The North America Nebula in Cygnus is famously visible to the unaided eye under dark skies. But are we really seeing the nebulosity?
Even Harry Potter would enjoy this method of steering a scope.
An article in Scientific American suggests that training your eye to see faint objects may have a physiological basis.
Try out a new addition to our suite of interactive observing tools.
It's easy to make honest mistakes when viewing astronomical objects that are faint or small.
As the first images are released from Messenger's flyby of the innermost planet, previous ground-based observations are proving to be surprisingly accurate.
Depending how you present the data, light pollution in the U.S. may appear anywhere from quite severe to fairly modest.
Cutting down trees to get a better view of the night sky can be a surprisingly emotional issue.
They're compact, handy, and incredibly useful at star parties. But beware: a new study reveals that your bargain-priced green laser pointer might be emitting harmful amounts of infrared energy.
Seattle amateur Nick Risinger had an idea and some free time. One year and more than 37,000 images later, he's created an awesome panorama of the entire celestial sphere.
This week the Sun is putting on its best show in nearly a decade.
This week you can join a worldwide campaign to measure the darkness of night skies everywhere. It's a fun, easy, and worthwhile activity for you and your family.
Our new SaturnMoons app guides you around the ringed planet as it brightens in the night sky in advance of an April 28th opposition. Learn about Saturn's bizarre satellite family, then find the moons in your own scope.
Jupiter reigns big and beautiful over December's sky. Now you can take our newest app with you as a guide to Jupiter's moons, Great Red Spot, and more.
A French astrophotographer used luck and some special gear to capture a razor-thin lunar crescent precisely at the moment of New Moon on July 8th.
Who would have thought that, just 30 miles from a California city of 500,000+, you'd find some of the best stargazing in all of North America?