From: Michael Tarbell <mtarbell.nul>
Date: Sat, 07 Mar 2009 20:09:25 -0700
Archived: Sun, 08 Mar 2009 08:12:37 -0400
Subject: Re: Kepler Mission In Space


>From: Eleanor White <ewraven1.nul>
>To: post.nul
>Date: Sat, 07 Mar 2009 18:03:53 -0500
>Subject: Re: Kepler Mission In Space

>>From: NASA News <hqnews.nul>
>>To: UFO UpDates - Toronto <post.nul>
>>Date: Sat 07 Mar 2009 01:00:01 EST
>>Subject: NASA's Kepler Mission Rockets To Space In Search Of Other
>>Earths

><snip>

>>Engineers acquired a signal from Kepler at 12:11 a.m. Saturday,
>>after it separated from its spent third-stage rocket and entered
>>its final sun-centered orbit, trailing 950 miles behind Earth.
>>The spacecraft is generating its own power from its solar
>>panels.

>Huh? What'll keep it from being sucked back towards and
>ultimately smashing into Earth, the result of Earth's gravity?


Hi Eleanor,

Kepler will not remain 'parked' at close and constant range
behind Earth. As you note, it would simply fall back to Earth in
that case, barring a substantial and ongoing expenditure of
energy.

See:

http://kepler.nasa.gov/sci/design/orbit.html


Mike



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