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Comet 168/P Hergenrother in outburst just after perihelion by Anthony Ayiomamitis[_1_]
Gents, Just a few days past perihelion and comet 168/P Hergenrother experiences an outburst. For an animation and time series, please see...
(Multi-page thread 1 2)
October 12th 12 12:30 AM
by Uncarollo2 Go to last post
12 1,089
Recent Martian Meteorite: small cracks in the fragment contain bitsof black glass by Sam Wormley[_2_]
Recent Martian Meteorite: small cracks in the fragment contain bits of black glass ...
October 11th 12 09:10 PM
by Sam Wormley[_2_] Go to last post
0 384
METEOR OUTBURST: Radars in Canada are reporting a major outburstof Draconid meteors by Sam Wormley[_2_]
Space Weather News for Oct. 8, 2012 http://spaceweather.com METEOR OUTBURST: Radars in Canada are reporting a major outburst of Draconid meteors...
October 9th 12 05:57 PM
by Ken S. Tucker[_2_] Go to last post
1 489
Observatory Carpet recommendations? by [email protected]
As my roll-off roof observatory is nearing completion, I now need to find some good carpet. The observatory sits on a concrete pad. I have been considering...
(Multi-page thread 1 2 3)
October 8th 12 04:53 PM
by jonson010 Go to last post
23 2,093
ALERT: Geomagnetic K-index of 6 -- Threshold Reached: 2012 Oct 081138 UTC by Sam Wormley[_2_]
Space Weather Message Code: ALTK06 Serial Number: 296 Issue Time: 2012 Oct 08 1144 UTC ALERT: Geomagnetic K-index of 6 Threshold Reached: 2012 Oct...
October 8th 12 03:01 PM
by Sam Wormley[_2_] Go to last post
0 635
Curiosity finds evidence of water on Mars by Sam Wormley[_2_]
Curiosity finds evidence of water on Mars http://www.sciencedump.com/content/curiosity-finds-evidence-water-mars NASA's Curiosity rover found an ancient...
October 8th 12 05:45 AM
by Brad Guth[_3_] Go to last post
4 627
Buy 1 scope, or 1000 by Rich[_4_]
Amazing how many unlabeled refractors, etc., are available from this site. They don't list prices though, you have to get a...
October 8th 12 04:19 AM
by Rich[_4_] Go to last post
0 557
Willamette Meteor Location? by W. eWatson[_2_]
The meteor is in Washington D.C., but where was the fall site. I recall it was near a river in perhaps downtown Portland. They had a nice walk way with the...
October 8th 12 03:09 AM
by W. eWatson[_2_] Go to last post
3 599
Latest moon attempt by Paul Ciszek
http://www.flickr.com/photos/35853148@N05/8025778157 If I tell my camera that the moon is a sunlit object (which it is), that picture comes out orangey-brown....
(Multi-page thread 1 2)
October 7th 12 03:10 PM
by Chris.B[_2_] Go to last post
12 1,148
Any Binocular Reviews? by [email protected]
On Saturday, February 21, 1998 9:00:00 AM UTC+1, Matthew Wiggins wrote: I'm looking at buying a pair of binoculars for astronomy (probably 7x50 or 8x56)...
October 7th 12 02:51 PM
by Chris.B[_2_] Go to last post
3 603
Space Weather News for Oct. 7, 2012 by Sam Wormley[_2_]
Space Weather News for Oct. 7, 2012 http://spaceweather.com DRACONID METEOR WATCH: Earth is about to pass through a stream of debris from comet...
October 7th 12 02:32 PM
by Sam Wormley[_2_] Go to last post
0 643
Any Binocular Reviews? by [email protected]
On Saturday, February 21, 1998 3:00:00 AM UTC-5, Matthew Wiggins wrote: I'm looking at buying a pair of binoculars for astronomy (probably 7x50 or 8x56)...
October 6th 12 03:08 PM
by [email protected] Go to last post
0 479
Introducing Comet ISON by Sam Wormley[_2_]
Introducing Comet ISON http://apod.nasa.gov/apod/ap121001.html The comet, discovered just over a week ago from Russia by Vitali Nevski (Belarus) and...
October 5th 12 05:49 PM
by Howard Lester[_2_] Go to last post
2 886
Effect of aperture on chromatic aberation? by Paul Ciszek
Way back in undergraduate optics, I was told that reducing the aperture of a lens mitigates various problems such as spherical aberration, and of course it...
(Multi-page thread 1 2)
October 5th 12 05:22 AM
by jonson010 Go to last post
17 1,636
Giant 'Alien Worm' Found on Mars? by palsing[_2_]
HA! http://news.gather.com/viewArticle.action?articleId=281474981174525 \Paul A
October 4th 12 09:00 AM
by jonson010 Go to last post
8 910
Atmospheric thickness by W. eWatson[_2_]
Is there a tool or graph that shows the thickness of the atmosphere at various elevations and accounts for the altitude of the observatory?
(Multi-page thread 1 2)
October 2nd 12 07:01 PM
by oriel36[_2_] Go to last post
17 1,455
Cheap intensifiers for popular all sky cameras? by W. eWatson[_2_]
See Subject. Anyone know whether such intensifiers might be available say for some Watec or similar cameras?
October 1st 12 06:36 PM
by Chris L Peterson Go to last post
3 442
Difference between two minor planet data files? by W. eWatson[_2_]
What is the difference between MPCORB.DAT and ASTORB.DAT? Do they contain completely different sets of MPs, or were produced differently in some way?
October 1st 12 09:18 AM
by Per Erik Jorde[_5_] Go to last post
5 638
Space Weather News for Oct. 1, 2012 by Sam Wormley[_2_]
Space Weather News for Oct. 1, 2012 http://spaceweather.com CME IMPACT: A coronal mass ejection (CME) hit Earth's magnetic field on Sept. 30th. At...
October 1st 12 05:34 AM
by Sam Wormley[_2_] Go to last post
0 444
C/2012 S1 (ISON) by Sam Wormley[_2_]
Space Weather News for Sept. 25, 2012 http://spaceweather.com SUNDIVING COMET: Astronomers are paying close attention to a newly-discovered comet, C/2012 S1...
October 1st 12 05:08 AM
by Sam Wormley[_2_] Go to last post
2 788
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