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

Stranded astronauts and celebrity space tourism have piqued interest in space — and a photography exhibition in the museum is ...

On Sunday, April 27, the Moon will be about 221,900 miles from Earth when it reaches perigee, the closest distance in its ...

Webb has two decades ahead of it, but it's already captured some stunning images. Here are 35 of our favorites.

Let's start with the human eye. The human eye has an angular resolution of about 1 arcminute. That's pretty impressive. Take a circle surrounding you on the horizon, divide it into 360 little bits, ...

A conception of the James Webb Space Telescope orbiting ... and distant to otherwise see," ESA explained. It's a clever way to combine the capability of the most powerful space telescope ever ...

Sanity seems conspicuously absent from his actions. What mind, driven by a profound disregard for history and human dignity, ...

The European Space Agency’s astronaut cohort includes a parastronaut, as part of a feasibility project. AP Photo/Francois Mori Jesse Rhoades, University of North Dakota and Rebecca Rhoades, University ...

Enjoy dark skies for evening observing, then catch a meteor shower and a planetary conjunction in the morning sky this week.