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

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.

Mars' growth stunted!

Sean Raymond • June 01, 2018 • 2

Mars is a weirdo. (Well, as far as planets go).

Approaching Mars on Spaceship Earth

Emily Lakdawalla • May 24, 2018

One of the great things about space exploration is how it can shift your perspective. And you don't even need to leave home.

Book Excerpt: The Design and Engineering of Curiosity: How the radioisotope power system works

Emily Lakdawalla • May 14, 2018 • 4

Readers, colleagues, friends: it's finally happened. My first book is finally out in the world. Here's an excerpt that explains the design and operation of Curiosity's MMRTG, (it also applies to the future Mars 2020 rover power supply).

Refreshing the Viking Orbiter views of Mars

Justin Cowart • May 07, 2018 • 4

Justin Cowart reprocesses Viking Orbiter images from the 1970s and 1980s to reveal their unique and beautiful perspectives on the planet.

Go Atlas, go Centaur, go InSight!

Emily Lakdawalla • May 05, 2018 • 1

NASA’s next Mars mission launched successfully from Vandenberg Air Force Base today!

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.

The Opportunity selfie: 5000 Sols in the making

Doug Ellison • April 20, 2018 • 1

A personal story recounts how a NASA team used a microscopic imager to take a selfie of the Opportunity rover.

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