Articles

Jim Bell

Learn how Pathfinder set the stage for Mars sample return.

Jim Bell

After a more-than-four-year adventure, the flight Mars 2020 rover Mastcam-Z cameras have been fully assembled!

Jim Bell

Just this past week, assembly of the Mastcam-Z EQM was completed, and we saw for the first time what one of our Mars zoom cameras would really look like.

Jim Bell

Alan Stern and the New Horizons mission team are the newest recipients of The Planetary Society's Cosmos Award for Outstanding Public Presentation of Science.

Jim Bell

Dr. Jim Bell, a planetary scientist and President of the Planetary Society, calls on his colleagues to write Congress in support of planetary exploration and to support The Society.

Jim Bell

I'm absolutely floored when I stop to think that our beautiful blue ocean is only one of perhaps a half dozen or more oceans on other worlds in our solar system, and only one of probably millions (or more) oceans on other Earth-like planets in our galaxy. Oceans abound!

Jim Bell

Another Mars imaging scientist answers the question: who is the

Jim Bell

Ray Bradbury explored Mars, and the future of humanity, through words and ideas--vehicles of the imagination. He was a visionary author and, through his writings and lectures, was a direct or indirect mentor to so many of us involved with designing, building, and operating the actual space vehicles of today. I think it is so fitting, then, that the MSL team has memorialized Ray's contributions to the exploration of the planets -- and especially Mars -- by naming Curiosity's landing site in his honor.

Jim Bell

Unless you are lucky and healthy enough to live for another 105 years, tomorrow will be your last chance to see a Venus transit from the surface of the Earth. But this need not be the last transit of Venus that you will ever see.

Jim Bell

Today, NASA's highly-successful robotic solar system exploration program, and the Mars exploration program in particular, is on the brink of a major turning point.

Jim Bell

Recent deep funding cuts by the Administration and Congress for NASA's space exploration programs are turning the final frontier into an ever-receding dream.

Jim Bell

It's the best of times for Mars exploration because we've got three orbiters and a rover studying the Red Planet. It's also the worst of times for my Russian, European, and Chinese colleagues who were part of the Phobos-Grunt mission.

Jim Bell

If you've never seen a total eclipse of the Sun, make sure to put one on your bucket list!

Jim Bell

To the Moon, Alice?

Jim Bell

Once a Decade

Jim Bell

Take us to our leader...

Jim Bell

Jim Bell describes his proposal to join the Lunar Reconnaissance Orbiter Cameras science team.

Jim Bell

One of the ways that planetary scientists try to understand the origin and evolution of landforms on other planets is by studying similar kinds of landforms or