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

Phobos-Grunt Failure Report Released

Louis D. Friedman • February 06, 2012

It appears that Phobos-Grunt was doomed before it launched on November 9, 2011. Cheap parts, design shortcomings, and lack of pre-flight testing ensured that the spacecraft would never fulfill its goals.

Official Phobos-Grunt Failure Report Released

Louis D. Friedman • January 31, 2012

Roscosmos, the Russian Space Agency, has released its official report concerning the failure of the Phobos-Grunt spacecraft, which fell back to Earth from orbit on January 15 after failing to ignite the engines that were to take it to the largest Martian moon.

Watch this week's Google+ Space Hangout

Emily Lakdawalla • January 19, 2012

This week's lineup is a largely astronomical crowd so most of the conversation concerned dark matter and boiling exoplanets and imaging the black hole at the center of our galaxy.

Phobos-Grunt is no more

Emily Lakdawalla • January 16, 2012

Phobos-Grunt has returned to Earth, a lot sooner than it should have. Yesterday, at approximately 17:45 UT, the Russian spacecraft and its passengers, including a Chinese orbiter and the Planetary Society's LIFE experiment, descended into Earth's atmosphere.

News brief: Phobos-Grunt has fallen to ground

Emily Lakdawalla • January 15, 2012

The Russian military is stating that at 17:45 UT, Phobos-Grunt fell into the Pacific Ocean.

Phobos-Grunt's upcoming demise: What we know and what we don't

Emily Lakdawalla • January 13, 2012

I'm not looking forward to spending the weekend sitting deathwatch on Phobos-Grunt. It's not science, and it's a sad event, so my instincts would lead me to other subjects. But it contains the Planetary Society's Phobos LIFE experiment.

Reflections on Phobos LIFE

Bruce Betts • January 13, 2012

We explore space for the noblest goals of science and exploration, and we often persevere in spite of challenges. But space exploration is fraught with bad things happening, or, to use the technical term, ouchies. The Planetary Society's Phobos LIFE biomodule will re-enter the Earth's atmosphere in the next few days with the rest of the Phobos-Grunt mission.

A Tale of Two Martians

Jim Bell • January 09, 2012

It's the best of times for Mars exploration because we've got three orbiters and a rover studying the Red Planet. It's also the worst of times for my Russian, European, and Chinese colleagues who were part of the Phobos-Grunt mission.

Phobos-Grunt: all but over, a letter from IKI

Emily Lakdawalla • December 09, 2011

A letter sent by Lev Zelenyi, director of the Russian Space Research Institute (IKI) to participants in the Phobos-Soil project about the mission's failure.

ESA is ending ground station support for Phobos-Grunt

Emily Lakdawalla • December 02, 2011

After modifying two antennas and attempting to send commands to Phobos-Grunt for weeks without success, ESA has made the decision to stop tracking support.

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