Articles

Emily Lakdawalla

A radar instrument on one of the oldest operational Mars orbiters has discovered possible evidence of present-day liquid water on Mars.

Linda Martel

Something new and wonderful appeared in the Meteoritical Bulletin Database—an entire listing of meteorites found on Mars by robotic rovers and their science teams from the years 2005–2017.

Jonathon Hill

What happens when you print a map of Mars the size of a basketball court?

A.J.S. Rayl

As a monster dust storm grew to encircle the Red Planet in June, Opportunity spent most of the month in the dark, presumably sleeping in a hibernation mode as the skies over Endeavour Crater became darker and darker.

Emily Lakdawalla

Hooray! Curiosity has triumphantly returned to drilling with a successful drill and delivery to its lab instruments at a site named Duluth. It's now studying the dust storm as it drives to new drill sites on Vera Rubin ridge.

A.J.S. Rayl

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.

Jason Davis

NASA is providing an instrument for the mission, which will try to uncover the origins of Phobos and Deimos.

A.J.S. Rayl

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.

Sean Raymond

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

Emily Lakdawalla

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

Emily Lakdawalla

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).

Justin Cowart

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

Emily Lakdawalla

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

A.J.S. Rayl

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.

A.J.S. Rayl

For the 15th year in a row, Opportunity drove into the spotlight during an afternoon session at the 49th Lunar & Planetary Science Conference.

Doug Ellison

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

Emily Lakdawalla

The Curiosity team has completed its initial survey of the top of Vera Rubin Ridge, and is ready to make another attempt at drilling after the rock at Lake Orcadie proved to be too hard.

Emily Lakdawalla

Digging into the Viking archives to produce a new old composite of Mars' smaller moon.

A.J.S. Rayl

In the west rim of Endeavour Crater, Opportunity continued her exploration of Perseverance Valley in March.

Emily Lakdawalla

NASA’s next planetary launch is coming up, as soon as May 5, 2018. This post is your one-stop shop for information about InSight’s launch, cruise, and expected mission to Mars.