Articles

Bill Dunford

Mars gives up its secrets through the unseen colors of its rocks.

Emily Lakdawalla

I've been out of town for a couple of days and am overwhelmed with work and an overflowing email box. So what do I do about that? I ignore what I'm supposed to be doing and play with Cassini raw image data, of course. Here is a

Bill Dunford

They look so similar they can be hard to tell apart, but each hides its own mysteries.

Emily Lakdawalla

Just messing around with a recently released processed version of the Deep Impact Hartley 2 data set.

Emily Lakdawalla

Virgin Galactic achieved a major milestone today with the first supersonic flight for its SpaceShipTwo suborbital vehicle. The rocket fired for a total of 16 seconds.

Bill Dunford

The first human beings to see the mysterious

Bill Dunford

Mars and Earth share a truly striking family resemblance, but there's no mistaking which one is home.

Emily Lakdawalla

Enjoy some pretty pictures of some bizarre terrain on Mars: the mesas of Deuteronilus Mensae.

Bill Dunford

Cassini's unique views of Jupiter and Saturn.

Emily Lakdawalla

Виталий Егоров (Vitaliy Egorov) is a Russian space enthusiast who enlisted help of fellow enthusiasts to search for -- and maybe find -- the Russian Mars 3 hardware on the Martian surface. Here he explains how he did it.

Emily Lakdawalla

Doug Ellison shared this lovely panorama via Twitter over the weekend. It's from the Mars Exploration Rover Spirit, taken back in 2004. The drunken path in the foreground is a visual record of just how exciting it was for Spirit to have finally made it to the Columbia Hills, and to rocks that were not fragments of basalt.

Bill Dunford

Dispatches from five different worlds--all sent by robotic spacecraft on the same day.

Emily Lakdawalla

Some beautiful photos of a recent gliding flight test of SpaceShipTwo.

Bill Dunford

Explore the mysterious Martian landscape with the workhorse of the Solar System, Mars Odyssey.

Bill Dunford

A new slant on Martian landscapes from Mars Global Surveyor.

Bill Dunford

Some lovely, rarely-seen images from the MESSENGER mission.

Karl Battams

Comet PANSTARRS is delighting northern hemisphere viewers right now. But it's also big, bright, and beautiful to the STEREO spacecraft.

Emily Lakdawalla

We don't have any spacecraft at Jupiter right now, which is a pity. Until we do, we have to rely upon Earth-based astronomers to monitor the changing face of the largest planet.

Emily Lakdawalla

The news from the Curiosity mission today is this: Curiosity has found, at the site called John Klein, a rock that contains evidence for a past environment that would have been suitable for Earth-like microorganisms.

Bill Dunford

Nearly four decades before Curiosity, we dug into Mars for the first time. The pictures are still amazing.