However, a prominent dark ring appearing "a little to the north of the ‘St. Lawrence River' region" - treating the North America Nebula as a map of its namesake - attracted his attention.

The Flame Nebula, located 1,400 light-years from Earth, is a region where many stars are forming and is less than a million ...

That fuzzy splotch, visible to the naked eye when it is really dark (and easily seen through binoculars) is the Orion Nebula. Throughout the nebula (which is about 30 light years wide), we see a ...

A new image from the James Webb Space Telescope shows a stunning and fashionable sight: the Sombrero Galaxy, named for its resemblance to the traditional Mexican hat. With its wide, flat shape ...