re: David De Martin
In the link below left, there's a link to David De Martin's website.
Inside it, there's "contact" (below left)...you could ask him..
Space/Science » in reply to What causes the blue ring around stars?
Space/Science » in reply to What causes the blue ring around stars?
In the link below left, there's a link to David De Martin's website.
Inside it, there's "contact" (below left)...you could ask him..