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Days of Downs and Ups

Mat Kaplan • November 04, 2010

Discovery has suffered an electrical problem related to one of the main engines. Thanks to delays related to that, and to weather concerns, the launch was scrubbed until Friday at 3:04pm.

Hartley 2's jets

Emily Lakdawalla • November 04, 2010

It was a very happy set of scientists, engineers, managers, and administrators who filled the Jet Propulsion Laboratory's Von Karman auditorium this afternoon to do the postgame show on Deep Impact's flyby of Hartley 2.

Animation of the five closest-approach Hartley 2 images

Emily Lakdawalla • November 04, 2010

Those of you who follow my blog must have known this was coming: now that I got all five new Deep Impact images of Comet Hartley 2 posted and explained, I had to make an animation. Here they are.

Five close-approach images of Hartley 2 by Deep Impact, with commentary

Emily Lakdawalla • November 04, 2010

Here's the five close-approach images of Hartley 2 captured today, November 4, 2010, by the Deep Impact spacecraft, collected into one file. Boy, do these images reward close examination!

Close approach images of Hartley 2!

Emily Lakdawalla • November 04, 2010

What a dramatic and cool photo! An asteroid with two lobes like Borrelly, lumpy and bouldery like Itokawa, with gorgeous active jets, dramatically lit. Well done, Deep Impact team!

Deep Impact successfully passed closest approach, signal reaquired, data downlinking

Emily Lakdawalla • November 04, 2010

Just a very brief update to congratulate the Deep Impact team on what was apparently a successful flyby of Hartley 2!

Deep Impact's encounter with Hartley 2 is beginning; flyby in 17 hours

Emily Lakdawalla • November 03, 2010

According to the mission timeline, the Deep Impact high-resolution observations of Hartley 2 are beginning in just a few minutes, at 20:50 according to the clock on the spacecraft.

Dawn Journal: Approaching Conjunction

Marc Rayman • November 03, 2010

Continuing its journey to collect treats in the main asteroid belt, Dawn is making excellent progress toward its July 2011 rendezvous with protoplanet Vesta.

Carnival of Space #176 and Lou's View

Emily Lakdawalla • November 03, 2010

Travel to Kentucky for the 176th Carnival of Space -- bet you didn't know Kentucky had space industry!

Discovery Launch at T-22 Hours: A Study in Contrasts and Enthusiasm

Mat Kaplan • November 02, 2010

Mat Kaplan is at the Kennedy Space Center, 22 hours before shuttle Discovery is due to launch. Parts of the KSC are old and uncared for, while others are at the bleeding edge of space-flight technology.

Space Shuttle: Not Designed by Hollywood

Mat Kaplan • November 02, 2010

A brief musing on the public opinion of the shuttle when it was first unveiled, and now, as it's about to be retired.

Deep Impact movies of outbursts from Hartley 2

Emily Lakdawalla • November 01, 2010

Since comet Hartley 2 -- the target of Deep Impact's November 4 flyby -- is near its perihelion, it's no surprise that it's an active comet with lots of outbursts.

There is something about the space shuttle...

Mat Kaplan • November 01, 2010

Mat Kaplan relays his experiences and thoughts as he makes his way to the Kennedy Space Center to witness the launch of the shuttle Discovery.

Three days until Deep Impact's encounter with Hartley 2

Emily Lakdawalla • November 01, 2010

The week is finally here: Deep Impact flies past Hartley 2, the smallest comet yet to be visited by a spacecraft, on Thursday, November 4 at 13:50 UTC.

Mars Exploration Rovers Update: Spirit Remains Silent, Opportunity Pushes on to Endeavour

A.J.S. Rayl • October 31, 2010

For the Mars Exploration Rovers, October was a lot like September, which was a lot like August: Spirit continued hibernating at Gusev Crater or so it appears since the rover didn't phone home; and Opportunity picked up the pace to Endeavour Crater again, setting new driving records and marking more milestones along the way.

Arecibo images show Hartley 2 is elongated

Emily Lakdawalla • October 29, 2010

Comet Hartley 2, the target for Deep Impact's close flyby (now just six days away!) made its closest approach to Earth on October 20, at a distance of 17.7 million kilometers.

Pretty picture: Three moons of Saturn

Emily Lakdawalla • October 29, 2010

The Cassini Raw Images Website always offers rewards to the browser. This evening I found the raw images necessary to create this color composite, showing the hazy orange moon Titan, the mid-sized icy moon Dione, and the tiny rock Prometheus all at the same time.

In which I report on w00tstock and wonder how to get nerds more excited about real space exploration

Emily Lakdawalla • October 28, 2010

(I promise that this post will get around to the subject of space exploration in a couple of paragraphs.)

What's up in the solar system in November 2010

Emily Lakdawalla • October 27, 2010

The major event of the month will be, of course, Deep Impact's flyby of small comet Hartley 2, which happens at 13:50 UTC on November 4. But there's some other things to take note of.

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