The Chandra X-ray Telescope is investigating the habitability of exoplanets. NASA explains. Credit: NASA/CXC/A. Hobart ...

NASA scientists seized a rare opportunity to study Uranus’ atmosphere during a stellar occultation, when the planet passed ...

The world's most famous telescope is celebrating in style with new views of Mars, nebulas and a galaxy that reminds us of home.

In celebration of the Hubble Space Telescope's 35 years in Earth orbit, NASA is releasing an assortment of compelling images ...

The air is cool, the high desert is nearly completely silent, and the Milky Way stretches like glitter across the sky ...

Space exploration missions have revealed that polar vortices aren’t uncommon beyond Earth. They’ve been observed throughout ...

The Catholic Church has almost always been at the forefront of astronomical research and its facilities in Arizona are among ...

The massive dome measures 305 feet (93 meters) in diameter, or about the size of a football field and stands 263 feet (80 ...

The Smithsonian Astrophysical Observatory (SAO) is launching a nationwide strategic investment in the future of rural education called Smithsonian Scientists Taking Astronomy to Rural Schools (STARS).

NSF–DOE Vera C. Rubin Observatory is gearing up to illuminate the universe’s darkest secrets with groundbreaking new ...

Astronomers have discovered a rare kind of galaxy that seems to be missing one of the universe’s most important ingredients: ...

The Vera C. Rubin Observatory in Chile has begun generating test images of the night sky, but the big reveal is expected ...