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10 years on Mars!

 

We're celebrating 10 years on Mars with the Mars Exploration Rovers

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You can also send a personal message to the scientists and engineers responsible for these remarkable roving robots. We'll be collecting messages throughout January, so there's plenty of time to get your friends and family to send messages, too.

Send a Message to the MER Team

 

We hope that you explore our virtual party, play our games, see some pictures and enjoy our videos. For more in-depth coverage of the MER mission, we have posted A.J.S. Rayl's monthly articles below. You will not find a better source of MER activities.


 

Latest MER Updates

 

Mars Exploration Rovers Update: Opportunity Turns 12! Embarks on Electric Slide

A.J.S. Rayl • February 04, 2016 • 1

On January 24th, the veteran Mars Exploration Rover (MER) wrapped the last day of her 12th year of surface operations on Mars, marking an extraordinary, historic achievement for the Mars Exploration Rovers (MER) mission.

Mars Exploration Rovers Update: Opportunity Finishes Another Record Year, Approaches 12th Anniversary

A.J.S. Rayl • January 08, 2016 • 2

Perched on the southern wall of Marathon Valley at Endeavour Crater, Opportunity braved temperatures descending well below -100° F in December to work the winter science campaign and home in on the remnants of ancient clays.

Mars Exploration Rovers Update: Reality Bites but Opportunity Climbs to "Treasure Trove"

A.J.S. Rayl • December 03, 2015

Opportunity faced the challenges of winter as well as technological issues in November, but pressed on, hiking up hill and into a geological treasure trove that may well present the scientists with the evidence they need to solve the clay mineral mystery of Marathon Valley.

Mars Exploration Rovers Update: Opportunity Hits Winter Slopes at Marathon Valley

A.J.S. Rayl • November 04, 2015

Opportunity hit the slopes of her seventh winter haven on the south side of Marathon Valley in October as the mission entered the 130th month of what was initially slated to be a 90-day tour.

Mars Exploration Rovers Update: Opportunity Rocks on Ancient Water During Walkabout

A.J.S. Rayl • October 02, 2015 • 1

Opportunity continued her walkabout around Marathon Valley in September and sent home more evidence of significant water alteration and, perhaps, an ancient environment inviting enough for the emergence of life.

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