... It becomes A bipolar region is involved. Positive fragments Start of the data set. stronger and bigger. move toward the negative ones, and some of them touch each other. ... Positive fragments, which just disappeared, emerge again and become stronger at the side of the negative ones. ... The main positive and negative fragments become closer. ... Some negative fragments move toward the positive ones and cancellation occurs. ... The positive fragments begin to move toward the main negative ones. ...

... Orbits in Space . ... The ion rocket is another means of providing thrust, more gradually but also more efficiently than a conventional rocket. ... As in the nuclear rocket, the energy which propels the xenon jet comes from a different source; here it is electrical energy from solar cells. ... The XIPS ("zips") ion engine developed by the Hughes corporation was tested in the laboratory and then aboard a Russian spacecraft, launched 6 October 1997; it is the one shown on top of this page. ...

To continue a command onto another line enter a ' \\ ' (backspace) character and then press <Return> . You can then continue entering the command. For example: rcp ubik:/home/roger/recipe.ps .; Return> lpr -Pps3 #6m recipe.ps . This copies the file recipe.ps from the home directory of the user roger on the remote host ubik to the users current directory. ... If you are using the Bourne, BASH or Korn shell a > character appears as a prompt at the start of the second command line. ...

The ion rocket is another means of providing thrust, more gradually but also more efficiently than a conventional rocket. ... As in the nuclear rocket, the energy which propels the xenon jet comes from a different source; here it is electrical energy from solar cells. The reason an ion rocket is much more efficient than ordinary rockets is the way its jet is produced. ... As with solar sails, solar ion engines are mainly practical in the inner solar system, where ample sunlight is available. ...

... Tonight's Sky . ... The Magazine . ... Observing . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... Observing springtime deep-sky objects with a large telescope . ... Bright planets meet at dusk . ... Astronomy magazine subscribers can read the full article for free. ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter....

Astronotes Armagh Planetarium's Stellar Blog! ... Science Fiction . ... Posted on July 3, 2012 | 17 Comments Mankind is responsible for numerous achievements in technology, arts and science.However, how much can this attributed solely to the human mind or is there another reason man has achieved such [ ] . Continue Reading.. Posted on September 26, 2011 | ... 17 Comments Apollo 18, a movie hybrid of horror and science fiction is stirring up a lot of interest. ... Posted on June 9, 2011 | ...

... The storm began quite unexpectedly. The strongest geomagnetic storm for the last seven months began on Earth almost precisely at the same time as the solar eclipse reached its maximal stage, the culmination of which occurred at GMT 02:35 (06:35 Moscow time). ... Oscillations of such amplitude in the magnetic field have not been observed since October, 11th of last year, which is more than seven months ago. ... We can only add that the magnetic storm lasted approximately 9 hours. ...

Blackholes Forum Message . ... Space Inside The Black Hole . ... All space and mass enter the black hole through null space...they do enter the black hole though, but as an instananeous transition through null space...time does not enter it...time is the event horizon. ... Its area of the event horizon describes the latent negative space energy one can tap; the volume of the black hole describes the latent positive space energy one can tap. ... www.astronomy.net . About Astronomy Net | ...

... 27.07.2011 . ... Comet Garradd was discovered two years ago by Gordon Garradd in Australia , and is currently visible through a small telescope at visual magnitude nine. Officially designated C/2009 P1 (Garradd), the comet will likely continue to brighten, with recent projections placing it at peak magnitude six or seven in February 2012, just below naked eye visibility. ... July 2011 . ... 2011 2012 . ... Publications with keywords: comet - Solar System . ... Comet Lovejoy over The Great Wall . ...