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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:

Pluto minus one day: Very first New Horizons Pluto encounter science results

Posted by Emily Lakdawalla on 2015/07/13 12:16 CDT | 15 comments

At a press briefing this morning, New Horizons principal investigator Alan Stern divulged some extremely preliminary first science results from the New Horizons Pluto encounter. Science results include Pluto's diameter and information on its surface composition and atmospheric escape.

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Zooming in to Pluto and Charon

Posted by Emily Lakdawalla on 2015/07/12 07:31 CDT | 9 comments

In the span of a few days, Pluto and Charon have turned from spots into worlds. The latest images from New Horizons are showing Pluto and Charon to have unique faces, distinct from any other icy worlds in the solar system.

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Two more brief mission updates: Philae makes contact; Akatsuki to perform course correction

Posted by Emily Lakdawalla on 2015/07/10 09:38 CDT | 6 comments

As a followup to yesterday's post about Dawn, Juno, and OSIRIS-REx, I have updates on two more missions. With this post, I hope to have cleared the decks so that I can focus on Pluto for the next week!

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Three mission updates: Trouble for Dawn at Ceres; A new plan for Juno; OSIRIS-REx coming together

Posted by Emily Lakdawalla on 2015/07/09 04:25 CDT | 6 comments

With all the focus on Pluto it's hard to keep up with all the other space missions currently exploring other planets. Here are brief updates on three of them.

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More than 2000 Rosetta NavCam images for your enjoyment

Posted by Emily Lakdawalla on 2015/07/07 02:10 CDT | 2 comments

Last week, the European Space Agency released the first set of images from Rosetta's navigational camera, or NavCam, from the phase of the mission that followed the Philae landing. That makes more than 3500 NavCam images that have been released from the comet phase of the mission.

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New Horizons "back in action" after safe mode event, ready to resume encounter science

Posted by Emily Lakdawalla on 2015/07/06 04:12 CDT | 10 comments

NASA held a press briefing today to explain the nature and cause of the spacecraft anomaly that halted science on New Horizons for four days as it was on its terminal approach to Pluto. As of the moment that I write this post, New Horizons is not yet performing science observations, but it will resume them tomorrow, July 7.

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New Horizons enters safe mode 10 days before Pluto flyby [UPDATED]

Posted by Emily Lakdawalla on 2015/07/05 10:25 CDT | 18 comments

New Horizons decided to put on a little 4th of July drama for the mission's fans. It's currently in safe mode, and it will likely be a day or two before it recovers and returns to science, but it remains on course for the July 14 flyby. Here's the mission update in its entirety.
[UPDATE]: Normal operations are planned to resume July 7.

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Pluto's progression: Third-to-last Pluto day before encounter

Posted by Emily Lakdawalla on 2015/07/03 08:49 CDT | 6 comments

Only two days remain until New Horizons' historic encounter with Pluto....two Pluto days, that is. Pluto and Charon rotate together once every 6.4 days, so as New Horizons has approached the pair over the last week, we've been treated to one stately progression of all of their longitudes.

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What to expect when you're expecting a flyby: Planning your July around New Horizons' Pluto Pictures (version 2)

Posted by Emily Lakdawalla on 2015/06/24 07:57 CDT | 22 comments

Three months ago, I posted an article explaining what to expect during the flyby. This is a revised version of the same post, with some errors corrected, the expected sizes of Nix and Hydra updated, and times of press briefings added.

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New Horizons update: Resolving features on Charon and seeing in color

Posted by Emily Lakdawalla on 2015/06/23 11:02 CDT | 13 comments

Only about three weeks remain until the flyby — it's getting really close! I almost don't want the anticipation to end. New Horizons is now getting color images and is seeing features on Charon. Deep searches have yielded no new moons.

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