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Blog Archive

 

My ever-popular asteroids-and-comets montage, now in color, with bonus Toutatis

Posted by Emily Lakdawalla on 2012/12/18 04:26 CST | 9 comments

My collage of all the asteroids and comets visited by spacecraft is probably the single most popular image I have ever posted on this blog. I've now updated it to be in color and to include Toutatis.

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DPS 2012, Day 5: How to make asteroids crunchy on the outside and soft in the middle

Posted by Emily Lakdawalla on 2012/10/19 07:53 CDT | 2 comments

A summary of just one talk from the Division for Planetary Sciences meeting, by Lindy Elkins-Tanton, which provided a neat explanation for how asteroids can be melted and layered on the inside yet have a primitive-looking exterior.

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Pretty Pictures: Amazing Asteroid Lutetia

Posted by Emily Lakdawalla on 2012/04/10 02:00 CDT

A long-awaited data set is finally public (well, long-awaited by me, at least). The Rosetta team has now published their data from the July 10, 2010 flyby of asteroid (21) Lutetia. This data set is absolutely stunning, and my friends in the amateur image processing community wasted no time in creating art out of it.

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Notes from Day 5 of the EPSC/DPS meeting: Saturn's storm, Phobos, and Lutetia

Posted by Emily Lakdawalla on 2011/10/07 07:09 CDT

Today was (is) the last day of the Division of Planetary Sciences / European Planetary Science Congress meeting in Nantes, France.

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Watching Phobos pass by Jupiter

Posted by Emily Lakdawalla on 2011/06/17 09:27 CDT

Here is a really cool view of Phobos in the foreground with gigantic (but very distant) Jupiter sitting in the background, a fortuitous alignment that the Mars Express High-Resolution Stereo Camera team took advantage of on June 1.

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Place names on Lutetia

Posted by Emily Lakdawalla on 2011/04/26 05:56 CDT

Whenever we explore someplace new -- a new island, a new continent, a new cave, a new world -- there's a necessary activity that explorers must perform before they can sensibly tell the world about their discoveries: name things.

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LPSC 2011: Day 1: Small bodies

Posted by Emily Lakdawalla on 2011/03/08 12:28 CST

Here are some of the noteworthy items from the morning's session on "Small Bodies: A Traverse from NEOs to TNOs" and the afternoon's session on "Asteroid Geophysics and Processes: Surfaces and Interiors."

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Door 13 in the 2010 advent calendar

Posted by Emily Lakdawalla on 2010/12/13 03:33 CST

Time to open the thirteenth door in the advent calendar. Where in the solar system are these parallel gouges?

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Asteroids and comets to scale, including Hartley 2

Posted by Emily Lakdawalla on 2010/11/18 10:52 CST | 1 comments

Just in time for today's Deep Impact press briefing, which you can watch on NASA TV in a few minutes: I've updated my montage of all the asteroids and comets that have been visited and photographed to include Hartley 2.

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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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New Horizons is targeting Jupiter!

Posted by Emily Lakdawalla on 2007/01/10 03:48 CST

New Horizons' Jupiter encounter is officially underway!

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