jan 032014
 
Anne's Image of the Day: The Eskimo Nebula

January 3, 2013  The Eskimo Nebula, a planetary nebula in Gemini Image Credit: NASA, Andrew Fruchter and the ERO Team [Sylvia Baggett and Zoltan Levay (STScI), and Richard Hook (ST-ECF)] The Eskimo Nebula (NGC 2392, and sometimes also called the Clownface Nebula) is a bipolar double-shell planetary nebula of about 0.68 light-year across, located over [continue reading]

nov 262013
 
Anne's Image of the Day: Jonckheere 900 Planetary Nebula

November 26, 2013 Jonckheere 900, a planetary nebula in Gemini Image Credit: Josh Barrington, ESA/Hubble & NASA Jonckheere 900 or J 900 (also known as PN G194.2+02.5) is a planetary nebula that lies about 16,000 light-years away from Earth in the constellation of Gemini (the Twins, Castor & Pollux), while it is receding from us [continue reading]

okt 232013
 
Anne's Image of the Day: The Jellyfish Nebula

October 23, 2013 The Jellyfish Nebula, a supernova remnant in Gemini  Image Credit & Copyright: Adam Block/Mount Lemmon SkyCenter/University of Arizona (http://skycenter.arizona.edu/gallery)/Tom Bash and John Fox/NOAO/AURA/NSF The Jellyfish Nebula (also known as IC 443 and Sh2-248) is a large supernova remnant of some 70 light-years across that lies near the star Eta Geminorum, roughly 5,000 [continue reading]

aug 222013
 
Anne's Image of the Day: The Medusa Nebula

August 22, 2013 The Medusa Nebula, an old planetary nebula in Gemini Image Credit & Copyright: Ken Crawford, Rancho Del Sol Observatory (http://www.imagingdeepsky.com) The Medusa Nebula (also known as Abell 21, Sh2-274 and PK205+14.1) is an old, large planetary nebula of more than 4 light-years across, located some 1,500 light-years away from Earth in the [continue reading]