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 ...

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

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

It was put on Webb to diagnose and measure any blur in its images. Even nanometres of distortion in Webb’s 18 hexagonal ...

After applying the correction, Webb captured sharper images of the star HD 206893, revealing a faint planet and a ...

As strange interstellar objects like 3I/ATLAS approach with mysterious signals, Harvard scientists hypothesise a potential ...

The enigma of the intruder about the same size as Manhattan Island is making astronomers rethink what they know about cosmic ...

One survey analyzed the effect of Starlink satellite emissions on over 76 million radio telescope missions. It found that ...

These starless worlds are difficult to find and study, but this particular one is teaching us new lessons about the universe.

Humans are finally building the technology that could tell us where to look, when to look, and what signs to watch for. What ...