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Field Report from Mars: Sol 3875 – December 18, 2014

Larry Crumpler • December 30, 2014

Opportunity is continuing its drives along the rim of Endeavour toward Marathon Valley. Larry Crumpler tells us what to expect as the rover continues its journey.

HiRISE image coverage of the Curiosity field site on Mars, Version 2.0

Emily Lakdawalla • December 30, 2014

There have been tons and tons of HiRISE images of the Curiosity landing region, and it has taken quite a lot of work for me to find, locate, and catalogue them. This post is a summary of what I've found; after four revisions and updates, it's now version 2.0 of the list.

Like A Bad Penny: Methane on Mars

Nicholas Heavens • December 16, 2014

With the announcement of Curiosity's detection of methane on Mars, Nicholas Heavens gives us a guide to the history of methane detection on Mars, a discussion of its scientific significance, and a few things to consider when hearing about and asking about the detection.

New Views of Ancient Martian Landscapes

Bill Dunford • December 08, 2014

The Mars Reconnaissance Orbiter just keeps delivering remarkable scenes from the Red Planet.

Mars Exploration Rovers Update: Opportunity Roves from Wdowiak Ridge into Network of Fractures

A.J.S. Rayl • December 03, 2014

Last month, the Earth's longest-lived and most traveled robot on another planet drove into a network of fractures the likes of which the scientists had never seen before on Mars and wound up working there through the end of the month – and then something not completely unexpected happened.

Some Recent Views of Mars from Hubble

Ted Stryk • November 26, 2014

Ted Stryk showcases some of his processed versions of recent Hubble Space Telescope views of Mars.

Join me in Washington, D.C. for a post-Thanksgiving Celebration of Planetary Exploration

Casey Dreier • November 26, 2014

See Bill Nye, Europa scientist Kevin Hand, and Mars scientist Michael Meyer speak at a special event on Capitol Hill on December 2nd.

Field Report from Mars: Sol 3848 — November 20, 2014

Larry Crumpler • November 25, 2014

Larry Crumpler returns with an update on Opportunity's recent activities, and its road ahead.

Curiosity update, sols 782-813: Walking the outcrop at Pahrump Hills

Emily Lakdawalla • November 19, 2014

At Pahrump Hills, Curiosity is becoming the field geologist she was intended to be.

Mars Exploration Rovers Update: Opportunity Images Comet, Ducks Storm, Departs Ulysses

A.J.S. Rayl • November 04, 2014

As winds whirled and converged to the west of Endeavour Crater, Opportunity's power dropped dramatically in October, but the Mars Exploration Rover (MER) pressed on. By month's end, the robot field geologist had completed her assignments – including capturing the first close-in shot of a comet from the surface of the Red Planet – and was roving onward through the darkness, driving the mission into the 130th month of what started out more than 10-and-a-half years ago to be a 3-month tour.

Seven Mars spacecraft attempted observations of comet Siding Spring. How did they go?

Emily Lakdawalla • November 03, 2014

It's been two weeks since comet Siding Spring passed close by Mars, and six of the seven Mars spacecraft have now checked in with quick looks at their images of the encounter. I round up all the results.

A (Difficult) Day in the Solar System

Bill Dunford • October 30, 2014

After a bad day on the launch pad, some perspective.

GSA 2014: The puzzle of Gale crater's basaltic sedimentary rocks

Emily Lakdawalla • October 23, 2014

At the Geological Society of America conference this week, Curiosity scientists dug into the geology of Gale crater and shared puzzling results about the nature of the rocks that the rover has found there.

Watching Siding Spring's encounter with Mars

Emily Lakdawalla • October 17, 2014

The nucleus of comet Siding Spring passes close by Mars on Sunday, October 19, at 18:27 UTC. Here are links to webcasts and websites that should have updates throughout the encounter.

Curiosity update, sols 764-781: Work complete at Confidence Hills; puzzling arm issues

Emily Lakdawalla • October 17, 2014

Curiosity spent a total of four weeks at Confidence Hills, feeding samples to SAM and CheMin several times. On two weekends during this period, the rover's activities were interrupted by faults with the robotic arm. Curiosity drove away from Confidence Hills on sol 780, and is ready to observe comet Siding Spring over the weekend.

Field Report from Mars: Sol 3808 — October 10, 2014

Larry Crumpler • October 15, 2014

Opportunity will become a comet flyby mission beginning in mid-October. The comet Siding Spring will zoom past Mars at a distance of about 135,000 km on October 19.

Phobos over Mars

Emily Lakdawalla • October 14, 2014

Today the Mars Orbiter Mission released a nice four-image animation of teeny dark Phobos crossing Mars' huge orange disk. Mars Orbiter Mission joins a long line of Mars missions that have produced images of Mars and Phobos together.

Video Introduction to Comet Siding Spring’s Near Miss at Mars

Bruce Betts • October 13, 2014

On October 19, 2014, Comet Siding Spring will fly very close to Mars. Here’s a 5 minute video introduction to get you up to speed on this planetary near miss, and some suggestions on how to find out more now, during, and after the encounter.

Mars Orbiter Mission shifts orbit to take cover from Siding Spring

Srinivas Laxman • October 09, 2014

With only 10 days remaining until the arrival of Comet Siding Spring at Mars, ISRO has shielded the Mars Orbiter Mission (MOM) from the comet. On Tuesday MOM’s orbit was altered so as to move it behind the Red Planet when the comet arrives. MOM will carry out observations of the comet and its Mars Colour Camera will click images of it.

New global Mars image from Mars Orbiter Mission features Gale crater

Emily Lakdawalla • October 07, 2014

ISRO has released a second global image of Mars from the Mars Colour Camera on Mars Orbiter Mission, and smack dab in the center of it is Gale crater, home to Curiosity.

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