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Blogs

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

This weekend, it's the beginning of the end for Cassini

Jason Davis • April 19, 2017

NASA's long-lived Cassini spacecraft is about to buzz Titan for the final time, putting it on course for a spectacular mission finale that concludes in September.

Expedition 50 had a fun and good ISS crew

Jason Davis • April 10, 2017

I believe Expedition 50 had a fun and good ISS crew. I base this declaration solely on the moments they shared on social media. This logic is completely bulletproof and there's no point trying to prove otherwise.

Mars Exploration Rovers Update: Opportunity Dodges Dust Storms, Makes Tracks to Perseverance Valley

A.J.S. Rayl • April 04, 2017 • 5

After wrapping the final science investigations on the slopes of Cape Tribulation, Opportunity climbed up and over the rim of Endeavour Crater in March and embarked on the journey south toward its next science target: Perseverance Valley.

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.

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