See pic: The icy blue wings of Hen 2-437 from Hubble!
Hen 2-437 is a planetary nebula in the constellation Vulpecula, one of around 3,000 such objects known to reside within the Milky Way.
Feb 15, 2016, 13:47 PM IST
Hen 2-437
Hen 2-437 is a planetary nebula in the constellation Vulpecula, one of around 3,000 such objects known to reside within the Milky Way.
Feb 15, 2016, 13:47 PM IST