tag:blogger.com,1999:blog-22973357.post2718515812867367284..comments2023-09-27T07:44:19.769-04:00Comments on Sabine Hossenfelder: Backreaction: ESA's Living Planet ProgramSabine Hossenfelderhttp://www.blogger.com/profile/06151209308084588985noreply@blogger.comBlogger29125tag:blogger.com,1999:blog-22973357.post-85641179267143201922010-03-23T15:13:59.459-04:002010-03-23T15:13:59.459-04:00By the way: on a more relevant note, I think it...By the way: on a more relevant note, I think it's <i>great</i> that the EU is getting busy with a space program that's relevant to the needs of our time. We need to understand the Earth better - it's fascinating, mysterious and incredibly important. And since NASA's <a href="http://www.newscientist.com/article/dn16657" rel="nofollow">Orbiting Carbon Observatory</a> crashed, and John Baezhttps://www.blogger.com/profile/11573268162105600948noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-65408165009061649732010-03-23T14:58:49.191-04:002010-03-23T14:58:49.191-04:00Steven wrote:
The Saucer shape could disengage ...Steven wrote:<br /><br /><i><br /><br />The Saucer shape could disengage from the rest of the ship for an emergency landing on a planet, hopefully one with a nitrogen/oxygen atmosphere and only a few pathogens.<br /><br /></i><br /><br />Ah yes. I remember them threatening to <a href="http://memory-alpha.org/en/wiki/Saucer_separation" rel="nofollow">detach the saucer section</a> during various John Baezhttps://www.blogger.com/profile/11573268162105600948noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-11565037587425739252010-03-23T10:40:16.836-04:002010-03-23T10:40:16.836-04:00Oops, make that Algorithmic Entropy. Sorry. But th...Oops, make that Algorithmic Entropy. Sorry. But there probably is an algebraic entropy, somewhere.Steven Colyerhttps://www.blogger.com/profile/10435759210177642257noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-27890664593702632452010-03-23T10:34:38.589-04:002010-03-23T10:34:38.589-04:00John Baez wrote: In Star Trek, the Enterprise has ...John Baez wrote: <b>In Star Trek, the Enterprise has a "sleek aerodynamic design", apparently for no reason except aesthetics.</b><br /><br />Almost. The Saucer shape could disengage from the rest of the ship for an emergency landing on a planet, hopefully one with a nitrogen/oxygen atmosphere and only a few pathogens.<br /><br />C'mon John, that's Trek 101. What are you doing Steven Colyerhttps://www.blogger.com/profile/10435759210177642257noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-11832174246049438782010-03-21T23:22:52.219-04:002010-03-21T23:22:52.219-04:00Entering new territory like Christopher Columbus, ...<i>Entering new territory like Christopher Columbus, we have good reasons to think that these new realms contain"new physics"-a world beyond the Old World of Fundamental particles and forces. Like Columbus, we have expectations about where our journey made lead us. And like Columbus, we do not know how far away the New World may lie, and our preconceptions may well be completely wrong.<PlatoHagelhttps://www.blogger.com/profile/00849253658526056393noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-80829125414385961642010-03-21T19:38:30.522-04:002010-03-21T19:38:30.522-04:00Hi John,
Not only does the enterprise have a slee...Hi John,<br /><br />Not only does the enterprise have a sleek aerodynamic design, it seems to have gravity inside!<br /><br />I enjoy the show, but cringe at the title of Lawrence Krauss' book, "The Physics of Star Trek," with a forward by Steven Hawking. No plans to read that one.<br /><br />Cheers, KrisKris Kroghhttps://www.blogger.com/profile/07340827856086381459noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-40819592574632477312010-03-21T17:27:06.707-04:002010-03-21T17:27:06.707-04:00Thanks for the info, Kris. It's nice to hear ...Thanks for the info, Kris. It's nice to hear that the aerodynamic design serves some useful purpose. <br /><br />In Star Trek, the Enterprise has a "sleek aerodynamic design", apparently for no reason except esthetics. The Klingons and Romulans too. Only the obnoxious Borg have the gall to make a starship shaped like a cube!John Baezhttps://www.blogger.com/profile/11573268162105600948noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-67561400651411877652010-03-21T15:25:37.952-04:002010-03-21T15:25:37.952-04:00Hi John,
