy moons

Posted by Emily Lakdawalla on 2010/09/02 11:09 CDT

A couple of weeks ago Paul Schenk posted a few really cool videos to his personal blog. Paul's subspecialty is the topography of icy moons, and he's been doing a lot of work on the moons of Saturn lately.

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