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Our journalists and guest bloggers bring you stunning imagery and the space stories that matter most.

Producing global views of Vesta from archival data

Björn Jónsson • August 21, 2013 • 3

Björn Jónsson produces beautiful color and 3D global mosaics of Vesta from Dawn's archival data.

Want to learn how to process space images? Take my Cosmoquest Academy class!

Emily Lakdawalla • August 09, 2013 • 2

The Planetary Society and Cosmoquest have teamed up to offer a short course in space image processing, and I'll be teaching! The course comprises four one-hour sessions from October 14 to 23.

One of my favorite image processing tricks: colorizing images

Emily Lakdawalla • April 23, 2013 • 2

An easy image processing trick -- using lower-resolution color data to colorize a black-and-white photo -- is relied upon by many space missions to keep data volumes low. Here's how to do it.

Russia's Mars 3 lander maybe found by Russian amateurs

Emily Lakdawalla • April 12, 2013 • 4

Виталий Егоров (Vitaliy Egorov) is a Russian space enthusiast who enlisted help of fellow enthusiasts to search for -- and maybe find -- the Russian Mars 3 hardware on the Martian surface. Here he explains how he did it.

Browse Curiosity's data in the Analyst's notebook

Emily Lakdawalla • March 05, 2013

Last week the Curiosity mission made its first data delivery to the Planetary Data System. The bad news: none of the science camera image data is there yet. The good news: there are lots and lots of other goodies to explore.

Galileo's images of Gaspra

Emily Lakdawalla • March 01, 2013 • 2

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

Browsing Landsat data is a lot easier than I thought it was

Emily Lakdawalla • February 08, 2013 • 2

With the Landsat Data Continuity Mission scheduled to launch on Monday, there's been a lot of Tweeting about Landsat, and through one such Tweet I learned about a resource that I hadn't known existed before: the LandsatLook Viewer. This is a graphical interface to more than a decade worth of Landsat data, a tremendous resource for anyone interested in Earth's changing surface, natural or manmade.

Day Hikes in the Labyrinth of Night

Bill Dunford • February 04, 2013

Noctis Labyrinthus on Mars is an amazing place for an imagined day hike, courtesy of images from Mars Express.

Enceladus: A problem of contrast

Emily Lakdawalla • January 30, 2013 • 6

Time for my quarterly foray into the Cassini archival science data! The very first image I downloaded from the January 1, 2013 data release presented an interesting challenge to my image processing skill. I'll show you the pretty picture of Enceladus and then explain how I processed it.

Who is the photographer behind Mars rover photos? Answer from Mark Lemmon

Mark Lemmon • December 21, 2012 • 2

A Mars imaging scientist answers the question: who is the "photographer" behind images returned from Mars?

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