[meteorite-list] '100 percent' chance for life on newly foundplanet?
From: Sterling K. Webb <sterling_k_webb_at_meteoritecentral.com>
Date: Wed, 6 Oct 2010 16:43:50 -0500 Message-ID: <BFBD06D9137E445F8EE06FF87B571CE3_at_ATARIENGINE2> The message has already been sent! Social Networking has reached out to the stars. In October 2008, members of the networking website Bebo beamed A Message From Earth, a high-power transmission at Gliese 581, using the RT-70 radio telescope belonging to the National Space Agency of Ukraine. This transmission is due to arrive in the Gliese 581 system's vicinity by the year 2029; the earliest possible arrival for a response, should there be one, would be in 2049. Transmission of such a message from U.S. soil is a criminal offense, I believe. Or at least, frowned upon. Sterling K. Webb ----------------------------------------------------------------------------------- ----- Original Message ----- From: "Thunder Stone" <stanleygregr at hotmail.com> To: <sterling_k_webb at sbcglobal.net>; <meteorite-list at meteoritecentral.com>; <steve.dunklee at yahoo.com> Sent: Wednesday, October 06, 2010 4:22 PM Subject: Re: [meteorite-list] '100 percent' chance for life on newly foundplanet? Ok then - how about a Radio Transmission. I would assume we are doing this. What would we send? We gotta do something! Greg S. ---------------------------------------- > From: sterling_k_webb at sbcglobal.net > To: meteorite-list at meteoritecentral.com; stanleygregr at hotmail.com; > steve.dunklee at yahoo.com > CC: clp at alumni.caltech.edu > Subject: Re: [meteorite-list] '100 percent' chance for life on newly > foundplanet? > Date: Wed, 6 Oct 2010 15:37:43 -0500 > > To The List Travel Club: > > A 0.008c probe could be built tomorrow (got cash?). It > would take about 2600 years to reach the Gliese 581 > system and maneuver through it and we could hope > the instrument packages would have survived. > > Here's the real argument against primitive interstellar > probes: the "velocity" of technological advancement is > greater than the speed of primitive probes. In 200 years, > the 2600-year probe would be overtaken by a 800-year > probe. In another century, they would both be passed > by the "next-generation" system of propulsion, and so > forth. And by the time any of these probes could get there, > we might be able to go ourselves in a reasonable time > (by the ship's clocks). > > On the other hand, we might be able to make a 100-year > probe by the end of the century. For now, we need to > concentrate on survey and data collection technologies. > > For probe technology, I refer you to the 1973-78 study > by the British Interplanetary Society -- Project Daedalus. > http://en.wikipedia.org/wiki/Project_Daedalus > The project is currently being designed as Project Icarus: > http://en.wikipedia.org/wiki/Project_Icarus_%28Interstellar_Probe_Design_Study%29 > > See also the 1987-88 study by NASA and the Air Force, > Project Longshot (good name)" > http://en.wikipedia.org/wiki/Project_Longshot > > > Sterling K. Webb > --------------------------------------------------------------------------- > ----- Original Message ----- > From: "Steve Dunklee" > To: ; > Sent: Wednesday, October 06, 2010 11:58 AM > Subject: Re: [meteorite-list] '100 percent' chance for life on newly > foundplanet? > > > > Gee only 20 light years away. Since it would take an infinite amount > > of energy to accelerate a small mass to the speed of light. I guess > > the world may never know! > > > > > > > > > > ______________________________________________ > > Visit the Archives at > > http://www.meteoritecentral.com/mailing-list-archives.html > > Meteorite-list mailing list > > Meteorite-list at meteoritecentral.com > > http://six.pairlist.net/mailman/listinfo/meteorite-list > ______________________________________________ Visit the Archives at http://www.meteoritecentral.com/mailing-list-archives.html Meteorite-list mailing list Meteorite-list at meteoritecentral.com http://six.pairlist.net/mailman/listinfo/meteorite-list Received on Wed 06 Oct 2010 05:43:50 PM PDT |
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