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Blog Archive

 

IKAROS: Successful sail deployment and solar power generation! Hooray!!

Posted by Emily Lakdawalla on 2010/06/10 10:46 CDT

JAXA finally issued the formal announcement: they successfully expanded IKAROS' square sail!

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Progress -- with pictures! -- on IKAROS' sail deployment

Posted by Emily Lakdawalla on 2010/06/09 09:19 CDT

Several pictures from the sail deployment monitoring cameras showed up on the IKAROS blog overnight.

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IKAROS team proceeds with final stage of sail deployment!

Posted by Emily Lakdawalla on 2010/06/08 11:32 CDT

Just a brief update on IKAROS: According to their blog, JAXA has decided to proceed with the final stage of IKAROS' sail deployment.

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Lunokhod found on the Moon -- and on Earth, too

Posted by Emily Lakdawalla on 2010/03/17 12:26 CDT

Yesterday I posted a bit of a Lunar Reconnaissance Orbiter camera image showing the tracks of the Russian Lunokhod 2 rover. Today, I can post for you an image showing the rover's final resting place

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A teeny weeny bit of movement in Spirit's right front wheel

Posted by Emily Lakdawalla on 2009/12/14 01:12 CST

The ever-vigilant Doug Ellison just posted this animation, which really actually does show a teeny tiny bit of motion in the right front wheel. If you don't notice any motion, look closer.

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Encouraging motion on Spirit

Posted by Emily Lakdawalla on 2009/11/19 04:54 CST

It really looks like the second attempt at driving Spirit out of the trap has had the hoped-for result: some forward progress (maybe about a centimeter), and no evidence for further downward sinking.

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Results of the first "Free Spirit" extrication drive, sol 2088: not much, as expected

Posted by Emily Lakdawalla on 2009/11/17 03:20 CST

Even though all of us rover fans know that Spirit is really, really stuck, I think I'm not the only one who was secretly hoping that today's images downlinked from Spirit would show that the rover had magically popped out of the ground overnight. Of course, she didn't.

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New HiRISE image of Spirit at Home Plate

Posted by Emily Lakdawalla on 2009/09/03 01:43 CDT

There's a lovely new color HiRISE image of Spirit at Home Plate. It was captured on July 16 (sol 1,968), and Spirit is firmly entrenched at Troy, on the western side of Home Plate.

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Dust storm update: Skies clearing for Spirit

Posted by Emily Lakdawalla on 2009/09/02 12:25 CDT

For a while, Mars was beating Spirit while she was down, throwing a dust storm at the rover where it's bogged up to its hubcaps in fluffy soil When lots of dust is lofted into the sky, the hazard is that when it comes down, it may come down on the rover and its solar panels. But it appears things on Spirit are still pretty clean.

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Gravity's Bow

Posted by Timothy Reed on 2009/06/15 03:56 CDT

Timothy Reed explains how optical telescopes are tested for gravity sag, and the methods used to counteract or compensate for it.

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Atlantis and Crew Return Safely to Earth after Rejuvenating Hubble

Posted by Ken Kremer on 2009/05/25 03:57 CDT

Space Shuttle Atlantis and her crew of 7 astronauts glided in to a smooth and triumphant touchdown today, Sunday, May 24.

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Farewell to Hubble, Obama Calls, Astronauts Testify to Congress as Shuttle is Set to Land

Posted by Ken Kremer on 2009/05/22 05:13 CDT

Farewell to Hubble, Obama Calls, Astronauts Testify to Congress as Shuttle is Set to Land

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Fly me to the Moon...

Posted by Jim Bell on 2009/05/04 12:46 CDT

Jim Bell describes his proposal to join the Lunar Reconnaissance Orbiter Cameras science team.

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What's left to do in assembling the Space Station

Posted by Emily Lakdawalla on 2008/05/07 06:25 CDT

A little project I've been wanting to do for some time, combing the NASA archives for photos that document the assembly of the International Space Station.

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"Return of the Falcon," a new animation of the Hayabusa mission

Posted by Emily Lakdawalla on 2007/11/26 04:38 CST

JAXA has released a 30-minute video of the Hayabusa mission, "Return of the Falcon," combining computer animation with actual footage of the construction and launch as well as images from the spacecraft of Itokawa.

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Dawn Launch: A Brilliant Flash and a Thunderous Roar!

Posted by Ken Kremer on 2007/09/27 09:37 CDT

At 7:34 a.m. EDT the Delta II Heavy roared off launch pad 17 B at Cape Canaveral with a brilliant flash of glowing orange light and billowing white smoke.

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