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	<title>Comments on: Media Botches Story on Obama&#8217;s NASA Plans</title>
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		<title>By: Larry J</title>
		<link>http://pajamasmedia.com/blog/media-botches-story-on-obamas-nasa-plans/comment-page-1/#comment-179958</link>
		<dc:creator>Larry J</dc:creator>
		<pubDate>Wed, 07 Jan 2009 20:22:45 +0000</pubDate>
		<guid isPermaLink="false">http://pajamasmedia.com/?p=43363#comment-179958</guid>
		<description>&lt;I&gt;AlexinCT is confusing a direct-ascent ASAT (clearly demonstrated by the Chinese two years ago) with a co-orbital ASAT (for which there is no clear evidence of development by the Chinese). A direct-ascent ASAT, moreover, would not be effective against spacecraft in MEO (GPS) or GEO (communications).&lt;/i&gt;

Just about any satellite with maneuvering capability could be used as a co-orbital ASAT. Plus, sometimes you don&#039;t need to slam into a satellite to put it out of action. For example, if you obscure the Earth and/or sun sensors, you&#039;ll cause most satellites to trip into survival mode. You can do that with little more than a spray can if you maneuver close enough. The Chinese have demonstrated a good proximity operations capability.

Their current direct ascent ASAT can&#039;t go to MEO or LEO but the same kill vehicle on a bigger booster could.</description>
		<content:encoded><![CDATA[<p><i>AlexinCT is confusing a direct-ascent ASAT (clearly demonstrated by the Chinese two years ago) with a co-orbital ASAT (for which there is no clear evidence of development by the Chinese). A direct-ascent ASAT, moreover, would not be effective against spacecraft in MEO (GPS) or GEO (communications).</i></p>
<p>Just about any satellite with maneuvering capability could be used as a co-orbital ASAT. Plus, sometimes you don&#8217;t need to slam into a satellite to put it out of action. For example, if you obscure the Earth and/or sun sensors, you&#8217;ll cause most satellites to trip into survival mode. You can do that with little more than a spray can if you maneuver close enough. The Chinese have demonstrated a good proximity operations capability.</p>
<p>Their current direct ascent ASAT can&#8217;t go to MEO or LEO but the same kill vehicle on a bigger booster could.</p>
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		<title>By: Rand Simberg</title>
		<link>http://pajamasmedia.com/blog/media-botches-story-on-obamas-nasa-plans/comment-page-1/#comment-179801</link>
		<dc:creator>Rand Simberg</dc:creator>
		<pubDate>Wed, 07 Jan 2009 15:46:37 +0000</pubDate>
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		<description>&lt;em&gt;I wouldn’t accuse Heinlein of promulgating myths. In that story they had a huge linear accelerator that could throw boxcar sized cargoes at any target on Earth. That’s plenty useful militarily!&lt;/em&gt;

Not really.  It&#039;s a very inefficient use of the energy from a weaponry standpoint, and the planet would see it coming days away.  And the launcher would simply be taken out with a nuke.</description>
		<content:encoded><![CDATA[<p><em>I wouldn’t accuse Heinlein of promulgating myths. In that story they had a huge linear accelerator that could throw boxcar sized cargoes at any target on Earth. That’s plenty useful militarily!</em></p>
<p>Not really.  It&#8217;s a very inefficient use of the energy from a weaponry standpoint, and the planet would see it coming days away.  And the launcher would simply be taken out with a nuke.</p>
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		<title>By: Kevin R.C. O'Brien</title>
		<link>http://pajamasmedia.com/blog/media-botches-story-on-obamas-nasa-plans/comment-page-1/#comment-179751</link>
		<dc:creator>Kevin R.C. O'Brien</dc:creator>
		<pubDate>Wed, 07 Jan 2009 13:42:11 +0000</pubDate>
		<guid isPermaLink="false">http://pajamasmedia.com/?p=43363#comment-179751</guid>
		<description>Thanks for the list, &quot;huh.&quot;

To me, the most impressive remains the Mars rovers. Five years into a ninety day mission to a harsh environment -- and still truckin&#039;. (Well, Opportunity is, anyway&#039; Spirit&#039;s a hurtin&#039; puppy but not yet down and out).

