I don't get a chance very often to combine two previous posts, but I was thinking recently about planetary nebulae -- winds of gas blown off by dying stars -- and remembered my very favorite one in the whole sky, Abell 39:
I don't get a chance very often to combine two previous posts, but I was thinking recently about planetary nebulae -- winds of gas blown off by dying stars -- and remembered my very favorite one in the whole sky, Abell 39:
Sign up for our weekly newsletter and unlock one more article for free.
View our Privacy Policy
Want more?
Keep reading for as low as $1.99!
Already a subscriber?
Find my Subscription
Save up to 40% off the cover price when you subscribe to Discover magazine.