A SETI scientist says she expects James Webb to make a groundbreaking discovery about alien life in the next couple of years.

An ancient star discovered in the Large Magellanic Cloud has revealed the chemical fingerprint of the early universe. It ...

The Chandra X-ray Observatory has snapped stunning photos of the invisible universe for 25 years. NASA may end the mission ...

The reawakening of this “magnetar”, a city-sized star named XTE J1810-197 born from a supernova explosion, was an incredibly ...

Adolescent galaxies in the early universe had to grow up fast. Luckily, observations from the James Webb Space Telescope have ...

Astronomers believe they have found a rare, massive flare that erupted from an extremely magnetic dead star, or magnetar, ...

When the loneliest spacecraft in the universe suffers a glitch, it is not just a case of switching it off and on again.

The search for extrasolar planets is currently undergoing a seismic shift. With the deployment of the Kepler Space Telescope ...

Gravitational lensing, a phenomenon predicted by Einstein’s general theory of relativity, has emerged as a powerful tool in ...

Earth, between sweltering Venus and frozen Mars, formed and orbits within a band where water could persist in solid, liquid, ...

Supernovae happen across the Milky Way only a few times a century, and these violent explosions are usually remote enough that people here on Earth don't notice. For a dying star to have any effect on ...

Glowing Bipolar Bubble From Dying Star Expands Into Space In celebration of the 34th anniversary of the launch of NASA's ...