A funny thing about journalism -- journalists are generalists (I was an aviation &amp; space journalist for several years). The specialist space journalist is a dying breed (Alan Boyle is almost the last man standing). When the generalists write about your particular field, you can see their errors and mistaken assumptions. But when they write about other fields, most people assume the journalists are getting it right. It&#039;s interesting to get a pilot, a doctor, a soldier, and a manufacturer together to talk about what the press writes about their respective professions. 

There&#039;s no great conspiracy, just the human capacity for Getting It Wrong given a megaphone.</description>
		<content:encoded><![CDATA[<p>Thanks for the list, &#8220;huh.&#8221;</p>
<p>To me, the most impressive remains the Mars rovers. Five years into a ninety day mission to a harsh environment &#8212; and still truckin&#8217;. (Well, Opportunity is, anyway&#8217; Spirit&#8217;s a hurtin&#8217; puppy but not yet down and out).</p>
<p>A funny thing about journalism &#8212; journalists are generalists (I was an aviation &amp; space journalist for several years). The specialist space journalist is a dying breed (Alan Boyle is almost the last man standing). When the generalists write about your particular field, you can see their errors and mistaken assumptions. But when they write about other fields, most people assume the journalists are getting it right. It&#8217;s interesting to get a pilot, a doctor, a soldier, and a manufacturer together to talk about what the press writes about their respective professions. </p>
<p>There&#8217;s no great conspiracy, just the human capacity for Getting It Wrong given a megaphone.</p>
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		<title>By: huh</title>
		<link>http://pajamasmedia.com/blog/media-botches-story-on-obamas-nasa-plans/comment-page-1/#comment-179643</link>
		<dc:creator>huh</dc:creator>
		<pubDate>Wed, 07 Jan 2009 04:12:32 +0000</pubDate>
		<guid isPermaLink="false">http://pajamasmedia.com/?p=43363#comment-179643</guid>
		<description>@ John Work

A few things NASA has done since Apollo:

120+ shuttle launches
Hubble Space Telescope
Compton Gamma Ray Observatory
Chandra X-ray Observatory
Spitzer Space Telescope
Cosmic Background Explorer
Unmanned missions to every planet in the solar system 
Mars Exploration Rovers
Mars Reconnaissance Orbiter
Phoenix Mars Lander
Cassini Probe
NEAR Shoemaker
Deep Space 1 &amp; 2
Stardust
Deep Impact
Dawn

I&#039;m not saying NASA isn&#039;t a bureaucracy and doesn&#039;t have waster but given its small share of the US budget, I&#039;d say we get pretty good ROI.

Here is a list of NASA missions for anyone interested:

http://en.wikipedia.org/wiki/List_of_NASA_missions</description>
		<content:encoded><![CDATA[<p>@ John Work</p>
<p>A few things NASA has done since Apollo:</p>
<p>120+ shuttle launches<br />
Hubble Space Telescope<br />
Compton Gamma Ray Observatory<br />
Chandra X-ray Observatory<br />
Spitzer Space Telescope<br />
Cosmic Background Explorer<br />
Unmanned missions to every planet in the solar system<br />
Mars Exploration Rovers<br />
Mars Reconnaissance Orbiter<br />
Phoenix Mars Lander<br />
Cassini Probe<br />
NEAR Shoemaker<br />
Deep Space 1 &amp; 2<br />
Stardust<br />
Deep Impact<br />
Dawn</p>
<p>I&#8217;m not saying NASA isn&#8217;t a bureaucracy and doesn&#8217;t have waster but given its small share of the US budget, I&#8217;d say we get pretty good ROI.</p>
<p>Here is a list of NASA missions for anyone interested:</p>
<p><a href="http://en.wikipedia.org/wiki/List_of_NASA_missions" rel="nofollow">http://en.wikipedia.org/wiki/List_of_NASA_missions</a></p>
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		<title>By: yg1968</title>
		<link>http://pajamasmedia.com/blog/media-botches-story-on-obamas-nasa-plans/comment-page-1/#comment-179640</link>
		<dc:creator>yg1968</dc:creator>
		<pubDate>Wed, 07 Jan 2009 04:01:17 +0000</pubDate>
		<guid isPermaLink="false">http://pajamasmedia.com/?p=43363#comment-179640</guid>
		<description>I meant that Ares I is meant to be used with Ares V in order to get to the moon. I realize that Ares I (with the Orion capsule) by itself can&#039;t get to the moon.</description>
		<content:encoded><![CDATA[<p>I meant that Ares I is meant to be used with Ares V in order to get to the moon. I realize that Ares I (with the Orion capsule) by itself can&#8217;t get to the moon.</p>
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		<title>By: Brent Michael Krupp</title>
		<link>http://pajamasmedia.com/blog/media-botches-story-on-obamas-nasa-plans/comment-page-1/#comment-179629</link>
		<dc:creator>Brent Michael Krupp</dc:creator>
		<pubDate>Wed, 07 Jan 2009 02:48:20 +0000</pubDate>
		<guid isPermaLink="false">http://pajamasmedia.com/?p=43363#comment-179629</guid>
		<description>I wouldn&#039;t accuse Heinlein of promulgating myths. In that story they had a huge linear accelerator that could throw boxcar sized cargoes at any target on Earth. That&#039;s plenty useful militarily!

