Articles

Jason Davis

NASA completed the sixth and next-to-last test firing of its RS-25 engine Thursday in Mississippi. Four RS-25 engines power the Space Launch System core stage.

Emily Lakdawalla

A terrific new visualization tool for comet 67/P Churyumov-Gerasimenko demonstrates the value of sharing mission image data with the public. The browser-based tool lets you spin a simulated 3D view of the comet. It began with a 3D model of the comet created not by ESA, but by a space enthusiast, Mattias Malmer.

Emily Lakdawalla

Space fans, here is a valuable community service that you can perform in your neighborhood: Vet your school library's space book collections. My kids' elementary school librarian asked me to take a look at the nonfiction space book collection and cull any outdated or just wrong books. I culled quite a few, and am now recommending some replacements.

Merc Boyan

Last weekend Imgur hosted a weekend camp for their members and invited Merc Boyan to come out and talk about space and The Society!

Jason Davis

The Planetary Society will be at NASA's Stennis Space Center this Thursday for the sixth test firing of the RS-25 engine, which powers the Space Launch System.

Damia Bouic

Amateur image processor Damia Bouic shares new stunning images from Curiosity—including a

Jason Davis

The Planetary Society’s LightSail spacecraft has been nominated for the American Institute of Aeronautics and Astronautics (AIAA) Small Satellite Technical Committee Mission of the Year 2015 award.

Emily Lakdawalla

I'm back from two weeks' vacation, so it's time to catch up on the status of all our intrepid planetary missions, from Akatsuki to the Voyagers and hitting the Moon, Mars, asteroids, comets, and Saturn in between.

Van Kane

Van Kane presents one of the three missions from the latest round of NASA Discovery proposals with the goal of exploring Mars' moons.

Jason Davis

Orbital ATK says they are making progress returning Antares to flight, NASA buys more Soyuz seats and the ISS program manager moves on to private industry.

Bill Dunford

Another round of posters to celebrate historic planetary missions.

Van Kane

The second in a series of meetings to select the landing site for the Mars 2020 rover is in progress. Van Kane gives us an update.

A.J.S. Rayl

Nearly seven Earth years after Opportunity set its sites on Endeavour Crater, the rover cruised into Marathon Valley, the once-but-a-dream destination.

Kate Howells

The Planetary Society's volunteers around the world have been busy these past few months, with all the excitement surrounding Asteroid Day, the LightSail test mission, the New Horizons and Dawn missions, and other space milestones!

Adam Block

Award-winning astrophotographer Adam Block presents the first-ever high-resolution color images of the

Marc Rayman

With a wonderfully rich bounty of pictures and other observations already secured, Dawn is now on its way to an even better vantage point around dwarf planet Ceres.

Larry Crumpler

Larry Crumpler gives an update on the Opportunity rover's activities in Spirit of St. Louis crater.

Jason Davis

Jason Davis shares five images of his home state, West Virginia, taken by astronauts aboard the International Space Station.

Dave Doody

The Deep Space Climate Observatory (DSCOVR) has begun sending us fresh, whole-hemisphere images of our own fragile planet. Some sources say that the spacecraft is

Van Kane

Van Kane rounds up some of the latest NASA Discovery mission proposals aiming to explore our solar system's smallest bodies.