Earth-Size, Habitable-Zone Planets

MrAl

Joined Jun 17, 2014
13,702
Hi,

Yeah i had read that there were 7 new ones found recently. Sadly it probably wont help us any until many years from now.
 

GopherT

Joined Nov 23, 2012
8,009
Hi,

Yeah i had read that there were 7 new ones found recently. Sadly it probably wont help us any until many years from now.
Even if we could leave at the speed of light today and stop instantaneously in arrival, it would take 40-years to get there and another 40-years to notify friends and family on earth of safe arrival.
 

GopherT

Joined Nov 23, 2012
8,009
The cool thing about this is that the planets are found by looking at changes in a star's brightness when the planet passes in front of it AND only star/planet pairs that are in the same plane with earth can be found.

The patience to do this is amazing because, at a very great distance, earth is only in front of the sun for about 12h 45m each earth year.

850k mile wide sun.
Earth-to-sun radius = 93Million miles
 

MrAl

Joined Jun 17, 2014
13,702
Even if we could leave at the speed of light today and stop instantaneously in arrival, it would take 40-years to get there and another 40-years to notify friends and family on earth of safe arrival.
Hi,

Yeah and unfortunately that means that many of us here right now talking in this thread will never see any results, unless of course technology advances enough to achieve faster than light travel, which also probably wont happen too soon.

It is interesting to know that there are other planets out there around other suns i guess. I would be more interested to be able to tell if there was some kind of life on any of those, even if just plant life. I'd love to see what kind of trees grow on any of those planets, or any plants, or anything. We know that life can happen on earth in many kinds of environments, so what has happened on other planets would be nice to know too.

BTW i just saw a repeat of "Independence Day" yesterday :)
 
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