Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > alt.os.linux > #39499

Re: Changing topics ....

From Jasen Betts <jasen@xnet.co.nz>
Newsgroups alt.os.linux
Subject Re: Changing topics ....
Date 2016-10-17 11:35 +0000
Organization "JJ's own news server"
Message-ID <nu2d27$j3o$1@gonzo.alcatraz> (permalink)
References (6 earlier) <87a8e4zl9u.fsf@LkoBDZeT.terraraq.uk> <ntvnv4$kmb$1@dont-email.me> <ft5cdd-fj9.ln1@Telcontar.valinor> <ntvq24$rem$1@dont-email.me> <t68cdd-rhb.ln1@Telcontar.valinor>

Show all headers | View raw


On 2016-10-16, Carlos E.R. <robin_listas@invalid.es> wrote:
> On 2016-10-16 13:59, William Unruh wrote:
>> On 2016-10-16, Carlos E.R. <robin_listas@invalid.es> wrote:
>>> On 2016-10-16 13:23, William Unruh wrote:
>
>
>>>>> The earth is moving *fast*; to go ???straight into the sun??? you need to
>>>>> dump all that speed.  Fantastically expensive compared to a broad range
>>>>> of other astronomical destinations.
>>>
>>> It would be "spiralling down into"...
>> 
>> Depends on how rapidly you "dump all that speed". Certainly the most
>> efficient way is to "spiral down" or use the other planets (Venus,
>> mercury) to assist. But that has the danger of crashing the rocket into
>> those planets-- cosmic pollution.
>
> Spiralling you don't need to dump all the speed. 

actually you need to dump more, because you need to reduce X and Y
motion to spiral.  where-as to dive straight in you only need to
reduce X

> Just enough to not compensate the gravity pull.

Also the lower you go, the faster you move.  a=Gm/R^2

> The real problem is rising all those tons to Earth orbit and more,
> expending fuel. Any estimate of how many tons? And then how many rockets?

That's not even half the problem.

