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Search: Posts made by: Sylvia Else
Forum: Policy September 7th 18, 03:59 AM Posted to sci.space.policy
Replies: 16
Views: 394
Posted By Sylvia Else
Scientists Map Out How to Nudge Small Asteroids into Earth’s Orbit

On 4/09/2018 9:29 AM, wrote:
"The notion of an asteroid headed for Earth is typically seen as a bad omen. On
the flip side, some scientists and entrepreneurs increasingly...
Forum: Policy September 7th 18, 02:04 AM Posted to sci.space.policy
Replies: 16
Views: 394
Posted By Sylvia Else
Scientists Map Out How to Nudge Small Asteroids into Earth?sOrbit

On 7/09/2018 5:10 AM, Alain Fournier wrote:


Raising the perigee in Earth orbit a few kilometres is much easier than
raising the perigee in Sun orbit by a few million kilometres (especially...
Forum: Policy September 6th 18, 02:44 AM Posted to sci.space.policy
Replies: 16
Views: 394
Posted By Sylvia Else
Scientists Map Out How to Nudge Small Asteroids into Earth?sOrbit

On 6/09/2018 11:37 AM, Alain Fournier wrote:

A small nudge a long way out can be enough to direct it towards the
Earth. But after the aerobraking, you don't have that option. You need
to...
Forum: Policy September 6th 18, 02:13 AM Posted to sci.space.policy
Replies: 16
Views: 394
Posted By Sylvia Else
Scientists Map Out How to Nudge Small Asteroids into Earth?sOrbit

On 6/09/2018 6:18 AM, Alain Fournier wrote:
On Sept./4/2018 at 06:44, Jeff Findley wrote :
In article ,
says...

On...
Forum: Policy September 4th 18, 03:19 AM Posted to sci.space.policy
Replies: 16
Views: 394
Posted By Sylvia Else
Scientists Map Out How to Nudge Small Asteroids into Earth’s Orbit

On 4/09/2018 9:29 AM, wrote:
"The notion of an asteroid headed for Earth is typically seen as a bad omen. On
the flip side, some scientists and entrepreneurs increasingly...
Forum: Policy May 27th 18, 05:41 AM Posted to sci.space.policy
Replies: 10
Views: 332
Posted By Sylvia Else
'Impossible' EM drive may actually be impossible after all

On 24/05/2018 6:38 AM, wrote:
"If something sounds too good to be true then it probably is, so goes the old
saying. And unfortunately, it now seems this is also applicable...
Forum: Policy April 18th 18, 10:18 AM Posted to sci.space.policy
Replies: 63
Views: 838
Posted By Sylvia Else
Space X 2nd stage recovery

On 18/04/2018 5:19 AM, Greg (Strider) Moore wrote:
https://www.space.com/40313-spacex-rocket-landing-giant-party-balloon.html

I find this interesting for a couple of reasons.

The approach...
Forum: Policy April 3rd 18, 07:18 AM Posted to sci.space.policy
Replies: 2
Views: 543
Posted By Sylvia Else
New details emerge on Sputnik 2

On 2/04/2018 6:11 AM, wrote:
MIR COSMONAUTS FOUND SPUTNIK 2 IN 1998

Kosmodrome, Russia (AT) - Russian officials have disclosed the MIR space station's impact with a supply...
Forum: Policy February 28th 18, 02:09 AM Posted to sci.space.policy
Replies: 7
Views: 352
Posted By Sylvia Else
SpinLaunch

On 26/02/2018 3:32 AM, Alain Fournier wrote:
On Feb/25/2018 at 9:51 AM, Jeff Findley wrote :
In article ,
...
Forum: Policy December 17th 17, 05:30 AM Posted to sci.space.policy
Replies: 21
Views: 457
Posted By Sylvia Else
Falcon Heavy test flight payload announced on Twitter

On 17/12/2017 12:41 PM, David Spain wrote:
On 12/16/2017 8:17 PM, Sylvia Else wrote:

Do CDs, even pressed CDs, work after hundreds of millions of years?

Sylvia.

Well if...
Forum: Policy December 17th 17, 02:17 AM Posted to sci.space.policy
Replies: 21
Views: 457
Posted By Sylvia Else
Falcon Heavy test flight payload announced on Twitter

On 13/12/2017 2:47 AM, David Spain wrote:
On 12/12/2017 3:12 AM, Sylvia Else wrote:
On 3/12/2017 1:38 AM, Jeff Findley wrote:

Falcon Heavy has maybe a 50/50 chance of success on its...
Forum: Policy December 12th 17, 09:12 AM Posted to sci.space.policy
Replies: 21
Views: 457
Posted By Sylvia Else
Falcon Heavy test flight payload announced on Twitter

On 3/12/2017 1:38 AM, Jeff Findley wrote:

Falcon Heavy has maybe a 50/50 chance of success on its first flight.
But you can't launch it empty, because that doesn't properly simulate a
flight...
Forum: Policy September 29th 17, 09:16 AM Posted to sci.space.policy
Replies: 29
Views: 722
Posted By Sylvia Else
NASA is teaming up with Russia to put a new space station nearthe moon. Here's why.

