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Emily's Blog

Snapshots from Space

by Emily Lakdawalla

Follow the thrilling adventures of planetary missions, past and present, and see the stunningly beautiful photos that they return from space!

Emily Lakdawalla

Latest Blog Posts:

A rare clear day in Alaska

Posted by Emily Lakdawalla on 2013/07/12 06:00 CDT | 3 comments

NASA recently shared a gloriously detailed image of an unusual clear day in Alaska as seen from the Terra satellite.

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Scale comparisons of the solar system's major moons

Posted by Emily Lakdawalla on 2013/07/10 06:05 CDT | 12 comments

A few presentation slides with pretty pictures, sized to scale, of the large moons of the solar system.

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Stationkeeping in Mars orbit

Posted by Emily Lakdawalla on 2013/06/27 10:55 CDT | 10 comments

It had never occurred to me to think about geostationary satellites in Mars orbit before reading a new paper by Juan Silva and Pilar Romero. The paper shows that it takes a lot more work to maintain a stationary orbit at an arbitrary longitude at Mars than it does at Earth.

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Programming Note: Off for 3 weeks, June 23 to July 14

Posted by Emily Lakdawalla on 2013/06/23 12:09 CDT

Hi folks, just a note to let you all know I am off for a 3-week vacation.

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Is Opportunity near Lunokhod's distance record? Not as close as we used to think!

Posted by Emily Lakdawalla on 2013/06/21 06:47 CDT | 4 comments

A few weeks ago, a press release from the Opportunity mission celebrated Opportunity's surpassing of the previous NASA off-world driving record. That record was set in December 1972 by the Apollo 17 astronauts aboard their Lunar Roving Vehicle. They seem very close to Lunokhod 2's stated 37-kilometer driving record, but hold your horses -- we now know Lunokhod went longer than we thought.

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Welcome to new staff

Posted by Emily Lakdawalla on 2013/06/20 06:14 CDT | 6 comments

Just a quick post to announce that The Planetary Society's staff is expanding! I am so excited to be able to say that.

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Enormously detailed photo of Kasei Valles from Mars Express

Posted by Emily Lakdawalla on 2013/06/19 02:36 CDT | 7 comments

ESA celebrated the tenth anniversary of Mars Express' launch with a several-day science meeting during which they issued lots of press releases and numerous spectacular photos. My favorite of them all is this enormous image of Kasei Valles on Mars.

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Woohoo! The LEGO Curiosity rover is going to be a kit!

Posted by Emily Lakdawalla on 2013/06/18 07:02 CDT | 2 comments

The awesome LEGO Curiosity rover designed by Stephen Pakbaz is going to go into production!

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Favorite space images: "Many Worlds"

Posted by Emily Lakdawalla on 2013/06/17 10:58 CDT | 1 comments

For this evening's Planetary Radio Live event, Mat Kaplan asked me to do a presentation of some favorite space images. I told him that picking favorite space images is like picking favorite children; it's not possible because they're all my favorite. To narrow things down, I decided to explore a theme: "Many Worlds."

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Great News: New Horizons to "stay the course" at Pluto

Posted by Emily Lakdawalla on 2013/06/17 02:47 CDT

This is extremely good news: after more than a year of analysis, the New Horizons mission and NASA have concluded and agreed that New Horizons' originally-planned trajectory past Pluto is likely safe from dust.

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