These three exoplanets are among the least dense ever found, and all attempts to probe their atmospheres have been blocked by a mysterious smog.

When Anastasios Tzanidakis was sifting through some older telescope observations, he stumbled across something that should ...

The new MOTHRA telescope hopes to reveal the “cosmic web”, which huge network of gas and dark matter that connects galaxies across the cosmos. It aims to do so by using a specific kind of telescope – ...

In a happy twist of fate, NASA's Hubble Space Telescope witnessed a comet in the act of breaking apart. The chance of that happening while Hubble watched is extraordinarily minuscule. The findings are ...

Hundreds of mysterious objects have appeared in images captured by the Webb space telescope. The curious dots could reshape scientists’ understanding of the cosmos.

One of the UK’s richest people is building a telescope to find the ‘architecture of the universe’ - World’s largest all-lens ...

If we're to find extraterrestrial life in the universe, astronomers have pinpointed the best places to look for it. They have ...

This all-inclusive refractor is best for observing planets and the moon, but still able to give skywatchers some glimpses of deep-sky objects.

Roughly 66 million years ago, scientists believe an enormous meteor, dubbed Chicxulub, smashed into the Earth in an extinction-level event that wiped out 75 percent of life, including the vast ...

NASA’s NEO Surveyor telescope will launch in 2027 to find dangerous asteroids that current telescopes miss, strengthening planetary defense.

According to NASA, the timing for the "planetary parade" indicates it will be visible in the evening of Feb. 28. Gohd says ...

A galaxy made almost entirely of dark matter, an elusive form of matter that doesn’t interact with light, was spotted by Hubble 250 million light-years from Earth.