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Venerable Deep Impact spacecraft has photographed comet ISON

Emily Lakdawalla • February 05, 2013

Deep Impact has made the first space-based observations of comet ISON.

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

Emily Lakdawalla • February 05, 2013

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.

A new rover self-portrait and a new color image of Curiosity from orbit

Emily Lakdawalla • February 04, 2013

Curiosity is inching her way through her first use of the drill on a Martian rock. She paused in the proceedings to capture a second Martian "selfie."

We didn't start the science

Emily Lakdawalla • February 04, 2013

Asteroid astronomer Andy Rivkin has posted to YouTube his own awesome version of "We Didn't Start the Fire" -- with planetary science lyrics.

Guide to Asteroid 2012 DA14 Super Close Approach

Bruce Betts • February 04, 2013

The 45 meter asteroid 2012 DA14 will pass closer to Earth than geostationary satellites on Feb. 15, 2013. Learn about the asteroid and what to expect from the close approach.

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.

Reflections on the 10th Anniversary of Columbia Disaster from a Science Investigator

Bruce Betts • February 01, 2013

David Warmflash, who organized a science (and peace) experiment with the Planetary Society for the ill fated STS-107 Columbia mission, reflects on that tragic day ten years ago.

Saturn's Hexagon Viewed from the Ground

Leigh Fletcher • February 01, 2013

For the first time, amateur astronomers are capturing spectacular images of Saturn's bizarre north polar hexagon.

Columbia, ten years on

Emily Lakdawalla • February 01, 2013

Remembering Rick Husband, William McCool, Michael Anderson, Kalpana Chawla, David Brown, Laurel Clark, and Ilan Ramon on the tenth anniversary of the loss of the space shuttle Columbia.

Pretty picture: Neptune and Triton

Emily Lakdawalla • February 01, 2013

On a lonely evening, what is one to do but to dip into archival space image data and surface with a gorgeous photo of a crescent Neptune and Triton?

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