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Meet our bloggers...CEO, Bill Nye, Emily Lakdawalla, Bruce Betts, Mat Kaplan, Casey Dreier, and a host of expert and entertaining voices from throughout our vast space community.

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Field Report from Mars: Sol 4662 - March 6, 2017

Posted by Larry Crumpler on 2017/03/11 04:02 CST | 1 comment

For nearly two years, Opportunity's world has been tilted 10–25 degrees as it drove down to the lower slopes of the wall of Endeavour Crater. Toward the end of last week, Opportunity pulled itself up and over the lip of the crater.

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MAVEN dodges Phobos, with (maybe) a little help from Curiosity

Posted by Emily Lakdawalla on 2017/03/06 06:00 CST | 2 comments

This week MAVEN had to execute a short rocket burn in order to prevent a future collision with Phobos. Curiosity (and other rovers) may have played a role in those trajectory predictions.

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Mars Exploration Rovers Update: Opportunity Reaches Top of Endeavour Rim, Wraps Cape Tribulation

Posted by A.J.S. Rayl on 2017/03/03 07:54 CST | 5 comments

Driving the Mars Exploration Rovers (MER) mission further into its fourteenth year of surface operations, Opportunity continued hiking the slopes of Cape Tribulation in February and finally reached the crest of Endeavour Crater’s western rim.

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Dawn Journal: Intricate Maneuvers

Posted by Marc Rayman on 2017/03/02 09:00 CST | 2 comments

The Dawn mission is executing an ambitious bonus goal recently devised for its extended mission. Mission Manager and Chief Engineer Marc Rayman brings us his monthly update.

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Field Report from Mars: Sol 4639 - February 10, 2017

Posted by Larry Crumpler on 2017/02/10 04:30 CST

Opportunity has successfully clawed its way to within a few meters of the crater rim after spending the last few months climbing and the last two years inside the crater.

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Field Report from Mars: Sol 4633 - February 6, 2017

Posted by Larry Crumpler on 2017/02/06 08:21 CST

Several sols ago, Opportunity made it up and past the steepest section of its climb out of Endeavour crater.

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Mars Exploration Rovers Update: Opportunity Celebrates the Big 1-3, Begins 14th Year of Ops!

Posted by A.J.S. Rayl on 2017/02/04 07:14 CST | 2 comments

2017 got off to a start that was unprecedented in every good way: Opportunity completed her 13th Earth year of surface operations and drove the first overland expedition of the Red Planet into its 14th year.

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Curiosity update, sols 1548-1599: Serious drill brake problem as Curiosity drives through Murray red beds

Posted by Emily Lakdawalla on 2017/02/03 02:21 CST

Since my last update, the Curiosity mission has developed a better understanding of the problem that prevented them from drilling at Precipice, but its intermittent nature has slowed the development of a workable solution that will allow them to use the drill again. In the meantime, the rover has driven onward, making good use of its other instruments.

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Dawn Journal: A New Perspective on Ceres

Posted by Marc Rayman on 2017/02/01 03:45 CST | 9 comments

Dawn has moved into its sixth orbital phase, with a new sun angle that provides an opportunity to gain a new perspective on the asteroid Ceres.

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SpaceX is ready to fly rockets again. An expert talks about the reason a Falcon 9 blew up last year

Posted by Jason Davis on 2017/01/10 06:02 CST | 40 comments

SpaceX says they fixed a problem with the helium pressurization system that destroyed a Falcon 9 rocket last year. The company pushes the boundaries of rocket science, creating an occasional jaw-dropping fireball in the process. But will the risk-reward equation change when SpaceX starts flying astronauts?

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