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2,278 |
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Has the Sun's color changed? by
Babak Sehari
Hi
I recently noticed that the sun is whiter than I used to remember it
when I was a child. The sun I remember was yellow. A few weeks ago I was
driving...
( 1 2)
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12 |
1,208 |
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Moon question by
Shirley
From my 13 y/o grandson:
What would happen to earth if there was no moon? Thank you
( 1 2)
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November 13th 03 06:18 PM
by gR8dALI
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Sunspot astrophotos by
EXT_Astro_Boy
Hi all,
Last week before So. Cal was overcome by fire and smoke I managed to get
a few shots of the large sunspots that were visible at the time.
These were...
( 1 2)
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Big Bang by
L.Jones
If the big bang happend once could it happen again, if so there may be an
infinit amount of universes.
( 1 2)
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10 |
1,477 |
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Spirit's Landing Site Awash in Green? by
James Burk
ESA's Mars Express orbiter captured an image of Spirit's landing site
about a week ago. The image shows the exact location of Spirit is awash
in a shade of...
( 1 2)
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February 3rd 04 11:31 PM
by WTF
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10 |
1,238 |
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WOW! by
david
I recently posted that my high power (6mm) eyepeice was no good. Mea
Culpa...I had not let the telescope thermally stabilise. Didn't know I had
to!
Toniht...
( 1 2)
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10 |
1,085 |
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10 |
1,946 |
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Atomic bombs on Japanese cities by
no_surrender never.net
I'll appreciate anyone familiar with nuclear physics answering this
question.
Here is a quote from a newspaper article on the atomic bombing of...
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January 28th 10 02:55 PM
by bert
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Circumcise moon landing by
[email protected]
after all why would a Government lie to it's people????
"The Apollo Program"
Did man REALLY walk on the MOON? Or was it an elaborate HOAX?
Was the Apollo...
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9 |
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9 |
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Venus passing the sun by
Lloyd Jones
Hey guy's I heard that on June the 8th if you have them special eclipse
glasses you can actually see Venus pass the sun, and supposedly 1882 was the
last time...
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8 |
1,265 |
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Re mt Arena telescope by
david
Guys, sorry for the lack of info...I wasn't sure what to give.
Anyway, its a 500mm focal length reflecting telescope, it has the optical
eyepeices coming out...
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December 26th 03 06:24 PM
by david
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February 15th 07 02:48 PM
by malibu
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Plossl eye peices by
david
If I cannot get / expect excellent resolution from my current Arena
eye[eices, are the Plossl ones on ebay worth considering as an aftermarket
substitution?
D
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8 |
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About the sun question. by
Edgar
Dear everybody,
I have a quesstion about the sun.
We know the sun every day burning, so its diameter is contracting for 7-8km
every year. Now, the sun...
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8 |
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Black hole question.... by
NS>
What determines the edge of a black hole? The theory was explained in a
small way but, it doesn't seem to make sense.
If a black hole is is sort of like a...
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