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The Mars Exploration Rovers Update: Team Initiates Plan to Recover Oppy, Orbiter Sends Postcard, Storm Ends

A.J.S. Rayl • October 04, 2018 • 1

As the global storm that wrapped the Red Planet in a cloud of dust since late June finally gave up the ghost in September, the sky continued to clear over Endeavour Crater and the Opportunity team initiated the NASA-approved two-step plan to reestablish contact with the rover.

The Mars Exploration Rovers Update: NASA Focuses on Recovering Opportunity as Storm Diminishes and Dust Settles

A.J.S. Rayl • September 09, 2018 • 1

The dust raising power of the storms that wrapped Mars in a cloud in June and July diminished in August. Meanwhile, on Earth, the Opportunity team at NASA’s Jet Propulsion Laboratory reviewed recovery plans, conducted additional simulations, and began wrapping the month with newfound reasons to believe Opportunity can emerge from her hibernation.

False alarm: Here's why people thought Opportunity phoned home last week

Jason Davis • August 21, 2018 • 4

It was a signal from the Mars Reconnaissance Orbiter, not Opportunity, that showed up on a Deep Space Network dashboard last week.

The Mars Exploration Rovers Update: Dust Storm Wanes, Opportunity Sleeps, Team Prepares Recovery Strategy

A.J.S. Rayl • August 01, 2018 • 5

As Opportunity slept in Perseverance Valley under the thick cloud of dust that has blanketed the Red Planet for the last six weeks, scientists who are studying the monster storm that forced the robot field geologist into its hibernation mode are now reporting the tempest has peaked.

The Bounty of Iron Meteorites Found on Mars

Linda Martel • July 10, 2018 • 1

Something new and wonderful appeared in the Meteoritical Bulletin Database—an entire listing of meteorites found on Mars by robotic rovers and their science teams from the years 2005–2017.

The Mars Exploration Rovers Update: Opportunity Sleeps as Storm Chasers Study Planet-Encircling Dust Cloud

A.J.S. Rayl • July 04, 2018 • 5

As a monster dust storm grew to encircle the Red Planet in June, Opportunity spent most of the month in the dark, presumably sleeping in a hibernation mode as the skies over Endeavour Crater became darker and darker.

The Mars Exploration Rovers Update Special Report: Opportunity Pummeled by Massive Dust Storm, Hunkers Down to Sleep

A.J.S. Rayl • June 15, 2018 • 3

Entrenched in the west rim of Endeavour Crater, veteran robot field geologist Opportunity is hunkered down in Perseverance Valley in a kind of hibernation mode.

The Mars Exploration Rovers Update: Opportunity Makes Tracks on Magical Mystery Tour of Different Rocks

A.J.S. Rayl • June 02, 2018 • 11

Opportunity continued exploring the south trough of Perseverance in May, still looking for evidence that explains just how this one-of-a-kind valley meandering through Endeavour Crater’s rim formed.

The Mars Exploration Rovers Update: Opportunity Studies Mystery Rock, Mission Officials Seek 2019 Extension

A.J.S. Rayl • May 04, 2018 • 4

Opportunity spent April further exploring the area about halfway down Perseverance Valley, checking out unusual, vesicular or pitted rocks the likes of which she has never seen, while officials prepared the mission’s bid to keep the robot field geologist roving through 2019.

The Mars Exploration Rovers Update Special Report: Perseverance Science So Far, New View of Endeavour at LPSC 2018

A.J.S. Rayl • April 27, 2018 • 1

For the 15th year in a row, Opportunity drove into the spotlight during an afternoon session at the 49th Lunar & Planetary Science Conference.

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