Among the planetary nebulae in the high northern heavens, M97, the Owl Nebula, is the most famous. Pierre Méchain discovered it on Feb. 16, 1781, about 2.5° southeast of Merak (Beta [β] Ursae Majoris) ...
Looking for a sky event this week? Check out our full Sky This Week column. March 12: Europa and its shadow cross Jupiter ...
In an article published in the June 2003 Astronomical Journal, researchers from the University of Illinois at Urbana-Champaign, the Instituto de Astrofisica de Canarias in Spain, and Williams College ...
Star Gazers host Trace Dominguez breaks down the 5 different types of nebulae. Star Gazers host Trace Dominguez breaks down the 5 different types of nebulae: emission, reflection, planetary, supernova ...