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Blog Archive

 

The OCO-2 First Light Spectra

Posted by David Crisp on 2014/08/15 01:27 CDT

Dr. David Crisp explains how NASA's Orbiting Carbon Observatory (OCO-2) works, and what its first light spectra tells his team about the spacecraft’s performance.

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Data From the Rescued ISEE-3 Spacecraft Have a New Internet Home

Posted by Jason Davis on 2014/08/14 03:00 CDT

"A Spacecraft for All" is a new website by Google Creative Labs that will host citizen science data from the ISEE-3 Reboot Project.

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Mars orbiters plan for their October encounter with comet Siding Spring

Posted by Emily Lakdawalla on 2014/08/13 06:00 CDT | 2 comments

Now that we have reasonable confidence that our Mars orbiters will be safe from the close passage of comet Siding Spring, we are free to be excited about the opportunity that the encounter represents. At a community workshop on August 11, representatives from Mars missions shared their plans for great comet science.

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LightSail Prepares for Its Day-in-the-Life Test

Posted by Jason Davis on 2014/08/12 08:14 CDT

LightSail-A's radio system has been fixed, and the spacecraft is now preparing for its August 20 day-in-the-life test.

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Mars Exploration Rovers Update: Opportunity Sets Historic Distance Record and Roves On
Sols 3710-3739

Posted by A.J.S. Rayl on 2014/08/08 12:13 CDT

It's official: Opportunity has traveled farther and lived longer than any other vehicle on another planet, driving to a place in history with an out-of-this-world distinction no one even imagined when the robot field geologist left Earth 11 years ago.

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Twinkling worlds in motion: New Horizons' first optical navigation images of Pluto and Charon

Posted by Emily Lakdawalla on 2014/08/07 02:31 CDT | 10 comments

What's that in the distance? A binary star? Those are two little round worlds dancing in circles, whirling around a point in space located between the two of them. It's Pluto and Charon, clearly separated by New Horizons' camera.

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Rendezvous with a crazy world

Posted by Daniel Fischer on 2014/08/06 01:27 CDT | 1 comment

Beaming scientists all around, spectacular images on large TV screens, and the best - or at least most exciting - yet to come: such was the extraordinary scene at the European Space Operations Centre in Darmstadt, Germany, today as the European Space Agency's Rosetta spacecraft reached its cometary destination.

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"We're at the comet!" Rosetta has arrived at comet 67P

Posted by Emily Lakdawalla on 2014/08/06 04:58 CDT | 9 comments

After a journey of more than a decade, Rosetta has finally arrived at comet 67P Churyumov-Gerasimenko. Confirmation of the successful rocket firing came at about 9:30 UTC via a webcast from ESA's Operations Centre in Darmstadt, Germany.

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Today's the day Rosetta arrives at a comet!

Posted by Emily Lakdawalla on 2014/08/05 11:15 CDT | 2 comments

In less than a day, Rosetta will officially arrive, becoming the first spacecraft ever to orbit a comet! Watch an ESA Livestream of the arrival, and check out the latest photos.

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Buzz Mercury's North Polar Region in This New MESSENGER Video

Posted by Jason Davis on 2014/08/05 09:31 CDT | 1 comment

A new video shows what a traveler aboard Mercury's MESSENGER spacecraft would see as they zipped over the planet's north polar region.

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Field Report From Mars: Sol 3737 – July 30, 2014

Posted by Larry Crumpler on 2014/08/04 04:44 CDT | 2 comments

Larry Crumpler updates us on the Opportunity rover, which now holds the distance record for a rover on another planet and is about to climb up its highest crater rim segment yet.

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Dawn Journal: Not-So-Quiet Cruise

Posted by Marc Rayman on 2014/08/01 05:35 CDT | 13 comments

Dawn's Mission Director updates us on the status of the mission, and tells us what Dawn and Star Wars have in common.

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[Updated]: NASA Selects 7 Science Instruments for its Next Mars Rover

Posted by Casey Dreier on 2014/07/31 01:16 CDT | 12 comments

Seven science instruments will help the Mars 2020 rover identify biosignatures and understand the history of the rocks it encounters on the surface of the red planet.

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NASA Announces the Suite of Science Instruments on its Next Mars Rover Today
Will search for signs of past life

Posted by Casey Dreier on 2014/07/31 04:13 CDT

Today marks the unveiling of the suite of science instruments that will travel to Mars to look for signs of past life and help determine samples to store for possible return to Earth. The next rover mission will launch in 2020.

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Rosetta update: Long journey to a comet nearly complete

Posted by Emily Lakdawalla on 2014/07/29 01:40 CDT | 4 comments

A journey of nearly a decade is almost over. Rosetta is making its final approach to comet 67P/Churyumov-Gerasimenko, and the comet's strange shape is beginning to come into focus. As of today, the spacecraft is only 2000 kilometers away from the comet, and 8 days away from arrival.

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Curiosity update, sols 671-696: Out of the landing ellipse, into ripples and pointy rocks

Posted by Emily Lakdawalla on 2014/07/24 05:55 CDT | 8 comments

For the last four weeks, the name of the game for Curiosity has been driving. But these weeks of driving have been more challenging than they used to be.

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Chang'e 3 update: Both rover and lander still alive at the end of their eighth lunar day

Posted by Emily Lakdawalla on 2014/07/21 07:26 CDT | 5 comments

Despite the fact that it hasn't moved for 6 months, the plucky Yutu rover on the Moon is still alive. Its signal is periodically detected by amateur radio astronomers, most recently on July 19. A story posted today by the Chinese state news agency offers a new hypothesis to explain the failure of the rover's mobility systems.

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New Horizons to take new photos of Pluto and Charon, beginning optical navigation campaign

Posted by Emily Lakdawalla on 2014/07/18 05:06 CDT | 6 comments

Technically, Pluto science observations don't begin for New Horizons until 2015, but the spacecraft will take a series of photos of Pluto and Charon from July 20 to 27 as it begins the first of four optical navigation campaigns.

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Quick Rosetta update: Churyumov-Gerasimenko is a contact binary!

Posted by Emily Lakdawalla on 2014/07/15 08:42 CDT | 17 comments

I could not wait to post these amazing new images of comet Churymov-Gerasimenko from Rosetta. The nucleus of the comet is clearly a contact binary -- two smaller (and unequally sized object) in close contact.

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Mars Exploration Rovers Update: Opportunity Nears End of Murray Ridge, Pillinger Point Christened
Sols 3680-3709

Posted by A.J.S. Rayl on 2014/07/03 03:44 CDT | 6 comments

Opportunity got off to a bumpy start in June, but the Mars Exploration Rover (MER) mission pressed on, continuing the exploration of Murray Ridge at the western rim of Endeavour Crater.

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