"The sleek, elegant aerodynamic des...Hi John,<br /><br />"The sleek, elegant aerodynamic design of GOCE"<br /><br />is for real. It's measuring tiny gravitational perturbations to its orbit and the altitude is just 260 km. Even a little atmospheric drag and turbulence would be a problem. More <a href="http://www.esa.int/esaMI/GOCE/SEMSZL9NJTF_0.html" rel="nofollow">here</a>.<br /><br />Cheers, KrisKris Kroghhttps://www.blogger.com/profile/07340827856086381459noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-3900819653434080332010-03-21T13:57:50.568-04:002010-03-21T13:57:50.568-04:00Hi Uncle Al,
As related to Bee I could care less ...Hi Uncle Al,<br /><br />As related to Bee I could care less who is accredited for having pushed the envelope, as knowing that all such distinctions render to be of little substance respective of the reality. That being as to recognize what Bee was attempting to convey, that we reside in a world more reliant on the potentials, abilities and strengths of the whole, rather than those of any Phil Warnellhttps://www.blogger.com/profile/15671311338712852659noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-11253286160781503752010-03-21T13:48:19.198-04:002010-03-21T13:48:19.198-04:00This comment has been removed by the author.Phil Warnellhttps://www.blogger.com/profile/15671311338712852659noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-40428742834242952642010-03-21T13:15:05.744-04:002010-03-21T13:15:05.744-04:00Yes, I had seen that. Given how often I've see...Yes, I had seen that. Given how often I've seen this typo one is lead to suspect they do it on purpose.Sabine Hossenfelderhttps://www.blogger.com/profile/06151209308084588985noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-34617654608287817902010-03-21T13:13:49.170-04:002010-03-21T13:13:49.170-04:00America has become nothing compared to Europe. Ch...America has become nothing compared to Europe. Check out the headline,<br /><br />http://www.flickr.com/photos/skepchick/4445007033/Uncle Alhttps://www.blogger.com/profile/05056804084187606211noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-52798494525600191942010-03-21T13:05:26.356-04:002010-03-21T13:05:26.356-04:00Plato: Hah, I see you're better up to date tha...Plato: Hah, I see you're better up to date than me :-) Best,<br /><br />B.Sabine Hossenfelderhttps://www.blogger.com/profile/06151209308084588985noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-70209385693920213292010-03-21T13:04:49.145-04:002010-03-21T13:04:49.145-04:00The quotation marks in my post are actual quotes. ...The quotation marks in my post are actual quotes. Better examples for "scare quotes" can be found <a href="http://backreaction.blogspot.com/2010/03/gravity-is-entropy-is-gravity-is.html" rel="nofollow">here</a>.Sabine Hossenfelderhttps://www.blogger.com/profile/06151209308084588985noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-54748138380053497152010-03-21T12:58:28.527-04:002010-03-21T12:58:28.527-04:00"Scare quoting" doesn't really indic..."<a href="http://en.wikipedia.org/wiki/Scare_quotes" rel="nofollow">Scare quoting</a>" doesn't really indicate that you're "impressed" by either the "breakthrough technology" or the "collaboration".Johnhttps://www.blogger.com/profile/04483839798356386018noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-90646111219462454172010-03-21T12:48:06.269-04:002010-03-21T12:48:06.269-04:00Hi Phil,
Scientists need to be able to "work...Hi Phil,<br /><br />Scientists need to be able to "work with time variable measures" not just as cartographers of the old world?:)<br /><br /><a href="http://1.bp.blogspot.com/_cldxKGOzgeM/SAbVUdJnTKI/AAAAAAAAA7Q/OxCrvAcBZkI/s320/800px-Map_North_America_1566.jpg" rel="nofollow">Map of North America from 1566 showing both Terra In Cognita and Mare In Cognito.</a><br /><br /> <i><a PlatoHagelhttps://www.blogger.com/profile/00849253658526056393noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-90756045963361230582010-03-21T12:24:22.031-04:002010-03-21T12:24:22.031-04:00The instrument is able to detect the slight variat...The instrument is able to detect the slight variation in change over different spots on the earth.<br /><br />Using LIGO interferometer measure with use of beam of light, how would grace implement such deviations but to see the satellite drop in relation to it's counterpart?PlatoHagelhttps://www.blogger.com/profile/00849253658526056393noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-80630500651261678842010-03-21T12:20:58.978-04:002010-03-21T12:20:58.978-04:00GOCE delivering data for best gravity map ever