On 29/09/2017 4:28 AM, wrote:
"At the International Aeronautics Congress in Adelaide, Australia, representatives
of NASA and the Russian space agency Roscosmos announced...
Forum: Policy July 19th 17, 12:29 PM Posted to sci.space.policy
Replies: 11
Views: 332
Posted By Sylvia Else
Moon Express Aims for Multiple Lunar Landings, Sample ReturnMission By 2020

On 19/07/2017 8:07 PM, William Elliot wrote:
On Mon, 17 Jul 2017, Sylvia Else wrote:
On 15/07/2017 1:35 AM, wrote:

"Last month, Popular Mechanics covered the...
Forum: Policy July 17th 17, 03:26 AM Posted to sci.space.policy
Replies: 11
Views: 332
Posted By Sylvia Else
Moon Express Aims for Multiple Lunar Landings, Sample ReturnMission By 2020

On 15/07/2017 1:35 AM, wrote:
"Last month, Popular Mechanics covered the exciting prospect of the first ever
commercial moon landing, which could launch by December 2017 if...
Forum: Policy May 26th 17, 11:06 AM Posted to sci.space.policy
Replies: 4
Views: 201
Posted By Sylvia Else
US Military's XS-1 Space Plane Will Be Built by Boeing (Video)

On 26/05/2017 5:30 AM, wrote:
"The U.S. military's new XS-1 space plane will be built by Boeing, and it's called
the Phantom Express.

The Defense Advanced Research...
Forum: Policy February 28th 17, 04:34 AM Posted to sci.space.policy
Replies: 4
Views: 383
Posted By Sylvia Else
Private manned moonflight...

On 28/02/2017 8:47 AM, Rick Jones wrote:
http://www.spacex.com/news/2017/02/27/spacex-send-privately-crewed-dragon-spacecraft-beyond-moon-next-year

Financed by the people who want to go,...
Forum: Policy February 22nd 17, 02:06 AM Posted to sci.space.policy
Replies: 1
Views: 364
Posted By Sylvia Else
Pluto might be a planet again.

On 22/02/2017 4:03 AM, wrote:

But categories do matter, and so do the definitions we use to arrive at those
categories. The fact that people (even experts like the...
Forum: Policy February 2nd 17, 03:51 AM Posted to sci.space.policy
Replies: 3
Views: 436
Posted By Sylvia Else
Trying to double-up?

On 2/02/2017 1:46 PM, Vaughn Simon wrote:
On 2/1/2017 8:13 PM, Rick Jones wrote:
is this perhaps trying to squeeze things into a smaller number
of launches?

It could have just been a...
Forum: Policy December 26th 16, 01:32 AM Posted to sci.space.policy
Replies: 12
Views: 728
Posted By Sylvia Else
Rewriting the Drake Equation

On 26/12/2016 8:43 AM, William Mook wrote:
http://www.dailygalaxy.com/my_weblog/2016/12/nasas-kepler-mission-discoveries-transform-drakes-equation-earth-is-not-the-first-technological-civi.html

...
Forum: Policy October 20th 16, 04:15 AM Posted to sci.space.policy
Replies: 53
Views: 2,714
Posted By Sylvia Else
Emdrive might change the law of inertia (for the Earth too!)

On 19/10/2016 7:45 AM, wrote:
Superconducting EMDrive Patented:

"Shawyer describes a new EMdrive thruster design that has a single flat
superconducting plate on one end,...
Forum: Policy October 19th 16, 01:57 AM Posted to sci.space.policy
Replies: 50
Views: 1,550
Posted By Sylvia Else
Latest candidate for SpaceX pad explosion

On 18/10/2016 11:31 PM, Jeff Findley wrote:
In article ,
says...

On 18/10/2016 3:23 PM, Fred J. McCall wrote:
While they...
Forum: Policy October 18th 16, 07:06 AM Posted to sci.space.policy
Replies: 50
Views: 1,550
Posted By Sylvia Else
Latest candidate for SpaceX pad explosion

On 18/10/2016 3:23 PM, Fred J. McCall wrote:
While they haven't confirmed it as the cause yet, the current leading
candidate for the cause of the explosion is SOLID oxygen forming in
the...
Forum: Policy October 18th 16, 04:44 AM Posted to sci.space.policy
Replies: 53
Views: 2,714
Posted By Sylvia Else
Emdrive might change the law of inertia (for the Earth too!)

On 17/10/2016 8:09 PM, Non Newtonian Propulsion wrote:
Il giorno lunedì 17 ottobre 2016 02:57:05 UTC+2, Sylvia Else ha
scritto:
On 16/10/2016 8:32 PM, Non Newtonian Propulsion wrote:
Il...
Forum: Policy October 17th 16, 01:57 AM Posted to sci.space.policy
Replies: 53
Views: 2,714
Posted By Sylvia Else
Emdrive might change the law of inertia (for the Earth too!)

On 16/10/2016 8:32 PM, Non Newtonian Propulsion wrote:
Il giorno giovedì 13 ottobre 2016 02:58:23 UTC+2, Sylvia Else ha scritto:
On 12/10/2016 7:37 PM, Non Newtonian Propulsion...
Showing results 1 to 25 of 500

 
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