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Astronomers image exoplanet orbiting its parent star for the first time

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pokerfan Donating Member (1000+ posts) Send PM | Profile | Ignore Fri Jun-11-10 05:12 PM
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Astronomers image exoplanet orbiting its parent star for the first time


This picture is actually a composite of three separate observations. The outer part with the blue fuzzy stuff was observed in 1996, and I’ll get back to that in a sec. The good stuff is in the center: two images of the planet, called Beta Pic b, are superposed in the picture; it was observed in 2003 (left blob), then again in late 2009 (right blob). Observations taken just months before in 2008 and 2009 observation didn’t show the blob at all — it must have been too close to the star to be seen clearly — indicating this really is a planet orbiting the star, and not just some background object like a star or galaxy. In other words, astronomers have captured the motion of the planet as it physically moved from one side of the star to the other!

http://blogs.discovermagazine.com/badastronomy/2010/06/10/astronomers-see-exoplanet-orbiting-its-parent-star
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donco6 Donating Member (1000+ posts) Send PM | Profile | Ignore Fri Jun-11-10 05:17 PM
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1. Wonder how long before we can see Earth-sized planets?
It seems this is moving along so fast.
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qazplm Donating Member (1000+ posts) Send PM | Profile | Ignore Fri Jun-11-10 05:33 PM
Response to Reply #1
2. look out your window!
(just kidding) :P
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donco6 Donating Member (1000+ posts) Send PM | Profile | Ignore Fri Jun-11-10 06:02 PM
Response to Reply #2
4. OK I asked for that one. LOL! n/t
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pokerfan Donating Member (1000+ posts) Send PM | Profile | Ignore Fri Jun-11-10 05:38 PM
Response to Reply #1
3. Space.com has a thread
http://www.space.com/common/forums/viewtopic.php?f=12&t=23870&start=0

In short, probably not for a few more decades. As noted, we will be able to determine atmospheric composition (Oxygen!) of nearby exoplanets before we will be capable of directly imaging them.
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Myrina Donating Member (1000+ posts) Send PM | Profile | Ignore Fri Jun-11-10 06:18 PM
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5. ... can they please send help?
... or at least a massive intergalactic space-bus for those of us who've had enough with the ridiculousness this planet has been taken over by?
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