dec 042013
Anne's Image of the Day: Planetary Nebula NGC 5307

December 4, 2013 NGC 5307, a planetary nebula in Centaurus Image Credit: NASA, ESA, and The Hubble Heritage Team (STScI/AURA) NGC 5307 is a planetary nebula of approximately 0.6 light-year across that lies within our Milky Way galaxy, somewhere between 7,000 and 10,000 light-years away from the Earth in the southern constellation of Centaurus (the [continue reading]