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October 30th 03 08:14 PM
by VBM
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12 |
579 |
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Strength of the Sun's Radiation by
G=EMC^2 Glazier
Well the sun's EM radiation has to weaken the square of the
distance,just like its force of gravity. However I have a problem??
Why does a comet"s tail always...
( 1 2 3)
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20 |
1,194 |
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New Guy Filter Question . . . by
Mel Richman
I just purchased my first telescope. It is an Orion XT8 Dob.
I also ordered a sun filter. What other type of filters do you recommend I
get to enhance my...
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2 |
425 |
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Voyager At 90 AU by
Ron Baalke
http://voyager.jpl.nasa.gov/index.html
Voyager at 90 AU
Voyager Project
October 28, 2003
The Voyager journey of discovery continues. After traveling
through...
( 1 2)
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12 |
819 |
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SCT Dobsonian? by
Dark Helmet
Pardon my ignorance on this, but why are there not SCT's with Dobsonian
mounts? I mean, would it not make sense as then you would not need a ladder
to view...
( 1 2)
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October 30th 03 04:59 PM
by CeeBee
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18 |
649 |
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Enormous X-Ray Solar Flare Seen By SOHO by
Ron Baalke
http://www.esa.int/export/esaCP/SEMY3X7O0MD_index_2.html
Enormous X-ray solar flare seen by SOHO
European Space Agency
October 28, 2003
The huge solar...
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October 30th 03 03:26 AM
by xyz
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4 |
460 |
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Best Eyepiece by
Mike Fuhrman
Does anybody have an opinion between the Nagler Type 5, 26mm or 31mm, which
is best? Thanks
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October 30th 03 01:59 AM
by CeeBee
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2 |
452 |
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October 29th 03 08:16 PM
by OG
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24 |
1,106 |
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0 |
900 |
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ETX-125 by
S/MJ@BA
Can the focus control be turned far enough ,one direction or the other, to
disengage it from the focusing mechanism?
Thanks
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October 29th 03 04:10 AM
by S/MJ@BA
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0 |
431 |
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Newton's Gravity by
G=EMC^2 Glazier
Could we say that Newton's gravity fits well with man,and his classical
everyday physics? Newton's gravity lasted for 350 years. Einstien's GR
is more...
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October 29th 03 12:33 AM
by Dave
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2 |
817 |
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Rey's Constellations by
Joel Ohmer
Is Rey's constellation outlines copyrighted, or just another way of
outlining the same stars? The reason i ask is if i use those outlines on a
product...
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4 |
596 |
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Why Infrared Astronomy Is A Hot Topic by
Ron Baalke
ESA News
http://www.esa.int
11 September 2003
Why infrared astronomy is a hot topic
ESA's Herschel spacecraft will collect infrared radiation from some of...
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6 |
734 |
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2 |
689 |
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Orion Apex 127 by
Kirby Benson
Dear Group,
I have two questions and am hopeful someone will answer them.
1. Is the Orion Apex 127 and the Orion StarMax 127 the same
scope? It appears so -...
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2 |
448 |
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0 |
1,229 |
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0 |
881 |
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Speed of Light!! by
Jwan
If time runs slower close to massive body, does this mean speed of light will
slow down? If so, then how is speed of light constant?
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2 |
900 |
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10 |
1,228 |
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2 |
1,207 |