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LPSC: Why Ganymede and Callisto are so different

Emily Lakdawalla • March 01, 2010

The first talk I attended at the Lunar and Planetary Science Conference in Houston was my one icy satellite talk for the day.

Manic Monday: Chocolate Hills, Io, and NASA's budget

Emily Lakdawalla • February 08, 2010

Although I am not suffering under the "snowpocalypse" on the East Coast, I woke up to Monday absolutely buried under a massive pile of things to do for both home and work, and it looks like it's going to take me a few days to dig out. So, with apologies, I'm going to make today's post a linky one.

400 Years of the Galilean Satellites

Emily Lakdawalla • January 07, 2010

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

Planetary Society Advent Calendar for December 24: Ganymede

Emily Lakdawalla • December 24, 2009

I think if you polled most space fans about their favorite moons of Jupiter, Ganymede would come in a consistent third behind Europa and Io. It's just not fair.

Planetary Society Advent Calendar for December 11: Io

Emily Lakdawalla • December 11, 2009

This is a special post for all of my readers who are lighting the first candle on their menorot this evening.

Four hundred and fourteen years since Galileo

Emily Lakdawalla • December 07, 2009

Galileo, the scientist, discovered the Galilean satellites of Jupiter four hundred years ago next month, while Galileo, the mission, arrived at Jupiter to study those moons in situ fourteen years ago Sunday.

Planetary Society Advent Calendar for December 3: Europa

Emily Lakdawalla • December 03, 2009

From a distance, Jupiter's fourth largest moon Europa is the smoothest object in the solar system; its outline traces out a perfect circle.

Two new names in the solar system: Herse and Weywot

Emily Lakdawalla • November 12, 2009

Via the USGS I learned that Jupiter has passed a milestone of sorts, and now has fifty named satellites.

Carnival of Space #126, plus more from Jupiter's moon Io

Emily Lakdawalla • October 26, 2009

The 126th Space Carnival is live over at Jason Perry's always-excellent (if rather narrowly focused) Io blog The Gish Bar Times.

Aloha, Io

John Spencer • June 08, 2009

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

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