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Index of Subjects --Apple-Mail-152--784742048 Content-Type: text/plain; charset=US-ASCII; format=flowed; delsp=yes Content-Transfer-Encoding: 7bit The more correct term for the "bubble" is the heliosphere, and the particles in it are formed from the solar wind and influenced by the Sun's magnetic field. When the particles reach the heliopause, as Voyager 1 is about to do, these come into "conflict" with the denser gas of the interstellar medium as well as the overall magnetic field of the Milky Way galaxy. http://en.wikipedia.org/wiki/Heliosphere Pat On Sep 5, 2012, at 4:16 PM, David & Alison Webster wrote: > Dear All, Sept 5, 2012 > Voyager 1 (Chron.Hrld. Sept. 5; B5) is about to exit the Solar > system "...which is enveloped in a giant plasma bubble. This hot and > turbulent area is created by a stream of charged particles from the > sun." "Outside the bubble...scientists expect a calmer environment." > > Why would charged particles from the sun (inverse square law) have > a greater effect just beyond the solar system than near the sun ? > > Yt, DW, Kentville > = = ======================================================================== Patrick Kelly Director of Computer Facilities = = ======================================================================== Faculty of Architecture and Planning Dalhousie University = = ======================================================================== MAIL COURIER PO Box 15000 5410 Spring Garden Road Halifax, Nova Scotia B3H 4R2 Halifax, Nova Scotia Canada Canada = = ======================================================================== Phone:(902) 494-3294 FAX:(902) 423-6672 E-mail:patrick.kelly@dal.ca = = ======================================================================== --Apple-Mail-152--784742048 Content-Type: text/html; charset=US-ASCII Content-Transfer-Encoding: quoted-printable <html><body style=3D"word-wrap: break-word; -webkit-nbsp-mode: space; = -webkit-line-break: after-white-space; ">The more correct term for the = "bubble" is the heliosphere, and the particles in it are formed from the = solar wind and influenced by the Sun's magnetic field. When the = particles reach the heliopause, as Voyager 1 is about to do, these come = into "conflict" with the denser gas of the interstellar medium as well = as the overall magnetic field of the Milky Way = galaxy. <div><br></div><div><a = href=3D"http://en.wikipedia.org/wiki/Heliosphere">http://en.wikipedia.org/= wiki/Heliosphere</a></div><div><br></div><div>Pat</div><div><br></div><div= ><br><div><div>On Sep 5, 2012, at 4:16 PM, David & Alison Webster = wrote:</div><br class=3D"Apple-interchange-newline"><blockquote = type=3D"cite"><div>Dear All, = &n= bsp; Sept 5, = 2012<br> Voyager 1 (Chron.Hrld. Sept. 5; B5) is about to = exit the Solar system "...which is enveloped in a giant plasma bubble. = This hot and turbulent area is created by a stream of charged particles = from the sun." "Outside the bubble...scientists expect a calmer = environment."<br><br> Why would charged particles from the = sun (inverse square law) have a greater effect just beyond the solar = system than near the sun ?<br><br>Yt, DW, Kentville = <br><br></div></blockquote></div><br><div apple-content-edited=3D"true"> = <div style=3D"word-wrap: break-word; -webkit-nbsp-mode: space; = -webkit-line-break: after-white-space; "><span class=3D"Apple-style-span" = style=3D"border-collapse: separate; color: rgb(0, 0, 0); font-family: = Helvetica; font-style: normal; font-variant: normal; font-weight: = normal; letter-spacing: normal; line-height: normal; orphans: 2; = text-indent: 0px; text-transform: none; white-space: normal; widows: 2; = word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; = -webkit-border-vertical-spacing: 0px; = -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: = auto; -webkit-text-stroke-width: 0px; font-size: medium; "><div = style=3D"word-wrap: break-word; -webkit-nbsp-mode: space; = -webkit-line-break: after-white-space; "><span class=3D"Apple-style-span" = style=3D"border-collapse: separate; color: rgb(0, 0, 0); font-family: = Helvetica; font-style: normal; font-variant: normal; font-weight: = normal; letter-spacing: normal; line-height: normal; orphans: 2; = text-indent: 0px; text-transform: none; white-space: normal; widows: 2; = word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; = -webkit-border-vertical-spacing: 0px; = -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: = auto; -webkit-text-stroke-width: 0px; font-size: medium; "><p = style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; = margin-left: 0px; "><font face=3D"Courier" size=3D"3" style=3D"font: = normal normal normal 12px/normal Courier; "><br = class=3D"Apple-interchange-newline">=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D</font></p><p style=3D"margin-top: 0px; = margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><font = face=3D"Courier" size=3D"3" style=3D"font: normal normal normal = 12px/normal Courier; ">Patrick Kelly</font></p><p style=3D"margin-top: = 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><font = face=3D"Courier" size=3D"3" style=3D"font: normal normal normal = 12px/normal Courier; ">Director of Computer Facilities</font></p><p = style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; = margin-left: 0px; "><font face=3D"Courier" size=3D"3" style=3D"font: = normal normal normal 12px/normal Courier; = ">=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= </font></p><p style=3D"margin-top: 0px; margin-right: 0px; = margin-bottom: 0px; margin-left: 0px; "><font face=3D"Courier" size=3D"3" = style=3D"font: normal normal normal 12px/normal Courier; ">Faculty of = Architecture and Planning</font></p><p style=3D"margin-top: 0px; = margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><font = face=3D"Courier" size=3D"3" style=3D"f