-- 
This email has not been checked by half-arsed antivirus software 

Back to alt.os.linux | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread


Thread

When will Linux finally support double clicking? tmelmosfire@gmail.com - 2016-09-16 17:09 -0700
  Re: When will Linux finally support double clicking? Wildman <best_lay@yahoo.com> - 2016-09-16 19:36 -0500
    Re: When will Linux finally support double clicking? tmelmosfire@gmail.com - 2016-09-16 18:50 -0700
  Re: When will Linux finally support double clicking? /less <roam@noabode.nil> - 2016-09-17 01:07 +0700
    Re: When will Linux finally support double clicking? tmelmosfire@gmail.com - 2016-09-16 18:51 -0700
  Re: When will Linux finally support double clicking? Bit Twister <BitTwister@mouse-potato.com> - 2016-09-17 01:12 +0000
    Re: When will Linux finally support double clicking? tmelmosfire@gmail.com - 2016-09-16 18:54 -0700
    Re: When will Linux finally support double clicking? Aragorn <thorongil@telenet.be.invalid> - 2016-09-17 05:39 +0200
      Re: When will Linux finally support double clicking? tmelmosfire@gmail.com - 2016-09-16 21:49 -0700
      Re: When will Linux finally support double clicking? William Poaster <wp@dev.null> - 2016-09-17 13:46 +0100
        Re: When will Linux finally support double clicking? Jim Polaski <jpolaski@linuxmail.org> - 2016-09-17 14:01 +0000
        Re: When will Linux finally support double clicking? Aragorn <thorongil@telenet.be.invalid> - 2016-09-17 18:44 +0200
          Re: When will Linux finally support double clicking? Snit <usenet@gallopinginsanity.com> - 2016-09-17 10:14 -0700
          Re: When will Linux finally support double clicking? Jasen Betts <jasen@xnet.co.nz> - 2016-09-17 20:07 +0000
            Re: When will Linux finally support double clicking? jrg <connyank@cox.net> - 2016-09-17 14:18 -0700
        Re: When will Linux finally support double clicking? Jasen Betts <jasen@xnet.co.nz> - 2016-09-17 20:06 +0000
          Re: When will Linux finally support double clicking? Snit <usenet@gallopinginsanity.com> - 2016-09-17 13:37 -0700
  Re: When will Linux finally support double clicking? Dan C <youmustbejoking@lan.invalid> - 2016-09-17 01:49 +0000
    Re: When will Linux finally support double clicking? tmelmosfire@gmail.com - 2016-09-16 18:55 -0700
    Re: When will Linux finally support double clicking? tmelmosfire@gmail.com - 2016-09-16 18:55 -0700
    Re: When will Linux finally support double clicking? Chris Ahlstrom <OFeem1987@teleworm.us> - 2016-09-17 07:09 -0400
    Re: When will Linux finally support double clicking? Yrrah <Yrrah-aol@aol.invalid> - 2016-09-17 14:16 +0200
      Re: When will Linux finally support double clicking? Aragorn <thorongil@telenet.be.invalid> - 2016-09-17 18:48 +0200
        Re: When will Linux finally support double clicking? "J.O. Aho" <user@example.net> - 2016-09-17 22:11 +0200
          Re: When will Linux finally support double clicking? Peter Köhlmann <peter-koehlmann@t-online.de> - 2016-09-17 22:19 +0200
            Re: When will Linux finally support double clicking? Aragorn <thorongil@telenet.be.invalid> - 2016-09-18 01:03 +0200
              Re: When will Linux finally support double clicking? Jim Polaski <jpolaski@linuxmail.org> - 2016-09-17 23:30 +0000
          Changing topics .... (was:- Re: When will Linux finally support double clicking?) Daniel60 <Daniel47@eternal-september.org> - 2016-10-16 18:54 +1100
            Re: Changing topics .... Richard Kettlewell <invalid@invalid.invalid> - 2016-10-16 10:38 +0100
              Re: Changing topics .... William Unruh <unruh@invalid.ca> - 2016-10-16 11:23 +0000
                Re: Changing topics .... "Carlos E.R." <robin_listas@invalid.es> - 2016-10-16 13:46 +0200
                Re: Changing topics .... William Unruh <unruh@invalid.ca> - 2016-10-16 11:59 +0000
                Re: Changing topics .... "Carlos E.R." <robin_listas@invalid.es> - 2016-10-16 14:25 +0200
                Re: Changing topics .... Jasen Betts <jasen@xnet.co.nz> - 2016-10-17 11:35 +0000
                Re: Changing topics .... Dan Purgert <dan@djph.net> - 2016-10-17 22:48 +0000
                Re: Changing topics .... "Carlos E.R." <robin_listas@invalid.es> - 2016-10-18 01:57 +0200
                Re: Changing topics .... Jasen Betts <jasen@xnet.co.nz> - 2016-10-18 04:22 +0000
                Re: Changing topics .... Bud Frede <frede@mouse-potato.com> - 2016-10-18 06:20 -0400
                Re: Changing topics .... "Carlos E.R." <robin_listas@invalid.es> - 2016-10-18 12:30 +0200
                Spoil Sports!! Re: Changing topics .... Daniel60 <Daniel47@eternal-september.org> - 2016-10-16 23:32 +1100
                Re: Spoil Sports!! Re: Changing topics .... Whiskers <catwheezel@operamail.com> - 2016-10-16 14:01 +0100
                Re: Spoil Sports!! Re: Changing topics .... "Carlos E.R." <robin_listas@invalid.es> - 2016-10-16 15:46 +0200
  Re: When will Linux finally support double clicking? "J.O. Aho" <user@example.net> - 2016-09-17 08:04 +0200
    Re: When will Linux finally support double clicking? tmelmosfire@gmail.com - 2016-09-17 00:23 -0700
      Re: When will Linux finally support double clicking? Peter Köhlmann <peter-koehlmann@t-online.de> - 2016-09-17 15:04 +0200
  Re: When will Linux finally support double clicking? Peter Köhlmann <peter-koehlmann@t-online.de> - 2016-09-17 11:20 +0200
  Re: When will Linux finally support double clicking? Darklight <nglennglen@netscape.net> - 2016-09-17 13:00 +0100
    Re: When will Linux finally support double clicking? Snit <usenet@gallopinginsanity.com> - 2016-09-17 10:12 -0700
  Re: When will Linux finally support double clicking? William Unruh <unruh@invalid.ca> - 2016-09-17 23:12 +0000
    Re: When will Linux finally support double clicking? Snit <usenet@gallopinginsanity.com> - 2016-09-17 18:12 -0700
  Re: When will Linux finally support double clicking? Robert Newson <nothanks@bullet3.fsnet.oc.ku> - 2016-09-22 21:33 +0100
    Re: When will Linux finally support double clicking? ronb <ronb02NOSPAM@gmail.com> - 2016-09-23 02:03 +0000
      Re: When will Linux finally support double clicking? Snit <usenet@gallopinginsanity.com> - 2016-09-22 19:20 -0700
      Re: When will Linux finally support double clicking? jrg <connyank@cox.net> - 2016-09-22 20:48 -0700
        Re: When will Linux finally support double clicking? Snit <usenet@gallopinginsanity.com> - 2016-09-22 21:25 -0700
      Re: When will Linux finally support double clicking? Robert Newson <nothanks@bullet3.fsnet.oc.ku> - 2016-09-23 19:31 +0100
        Re: When will Linux finally support double clicking? Snit <usenet@gallopinginsanity.com> - 2016-09-23 13:56 -0700
        Re: When will Linux finally support double clicking? jrg <connyank@cox.net> - 2016-09-23 14:51 -0700
      Re: When will Linux finally support double clicking? tmelmosfire@gmail.com - 2016-09-23 21:05 -0700
        Re: When will Linux finally support double clicking? Jim Polaski <jpolaski@linuxmail.org> - 2016-09-24 04:15 +0000
          Re: When will Linux finally support double clicking? tmelmosfire@gmail.com - 2016-09-24 00:58 -0700
          Re: When will Linux finally support double clicking? ronb <ronb02NOSPAM@gmail.com> - 2016-09-24 20:34 +0000
  Re: When will Linux finally support double clicking? Marek Novotny <mareknovotry@gmail.com> - 2016-09-24 17:20 -0700
    Re: When will Linux finally support double clicking? Steve Carroll <frelwizzen@gmail.com> - 2016-09-24 18:07 -0700
  Re: When will Linux finally support double clicking? Marek Novotny <mareknovotry@gmail.com> - 2016-09-24 18:20 -0700
    Re: When will Linux finally support double clicking? ronb <ronb02NOSPAM@gmail.com> - 2016-09-25 02:16 +0000
      Re: When will Linux finally support double clicking? Steve Carroll <frelwizzen@gmail.com> - 2016-09-24 19:19 -0700
        Re: When will Linux finally support double clicking? Marek Novotny <mareknovotry@gmail.com> - 2016-09-24 19:22 -0700

csiph-web