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A serendipitous observation of tiny rocks in Jupiter's orbit by Galileo

Posted by Emily Lakdawalla on 2013/05/17 09:54 CDT | 3 comments

A look at an older paper describing Galileo's possible sighting of individual ring particles orbiting Jupiter as companions to its inner moon Amalthea.

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Galileo's images of Gaspra

Posted by Emily Lakdawalla on 2013/03/01 06:43 CST | 2 comments

Last week I trawled the archives to find all of Galileo's images of asteroid Ida; this week, I turned to Gaspra.

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Galileo got so many more images of Ida than I realized

Posted by Emily Lakdawalla on 2013/02/22 04:14 CST | 1 comments

While writing up the cruise-phase issues of the Galileo Messenger a couple of weeks ago, I came across a fuzzy montage of images of Ida that I had not seen before. So I decided to spend some time digging into the Planetary Data System to see if there were more images to be found. I found lots and lots pictures that I'd never seen before!

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Galileo Messengers: Cruise to Venus, Earth, Gaspra, Earth, Ida, and almost to Jupiter

Posted by Emily Lakdawalla on 2013/02/05 08:40 CST | 2 comments

It's taken me a year to face the emotionally draining task of reading and writing about Galileo's cruise phase as chronicled in the mission's newsletters.

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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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In Honor of JUICE, a New View of Europa

Posted by Ted Stryk on 2012/05/07 05:30 CDT | 2 comments

To celebrate ESA's selection of the JUICE mission to Jupiter, Ted Stryk produced a new global view of Europa from Galileo data.

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Blast from the past: The Galileo Messenger

Posted by Emily Lakdawalla on 2012/01/20 10:42 CST

From 1981 to 1997, the Galileo mission published an approximately quarterly newsletter called the Galileo Messenger. It eventually ran to 45 issues, until the end of the Prime Mission. The first 20 were published before Galileo ever got off the ground. That period is the subject of this post.

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Exposing Io's true colors

Posted by Jason Perry on 2010/08/20 05:15 CDT

Thanks to its active volcanic activity and sulfur-rich surface, Io is one of the most colorful worlds yet seen in the Solar System, save the Earth of course

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400 Years of the Galilean Satellites

Posted by Emily Lakdawalla on 2010/01/07 03:34 CST

It was 400 years ago today that Galileo discovered smaller planets attending the planet Jupiter.

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Aloha, Io

Posted by John Spencer on 2009/06/08 01:49 CDT

Taking a look at Jupiter's moon, Io, from Hawaii.

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