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The canary to global warming by
bjacoby
On 6/14/2012 8:47 PM, Marvin the Martian wrote:
On Thu, 14 Jun 2012 08:54:15 -0500, Sam Wormley wrote:
On 6/14/12 6:46 AM, Marvin the Martian wrote:
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Fwd: [gse-aa] Auroral Alert by
Sam Wormley[_2_]
-------- Original Message --------
Subject: Auroral Alert
Date: Fri, 15 Jun 2012 06:52:25 -0800
From:
To:
A solar...
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the question has been asked..... by
Casey Bumsfeld
I am a teacher and one of my students asked me the other day what was so
special about the Venus transit as "it's just a stupid spot going across the
sun". ...
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diffraction limit of secondary mirror? by
Peter Webb[_5_]
I'm hoping that somebody can help me straighten my thinking.
In a Newtonian design reflector (for example), it seems to me that the
secondary mirror is...
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At Home In The Universe - Science News by
Sam Wormley[_2_]
http://www.sciencenews.org/view/feature/id/341117/title/At_Home_in_the_Universe
When Lewis and Clark started exploring the West, they didn’t know much about...
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Some Venus Transit images by
uncarollo
Here are some of my humble results
1) Taken with 175EDf refractor in white light, stack of 10 video
frames,
white light Baader solar...
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Venus Transit by
Marty[_3_]
I'm primarily a DSO watcher, but I'd been looking forward to this
transit... I got clouded out in 2004, and this was my last chance for
105 years. I'd been...
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Sun in H-alpha by
uncarollo
Active region 11494 on the Sun taken with the AP 160 at f/30, a
Daystar Quantum PE 0.4A H-alpha filter and ST-10XME camera, combining
8 exposures each at 0.004...
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Space Weather News for June 7, 2012 by
Sam Wormley[_2_]
Space Weather News for June 7, 2012
http://spaceweather.com
HUBBLE TRANSIT OF VENUS: Transits of Venus are rare. Transits of Venus with the Hubble...
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Time to revisit the night sky by
SteveP
Hello to those of you that are still around, and remember me. It's been a while.
I'm picking up a lightly used Zhumell 10" F5 Deluxe Dob this weekend, and...
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