In a little less than a year from now, Jupiter and the moon will be part of one of the best celestial highlights of 2026. On ...

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 ...

WISPIT 2b was first detected using the European Southern Observatory's Very Large Telescope Spectro-Polarimetric ...

Just after midnight, the moon will light up the east-northeastern horizon, cozying up right next to Jupiter. Here's how and ...

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 ...

Tonight, skywatchers will be treated to a stunning spectacle as the Moon and Jupiter align in the night sky. Just hours after ...

The interstellar comet 3I/ATLAS may be out of view of Earth, but orbiters on Mars were able to recently get a look at it.

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

3I/ATLAS is named for its status as one of three interstellar objects ever discovered in our cosmic neighborhood, as well as ...