http://science.nasa.gov/headlines/y2005/07jul_marshoax.htm


Beware the Mars Hoax

 7.07.2005 
 
Earth and Mars are converging for a close encounter--but not as close as
some people think.


July 7, 2005: Just when you thought it was safe to read your email.... 

There's a rumor about Mars going around the internet. Here are some
snippets from a widely-circulated email message:

"The Red Planet is about to be spectacular."

"Earth is catching up with Mars [for] the closest approach between the
two planets in recorded history."

"On August 27th ... Mars will look as large as the full moon."

And finally, "NO ONE ALIVE TODAY WILL EVER SEE THIS AGAIN."

Only the first sentence is true. The Red Planet is about to be
spectacular. The rest is a hoax.

Here are the facts: Earth and Mars are converging for a close encounter
this year on October 30th at 0319 Universal Time. Distance: 69 million
kilometers. To the unaided eye, Mars will look like a bright red star, a
pinprick of light, certainly not as wide as the full Moon.


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Disappointed? Don't be. If Mars did come close enough to rival the Moon,
its gravity would alter Earth's orbit and raise terrible tides. 

Sixty-nine million km is good. At that distance, Mars shines brighter
than anything else in the sky except the Sun, the Moon and Venus. The
visual magnitude of Mars on Oct. 30, 2005, will be -2.3. Even
inattentive sky watchers will notice it, rising at sundown and soaring
overhead at midnight.

You might remember another encounter with Mars, about two years ago, on
August 27, 2003. That was the closest in recorded history, by a whisker,
and millions of people watched as the distance between Mars and Earth
shrunk to 56 million km. This October's encounter, at 69 million km, is
similar. To casual observers, Mars will seem about as bright and
beautiful in 2005 as it was in 2003.

Although closest approach is still months away, Mars is already
conspicuous in the early morning. Before the sun comes up, it's the
brightest object in the eastern sky, really eye-catching. If you have a
telescope, even a small one, point it at Mars. You can see the bright
icy South Polar Cap and strange dark markings on the planet's surface.



Above: Painted green by a flashlight, astronomer Dennis Mammana of
California points out Mars to onlookers on Aug. 26, 2003, the last time
Mars was so close to Earth. Photo credit: Thad V'Soske. 

One day people will walk among those dark markings, exploring and
prospecting, possibly mining ice from the polar caps to supply their
settlements. It's a key goal of NASA's Vision for Space Exploration: to
return to the Moon, to visit Mars and to go beyond. 

Every day the view improves. Mars is coming--and that's no hoax.


AYO GALANG SOLIDARITAS UNTUK MEMBANTU KORBAN MUSIBAH DI ACEH & DAN SUMATERA 
UTARA !!!
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