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Wheels on Cape York!

Emily Lakdawalla • August 10, 2011

Opportunity's wheels are on a whole new different kind of rock: she has arrived at the rim of Endeavour crater, on Cape York.

Spirit Point and Odyssey crater in sight, and new rock under Opportunity's wheels

Emily Lakdawalla • August 07, 2011

Opportunity is at her goal. In this 3D anaglyph, taken on sol 2678 (yesterday, August 6, 2011), Opportunity's wheels are resting on strange lumpy bedrock.

Mountains rising for Opportunity

Emily Lakdawalla • July 31, 2011

The views from Opportunity of Endeavour's near and distant rim peaks are getting ever more vertical as Opportunity approaches Cape York.

Mars Exploration Rovers Update: Opportunity Closes in on Endeavour as Team Bids Farewell to Spirit

A.J.S. Rayl • July 31, 2011

Opportunity seemed to sail with the wind behind her back toward the western rim of Endeavour Crater this month as the Mars Exploration Rover team shifted gears in preparation for a whole new adventure, taking time out only to bid a final farewell both privately and publicly to Spirit.

Opportunity's horizon rises -- and maybe brings Cape York into view

Emily Lakdawalla • July 21, 2011

For miles and miles of Martian terrain, Opportunity's view forward has contained a distinctive line of hills—the far rim of Endeavour crater.

Mars Exploration Rovers Update: Opportunity Roves Back into Record Books, Spirit is Honored

A.J.S. Rayl • June 30, 2011

Opportunity 'burned up' the Meridiani Plains in June as it raced toward its much-anticipated next destination and the Mars Exploration Rover (MER) mission cruised into the 90th month of what was originally to have been a 90-day tour.

In Memory of Spirit, and Why Cuteness Matters

Melissa Rice • June 15, 2011

An analysis of "cuteness," and why it matters when talking about science.

Mars Exploration Rovers Update: Spirit Mission Declared Over, Opportunity Roves Closer to Endeavour

A.J.S. Rayl • May 31, 2011

The Mars Exploration mission suffered the loss of Spirit and shifted to one-rover operations in May, but Opportunity carried on, blasting across the plains of Meridiani to within 2 miles (3.5 kilometers) of its next major destination and discovery.

Mars Exploration Rovers Update: NASA Ends Spirit Mission

A.J.S. Rayl • May 26, 2011

The intensified effort to recover Mars Exploration Rover (MER) Spirit came to an end early Wednesday morning Pacific time and NASA has now transitioned the mission to a single-rover operation focused on Spirit's still-active twin, Opportunity.

Mars Exploration Rovers Update: Spirit Recovery Attempt Continues, Opportunity Sprints to Endeavour

A.J.S. Rayl • April 30, 2011

As Opportunity drove her little robot heart out, breaking the 28-kilometer mark on her odometer, and driving the longest backward drive ever, April proved to be another month of exhilarating highs for the Mars Exploration Rover mission and one extended low with only silence from Spirit, despite intensified efforts by her Earth crew to establish contact.

365 Days of Astronomy Podcast: What's up in the second quarter of 2011

Emily Lakdawalla • April 07, 2011

Regular readers of this blog will find the content of today's 365 Days of Astronomy Podcast familiar, because it's an update on what the solar system exploration spacecraft are up to, based on my monthly "what's up" updates.

Welcome to Carnival of Space #191

Emily Lakdawalla • April 05, 2011

Welcome, everyone, to the Planetary Society Blog for the 191st Carnival of Space! Every week, a different webmaster or blogger hosts the Carnival, showcasing articles written on the topic of space.

What's up in the solar system in April 2011

Emily Lakdawalla • March 31, 2011

April 2011 will see MESSENGER begin the science phase of its orbital mission at Mercury, and should, I think, also see the start of Dawn's approach observations of Vesta. At Mars, Opportunity is back on the road again, rolling inexorably toward Endeavour. At Saturn, Cassini will continue its focus on Saturn and Titan science.

Mars Exploration Rovers Update: Spirit's Silence Haunts, Opportunity Roves on to Endeavour

A.J.S. Rayl • March 31, 2011

The Mars Exploration Rover mission experienced a month of highs tempered by one haunting low as it neared completion of its 87th month of a three-month tour this month. While Opportunity wrapped up its work at the youngest, freshest crater the rovers have explored to date, Spirit remained silent as the point of maximum sunshine for the Martian year came and went, further dimming once high hopes that the rover would phone home and rove on as summer settled on the southern hemisphere of Mars.

LPSC 2011: Day 3: Moon, Mars, and Venus

Ted Stryk • March 10, 2011

Wednesday morning included some interesting conversations. Notably, I spoke with Pamela Gay, who is responsible for the MoonZoo citizen science program and who is presently working on developing a site through which the public will be able to help search for potential Kuiper belt objects for the New Horizons mission to encounter after the Pluto flyby.

Endeavour on Opportunity's horizon: Are we there yet?

Emily Lakdawalla • March 02, 2011

Last week the Mars Exploration Rover team dumped another 90 sols' worth of data from Mars into NASA's Planetary Data System, the national repository for space mission data. As I did once before, I dove into this fresh pile of data to pull out Opportunity's color views of the distant rim of Endeavour crater.

Mars Exploration Rovers Update: Efforts to Recover Spirit Expand as Opportunity Wraps Up Work at Santa Maria

A.J.S. Rayl • February 28, 2011

The Mars Exploration Rover (MER) mission emerged from its third solar conjunction this month and, as March roars in, is embarking on its 86th month on the Red Planet. While Opportunity roved away from a surface target it had been studying at Santa Maria Crater and on to an intriguing blue boulder, JPL engineers on Earth stepped up their efforts to recover Spirit, which has been silent, ostensibly in hibernation mode, since late March, nearly one year ago.

New website full of color versions of Opportunity rover's microscopic images

Emily Lakdawalla • February 24, 2011

There is a fascinating new page on the Mars Exploration Rover Pancam science team's website, full of color versions of Opportunity's microscopic images. The Microscopic Imager is one of the tools on the end of the robotic arm, and serves as a hand lens for the robot geologist to explore the rocks and sands of Mars in great detail.

Conjunction season is over, and Opportunity is back to work

Emily Lakdawalla • February 17, 2011

It's always a relief when conjunction passes. Opportunity has gotten right back to work, sending down data acquired just before the moratorium, which spanned from January 27 to February 11.

Google Mars base maps available for Opportunity's future traverse

Emily Lakdawalla • February 09, 2011

Thanks to the work of several amateurs, Google Mars is a great tool for following the past and future peregrinations of the Mars Exploration Rover Opportunity.

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