Articles

Marc Rayman

Dawn is maintaining its smooth and steady course through the solar system as it gradually closes in on Vesta.

Emily Lakdawalla

A press release (PDF) was posted in Japanese on the Akatsuki website this morning with some official information on the mission status. Here is a translation of the text.

Emily Lakdawalla

I was unable to follow Akatsuki's entry into Venus orbit in real time due to family obligations. Checking in now, about four hours after it was to have entered orbit, it seems that something did not go correctly, but not much information is available.

Emily Lakdawalla

Time to open the sixth door in the advent calendar. Where in the solar system are these snowy slopes?

Emily Lakdawalla

In just a few hours, Venus will have a second orbiter. Japan's Akatsuki is due to start firing its orbit insertion engines on December 7.

Emily Lakdawalla

Time to open the fourth door in the advent calendar. Where in the solar system is this crater-specked mound?

Emily Lakdawalla

Time to open the third door in the advent calendar. Until the New Year, I'll be opening a door onto a different landscape from somewhere in the solar system. Where in the solar system is this wispy terrain?

Emily Lakdawalla

Time to open the second door in the advent calendar. Until the New Year, I'll be opening a door onto a different landscape from somewhere in the solar system. Can you guess where this crater-scarred surface lies?

Emily Lakdawalla

December really has arrived, and that means that the year is racing to a close. Continuing last year's tradition, I'm counting the days to the New Year with an advent calendar, where each

A.J.S. Rayl

The Mars Exploration Rovers (MER) forged on in November, their 83rd month of an expedition originally planned for three months: Spirit remained silent at Gusev Crater presumably still re-charging her batteries, as Opportunity roved through a field of craters pressing on toward Endeavour Crater, quietly claiming title along the way to being the first roving robot to drive 25 kilometers on Mars.

Emily Lakdawalla

This was a fun image released by the Lunar Reconnaissance Orbiter Camera science team. Take a look at it and see if you can figure out what the significance of the red arrow is.

Emily Lakdawalla

To celebrate Mars Express' recent mission extension to 2014, here are some cool pictures that it took of Mars' inner and larger moon Phobos.

Emily Lakdawalla

I'm surprised no one's emailed me demanding the last batch of Voyager mission status bulletins! Well, here they are.

Emily Lakdawalla

Europe is apparently of the mind that science and technology will help to carry them out of tough economic times, and has made three-year commitments to continue the in-space operations of 11 missions through 2014.

Emily Lakdawalla

Two brief but significant news items today made me stop and think about how far we've come in space travel.

Emily Lakdawalla

Jupiter, always a pretty sight in the sky, is now worth visiting every day; the

Emily Lakdawalla

Today the Deep Impact/EPOXI science team held a press briefing that followed up on their very successful flyby of two weeks ago, a status report on what they can say so far about the science that's coming out of the encounter.

Emily Lakdawalla

Since I posted an update Monday about JAXA confirming extraterrestrial samples in the Hayabusa sample return capsule, JAXA has posted an English-language version of their press release, which contains a bit more information.

Emily Lakdawalla

Today the 365 Days of Astronomy podcast aired my contribution, What's in a Science Meeting?, about what scientists do at big meetings like the Division of Planetary Sciences.

Emily Lakdawalla

JPL has just released some test images from the camera that has just been installed on the end of the Curiosity rover's robotic arm.