The Moon Is A Harsh Mistress doesn&#039;t say anything about the military value of simply having a base on the moon which, of course, isn&#039;t terribly high.</description>
		<content:encoded><![CDATA[<p>I wouldn&#8217;t accuse Heinlein of promulgating myths. In that story they had a huge linear accelerator that could throw boxcar sized cargoes at any target on Earth. That&#8217;s plenty useful militarily!</p>
<p>The Moon Is A Harsh Mistress doesn&#8217;t say anything about the military value of simply having a base on the moon which, of course, isn&#8217;t terribly high.</p>
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		<title>By: Jeff</title>
		<link>http://pajamasmedia.com/blog/media-botches-story-on-obamas-nasa-plans/comment-page-1/#comment-179608</link>
		<dc:creator>Jeff</dc:creator>
		<pubDate>Wed, 07 Jan 2009 00:59:28 +0000</pubDate>
		<guid isPermaLink="false">http://pajamasmedia.com/?p=43363#comment-179608</guid>
		<description>AlexinCT is confusing a direct-ascent ASAT (clearly demonstrated by the Chinese two years ago) with a co-orbital ASAT (for which there is no clear evidence of development by the Chinese).  A direct-ascent ASAT, moreover, would not be effective against spacecraft in MEO (GPS) or GEO (communications).</description>
		<content:encoded><![CDATA[<p>AlexinCT is confusing a direct-ascent ASAT (clearly demonstrated by the Chinese two years ago) with a co-orbital ASAT (for which there is no clear evidence of development by the Chinese).  A direct-ascent ASAT, moreover, would not be effective against spacecraft in MEO (GPS) or GEO (communications).</p>
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		<title>By: Brian W</title>
		<link>http://pajamasmedia.com/blog/media-botches-story-on-obamas-nasa-plans/comment-page-1/#comment-179605</link>
		<dc:creator>Brian W</dc:creator>
		<pubDate>Wed, 07 Jan 2009 00:49:03 +0000</pubDate>
		<guid isPermaLink="false">http://pajamasmedia.com/?p=43363#comment-179605</guid>
		<description>I did not miss the direct ascent ASAT test in Jan 07.  I was in the USAF at the time and intimately involved in that event.

All three documents referenced (Bloomberg piece, China Committee Report, China Military Power Report) clearly state that in addition to the direct ascent ASAT weapon they tested, the Chinese are developing a co-orbital ASAT weapon.  But none of them actually cite any evidence to the fact, other than each other.

Direct ascent and co-orbital ASAT systems are completely different weapons from each other and you cannot simply turn one into the other.</description>
		<content:encoded><![CDATA[<p>I did not miss the direct ascent ASAT test in Jan 07.  I was in the USAF at the time and intimately involved in that event.</p>
<p>All three documents referenced (Bloomberg piece, China Committee Report, China Military Power Report) clearly state that in addition to the direct ascent ASAT weapon they tested, the Chinese are developing a co-orbital ASAT weapon.  But none of them actually cite any evidence to the fact, other than each other.</p>
<p>Direct ascent and co-orbital ASAT systems are completely different weapons from each other and you cannot simply turn one into the other.</p>
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		<title>By: AlexinCT</title>
		<link>http://pajamasmedia.com/blog/media-botches-story-on-obamas-nasa-plans/comment-page-1/#comment-179560</link>
		<dc:creator>AlexinCT</dc:creator>
		<pubDate>Tue, 06 Jan 2009 22:01:03 +0000</pubDate>
		<guid isPermaLink="false">http://pajamasmedia.com/?p=43363#comment-179560</guid>
		<description>Brian W says: &quot;&lt;i&gt;&lt;b&gt;I haven’t seen one shred of evidence that such a co-orbital ASAT program is underway, except for a continuous stream of reports from the US that use each other as references&lt;/b&gt;&lt;/i&gt;.&quot;

