April 21 - 28 is International Dark Sky Week, a global celebration of the night sky during which like-minded organizations ...

Celebrate International Dark Sky Week by hosting a backyard stargazing party. Experts suggest optimal timing with clear skies and minimal moisture for ...

Often referred to as "the gift that keeps giving," the HST has provided not just magnificent science — shared worldwide — but also some of our universe's most significant and ...

In a breathtaking new photograph shared by the European Southern Observatory (ESO), the sun rises behind the Extremely Large ...

NASA has unveiled four new images of the cosmos, featuring Mars, two nebulae, and a distant spiral galaxy. These were ...

Physicists are tapping into the strange world of quantum sensors to revolutionize particle detection in the next generation ...

This gas needs an enormous amount of energy to shine — more than normal stars can supply. The discovery, based on data from ...

The last decade has brought a new way to explore the universe. Gravitational wave astronomy, made possible by observatories ...