banner

banner
M104 Sombrero Galaxy

Tuesday, November 26, 2013

Comet ISON C/2012 S1

Many thanks to the following sources:
http://stereo-ssc.nascom.nasa.gov/comet_ison/
http://en.wikipedia.org/wiki/International_Scientific_Optical_Network
http://science.nasa.gov/media/medialibrary/2013/11/24/ison_encke_nov19_22.gif
http://sohowww.nascom.nasa.gov/home.html
http://earthsky.org/space/best-photos-images-videos-of-comet-ison
http://www.cometpieces.at/index.php?Itemid=6

Comet C/2012 S1 was discovered in September 2012 by Russian astronomers Vitali Nevski and Artyom Novichonok using data from the International Scientific Optical Network (ISON).

 SOHO LASCO C2 coronagraph below
SOHO LASCO C3 coronagraph below


Comets ISON, Encke, and solar wind - November 20-22 from STEREO A


SOHO LASCO C3 coronagraph



Below are images from STEREO B beacon data, very compressed and low resolution.






Saturday, April 13, 2013

Star formation in IC 2574 over the last 100 million years

With many thanks, I refer to:
Pasquali and 15 collaborators 2008







Sunday, March 17, 2013

130317 - PANSTARRS image gallery

Many thanks to the following sources:
http://www.dailymail.co.uk/news/article-2293709/PanSTARRS-comet-Incredible-images-blazing-comet-revealed.html
http://i.dailymail.co.uk/i/pix/2013/03/14/article-2293212-189F83FE000005DC-757_634x353.jpg
http://www.dailymail.co.uk/sciencetech/article-2292577/Breathtaking-new-pictures-comet-PanSTARRS-makes-dramatic-appearance-northern-skies.html
http://www.sott.net/article/259807-Is-Comet-Pan-Starrs-fragmenting
http://spaceweather.com/gallery/indiv_upload.php?upload_id=78702&PHPSESSID=cki3k03aaui0vbfrgaq124sff3
http://www.planetary.org/blogs/guest-blogs/2013/20130314-comet-panstarrs-stereo.html
http://astrobob.areavoices.com/2013/03/15/stereo-beams-back-stunning-new-panstarrs-pics/






Monday, March 11, 2013

Comet PANSTARRS C/2011 L4 presentation slides

Many thanks to the sources:
http://cosmiclog.nbcnews.com/_news/2013/03/11/17273389-seeing-comet-panstarrs-is-tricky-for-skywatchers-but-its-easy-online
http://pan-starrs.ifa.hawaii.edu/public/
http://en.wikipedia.org/wiki/File:Collision_d%27une_com%C3%A8te.jpg
http://pan-starrs.ifa.hawaii.edu/public/
http://www.aerith.net/comet/catalog/2011L4/2011L4.html
http://www.skyandtelescope.com/observing/highlights/Update-on-Comet-PanSTARRS-187930541.html
http://www.aerith.net/comet/catalog/2011L4/2011L4.html
http://remanzacco.blogspot.com/2012/09/new-update-on-comet-c2011-l4-panstarrs.html
http://arxiv.org/abs/1302.4621

Discovery telescope - 2011 June 6