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Ringing in the New Year with two new arrivals to the Moon

Emily Lakdawalla • December 28, 2011

The twin GRAIL spacecraft are nearly at the end of their three-month cruises to the Moon. Currently being discussed is an extended mission for GRAIL that would begin after the June eclipse and last through most of December 2012.

GRAIL A and B are on their way to the Moon!

Emily Lakdawalla • September 10, 2011

After some exasperating delays due to pesky and changeable high-level winds, the twin GRAIL spacecraft launched this morning on their trip to the Moon.

Here we go again: GRAIL set to launch today

Emily Lakdawalla • September 10, 2011

GRAIL is trying for launch today at 8:29 PDT / 12:29 UT or 9:08 PDT / 6:08 UT., and here I am at 5:00 am my time ready to watch. As before, I'm watching the feed through Spaceflight Now's GRAIL mission status center.

GRAIL update: Next launch attempt planned for Saturday

Emily Lakdawalla • September 08, 2011

Just a brief update: SpaceflightNow reports no attempt will be made to launch GRAIL tomorrow. The next launch opportunity is Saturday.

From the "Just Plain Cool" department: Time-lapse photo of GRAIL's Delta 2 tower rollback

Emily Lakdawalla • September 08, 2011

The terrific launch photographer Ben Cooper is at the Cape waiting for GRAIL's Delta 2 rocket to take off, and last night he took this very cool photo.

How to watch the GRAIL launch on Thursday

Emily Lakdawalla • September 06, 2011

The twin spacecraft of the GRAIL lunar gravity mission are set to launch side-by-side on a Delta II rocket on Thursday, September 8. Here's all the places where you can find information about the upcoming launch.

Nifty GRAIL animation

Emily Lakdawalla • August 25, 2011

A pair of lunar spacecraft is launching in two weeks, and NASA had their preview press briefing this morning. Notable from that briefing was this spiffy video.

GRAIL twins together on their rocket

Emily Lakdawalla • August 18, 2011

It's the first time I've ever seen anything like this -- two identical spacecraft, side by side on one launch adapter ring.

365 Days of Astronomy Podcast: Unmanned Space Exploration in 2011

Emily Lakdawalla • January 12, 2011

Today the 365 Days of Astronomy podcast aired my contribution, Unmanned Space Exploration in 2011, about what to look forward to in solar system exploration this year.

Bill Nye and people
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