3 peas ?
Middle one has a high Na,NI,NI.? The one on the Left looks like a star but I'll question that? The hazy one at 4:00 looks green.
by Budgieye moderator
Not Na, but Hα which is hydrogen alpha emission. Yes, object on left is a star. Object at 4 is a distant galaxy, but I don't see green on my screen.
See Balmer series on Wikipedia.