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Emily's Blog

Snapshots from Space

by Emily Lakdawalla

Follow the thrilling adventures of planetary missions, past and present, and see the stunningly beautiful photos that they return from space!

Emily Lakdawalla

Latest Blog Posts:

Ceres: Just a little bit closer (and officially better than Hubble)

Posted by Emily Lakdawalla on 2015/01/27 06:26 CST | 2 comments

Last week's Dawn images of Ceres were just slightly less detailed than Hubble's best. This week's are just slightly better.

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A second ringed centaur? Centaurs with rings could be common

Posted by Emily Lakdawalla on 2015/01/27 12:43 CST

Chiron, which is both a centaur and a comet, may also have rings.

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At last! A slew of OSIRIS images shows fascinating landscapes on Rosetta's comet

Posted by Emily Lakdawalla on 2015/01/26 11:50 CST | 6 comments

The first results of the Rosetta mission are out in Science magazine. The publication of these papers means that the OSIRIS camera team has finally released a large quantity of closeup images of comet Churyumov-Gerasimenko, taken in August and September of last year. I explain most of them, with help from my notes from December's American Geophysical Union meeting.

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Curiosity update, sols 814-863: Pahrump Hills Walkabout, part 2

Posted by Emily Lakdawalla on 2015/01/21 07:24 CST | 5 comments

Curiosity has spent the last two months completing a second circuit of the Pahrump Hills field site, gathering APXS and MAHLI data. The work has been hampered by the loss of the ChemCam focusing laser, but the team is developing a workaround. Over the holidays, the rover downlinked many Gigabits of image data. The rover is now preparing for a drilling campaign.

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New Dawn images of Ceres: comparable to Hubble

Posted by Emily Lakdawalla on 2015/01/20 09:06 CST | 9 comments

Dawn has captured a series of photos of a rotating Ceres whose resolution is very close to Hubble's, and they show tantalizing surface details.

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Beagle 2 found?

Posted by Emily Lakdawalla on 2015/01/16 11:04 CST | 5 comments

What happened to Beagle 2? It's been a mystery for 11 years. That mystery appears to have been solved.

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Ten years after the Huygens landing: The story of its images

Posted by Emily Lakdawalla on 2015/01/15 03:02 CST | 5 comments

The landing of Huygens on Titan was a significant moment for planetary science and a great accomplishment for Europe. But the Huygens landing also stimulated the development of the international community of amateur image processors that does such great work with space images today. I was in the midst of it all at the European Space Operations Centre in Darmstadt.

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Short updates on Akatsuki and Chang'e missions

Posted by Emily Lakdawalla on 2015/01/06 02:50 CST | 1 comment

A few recent newspaper articles provide some updates on the status of Japan's Venus mission, Akatsuki, and the service module of China's Chang'e 5 test vehicle, Xiaofei. In brief: Akatsuki still plans to attempt to enter orbit in December of this year, while Chang'e 5 T1 is headed to lunar orbit. Meanwhile, the Chang'e 3 mission has released an interesting image of M101, the Pinwheel Galaxy.

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Planetary exploration in 2015: The Year of the Dwarf Planet

Posted by Emily Lakdawalla on 2014/12/31 10:49 CST | 8 comments

Looking ahead to what we can expect from Earth's exploration of the rest of the solar system in 2015, there's an obvious theme: Dwarf planets.

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Curiosity results from AGU: Methane is there, and it's variable

Posted by Emily Lakdawalla on 2014/12/30 04:21 CST | 6 comments

At the American Geophysical Union meeting, the Curiosity mission announced that an instrument had finally definitively detected methane in Mars' atmosphere. It exists at a low background level, but there was a spike to about ten times that, which lasted for a couple of months before disappearing. What that means is unclear.

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