M46 in Puppis
The open cluster M 46 lies 5,400
light years from us, a collection of 500 young stars. In front
of it, only 3,000 light years from us, is a planetary nebula -
an old star blowing off its atmosphere into space before
becoming a white dwarf.
NEW:
NEW:
Images taken:
Feb. 26, 2012, by
Cody Arceneaux.
Telescope: Meade 12 in with f/5.7 focal
reducer (f=68in).
Camera: SBIG ST-10 CCD
Exposures: 3
x 15 min red-green-blue, 3 x 20 min H-alpha, [OIII]5003,
[SII]6800 (1h45m total).
Image processing: CCDoops, CCDsoft +
Photoshop CS.