technical question :)

icestation · Post by **icestation** » Sat Aug 05, 2006 1:47 pm

is the outer space ( out from the solar system where the stardust mission had collected the particules ) is such empty from particules . even microscopicall ones ??

mwhiz · Post by **mwhiz** » Sat Aug 05, 2006 3:58 pm

i read somewhere (sorry don't have the link right now) that the lit up gas you can see around some of the nebulas hubble has pictured is actually less dense then the best vacuum that can be created in a laboratory here on earth. but i think there are actually quite a few particles in space here in the solar system.

mover · Post by **mover** » Sat Aug 05, 2006 4:28 pm

Interstellar space has about 1 particle per cubic meter I believe. Inside the solar system there should be more particles per cubic meter, depending on where you are. I don't know the number for the region where Stardust has been...

icestation · Post by **icestation** » Sat Aug 05, 2006 4:43 pm

ok thanks for replying .