An international team including UNIGE observed with the JWST huge clouds of helium escaping from the exoplanet Wasp-107b.

December for lovers of astronomy is highlighted by the Geminids meteor shower, as Greg Redern highlights in December’s ...

The long nights of December are an astronomical delight. The early evening sky hosts Saturn as the main feature, along with ...

As the final month of the year begins, early evenings offer just one naked-eye planet. Fortunately for us, that lone world is Saturn. The ringed planet lies high in the northwest as twilight fades, ...