We're just weeks away from this interstellar visitor reaching its brightest in Earth's night skies. Will we see it?

Pakistan prime minister Shehbaz Sharif was momentarily caught off guard on Monday when US President Donald Trump, while ...

When most people imagine traveling to space, they picture breathtaking, colorful swirls or sparkly stars like the images ...

Machine learning and advanced optics helped scientists correct distortions in Webb’s images, unlocking new potential to ...

Astronomers have yet to find irrefutable proof for any natural satellites of exoplanets—so-called exomoons—but as ...

Data from the James Webb Space Telescope and other observatories suggests a supervolcanic exomoon may lurk around the giant ...

Look for the three stars that make up the distinctive formation of Orion's Belt — Alnitak, Alnilam and Mintaka — shining ...

A pair of Sydney Ph.D. students helped sharpen the view of humanity's most powerful space observatory—without leaving Earth.

After Webb's launch, Australian scientists used a unique instrument, AMI, to diagnose and correct image distortions. Their ...

We actually know very little about what's going on inside Uranus and Neptune, causing researchers to propose that these ...

Betelgeuse, the brilliant red star marking Orion's shoulder, has long been suspected of harboring a secret. I have to confess ...