I...<a href="http://eskesthai.blogspot.com/2010/02/goce-delivering-data-for-best-gravity.html" rel="nofollow">GOCE delivering data for best gravity map ever</a> <br /><br />In order to progress views about the world we live in, it is necessary to be methodical on the limits of knowledge reached, as to know when knowledge can be moved forward.<br /><br /> <i>On planet Earth, we tend to think of thePlatoHagelhttps://www.blogger.com/profile/00849253658526056393noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-290536629347820972010-03-21T12:13:59.081-04:002010-03-21T12:13:59.081-04:00Hi Steven,
Don’t give up on your red, white and b...Hi Steven,<br /><br />Don’t give up on your red, white and blue, as it was your nation, along with the Soviet’s that had me to imagine this brave new world was actually possible to attain, rather than being only a dream. Strangely for me it all started with that <a href="http://www.amsat.org/amsat/features/sounds/sputnik1.wav" rel="nofollow">eerie beep</a> of sputnik as heard over a radio as a Phil Warnellhttps://www.blogger.com/profile/15671311338712852659noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-20947482544361601052010-03-21T12:07:40.196-04:002010-03-21T12:07:40.196-04:00the sleek, elegant aerodynamic design of GOCE imme...<i>the sleek, elegant aerodynamic design of GOCE immediately sets it apart from most other satellites.</i><br /><br />Aerodynamic design, eh? So they're planning on having it fall into the upper atmosphere?John Baezhttps://www.blogger.com/profile/11573268162105600948noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-4463376777967472022010-03-21T11:55:19.680-04:002010-03-21T11:55:19.680-04:00Hi Phil,
Yes, I agree, the one shouldn't excl...Hi Phil,<br /><br />Yes, I agree, the one shouldn't exclude the other. Best,<br /><br />B.Sabine Hossenfelderhttps://www.blogger.com/profile/06151209308084588985noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-60000774181274815212010-03-21T11:52:53.198-04:002010-03-21T11:52:53.198-04:00Hi Bee,
What I mean is as I said as not having it...Hi Bee,<br /><br />What I mean is as I said as not having it as unimportant, yet rather one should not be at the expense or exclusion of the other. Also its not to say I’m looking forward to living on other world or even my grandson to have such a hope, yet I’m afraid this ultimate dream has been lost to having us more concerned if we will live to breath another day. Simply put, as is true in Phil Warnellhttps://www.blogger.com/profile/15671311338712852659noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-51524772891229577042010-03-21T11:30:10.803-04:002010-03-21T11:30:10.803-04:00Hi Phil,
If you mean with "going elsewhere&q...Hi Phil,<br /><br />If you mean with "going elsewhere" that to find wonder and inspiration you need to place a human on another planet, then I cannot follow. We have a pretty damned amazing planet directly under our feet. You might not find it very inspiring to investigate it's inner dynamics, windfields, or temperature, but I think this is a scientifically very interesting area. Sabine Hossenfelderhttps://www.blogger.com/profile/06151209308084588985noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-64647590912127331142010-03-21T11:10:46.303-04:002010-03-21T11:10:46.303-04:00Hi Bee,
My point was not to have it thought that ...Hi Bee,<br /><br />My point was not to have it thought that I like one nation pitted against another, as to decide who that might be or to have competition serve as the sole engine of progress. What I was attempting to convey is the space programs today in general appear to be more focused inward then outward, with having maintenance, management and planetary stewardship more as what it’s beingPhil Warnellhttps://www.blogger.com/profile/15671311338712852659noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-36843956999270735512010-03-21T11:06:57.732-04:002010-03-21T11:06:57.732-04:00This comment has been removed by the author.Phil Warnellhttps://www.blogger.com/profile/15671311338712852659noreply@blogger.com