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Movie of Phobos and Deimos from Curiosity: super cool and scientifically useful

Emily Lakdawalla • August 16, 2013

Yesterday, the Curiosity mission released the video whose potential I got so excited about a couple of weeks ago: the view, from Curiosity, of Phobos transiting Deimos in the Martian sky. In this post, Mark Lemmon answers a bunch of my questions about why they photograph Phobos and Deimos from rovers.

Asteroid Telescope First Light

Bruce Betts • August 16, 2013

Using a Shoemaker NEO Grant a new telescope is operating in Illinois to do asteroid tracking.

Dwarf planet, wassup?

Emily Lakdawalla • August 16, 2013

In which the fifth graders of Kipp Heartwood Academy argue the competing sides in the is-Pluto-a-planet debate through the medium of rap.

Book review: Europe to the Stars, by Govert Schilling and Lars Lindberg Christensen

Emily Lakdawalla • August 16, 2013

The world's great telescopes capture stunning photographs of stars, nebulae, and other sky phenomena. In Europe to the Stars, authors Govert Schilling and Lars Lindberg Christensen share many such photos. But the real stars of this book are the great telescopes of the European Southern Observatory.

August Advocacy Update: Where We Stand

Casey Dreier • August 15, 2013

Planetary exploration sees strong support from both parties in the current budget process, but we have a long way to go before a budget is passed this year.

Dream Chaser mini-shuttle prepares for free flight tests

Jason Davis • August 15, 2013

Sierra Nevada Corporation's Dream Chaser spacecraft recently completed a series of range and taxi tow tests, which pave the way for free flights that could begin this fall.

Pretty picture: spectacular Saturn and Titan

Emily Lakdawalla • August 15, 2013

A lovely view of the ringed planet and its hazy moon seen from nearly behind them just a few days ago.

SMAP Under Construction: Field trip to the Spacecraft Assembly Facility

Emily Lakdawalla • August 14, 2013

Yesterday I enjoyed my second-ever opportunity to suit up and enter the clean room of the Spacecraft Assembly Facility at the Jet Propulsion Laboratory. On display were SMAP, an Earth orbiting radar mission, and ISS-RapidScat, which will perform a different radar experiment from the Space Station.

Pretty Picture: A Plethora of Perseids

Jason Davis • August 14, 2013

A pretty picture of the Perseid meteor shower from Mount Lemmon, Ariz.

Comet ISON lives on! (we think...)

Karl Battams • August 13, 2013

For several weeks now, ground-based observers have been blind to Comet ISON as our local star was sitting directly between us and the comet. I am delighted to share two pieces of good news: first, that ISON is still alive and well, and secondly that it has been recovered.

Back to the Future With NIAC Program Exec Jay Falker

Mat Kaplan • August 13, 2013

This week's Planetary Radio talks with the head of the NASA Innovative Advanced Concepts Program about its mission and 12 newly-funded projects that could change the world.

A Turn of the Kaleidoscope

Bill Dunford • August 12, 2013

New images from Mars.

Want to learn how to process space images? Take my Cosmoquest Academy class!

Emily Lakdawalla • August 09, 2013

The Planetary Society and Cosmoquest have teamed up to offer a short course in space image processing, and I'll be teaching! The course comprises four one-hour sessions from October 14 to 23.

Interplanetary eyes on the lookout for comet ISON

Daniel Fischer • August 09, 2013

Space blogger Daniel Fischer provides a preview of the exciting interplanetary observing campaign that has recently begun to study comet C/2012 S1 (ISON) from vantage points across the solar system.

NASA Leadership Moving On

Casey Dreier • August 09, 2013

Both Deputy Administrator Lori Garver and CFO Beth Robinson are leaving NASA within the next few months.

The coolest video of an expanding supernova you'll see today

Jason Davis • August 09, 2013

Professional astrophotographer Adam Block created a video showing the expansion of M1, the Crab Nebula, using two images taken more than a decade apart.

Beautiful science by Elektro-L

Vitaliy Egorov • August 08, 2013

Six months ago, I wrote about the Russian weather satellite Elektro-L, which has more than two years of successful experience in the geostationary orbit. Then I promised that I would be here to share the materials that we collected. I think it's time to deliver on the promise.

"Water on Mars" in Sky & Telescope

Emily Lakdawalla • August 08, 2013

A shameless plug for my article on "Water on Mars," the cover story in the September issue of Sky & Telescope.

Mysterious tides in the Martian atmosphere

Armin Kleinboehl • August 07, 2013

Observations made by the Mars Climate Sounder, an instrument aboard NASA’s Mars Reconnaissance Orbiter, have revealed new information about atmospheric tides on the Red Planet.

Curiosity's first year on Mars: Where's the science?

Emily Lakdawalla • August 07, 2013

Yesterday was the first anniversary of Curiosity's landing on Mars, and there was much rejoicing. It's been fun to look back at that exciting day, and it's been an opportunity to reflect on what Curiosity has accomplished in her first year. What science do we have to show for it?

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