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Japanese probe story on BBC: Panspermia again... by RichA[_6_]
Yes, they wonder if they'll find evidence that asteroids provided the basic components of life and/or water. Why is it so hard to believe it was already ON...
February 22nd 19 11:44 AM
by [email protected] Go to last post
2 2,387
earth tilt to 45 deg? by StarDust
What would happen if the Earth's tilt would shift to 45 deg suddenly or in a short period of time? Would we survive?
(Multi-page thread 1 2 3 ... Last Page)
February 22nd 19 06:40 AM
by Ninapenda Jibini Go to last post
47 1,315
NASA's SLS rocket. Questions about it by RichA[_6_]
The SLS is the next giant rocket that will be used for long range manned spaceflight, or the moon as a target. But it's way over budget (how much is really...
(Multi-page thread 1 2 3 ... Last Page)
February 18th 19 11:32 PM
by [email protected] Go to last post
37 1,993
All you need is $100,000 worth of Astro-Physics gear and SBIG/FLI by RichA[_6_]
(Multi-page thread 1 2)
February 18th 19 01:49 PM
by [email protected] Go to last post
14 1,476
Global warming or NOT global warming? by corvastro
On Thursday, January 31, 2019 at 3:13:27 AM UTC-8, wrote: On Thursday, January 31, 2019 at 5:08:15 AM UTC-5, StarDust wrote: Polar...
February 18th 19 12:37 PM
by Paul Schlyter[_3_] Go to last post
3 1,442
LIVE from the Moon? by StarDust
I was wondering, how come we been many time on the Moon and never left a live video transmitter there, so people can tune in and watch the Moon's surface some...
February 18th 19 09:57 AM
by [email protected] Go to last post
3 1,502
Comet P/46 by StarDust
https://www.youtube.com/watch?v=kkzbaI9nxBc This data was taken December 1 and December 4, 2018. This comet is expected to be seen by the unaided eye by the...
February 18th 19 02:14 AM
by corvastro Go to last post
5 914
Does this mean you could land on Uranus or Neptune? by RichA[_6_]
They were re-classified as "ice-giants" instead of "gas-giants" like Saturn and Jupiter. Jupiter and Saturn have atmospheres that become virtually liquid the...
February 17th 19 02:40 AM
by Quadibloc Go to last post
9 690
Loon runs telescope sales site for negative lens telescopes to "see"anti-matter galaxies and aliens!! by RichA[_6_]
Wow! http://www.thunder-energies.com/index.php/ct-menu-item-9 The guy who runs it, someone had a run-in with...
February 16th 19 09:06 PM
by [email protected] Go to last post
3 775
Mercury in direct motion by Gerald Kelleher
https://sohowww.nascom.nasa.gov/data/LATEST/current_c3.gif The stars change their position from left to right and parallel to the orbital plane so we are...
February 16th 19 07:14 PM
by Gerald Kelleher Go to last post
4 1,465
what (if anything) "defines" an orbit as being "cometary" vs "asteroidal"? by [email protected]
Is there some combination of orbital element values that establishes the orbit of a minor solar system body as being "cometary" as opposed to "asteroidal"?...
February 16th 19 07:13 PM
by corvastro Go to last post
3 685
Astronomy Quiz by [email protected]
On Monday, December 24, 2018 at 10:29:45 PM UTC-8, StarDust wrote: https://www.youtube.com/watch?v=zOw8aiyMUAU Hehehe!!!! There are "Nein"...
February 16th 19 06:00 PM
by [email protected] Go to last post
0 1,501
NASA engineer looking for Instagram hits FAKED some of the"glitter bomb" video by corvastro
On Friday, December 21, 2018 at 6:36:42 PM UTC-8, RichA wrote: Well, at least he didn't do a cross-country trip wearing a diaper in hopes of killing...
February 16th 19 05:34 PM
by corvastro Go to last post
0 1,481
Let's Photograph Comet 46P Wirtanen by StarDust
https://www.youtube.com/watch?v=ycoIAH7uuaI Interesting! It's overcast here in the Bay Area, so no comet for me the next few days!
(Multi-page thread 1 2 3 ... Last Page)
February 16th 19 03:17 PM
by corvastro Go to last post
73 1,486
"Steam powered" spacecraft by corvastro
On Monday, January 14, 2019 at 7:35:05 AM UTC-8, Chris L Peterson wrote: On Sun, 13 Jan 2019 15:40:26 -0800 (PST), RichA wrote: ...
February 16th 19 02:13 PM
by Chris L Peterson Go to last post
1 1,430
Alt Alt Direct Drive Telescope Mount by StarDust
https://www.youtube.com/watch?v=cNRsbwZ83rY WOW! What a cool design for sat tracking? Not portable though?
February 16th 19 02:12 PM
by corvastro Go to last post
3 911
White Swan DD 200 - the most advanced amateur astronomical equatorial mount by StarDust
https://www.youtube.com/watch?v=wfRDO1zvKZc WOW! I bet, this thing can track down hundreds of objects one night, incl. satellites too?
(Multi-page thread 1 2)
February 16th 19 12:18 PM
by [email protected] Go to last post
13 1,156
Referencing our planet to the Sun by Gerald Kelleher
Perhaps the one issue which distinguishes the astronomy I practice from celestial sphere enthusiasts is that I incorporate the inner solar system and the...
(Multi-page thread 1 2)
February 16th 19 11:51 AM
by Gerald Kelleher Go to last post
10 1,505
Belt mode noise comparison vs. gear by StarDust
https://www.youtube.com/watch?v=EE0FK0KDROw I think, I can used this belt drive? My Vixen GP/D EQ gears gets very noisy too in the silence at night!
February 16th 19 10:44 AM
by corvastro Go to last post
4 1,126
Eclipse Photo Found Online... by [email protected]
On Friday, January 25, 2019 at 1:06:24 PM UTC-8, Gerald Kelleher wrote: Well, run for cover as the usual nuisance shows up to remind you how it feels to be...
February 16th 19 09:07 AM
by Gerald Kelleher Go to last post
1 1,403
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