The Hubble Space Telescope was originally expected to last about 15 years in orbit, before its optical surfaces became too ...

"The national security establishment has already been doing this for five decades but thought that no one could replicate it, ...

Hanging below the vast cosmic heart is a knot of dust and gas known informally as the Fishhead Nebula, thanks to its vaguely ...

The James Webb Space Telescope has looked back into deep time to find “rubies” or “little red dots” stretched across the ...

On May 20, 1990, the Hubble Space Telescope sent its first image to Earth. This photo turned out to be 50% sharper than ...

The Richard F Caris Mirror Lab in Tucson is actually attached to the UA football stadium, with some parts being below seats ...

NASA discovered Camp Century, a Cold War U.S. military base buried under Greenland’s ice that was built for a secret missile ...

NASA and the European Space Agency are tracking the 3I/ATLAS interstellar object as it travels past Mars on its way toward the Sun and through the solar system.

The James Webb Space Telescope's latest image shows eight spectacular examples of gravitational lensing, a phenomenon that ...

Space has a way of making scientists throw out their textbooks. Just when astronomers think they understand how the universe ...

NASA used the James Webb Space Telescope to create a new image of the Pillars of Creation. These pillars are about 6,500 ...

Oct. 7 (UPI) --NASA and the European Space Agency are tracking the 3I/ATLAS interstellar object as it travels past Mars on its way toward the Sun and through the solar system. The object is thought to ...