Articles

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

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

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

Just in time for today's Deep Impact press briefing, which you can watch on NASA TV in a few minutes: I've updated my montage of all the asteroids and comets that have been visited and photographed to include Hartley 2.

Yong-Chun Zheng

Chinese Premier Wen Jiabao announced the success of Chang'E-2 lunar mission on Monday. Yong-Chun Zheng, an associate professor at the National Astronomical Observatories, Chinese Academy of Sciences, presents the mission's first released pictures.

Emily Lakdawalla

Jupiter's faded belt may be coming back.

Emily Lakdawalla

In the last few days, Opportunity's passed by several craters, and the rover drivers took advantage of the chance encounters for what they call

Emily Lakdawalla

Look at the center of this star-studded image and you'll find an emerald green dot.

Emily Lakdawalla

Ready to see something beautiful? Here's a team effort by Björn Jónsson and Ian Regan to create a really mesmerizing view of the motions of Jupiter's clouds.

Emily Lakdawalla

Adrian Lark has posted several new flights over gorgeous Martian landscapes to his Youtube channel. My favorite of his recent ones is this dive into Zumba crater.

Emily Lakdawalla

I had to catch up with tasks left undone at home today and didn't have time to write up my notes from the Hartley 2 press briefing, for which I apologize. I'll leave you for the weekend with three cool Hartley 2 pictures.

Emily Lakdawalla

Those of you who follow my blog must have known this was coming: now that I got all five new Deep Impact images of Comet Hartley 2 posted and explained, I had to make an animation. Here they are.

Emily Lakdawalla

Here's the five close-approach images of Hartley 2 captured today, November 4, 2010, by the Deep Impact spacecraft, collected into one file. Boy, do these images reward close examination!

Emily Lakdawalla

What a dramatic and cool photo! An asteroid with two lobes like Borrelly, lumpy and bouldery like Itokawa, with gorgeous active jets, dramatically lit. Well done, Deep Impact team!

Emily Lakdawalla

Since comet Hartley 2 -- the target of Deep Impact's November 4 flyby -- is near its perihelion, it's no surprise that it's an active comet with lots of outbursts.