You missed that &lt;a href=&quot;http://www.washingtonpost.com/wp-dyn/content/article/2007/01/23/AR2007012300114.html&quot; rel=&quot;nofollow&quot;&gt;Chicomm kinetic live test everyone got pissed off about because it destroyed a satellite and left tons of debris in orbit&lt;/a&gt;? Whose satillites do you think these things are intended to hit? The Euroweenies? Japan? No, the Chinese are hoping to cripple US satellites when they finally make a move and take us on. 

This is one of China&#039;s top priorities because destroying the GPS system and US communications would immediately remove the most important US technical &amp; teactical advantage and allow numbers to make a difference.</description>
		<content:encoded><![CDATA[<p>Brian W says: &#8220;<i><b>I haven’t seen one shred of evidence that such a co-orbital ASAT program is underway, except for a continuous stream of reports from the US that use each other as references</b></i>.&#8221;</p>
<p>You missed that <a href="http://www.washingtonpost.com/wp-dyn/content/article/2007/01/23/AR2007012300114.html" rel="nofollow">Chicomm kinetic live test everyone got pissed off about because it destroyed a satellite and left tons of debris in orbit</a>? Whose satillites do you think these things are intended to hit? The Euroweenies? Japan? No, the Chinese are hoping to cripple US satellites when they finally make a move and take us on. </p>
<p>This is one of China&#8217;s top priorities because destroying the GPS system and US communications would immediately remove the most important US technical &amp; teactical advantage and allow numbers to make a difference.</p>
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		<title>By: Anonymous</title>
		<link>http://pajamasmedia.com/blog/media-botches-story-on-obamas-nasa-plans/comment-page-1/#comment-179559</link>
		<dc:creator>Anonymous</dc:creator>
		<pubDate>Tue, 06 Jan 2009 22:00:17 +0000</pubDate>
		<guid isPermaLink="false">http://pajamasmedia.com/?p=43363#comment-179559</guid>
		<description>Brian W says: &quot;&lt;i&gt;&lt;b&gt;I haven’t seen one shred of evidence that such a co-orbital ASAT program is underway, except for a continuous stream of reports from the US that use each other as references&lt;/b&gt;&lt;/i&gt;.&quot;

You missed that &lt;a href=&quot;http://www.washingtonpost.com/wp-dyn/content/article/2007/01/23/AR2007012300114.html&quot; rel=&quot;nofollow&quot;&gt;Chicomm kinetic live test everyone got pissed off about because it destroyed a satellite and left tons of debris in orbit&lt;/a&gt;? Whose satillites do you think these things are intended to hit? The Euroweenies? Japan? No, the Chinese are hoping to cripple US satellites when they finally make a move and take us on. 

This is one of China&#039;s top priorities because destroying the GPS system and US communications would immediately remove the most important US technical &amp; teactical advantage and allow numbers to make a difference.</description>
		<content:encoded><![CDATA[<p>Brian W says: &#8220;<i><b>I haven’t seen one shred of evidence that such a co-orbital ASAT program is underway, except for a continuous stream of reports from the US that use each other as references</b></i>.&#8221;</p>
<p>You missed that <a href="http://www.washingtonpost.com/wp-dyn/content/article/2007/01/23/AR2007012300114.html" rel="nofollow">Chicomm kinetic live test everyone got pissed off about because it destroyed a satellite and left tons of debris in orbit</a>? Whose satillites do you think these things are intended to hit? The Euroweenies? Japan? No, the Chinese are hoping to cripple US satellites when they finally make a move and take us on. </p>
<p>This is one of China&#8217;s top priorities because destroying the GPS system and US communications would immediately remove the most important US technical &amp; teactical advantage and allow numbers to make a difference.</p>
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