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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:

Curiosity update, sols 610-630: Drilling work at Windjana

Posted by Emily Lakdawalla on 2014/05/15 12:20 CDT | 3 comments

Finally, a new drill site! For the first time in nearly a year, Curiosity has put drill bit to rock and acquired a new sample of Martian material for her analytical instruments to chew on. Scientific data collection at Windjana is now complete; Curiosity drove away last night, on sol 630.

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Pretty pictures: Rosetta's comet is now acting like one!

Posted by Emily Lakdawalla on 2014/05/15 10:17 CDT | 5 comments

New photos from ESA's comet-chaser show its destination comet, 67P/Churyumov-Gerasimenko, developing a coma.

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A new Earthrise over the Moon from Lunar Reconnaissance Orbiter's pushframe camera

Posted by Emily Lakdawalla on 2014/05/13 11:53 CDT

Earth's brilliant colors shine above the drab lunar horizon in this new "Earthrise" photo from the Lunar Reconnaissance Orbiter. An animation that accompanied the image release helped me to write an explainer on how pushframe cameras like Lunar Reconnaissance Orbiter's Wide-Angle Camera works.

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Upcoming public appearances: Spacefest and ISDC

Posted by Emily Lakdawalla on 2014/05/08 07:00 CDT | 3 comments

Updates on upcoming appearances in southern California at Spacefest tomorrow, and the International Space Development Conference next week.

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Rosetta update: Final orbit matching phase has begun

Posted by Emily Lakdawalla on 2014/05/08 04:05 CDT | 1 comment

Rosetta is in the final stage of its approach to comet 67P Churyumov-Gerasimenko. Yesterday, the spacecraft successfully performed the first of ten burns it needs to match velocity with the comet.

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A Martian analemma

Posted by Emily Lakdawalla on 2014/05/06 01:31 CDT | 4 comments

A Mars year's worth of Sun images from Opportunity demonstrates Mars' orbital motions as reflected in the changing apparent position of the Sun: the analemma.

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Image processing trick: Removing interline transfer smear from Curiosity photos

Posted by Emily Lakdawalla on 2014/05/01 03:27 CDT | 2 comments

Curiosity took a new self-portrait on sol 613. This post contains a tip for would-be Curiosity image processors on how to make their Curiosity mosaics better: removing the smearing effect of bright objects in MAHLI photos.

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When will we know which is bigger, Pluto or Eris?

Posted by Emily Lakdawalla on 2014/04/30 12:11 CDT | 7 comments

We don't currently know whether Pluto is the biggest thing in the Kuiper belt or not. When will New Horizons give us the answer?

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This is the post where you can comment about the IAU planet definition

Posted by Emily Lakdawalla on 2014/04/30 12:09 CDT | 21 comments

An attempt to corral the discussion of the IAU planet definition in one place on planetary.org, so that we may be free to actually discuss Kuiper belt observations and scientific results on posts elsewhere on this site.

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Curiosity update, sols 597-610: Picking a drill site at the Kimberley

Posted by Emily Lakdawalla on 2014/04/24 01:14 CDT | 2 comments

After completing the initial reconnaissance of the Kimberley outcrop two weeks ago, Curiosity is, at last, moving toward a drill site. The science team selected the location last week: a spot near the base of Mount Remarkable, into what they have been calling the "middle unit" at the Kimberley.

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