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Our journalists and guest bloggers bring you stunning imagery and the space stories that matter most.

Dawn Journal: Bonus Plans

Marc Rayman • March 31, 2017 • 1

Now in its third year of orbiting a distant dwarf planet, a spacecraft from Earth is as active as ever. Like a master artist, Dawn is working hard to add fine details to its stunning portrait of Ceres.

Your hypothetical questions, answered: SpaceX prepares to refly rocket booster

Jason Davis • March 28, 2017 • 7

A SpaceX Falcon 9 rocket booster recovered by a drone ship last year will be reflown later this week, marking what could be a new milestone in the quest for affordable spaceflight.

Juno just flew past Jupiter for the fifth time. What have we learned from the mission so far?

Anna Scott • March 27, 2017 • 3

There's no verdict quite yet on the giant planet's core, and scientists are still gathering clues about the accuracy of our current solar system formation models.

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

Larry Crumpler • March 11, 2017 • 1

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.

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

Emily Lakdawalla • March 06, 2017 • 2

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.

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

A.J.S. Rayl • March 03, 2017 • 5

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.

Dawn Journal: Intricate Maneuvers

Marc Rayman • March 02, 2017 • 2

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.

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

Larry Crumpler • February 10, 2017

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.

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

Larry Crumpler • February 06, 2017

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

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

A.J.S. Rayl • February 04, 2017 • 2

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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