Thanks also. I put this thread in the RR because I thought that that was the appropriate place for it ... it has absolutely nothing to do with sports, gambling or other topics stated on the front page of the forum. I'm glad some others have enjoyed it.
Thanks Angelina. I get the pics from NASA's website, Popular Science, Scientific American, different places that I visit regularly. I just cherry-pick the ones I like best and add them to the thread.
Spiral galaxy NGC 4603. The extremely bright object is a rare form of star called a Cepheid variable.
An intergalactic "pipeline" of material flowing between two battered galaxies that bumped into each other about 100 million years ago. The pipeline is the dark string of matter stretching 20,000 light-years between NGC 1410 at left and NGC 1409 at right.
A so-called "hole-punch cloud," a meteorological phenomenon which currently lacks a generally-accepted explanation. The "hole" in the cloud above is several hundred metres across.